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Panasonic CS-E12PKEW Service Manual

Other manuals for CS-E12PKEW: Operating Instructions Manual

Summary of CS-E12PKEW

  • Page 1

    © panasonic corporation 2012. Order no: papamy1212045ce indoor unit outdoor unit cs-e7pkew cs-e9pkew cs-e12pkew cs-e15pkew cs-e18pkew cs-e21pkew cs-e24pkew cs-xe7pkew cs-xe9pkew cs-xe12pkew cs-xe15pkew cs-xe18pkew cs-xe21pkew cs-e28pkes cu-e7pke cu-e9pke cu-e12pke cu-e15pke cu-e18pke cu-e21pke cu-e2...

  • Page 2

    2 caution before performing any of the electrical installation works, please verify on which of the intended connection use. Generally there are 2 types of indoor-outdoor connections: ○ a single connection (single indoor unit connects with single outdoor unit) ○ b multiple connection (multiple indoo...

  • Page 3: Table of Contents

    3 table of contents 1. Safety precautions.............................................4 2. Specifications .....................................................6 3. Features ............................................................27 4. Location of controls and components .........28 4.1 indoor un...

  • Page 4: 1. Safety Precautions

    4 1. Safety precautions • read the following “safety precautions” carefully before perform any servicing. • electrical work must be installed or serviced by a licensed electrician. Be sure to use the correct rating of the power plug and main circuit for the model installed. • the caution items state...

  • Page 5

    5 warning 20. During pump down operation, stop the compressor before remove the refrigeration piping. (removal of compressor while compressor is operating and valves are opened will cause suck-in of air, abnormal high pressure in refrigeration cycle and result in explosion, injury etc.) 21. After co...

  • Page 6: 2. Specifications

    6 2. Specifications indoor cs-e7pkew, cs-xe7pkew cs-e9pkew, cs-xe9pkew model outdoor cu-e7pke cu-e9pke performance test condition eurovent eurovent phase, hz single, 50 single, 50 power supply v 230 230 min. Mid. Max. Min. Mid. Max. Kw 0.75 2.05 2.40 0.85 2.50 3.00 btu/h 2560 6990 8180 2900 8530 102...

  • Page 7

    7 indoor cs-e7pkew, cs-xe7pkew cs-e9pkew, cs-xe9pkew model outdoor cu-e7pke cu-e9pke type hermetic motor (rotary) hermetic motor (rotary) motor type brushless (6 poles) brushless (6 poles) compressor output power w 650 700 type cross-flow fan cross-flow fan material asg33 asg33 motor type dc / trans...

  • Page 8

    8 indoor cs-e7pkew, cs-xe7pkew cs-e9pkew, cs-xe9pkew model outdoor cu-e7pke cu-e9pke pipe diameter (liquid / gas) mm (inch) 6.35 (1/4) / 9.52 (3/8) 6.35 (1/4) / 9.52 (3/8) standard length m (ft) 5.0 (16.4) 5.0 (16.4) length range (min – max) m (ft) 3 (9.8) ~ 15 (49.2) 3 (9.8) ~ 15 (49.2) i/d & o/d h...

  • Page 9

    9 indoor cs-e12pkew, cs-xe12pkew cs-e15pkew, cs-xe15pkew model outdoor cu-e12pke cu-e15pke performance test condition eurovent eurovent phase, hz single, 50 single, 50 power supply v 230 230 min. Mid. Max. Min. Mid. Max. Kw 0.85 3.50 4.00 0.85 4.20 5.00 btu/h 2900 11900 13600 2900 14300 17100 capaci...

  • Page 10

    10 indoor cs-e12pkew, cs-xe12pkew cs-e15pkew, cs-xe15pkew model outdoor cu-e12pke cu-e15pke type hermetic motor (rotary) hermetic motor (rotary) motor type brushless (6 poles) brushless (6 poles) compressor output power w 700 700 type cross-flow fan cross-flow fan material asg33 asg33 motor type dc ...

  • Page 11

    11 indoor cs-e12pkew, cs-xe12pkew cs-e15pkew, cs-xe15pkew model outdoor cu-e12pke cu-e15pke pipe diameter (liquid / gas) mm (inch) 6.35 (1/4) / 9.52 (3/8) 6.35 (1/4) / 12.70 (1/2) standard length m (ft) 5.0 (16.4) 5.0 (16.4) length range (min – max) m (ft) 3 (9.8) ~ 15 (49.2) 3 (9.8) ~ 15 (49.2) i/d...

  • Page 12

    12 indoor cs-e18pkew, cs-xe18pkew cs-e21pkew, cs-xe21pkew model outdoor cu-e18pke cu-e21pke performance test condition eurovent eurovent phase, hz single, 50 single, 50 power supply v 230 230 min. Mid. Max. Min. Mid. Max. Kw 0.98 5.00 6.00 0.98 6.30 7.10 btu/h 3340 17100 20500 3340 21500 24200 capac...

  • Page 13

    13 indoor cs-e18pkew, cs-xe18pkew cs-e21pkew, cs-xe21pkew model outdoor cu-e18pke cu-e21pke type hermetic motor (rotary) hermetic motor (rotary) motor type brushless (4 poles) brushless (4 poles) compressor output power w 900 900 type cross-flow fan cross-flow fan material asg33 asg33 motor type dc ...

  • Page 14

    14 indoor cs-e18pkew, cs-xe18pkew cs-e21pkew, cs-xe21pkew model outdoor cu-e18pke cu-e21pke pipe diameter (liquid / gas) mm (inch) 6.35 (1/4) / 12.70 (1/2) 6.35 (1/4) / 12.70 (1/2) standard length m (ft) 5.0 (16.4) 5.0 (16.4) length range (min – max) m (ft) 3 (9.8) ~ 20 (65.6) 3 (9.8) ~ 20 (65.6) i/...

  • Page 15

    15 indoor cs-e24pkew cs-e28pkes model outdoor cu-e24pke cu-e28pke performance test condition eurovent eurovent phase, hz single, 50 single, 50 power supply v 230 230 min. Mid. Max. Min. Mid. Max. Kw 0.98 6.80 8.10 0.98 7.65 8.60 btu/h 3340 23200 27600 3340 26100 29300 capacity kcal/h 840 5850 6970 8...

  • Page 16

    16 indoor cs-e24pkew cs-e28pkes model outdoor cu-e24pke cu-e28pke type hermetic motor (rotary) hermetic motor (rotary) motor type brushless (4 poles) brushless (4 poles) compressor output power w 1.7k 1.7k type cross-flow fan cross-flow fan material asg33 asg33 motor type dc / transistor (8-poles) d...

  • Page 17

    17 indoor cs-e24pkew cs-e28pkes model outdoor cu-e24pke cu-e28pke pipe diameter (liquid / gas) mm (inch) 6.35 (1/4) / 15.88 (5/8) 6.35 (1/4) / 15.88 (5/8) standard length m (ft) 5.0 (16.4) 5.0 (16.4) length range (min – max) m (ft) 3 (9.8) ~ 30 (98.4) 3 (9.8) ~ 30 (98.4) i/d & o/d height different m...

