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Panasonic CS-E12GFEW Service Manual

Summary of CS-E12GFEW

  • Page 1

    © panasonic corporation 2013. Order no: papamy1303055ae air conditioner indoor unit outdoor unit cs-e9gfew cs-e12gfew cs-e18gfew cs-e9gfew-2 cs-e12gfew-2 cu-e9pfe cu-e12pfe cu-e18pfe cu-e9pfe cu-e12pfe destination europe please file and use this manual together with the service manual for model no. ...

  • Page 2: Table of Contents

    2 table of contents 1. Safety precautions ............................................. 3 2. Specifications ..................................................... 5 3. Location of controls and components .......... 14 3.1 indoor unit .................................................. 14 3.2 outdoor u...

  • Page 3: 1. Safety Precautions

    3 1. Safety precautions š read the following “safety precautions” carefully before perform any servicing. š 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. š the caution items state...

  • Page 4

    4 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 5: 2. Specifications

    5 2. Specifications model indoor cs-e9gfew cs-e9gfew-2 outdoor cu-e9pfe performance test condition eurovent power supply phase, hz single, 50 v 220 230 240 min. Mid. Max. Min. Mid. Max. Min. Mid. Max. Cooling capacity kw 0.85 2.50 3.00 0.85 2.50 3.00 0.85 2.50 3.00 btu/h 2900 8530 10200 2900 8530 10...

  • Page 6

    6 model indoor cs-e9gfew cs-e9gfew-2 outdoor cu-e9pfe compressor type hermetic motor (rotary) motor type brushless (6 poles) output power w 700 indoor fan type turbo fan material asg motor type dc / transistor (8-poles) input power w – output power w 48 speed qlo cool rpm 360 heat rpm 360 lo cool rp...

  • Page 7

    7 model indoor cs-e9gfew cs-e9gfew-2 outdoor cu-e9pfe piping pipe diameter (liquid / gas) mm (inch) 6.35 (1/4) / 9.52 (3/8) standard length m (ft) 5.0 (16.4) length range (min – max) m (ft) 3 (9.8) ~ 15 (49.2) i/d & o/d height different m (ft) 5.0 (16.4) additional gas amount g/m (oz/ft) 20 (0.2) le...

  • Page 8

    8 model indoor cs-e12gfew cs-e12gfew-2 outdoor cu-e12pfe performance test condition eurovent power supply phase, hz single, 50 v 220 230 240 min. Mid. Max. Min. Mid. Max. Min. Mid. Max. Cooling capacity kw 0.85 3.50 3.80 0.85 3.50 3.80 0.85 3.50 3.80 btu/h 2900 11900 13000 2900 11900 13000 2900 1190...

  • Page 9

    9 model indoor cs-e12gfew cs-e12gfew-2 outdoor cu-e12pfe compressor type hermetic motor (rotary) motor type brushless (6 poles) output power w 700 indoor fan type turbo fan material asg motor type dc / transistor (8-poles) input power w – output power w 48 speed qlo cool rpm 370 heat rpm 360 lo cool...

  • Page 10

    10 model indoor cs-e12gfew cs-e12gfew-2 outdoor cu-e12pfe piping pipe diameter (liquid / gas) mm (inch) 6.35 (1/4) / 9.52 (3/8) standard length m (ft) 5.0 (16.4) length range (min – max) m (ft) 3 (9.8) ~ 15 (49.2) i/d & o/d height different m (ft) 5.0 (16.4) additional gas amount g/m (oz/ft) 20 (0.2...

  • Page 11

    11 model indoor cs-e18gfew outdoor cu-e18pfe performance test condition eurovent power supply phase, hz single, 50 v 220 230 240 min. Mid. Max. Min. Mid. Max. Min. Mid. Max. Cooling capacity kw 0.98 5.00 5.60 0.98 5.00 5.60 0.98 5.00 5.60 btu/h 3340 17100 19100 3340 17100 19100 3340 17100 19100 kcal...

  • Page 12

    12 model indoor cs-e18gfew outdoor cu-e18pfe compressor type hermetic motor (rotary) motor type brushless (4 poles) output power w 900 indoor fan type turbo fan material asg motor type dc / transistor (8-poles) input power w – output power w 48 speed qlo cool rpm 490 heat rpm 490 lo cool rpm 570 hea...

  • Page 13

    13 model indoor cs-e18gfew outdoor cu-e18pfe piping pipe diameter (liquid / gas) mm (inch) 6.35 (1/4) / 12.70 (1/2) standard length m (ft) 5.0 (16.4) length range (min – max) m (ft) 3 (9.8) ~ 20 (65.6) i/d & o/d height different m (ft) 15.0 (49.2) additional gas amount g/m (oz/ft) 20 (0.2) length fo...

  • Page 14

    14 3. Location of controls and components 3.1 indoor unit 3.2 outdoor unit 3.3 remote control.

  • Page 15: 4. Dimensions

    15 4. Dimensions 4.1 outdoor unit 4.1.1 cu-e9pfe 4.1.2 cu-e12pfe.

  • Page 16

    16 4.1.3 cu-e18pfe.

  • Page 17

    17 5. Refrigeration cycle diagram 5.1 cu-e9pfe cu-e12pfe.

  • Page 18

    18 5.2 cu-e18pfe.

  • Page 19: 6. Block Diagram

    19 6. Block diagram 6.1 cu-e9pfe cu-e12pfe.

  • Page 20

    20 6.2 cu-e18pfe.

  • Page 21

    21 7. Wiring connection diagram 7.1 outdoor unit 7.1.1 cu-e9pfe cu-e12pfe resistance of compressor windings resistance of compressor windings model cu-e9pfe model cu-e12pfe 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: resista...

  • Page 22

    22 7.1.2 cu-e18pfe resistance of compressor windings model cu-e18pfe connection 5rd132xba21 (Ω) u-v 1.897 u-w 1.907 v-w 1.882 note: resistance at 20°c of ambient temperature..

  • Page 23

    23 8. Electronic circuit diagram 8.1 outdoor unit 8.1.1 cu-e9pfe cu-e12pfe.

  • Page 24

    24 8.1.2 cu-e18pfe.

  • Page 25: 9. Printed Circuit Board

    25 9. Printed circuit board 9.1 outdoor unit 9.1.1 cu-e9pfe.

  • Page