  • Page 18

    18 • multi split combination possibility: o a single outdoor unit enables air conditioning of up to two separate rooms for cu-2e15pbe, cu-2e18pbe. O a single outdoor unit enables air conditioning of up to three separate rooms for cu-3e18pbe. O a single outdoor unit enables air conditioning of up to ...

  • Page 19

    19 • indoor unit : cs-e7/9/12pkew • outdoor unit : cu-2e15pbe 2room 1room indoor unit capacity (kw) total indoor capacity (kw) indoor unit capacity (kw) total indoor capacity (kw) 16+16 32 16 16 16+20 36 20 20 16+25 41 25 25 16+28 44 28 28 16+32 48 32 32 20+20 40 20+25 45 20+28 48 20+32 52 25+25 50 ...

  • Page 20

    20 • indoor unit : cs-e7/9/12/15/18pkew • outdoor unit : cu-3e18pbe 3room 2room 1room indoor unit capacity (kw) total indoor capacity (kw) indoor unit capacity (kw) total indoor capacity (kw) indoor unit capacity (kw) total indoor capacity (kw) 16+16+16 48 16+32 48 16 16 16+16+20 52 16+40 56 20 20 1...

  • Page 21

    21 • indoor unit : cs-e7/9/12/15/18pkew • outdoor unit : cu-4e23pbe 4room 3room 2room 1room indoor unit capacity (kw) total indoor capacity (kw) indoor unit capacity (kw) total indoor capacity (kw) indoor unit capacity (kw) total indoor capacity (kw) indoor unit capacity (kw) total indoor capacity (...

  • Page 22

    22 20+25+28+32 105 28+28+32 88 20+25+32+32 109 28+28+40 96 20+28+28+28 104 28+28+50 106 20+28+28+32 108 28+32+32 92 25+25+25+25 100 28+32+40 100 25+25+25+28 103 28+32+50 110 25+25+25+32 107 28+40+40 108 25+25+28+28 106 32+32+32 96 25+25+28+32 110 32+32+40 104 25+28+28+28 109 • indoor unit : cs-e7/9/...

  • Page 23

    23 25+25+25+50 125 28+28+50 106 25+25+25+60 135 28+28+60 116 25+25+28+28 106 28+28+70 126 25+25+28+32 110 28+32+32 92 25+25+28+40 118 28+32+40 100 25+25+28+50 128 28+32+50 110 25+25+32+32 114 28+32+60 120 25+25+32+40 122 28+32+70 130 25+25+32+50 132 28+40+40 108 25+25+40+40 130 28+40+50 118 25+28+28...

  • Page 24

    24 20+20+25+25+50 140 20+25+25+28 98 25+25+25 75 20+20+25+25+60 150 20+25+25+32 102 25+25+28 78 20+20+25+25+70 160 20+25+25+40 110 25+25+32 82 20+20+25+28+28 121 20+25+25+50 120 25+25+40 90 20+20+25+28+32 125 20+25+25+60 130 25+25+50 100 20+20+25+28+40 133 20+25+25+70 140 25+25+60 110 20+20+25+28+50...

  • Page 25

    25 20+25+28+32+60 165 25+25+28+70 148 20+25+28+32+70 175 25+25+32+32 114 20+25+28+40+40 153 25+25+32+40 122 20+25+28+40+50 163 25+25+32+50 132 20+25+28+40+60 173 25+25+32+60 142 20+25+28+50+50 173 25+25+32+70 152 20+25+32+32+32 141 25+25+40+40 130 20+25+32+32+40 149 25+25+40+50 140 20+25+32+32+50 15...

  • Page 26

    26 25+25+40+40+40 170 28+32+50+50 160 25+28+28+28+28 137 28+32+50+60 170 25+28+28+28+32 141 28+40+40+40 148 25+28+28+28+40 149 28+40+40+50 158 25+28+28+28+50 159 28+40+40+60 168 25+28+28+28+60 169 28+40+50+50 168 25+28+28+32+32 145 32+32+32+32 128 25+28+28+32+40 153 32+32+32+40 136 25+28+28+32+50 16...

  • Page 27: 3.   Features

    27 3. Features • inverter technology o wider output power range o energy saving o quick cooling o quick heating o more precise temperature control • environment protection o non-ozone depletion substances refrigerant (r410a) • long installation piping o long piping up to 15 meters (0.75 ~ 1.75hp) an...

  • Page 28

    28 4. Location of controls and components 4.1 indoor unit 4.2 outdoor unit 4.3 remote control.

  • Page 29: 5. Dimensions

    29 5. Dimensions 5.1 indoor unit 5.1.1 cs-e7pk cs-e9pk cs-e12pk cs-e15pk cs-xe7pk cs-xe9pk cs-xe12pk cs-xe15pk.

  • Page 30

    30 5.1.2 cs-e18pk cs-e21pk cs-e24pk cs-e28pk cs-xe18pk cs-xe21pk.

  • Page 31

    31 5.2 outdoor unit 5.2.1 cu-e7pke cu-e9pke 5.2.2 cu-e12pke cu-e15pke.

  • Page 32

    32 5.2.3 cu-e18pke cu-e21pke.

  • Page 33

    33 5.2.4 cu-e24pke cu-e28pke.

  • Page 34

    34 6. Refrigeration cycle diagram 6.1 cu-e7pke cu-e9pke cu-e12pke cu-e15pke indoor outdoor intake air temp. Sensor pipe temp. Sensor liquid side 2-way valve 3-way valve gas side cooling heat exchanger (evaporator) heating compressor 4-ways valve condenser muffler muffler strainer expansion valve.

  • Page 35

    35 6.2 cu-e18pke cu-e21pke indoor outdoor intake air temp. Sensor pipe temp. Sensor pipe temp. Sensor air temp. Sensor liquid side 2-way valve 3-way valve gas side cooling heat exchanger (evaporator) heating compressor condenser process tube strainer expansion valve oil seperator (e21pke only) 4-way...

  • Page 36

    36 6.3 cu-e24pke cu-e28pke indoor outdoor intake air temp. Sensor pipe temp. Sensor liquid side 2-way valve 3-way valve gas side cooling heat exchanger (evaporator) heating compressor f. Cond. Process tube distributor strainer strainer receiver expansion valve discharge muffler 4-ways valve.

  • Page 37: 7. Block Diagram

    37 7. Block diagram 7.1 cu-e7pke noise f ilt er f u se1 01 f u s e 102 f u se1 03 fa n mo to r c o m pr esso r ry -p wr ry -a c 1 q1 ry -c c1 0 1 pt c pt c 2 th 2 3 2 1 ms 3 ~ c t 102 r eac t o r ex p a n s io n va lv e 4- w a y s va lv e sc pt c ntc pt c 1 u m m.

  • Page 38

    38 7.2 cu-e9pke cu-e12pke cu-e15pke noise f ilt er fus e 1 0 1 fu s e 1 0 2 ry -p wr ry -a c 3 2 1 ms 3 ~ c t 102 4- w a y s va lv e sc pt c pt c 1 u f u s e 104 ms 3 ~ re a c t o r f u s e 103 q1 fa n mo t o r co m p re s s o r ic 1 9 th 3 ntc.

  • Page 39

    39 7.3 cu-e18pke cu-e21pke fus e 3 fu s e 2 db 2 db 1 fus e 1 co mp re s s o r p n u v w q1 c 101 3 2 1 ms 3 ~ 4- w a y s va lv e ry-c cr3 m ct 4 0 0 fa n mo to r re a ct o r th1 ntc ry-h ot sc ry -a c r y -p w r pt c 2 db 3 th2 ntc pt c 1 nois e fil ter.

  • Page 40

    40 7.4 cu-e24pke cu-e28pke ms 3 ~ m 1 ~ c o m pr esso r sc ssr ntc nt c 1 2 3 noise f ilter fu s e re a c t o r pt c re a c t o r fus e u.

  • Page 41

    41 8. Wiring connection diagram 8.1 indoor unit 8.1.1 cs-e7pk cs-e9pk cs-e12pk cs-e15pk cs-e18pk cs-e21pk cs-e24pk cs-xe7pk cs-xe9pk cs-xe12pk cs-xe15pk cs-xe18pk cs-xe21pk.

  • Page 42

    42 8.1.2 cs-e28pkes.

  • Page 43

    43 8.2 outdoor unit 8.2.1 cu-e7pke resistance of compressor windings model cu-e7pke connection 5rs092xcd21 (Ω) u-v 1.152 u-w 1.152 v-w 1.152 note: resistance at 20°c of ambient temperature..

  • Page 44

    44 8.2.2 cu-e9pke cu-e12pke cu-e15pke resistance of compressor windings resistance of compressor windings model cu-e9pke model cu-e12pke / cu-e15pke connection 5rs102xbc21 (Ω) connection 5rs102xna21 (Ω) u-v 0.858 u-v 1.211 u-w 0.858 u-w 1.211 v-w 0.858 v-w 1.211 note: resistance at 20°c of ambient t...

  • Page 45

    45 8.2.3 cu-e18pke cu-e21pke resistance of compressor windings model cu-e18pke / cu-e21pke connection 5rd102xba21 (Ω) u-v 1.897 u-w 1.907 v-w 1.882 note: resistance at 20°c of ambient temperature..

  • Page 46

    46 8.2.4 cu-e24pke resistance of compressor windings model cu-e24pke connection 5kd240xaf21 (Ω) u-v 0.720 u-w 0.726 v-w 0.708 note: resistance at 20°c of ambient temperature..

  • Page 47

    47 8.2.5 cu-e28pke resistance of compressor windings model cu-e28pke connection 5kd240xaf21 (Ω) u-v 0.720 u-w 0.726 v-w 0.708 note: resistance at 20°c of ambient temperature..

  • Page 48

    48 9. Electronic circuit diagram 9.1 indoor unit.

  • Page 49

    49 9.2 outdoor unit 9.2.1 cu-e7pke sensor (thermistor) characteristics 70 60 50 40 30 20 10 0 -10 0 10 temperature ( o c) r es ista nce (k Ω ) 20 30 40 50 1 2 1 2 outdoor air sensor outdoor heat exchanger sensor compressor temp. Sensor (thermistor) characteristics 70 60 50 40 30 20 10 0 20 40 60 tem...

  • Page 50

    50 9.2.2 cu-e9pke cu-e12pke cu-e15pke sensor (thermistor) characteristics 70 60 50 40 30 20 10 0 -10 0 10 temperature ( o c) r es ista nce (k Ω ) 20 30 40 50 1 2 1 2 outdoor air sensor outdoor heat exchanger sensor compressor temp. Sensor (thermistor) characteristics 70 60 50 40 30 20 10 0 20 40 60 ...

  • Page 51

    51 9.2.3 cu-e18pke cu-e21pke to indoor unit ac-wht (white) cn-dcfm (white) ljp117 (green) fg01 (green) grn ylw/grn control board control board control board cab net side plate blk wh t grn ac-blk (black) com3 (red) red gry l2-i (gray) gry l2-o (gray) reactor blu electro-magnetic coil (4-ways valve) ...

  • Page 52

    52 9.2.4 cu-e24pke sensor (thermistor) characteristics 70 60 50 40 30 20 10 0 -10 0 10 temperature ( o c) r es ist an ce ( kΩ ) 20 30 40 50 1 2 1 2 outdoor air sensor outdoor heat exchanger sensor compressor temp. Sensor (thermistor) characteristics 70 60 50 40 30 20 10 0 20 40 60 temperature ( o c)...

  • Page 53

    53 9.2.5 cu-e28pke sensor (thermistor) characteristics 70 60 50 40 30 20 10 0 -10 0 10 temperature ( o c) r es ist an ce ( kΩ ) 20 30 40 50 1 2 1 2 outdoor air sensor outdoor heat exchanger sensor compressor temp. Sensor (thermistor) characteristics 70 60 50 40 30 20 10 0 20 40 60 temperature ( o c)...

  • Page 54: 10.  Printed Circuit Board

    54 10. Printed circuit board 10.1 indoor unit 10.1.1 main printed circuit board 10.1.2 indicator printed circuit board.

  • Page 55

    55 10.1.3 receiver printed circuit board 10.1.4 high voltage power supply printed circuit board 10.1.5 fuse printed circuit board.

  • Page 56

    56 10.1.6 human activity sensor printed circuit board.

  • Page 57

    57 10.2 outdoor unit 10.2.1 cu-e7pke.

  • Page 58

    58 10.2.2 cu-e9pke cu-e12pke cu-e15pke.

  • Page 59

    59 10.2.3 cu-e18pke cu-e21pke.

  • Page 60

    60 10.2.4 cu-e24pke cu-e28pke.

  • Page 61: 11. Installation

    61 11. Installation instruction 11.1 select the best location 11.1.1 indoor unit • do not install the unit in excessive oil fume area such as kitchen, workshop and etc. • there should not be any heat source or steam near the unit. • there should not be any obstacles blocking the air circulation. • a...

  • Page 62

    62 11.2 indoor unit the mounting wall shall be strong and solid enough to prevent it from vibration. Dimension model c d e f g h e7***, e9***, e12***, e15*** xe7***, xe9***, xe12***, xe15*** 490 mm 82 mm 439 mm 432 mm 43 mm 95 mm e18***, e21***, e24*** xe18***, xe21*** 590 mm 82 mm 539 mm 532 mm 169...

  • Page 63

    63 11.2.2 indoor unit installation 11.2.2.1 for the right rear piping 11.2.2.2 for the right and right bottom piping 11.2.2.3 for the embedded piping (this can be used for left rear piping and bottom piping also.).

  • Page 64

    64 11.2.3 connect the cable to the indoor unit the power supply cord, indoor and outdoor unit connection cable can be connected without removing the front grille. 1 install the indoor unit on the installing holder that mounted on the wall. 2 open the front panel and grille door by loosening the scre...

  • Page 65

    65 7 remove the tapes and connect the power supply cord and connection cable between indoor unit and outdoor unit according to the diagram below. 8 secure the power supply cord and connection cable onto the control board with the holder. 9 close grille door by tighten with screw and close the front ...

  • Page 66

    66.

  • Page 67

    67 11.3 outdoor unit 11.3.1 install the outdoor unit • after selecting the best location, start installation according to indoor/outdoor unit installation diagram. 1 fix the unit on concrete or rigid frame firmly and horizontally by bolt nut (ø10 mm). 2 when installing at roof, please consider stron...

  • Page 68

    68 * for gas side piping please refer table and diagram below.

  • Page 69

    69 11.3.3 evacuation of the equipment when installing an air conditioner, be sure to evacuate the air inside the indoor unit and pipes in the following procedure. 1 connect a charging hose with a push pin to the low side of a charging set and the service port of the 3-way valve. O be sure to connect...

  • Page 70

    70 11.3.4 connect the cable to the outdoor unit 1 remove the control board cover from the unit by loosening the screw. 2 connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 × 1.5 mm 2 (3/4 ~ 1.75hp) or 4 × 2.5 mm 2 (2.0 ~ 2.5hp) flexible cord, type desi...

  • Page 71: 12. Installation

    71 12. Installation instruction (cs-e28pkes cu-e28pke only) 12.1 select the best location 12.1.1 indoor unit • do not install the unit in excessive oil fume area such as kitchen, workshop and etc. • there should not be any heat source or steam near the unit. • there should not be any obstacles block...

  • Page 72

    72 12.2 indoor unit the mounting wall shall be strong and solid enough to prevent it from vibration. Dimension model c d e f g h e28*** 590 mm 82 mm 539 mm 532 mm 169 mm 219 mm the centre of installation plate should be at more than ○ 1 at right and left of the wall. The distance from installation p...

  • Page 73

    73 12.2.2 indoor unit installation 12.2.2.1 for the right rear piping 12.2.2.2 for the right and right bottom piping 12.2.2.3 for the embedded piping (this can be used for left rear piping and bottom piping also.).

  • Page 74

    74 12.2.3 connect the cable to the indoor unit the power supply cord, indoor and outdoor unit connection cable can be connected without removing the front grille. 1 install the indoor unit on the installing holder that mounted on the wall. 2 open the front panel and grille door by loosening the scre...

  • Page 75

    75 7 remove the tapes and connect the power supply cord and connection cable between indoor unit and outdoor unit according to the diagram below. 8 secure the power supply cord and connection cable onto the control board with the holder. 9 close grille door by tighten with screw and close the front ...

  • Page 76

    76.

  • Page 77

    77 12.3 outdoor unit 12.3.1 install the outdoor unit • after selecting the best location, start installation according to indoor/outdoor unit installation diagram. 1 fix the unit on concrete or rigid frame firmly and horizontally by bolt nut (ø10 mm). 2 when installing at roof, please consider stron...

  • Page 78

    78 12.3.3 evacuation of the equipment when installing an air conditioner, be sure to evacuate the air inside the indoor unit and pipes in the following procedure. 1 connect a charging hose with a push pin to the low side of a charging set and the service port of the 3-way valve. O be sure to connect...

  • Page 79

    79 12.3.4 connect the cable to the outdoor unit 1 remove the control board cover from the unit by loosening the screw. 2 connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 × 4.0 mm 2 (3.0hp) flexible cord, type designation 60245 iec 57 or heavier cord....

  • Page 80: 13. Operation

    80 13. Operation control 13.1 basic function inverter control, which equipped with a microcomputer in determining the most suitable operating mode as time passes, automatically adjusts output power for maximum comfort always. In order to achieve the suitable operating mode, the microcomputer maintai...

  • Page 81

    81 13.1.5 automatic operation • this mode can be set using remote control and the operation is decided by remote control setting temperature, remote control operation mode and indoor intake air temperature. • during operation mode judgment, indoor fan motor (with speed of lo-) is running for 30 seco...

  • Page 82

    82 [heating] • according to indoor pipe temperature, automatic heating fan speed is determined as follows. B. Feedback control • immediately after the fan motor started, feedback control is performed once every second. • during fan motor on, if fan motor feedback ≥ 2550 rpm or counter increase, fan ...

  • Page 83

    83 13.4 airflow direction • there are two types of airflow, vertical airflow (directed by horizontal vane) and horizontal airflow (directed by vertical vanes). • control of airflow direction can be automatic (angles of direction is determined by operation mode, heat exchanger temperature and intake ...

  • Page 84

    84 13.4.2 horizontal airflow • automatic horizontal airflow direction can be set using remote control; the vane swings left and right within the angles as stated below. For heating mode operation, the angle of the vane depends on the indoor heat exchanger temperature as figure 1 below. It does not s...

  • Page 85

    85 • control contents o fan speed is changed from normal setting to quiet setting of respective fan speed. Fan speed for quiet operation is reduced from setting fan speed. 13.6 quiet operation (heating) • purpose o to provide quiet heating operation compare to normal operation. • control condition o...

  • Page 86

    86 13.8 timer control • there are 2 sets of on and off timer available to turn the unit on or off at different preset time. • if more than one timer had been set, the upcoming timer will be displayed and will activate in sequence. 13.8.1 on timer control • on timer 1 and on timer 2 can be set using ...

  • Page 87

    87 13.11 nanoe-g operation • this operation provides clean air by producing great amount of negative ions and distribute through the discharge airflow to capture or deactivate molds, bacteria or viruses. • nanoe-g operation start condition o during unit running at any operation mode, if nanoe-g oper...

  • Page 88

    88 • nanoe-g check mode o to enable nanoe-g check mode, during nanoe-g operation on: o if there is abnormal discharge, nanoe-g indicator blinks immediately. • error detection control when nanoe-g indicator blinks, it indicates error listed below: o nanoe-g connector at main pcb open judgment method ...

  • Page 89

    89 o nanoe-g breakdown error judgment method • hi-feedback voltage (at microcontroller) supplied to the nanoe-g system when nanoe-g operation is off; nanoe-g breakdown error show immediately. • it is due to indoor pcb or nanoe-g high voltage power supply damage. • operations except nanoe-g continue....

  • Page 90

    90 13.13 mild dry cooling operation • this operation helps to prevent decreases in room humidity while maintaining the setting temperature. • during unit running at cooling operation mode, if “mild dry cooling” button is pressed, mild dry cooling operation starts and mild dry cooling indicators turn...

  • Page 91

    91 13.14.1 human activity sensor  area of human availability, activity level and absent is judged based on pulses by using infrared sensor. The internal setting temperature shift, fan speed and horizontal airflow direction are adjusted in order to provide comfort environment while maintain the ener...

  • Page 92

    92 13.14.1.2 information log • the signal from infrared sensors will be log to human activity database for further analysis. 13.14.1.3 human position analysis • according to area of living, frequency of activity, the system will analyze the human position away from the indoor unit. 13.14.1.4 human a...

  • Page 93

    93 13.14.1.9 rhythmic temperature wave operation • to further maximize the energy saving during econavi or auto comfort operates at low activity level. • start condition o the unit is operates in cool or dry mode under econavi or auto comfort operation, and o human activity sensor detects low activi...

  • Page 94

    94 13.14.1.10 econavi and auto comfort demo mode • to enable eco demo mode: • to disable eco demo mode: o transmit eco demo signal again. 13.14.1.11 human activity sensor abnormality • abnormality detection: connector disconnection / wire cut abnormality o sensor judge hi level continuously for 25 s...

  • Page 95

    95 13.14.1.12 human activity sensor check mode • to enable human activity sensor abnormality check mode: • during econavi is on, when check signal received, if either sensors has abnormality, the 4 times abnormality counter is ignored, econavi indicator will blink immediately and error code is memor...

  • Page 96

    96 13.14.2.2 judge sunlight intensity • based on sunlight sensor output voltage, the sunlight intensity value will be computed and logged to sunlight intensity database. • the sunlight sensor sensitivity could be adjusted: 13.14.2.3 judge ambient condition • according to sunlight intensity over a pe...

  • Page 97

    97 13.14.2.5 sunlight sensor check mode • to enable sunlight sensor check mode, during unit is off (power standby): • operation details o the sunlight sensor check mode will be operated for 5 minutes. O during check mode, the on and off timer will be memorized but it operation be ignored. O during c...

  • Page 98

    98 14. Operation control (for multi split connection) during multi split connection, indoor unit’s operation controls are same with single split connection unless specified in this chapter. 14.1 cooling operation 14.1.1 thermostat control • capability supply to indoor unit is off (expansion valve cl...

  • Page 99

    99 14.4 automatic operation • this mode can be set using remote control and the operation is decided by remote control setting temperature, remote control operation mode, indoor intake and outdoor air temperature. • during operation mode judgment, indoor fan motor (with speed of -lo) and outdoor fan...

  • Page 100: 15. Protection

    100 15. Protection control 15.1 protection control for all operations 15.1.1 restart control (time delay safety control) • the compressor will not turn on within 3 minutes from the moment operation stops, although the unit is turned on again by pressing off/on button at remote control within this pe...

  • Page 101

    101 15.1.4 compressor overheating prevention control • instructed frequency for compressor operation will be regulated by compressor discharge temperature. The changes of frequency are as below. • if compressor discharge temperature exceeds 107°c, compressor will be stopped, occurs 4 times per 20 mi...

  • Page 102

    102 15.2 protection control for cooling & soft dry operation 15.2.1 outdoor air temperature control • the compressor operating frequency is regulated in accordance to the outdoor air temperature as shown in the diagram below. • this control will begin 1 minute after the compressor starts. • compress...

  • Page 103

    103 15.2.6 odor cut control • to reduce the odor released from the unit. O start condition auto fan speed is selected during cool or dry operation. During freeze prevention control and timer preliminary operation, this control is not applicable. O control content depends on compressor conditions: 1....

  • Page 104: 16. Servicing

    104 16. Servicing mode 16.1 auto off/on button 1 auto operation mode the auto operation will be activated immediately once the auto off/on button is pressed. This operation can be used to operate air conditioner with limited function if remote control is misplaced or malfunction. 2 test run operatio...

  • Page 105

    105 4 remote control receiving sound off/on mode the remote control receiving sound off/on mode will be activated if the auto off/on button is pressed continuously for more than 16 seconds (4 “beep” sounds will occur at 16th seconds to identify the remote control receiving sound off/on mode is in st...

  • Page 106: 17. Troubleshooting

    106 17. Troubleshooting guide 17.1 refrigeration cycle system in order to diagnose malfunctions, make sure that there are no electrical problems before inspecting the refrigeration cycle. Such problems include insufficient insulation, problem with the power source, malfunction of a compressor and a ...

  • Page 107

    107 17.1.1 relationship between the condition of the air conditioner and pressure and electric current cooling mode heating mode condition of the air conditioner low pressure high pressure electric current during operation low pressure high pressure electric current during operation insufficient ref...

  • Page 108

    108 17.2 breakdown self diagnosis function 17.2.1 self diagnosis function (three digits alphanumeric code) • once abnormality has occurred during operation, the unit will stop its operation, and timer led blinks. • although timer led goes off when power supply is turned off, if the unit is operated ...

  • Page 109

    109 17.3 error codes table diagnosis display abnormality / protection control abnormality judgment protection operation problem check location h00 no memory of failure — normal operation — — h11 indoor/outdoor abnormal communication after operation for 1 minute indoor fan only operation can start by...

  • Page 110

    110 diagnosis display abnormality / protection control abnormality judgment protection operation problem check location h41 abnormal wiring or piping connection — — wrong wiring and connecting pipe, expansion valve abnormality • check indoor/outdoor connection wire and connection pipe • expansion va...

  • Page 111

    111 17.4 self-diagnosis method 17.4.1 h11 (indoor/outdoor abnormal communication) malfunction decision conditions • during startup and operation of cooling and heating, the data received from outdoor unit in indoor unit signal transmission is checked whether it is normal. Malfunction caused • faulty...

  • Page 112

    112 17.4.2 h12 (indoor/outdoor capacity rank mismatched) malfunction decision conditions • during startup, error code appears when different types of indoor and outdoor units are interconnected. Malfunction caused • wrong models interconnected. • wrong indoor unit or outdoor unit pcbs mounted. • ind...

  • Page 113

    113 17.4.3 h14 (indoor intake air temperature sensor abnormality) malfunction decision conditions • during startup and operation of cooling and heating, the temperatures detected by the indoor intake air temperature sensor are used to determine sensor errors. Malfunction caused • faulty connector co...

  • Page 114

    114 17.4.4 h15 (compressor temperature sensor abnormality) malfunction decision conditions • during startup and operation of cooling and heating, the temperatures detected by the outdoor compressor temperature sensor are used to determine sensor errors. Malfunction caused • faulty connector connecti...

  • Page 115

    115 17.4.5 h16 (outdoor current transformer) malfunction decision conditions • an input current, detected by current transformer ct, is below threshold value when the compressor is operating at certain frequency value for 3 minutes. Malfunction caused • lack of gas • broken ct (current transformer) ...

  • Page 116

    116 17.4.6 h19 (indoor fan motor – dc motor mechanism locked) malfunction decision conditions • the rotation speed detected by the hall ic during fan motor operation is used to determine abnormal fan motor (feedback of rotation > 2550rpm or malfunction caused • operation stops due to short circuit i...

  • Page 117

    117 17.4.7 h23 (indoor pipe temperature sensor abnormality) malfunction decision conditions • during startup and operation of cooling and heating, the temperatures detected by the indoor heat exchanger temperature sensor are used to determine sensor errors. Malfunction caused • faulty connector conn...

  • Page 118

    118 17.4.8 h27 (outdoor air temperature sensor abnormality) malfunction decision conditions • during startup and operation of cooling and heating, the temperatures detected by the outdoor air temperature sensor are used to determine sensor errors. Malfunction caused • faulty connector connection. • ...

  • Page 119

    119 17.4.9 h28 (outdoor pipe temperature sensor abnormality) malfunction decision conditions • during startup and operation of cooling and heating, the temperatures detected by the outdoor pipe temperature sensor are used to determine sensor errors. Malfunction caused • faulty connector connection. ...

  • Page 120

    120 17.4.10 h30 (compressor discharge temperature sensor abnormality) malfunction decision conditions • during startup and operation of cooling and heating, the temperatures detected by the outdoor discharge pipe temperature sensor are used to determine sensor errors. Malfunction caused • faulty con...

  • Page 121

    121 17.4.11 h32 (outdoor heat exchanger temperature sensor 2 abnormality) malfunction decision conditions • during startup and operation of cooling and heating, the temperatures detected by the outdoor heat exchanger temperature sensor are used to determine sensor errors. Malfunction caused • faulty...

  • Page 122

    122 17.4.12 h33 (unspecified voltage between indoor and outdoor) malfunction decision conditions • the supply power is detected for its requirement by the indoor/outdoor transmission. Malfunction caused • wrong models interconnected. • wrong indoor unit and outdoor unit pcbs used. • indoor unit or o...

  • Page 123

    123 17.4.13 h34 (outdoor heat sink temperature sensor abnormality) malfunction decision conditions • during startup and operation of cooling and heating, the temperatures detected by the outdoor heat sink temperature sensor are used to determine sensor errors. Malfunction caused • faulty connector c...

  • Page 124

    124 17.4.14 h36 (outdoor gas pipe sensor abnormality) malfunction decision conditions • during startup and operation of cooling and heating, the temperatures detected by the outdoor gas pipe temperature sensor are used to determine sensor errors. Malfunction caused • faulty connector connection. • f...

  • Page 125

    125 17.4.15 h37 (outdoor liquid pipe temperature sensor abnormality) malfunction decision conditions • during startup and operation of cooling and heating, the temperatures detected by the outdoor liquid pipe temperature sensor are used to determine sensor errors. Malfunction caused • faulty connect...

  • Page 126

    126 17.4.16 h97 (outdoor fan motor – dc motor mechanism locked) malfunction decision conditions • the rotation speed detected by the hall ic during fan motor operation is used to determine abnormal fan motor. Malfunction caused • operation stops due to short circuit inside the fan motor winding. • o...

  • Page 127

    127 17.4.17 h98 (error code stored in memory and no alarm is triggered / no timer led flashing) malfunction decision conditions • indoor high pressure is detected when indoor heat exchanger is detecting very high temperature when the unit is operating in heating operation. • phenomena: unit is stopp...

  • Page 128

    128 17.4.18 h99 (indoor freeze prevention protection: cooling or soft dry) error code will not display (no timer led blinking) but store in eeprom malfunction decision conditions • freeze prevention control takes place (when indoor pipe temperature is lower than 2°c) malfunction caused • air short c...

  • Page 129

    129 17.4.19 f11 (4-way valve switching failure) malfunction decision conditions • when indoor heat exchanger is cold during heating (except deice) or when indoor heat exchanger is hot during cooling and compressor operating, the 4-way valve is detected as malfunction. Malfunction caused • indoor hea...

  • Page 130

    130 17.4.20 f17 (indoor standby units freezing abnormality) malfunction decision conditions • when the different between indoor intake air temperature and indoor pipe temperature is above 10°c or indoor pipe temperature is below -1.0°c. Remark: when the indoor standby unit is freezing, the outdoor u...

  • Page 131

    131 17.4.21 f90 (power factor correction protection) malfunction decision conditions • to maintain dc voltage level supply to power transistor. • to detect high dc voltage level after rectification. Malfunction caused • during startup and operation of cooling and heating, when power factor correctio...

  • Page 132

    132 17.4.22 f91 (refrigeration cycle abnormality) malfunction decision conditions • the input current is low while the compressor is running at higher than the setting frequency. Malfunction caused • lack of gas. • 3-way valve close. Troubleshooting.

  • Page 133

    133 17.4.23 f93 (compressor rotation failure) malfunction decision conditions • a compressor rotation failure is detected by checking the compressor running condition through the position detection circuit. Malfunction caused • compressor terminal disconnect • faulty outdoor pcb • faulty compressor ...

  • Page 134

    134 17.4.24 f95 (outdoor high pressure protection: cooling or soft dry) malfunction decision conditions • during operation of cooling or soft dry, when outdoor unit heat exchanger high temperature data is detected by the outdoor unit heat exchanger thermistor. Malfunction caused • outdoor heat excha...

  • Page 135

    135 17.4.25 f96 (ipm overheating) malfunction decision conditions • during operating of cooling and heating, when ipm temperature data (100°c) is detected by the ipm temperature sensor. Multi models only o compressor overheating: during operation of cooling and heating, when the compressor ol is act...

  • Page 136

    136 17.4.26 f97 (compressor overheating) malfunction decision conditions • during operation of cooling and heating, when compressor tank temperature data (112°c) is detected by the compressor tank temperature sensor. Malfunction caused • faulty compressor tank temperature sensor • 2/3 way valve clos...

  • Page 137

    137 17.4.27 f98 (input over current detection) malfunction decision conditions • during operation of cooling and heating, when an input over-current (x value in total running current control) is detected by checking the input current value being detected by current transformer (ct) with the compress...

  • Page 138

    138 17.4.28 f99 (dc peak detection) malfunction decision conditions during startup and operation of cooling and heating, when inverter dc peak data is received by the outdoor internal dc peak sensing circuitry. Malfunction caused • dc current peak due to compressor failure. • dc current peak due to ...

  • Page 139

    139 warning 18. Disassembly and assembly instructions high voltage is generated in the electrical parts area by the capacitor. Ensure that the capacitor has discharged sufficiently before proceeding with repair work. Failure to heed this caution may result in electric shocks. 18.1 cs-e7pk cs-e9pk cs...

  • Page 140

    140 figure 3 figure 4 18.1.1.3 to remove discharge grille figure 5.

  • Page 141

    141 18.1.1.4 to remove control board figure 6 18.1.1.5 to remove cross flow fan and indoor fan motor figure 7.

  • Page 142

    142 figure 8 figure 9.

  • Page 143

    143 figure 10

  • Page 144

    144 18.2 cs-e18pk cs-e21pk cs-e24pk cs-e28pk cs-xe18pk cs-xe21pk 18.2.1 indoor electronic controllers, cross flow fan and indoor fan motor removal procedures 18.2.1.1 to remove front grille figure 11 18.2.1.2 to remove horizontal vane figure 12.

  • Page 145

    145 18.2.1.3 to remove power electronic controller figure 13 figure 14 figure 15 figure 16.

  • Page 146

    146 18.2.1.4 to remove discharge grille figure 17 18.2.1.5 to remove control board figure 18 18.2.1.6 to remove cross flow fan and indoor fan motor figure 19.

  • Page 147

    147 figure 20 figure 21.

  • Page 148

    148 figure 22.

  • Page 149

    149 18.3 outdoor electronic controller removal procedure 18.3.1 cu-e7pke cu-e9pke caution! When handling electronic controller, be careful of electrostatic discharge. 1 remove the 3 screws of the top panel. Fig. 1 2 remove the 6 screws of the front panel. Fig. 2 3 remove the screw of the terminal bo...

  • Page 150

    150 18.3.2 cu-e12pke cu-e15pke caution! When handling electronic controller, be careful of electrostatic discharge. 1 remove the 5 screws of the top panel. Fig. 1 2 remove the 8 screws of the front panel. Fig. 2 3 remove the screw of the terminal board cover. 4 remove the top cover of the control bo...

  • Page 151

    151 18.3.3 cu-e18pke cu-e21pke 1 remove the 4 screws of the top panel. Fig. 1 2 remove the 10 screws of the front panel. Fig. 2 3 remove the top cover of the electronic controller. Fig. 3 4 remove the control board. Fig. 4 5 remove the 8 screws of the electronic controller. Fig. 5 caution! When hand...

  • Page 152

    152 18.3.4 cu-e24pke cu-e28pke 1 remove the 8 screws of the top panel. Fig. 1 2 remove the 8 screws of the front panel. Fig. 2 3 remove the top cover of the electronic controller. Fig. 3 4 remove the control board. Fig. 4 5 remove the 6 screws of the electronic controller. Fig. 5 caution! When handl...

  • Page 153: 19. Technical

    153 19. Technical data 19.1 operation characteristics 19.1.1 cs-e7pkew cu-e7pke • cooling characteristic [condition] indoor temperature: 27/19°c piping length: 5m remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 154

    154 • piping length characteristic [condition] indoor temperature: 27/19°c, 35/-°c remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 155

    155 • heating characteristic [condition] indoor temperature: 20/-°c piping length: 5m remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 156

    156 • piping length characteristic [condition] indoor temperature: 20/-°c, 7/6°c remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 157

    157 19.1.2 cs-e9pkew cu-e9pke • cooling characteristic [condition] indoor temperature: 27/19°c piping length: 5m remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 158

    158 • piping length characteristic [condition] indoor temperature: 27/19°c, 35/-°c remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 159

    159 • heating characteristic [condition] indoor temperature: 20/-°c piping length: 5m remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 160

    160 • piping length characteristic [condition] indoor temperature: 20/-°c, 7/6°c remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 161

    161 19.1.3 cs-e12pkew cu-e12pke • cooling characteristic [condition] indoor temperature: 27/19°c piping length: 5m remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 162

    162 • piping length characteristic [condition] indoor temperature: 27/19°c, 35/-°c remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 163

    163 • heating characteristic [condition] indoor temperature: 20/-°c piping length: 5m remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 164

    164 • piping length characteristic [condition] indoor temperature: 20/-°c, 7/6°c remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 165

    165 19.1.4 cs-e15pkew cu-e15pke • cooling characteristic [condition] indoor temperature: 27/19°c piping length: 5m remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 166

    166 • piping length characteristic [condition] indoor temperature: 27/19°c, 35/-°c remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 167

    167 • heating characteristic [condition] indoor temperature: 20/-°c piping length: 5m remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 168

    168 • piping length characteristic [condition] indoor temperature: 20/-°c, 7/6°c remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 169

    169 19.1.5 cs-e18pkew cu-e18pke • cooling characteristic [condition] indoor temperature: 27/19°c piping length: 5m remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 170

    170 • piping length characteristic [condition] indoor temperature: 27/19°c, 35/-°c remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 171

    171 • heating characteristic [condition] indoor temperature: 20/-°c piping length: 5m remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 172

    172 • piping length characteristic [condition] indoor temperature: 20/-°c, 7/6°c remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 173

    173 19.1.6 cs-e21pkew cu-e21pke • cooling characteristic [condition] indoor temperature: 27/19°c piping length: 5m remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 174

    174 • piping length characteristic [condition] indoor temperature: 27/19°c, 35/-°c remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 175

    175 • heating characteristic [condition] indoor temperature: 20/-°c piping length: 5m remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 176

    176 • piping length characteristic [condition] indoor temperature: 20/-°c, 7/6°c remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 177

    177 19.1.7 cs-e24pkew cu-e24pke • cooling characteristic [condition] indoor temperature: 27/19°c piping length: 5m remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 178

    178 • piping length characteristic [condition] indoor temperature: 27/19°c, 35/-°c remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 179

    179 • heating characteristic [condition] indoor temperature: 20/-°c piping length: 5m remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 180

    180 • piping length characteristic [condition] indoor temperature: 20/-°c, 7/6°c remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 181

    181 19.1.8 cs-e28pkes cu-e28pke • cooling characteristic [condition] indoor temperature: 27/19°c piping length: 5m remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 182

    182 • piping length characteristic [condition] indoor temperature: 27/19°c, 35/-°c remote condition: high fan speed, cool 16°c comp. Hz: f c.

  • Page 183

    183 • heating characteristic [condition] indoor temperature: 20/-°c piping length: 5m remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 184

    184 • piping length characteristic [condition] indoor temperature: 20/-°c, 7/6°c remote condition: high fan speed, heat 30°c comp. Hz: f h.

  • Page 185

    185 19.2 sensible capacity chart • cu-e7pke 230v outdoor temperature 30 °c 35 °c 40 °c 46 °c indoor wet bulb tc shc ip tc shc ip tc shc ip tc shc ip 17.0 °c 2.03 1.54 0.43 1.90 1.48 0.46 1.77 1.42 0.49 1.61 1.35 0.53 19.0 °c 2.05 0.47 19.5 °c 2.23 1.61 0.43 2.09 1.55 0.47 1.94 1.49 0.50 1.77 1.42 0....

  • Page 186

    186 • cu-e21pke 230v outdoor temperature 30 °c 35 °c 40 °c 46 °c indoor wet bulb tc shc ip tc shc ip tc shc ip tc shc ip 17.0 °c 6.25 4.74 2.00 5.84 4.54 2.15 5.43 4.37 2.30 4.94 4.15 2.548 19.0 °c 6.30 2.18 19.5 °c 6.86 4.96 2.03 6.41 4.77 2.19 5.97 4.59 2.34 5.42 4.37 2.52 22.0 °c 7.48 5.14 2.07 6...

  • Page 187

    187 20. Exploded view and replacement parts list 20.1 indoor unit 20.1.1 cs-e7pkew cs-e9pkew cs-e12pkew cs-e15pkew cs-xe7pkew cs-xe9pkew cs-xe12pkew cs-xe15pkew note the above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard servi...

  • Page 188

    188 safety ref. No. Part name & description qty. Cs-e7pkew cs-e9pkew cs-e12pkew cs-e15pkew remark 1 chassis complete 1 cwd50c1730 ← ← ← 2 fan motor 1 arw7667ac ← ← ← o 3 cross - flow fan complete 1 cwh02c1137 ← ← ← 4 bearing assy 1 cwh64k1010 ← ← ← 4a screw - cross - flow fan 1 cwh551146 ← ← ← 5 gen...

  • Page 189

    189 safety ref. No. Part name & description qty. Cs-e7pkew cs-e9pkew cs-e12pkew cs-e15pkew remark 45 installation instruction 1 cwf615510 ← ← ← 46 installation instruction 1 cwf615511 ← ← ← 47 installation instruction 1 cwf615512 ← ← ← 48 installation instruction 1 cwf615513 ← ← ← 49 installation in...

  • Page 190

    190 safety ref. No. Part name & description qty. Cs-xe7pkew cs-xe9pkew cs-xe12pkew cs-xe15pkew remark 1 chassis complete 1 cwd50c1731 ← ← ← 2 fan motor 1 arw7667ac ← ← ← o 3 cross - flow fan complete 1 cwh02c1137 ← ← ← 4 bearing assy 1 cwh64k1010 ← ← ← 4a screw - cross - flow fan 1 cwh551146 ← ← ← 5...

  • Page 191

    191 safety ref. No. Part name & description qty. Cs-xe7pkew cs-xe9pkew cs-xe12pkew cs-xe15pkew remark 45 installation instruction 1 cwf615510 ← ← ← 46 installation instruction 1 cwf615511 ← ← ← 47 installation instruction 1 cwf615512 ← ← ← 48 installation instruction 1 cwf615513 ← ← ← 49 installatio...

  • Page 192

    192 20.1.2 cs-e18pkew cs-e21pkew cs-e24pkew cs-e28pkes cs-xe18pkew cs-xe21pkew note the above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts..

  • Page 193

    193 safety ref. No. Part name & description qty. Cs-e18pkew cs-e21pkew cs-e24pkew cs-e28pkes remark 1 chassis complete 1 cwd50c1742 ← ← ← 2 fan motor 1 arw7676ac ← arw7677ac ← o 3 cross - flow fan complete 1 cwh02c1136 ← ← ← 4 bearing assy 1 cwh64k1010 ← ← ← 4a screw - cross - flow fan 1 cwh551146 ←...

  • Page 194

    194 safety ref. No. Part name & description qty. Cs-e18pkew cs-e21pkew cs-e24pkew cs-e28pkes remark 44 operating instruction 1 cwf568894 ← ← cwf568900 45 installation instruction 1 cwf615510 ← ← cwf615753 46 installation instruction 1 cwf615511 ← ← cwf615754 47 installation instruction 1 cwf615512 ←...

  • Page 195

    195 safety ref. No. Part name & description qty. Cs-xe18pkew cs-xe21pkew remark 1 chassis complete 1 cwd50c1743 ← 2 fan motor 1 arw7676ac ← o 3 cross - flow fan complete 1 cwh02c1136 ← 4 bearing assy 1 cwh64k1010 ← 4a screw - cross - flow fan 1 cwh551146 ← 5 generator complete 1 cwh94c0048 ← 6 evapo...

  • Page 196

    196 safety ref. No. Part name & description qty. Cs-xe18pkew cs-xe21pkew remark 47 installation instruction 1 cwf615512 ← 48 installation instruction 1 cwf615513 ← 49 installation instruction 1 cwf615514 ← 50 operating instruction 1 cwf568895 ← 51 installation instruction 1 cwf615515 ← 52 installati...

  • Page 197

    197 20.2 outdoor unit 20.2.1 cu-e7pke cu-e9pke note the above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts..

  • Page 198

    198 safety ref. No. Part name & description qty. Cu-e7pke cu-e9pke remark 1 chassis complete 1 cwd50k2073 ← 2 sound proof material 1 cwg302314 ← 3 fan motor bracket 1 cwd541089 ← 4 screw - fan motor bracket 2 cwh551217 ← 5 fan motor 1 arw6403ac ars6411ac o 6 screw - fan motor mount 4 cwh55252j ← 7 p...

  • Page 199

    199 safety ref. No. Part name & description qty. Cu-e7pke cu-e9pke remark 53 shock absorber (right) 1 cwg712969 ← 54 shock absorber (left) 1 cwg712970 ← 55 c.C.Case 1 cwg568356 ← (note) • all parts are supplied from papamy, malaysia (vendor code: 00029488). • “o” marked parts are recommended to be k...

  • Page 200

    200 20.2.2 cu-e12pke cu-e15pke note the above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts..

  • Page 201

    201 safety ref. No. Part name & description qty. Cu-e12pke cu-e15pke remark 1 chassis complete 1 cwd52k1277 ← 2 sound proof material 1 cwg302719 ← 3 fan motor bracket 1 cwd541167 ← 4 screw - fan motor bracket 2 cwh551217 ← 5 fan motor 1 ars6411ac ← o 6 screw - fan motor mount 4 cwh55252j ← 7 propell...

  • Page 202

    202 safety ref. No. Part name & description qty. Cu-e12pke cu-e15pke remark 48 shock absorber (right) 1 cwg713415 ← 49 shock absorber (left) 1 cwg713416 ← 50 c.C.Case 1 cwg568358 ← (note) • all parts are supplied from papamy, malaysia (vendor code: 00029488). • “o” marked parts are recommended to be...

  • Page 203

    203 20.2.3 cu-e18pke cu-e21pke note the above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts..

  • Page 204

    204 safety ref. No. Part name & description qty. Cu-e18pke cu-e21pke remark 1 chassis complete 1 cwd52k1261 ← 2 anti - vibration bushing 3 cwh50077 ← 3 compressor 1 5rd132xba21 ← o 4 nut - compressor mount 3 cwh56000j ← 5 sound proof material 1 cwg302744 ← 6 fan motor bracket 1 cwd541153 ← 7 fan mot...

  • Page 205

    205 safety ref. No. Part name & description qty. Cu-e18pke cu-e21pke remark 73 shock absorber (left) 1 cwg713217 ← 74 shock absorber (right) 1 cwg713218 ← 75 c.C.Case 1 cwg568359 ← (note) • all parts are supplied from papamy, malaysia (vendor code: 00029488). • “o” marked parts are recommended to be...

  • Page 206

    206 20.2.4 cu-e24pke cu-e28pke note: the above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts..

  • Page 207

    207 safety ref. No. Part name & description qty. Cu-e24pke cu-e28pke remark 1 chassis complete 1 cwd52k1190 ← 2 anti - vibration bushing 3 cwh50055 ← 3 packing 3 cwb81043 ← 4 compressor 1 5kd240xaf21 ← o 5 nut - compressor mount 3 cwh561049 ← 9 fan motor bracket 1 cwd541127 ← 10 fan motor 1 ehds80c6...

  • Page 208

    208 safety ref. No. Part name & description qty. Cu-e24pke cu-e28pke remark 59 shock absorber 1 cwg712879 ← 60 shock absorber 1 cwg712880 ← 61 c.C.Case 1 cwg568361 ← (note)  all parts are supplied from papamy, malaysia (vendor code: 00029488).  “o” marked parts are recommended to be kept in stock....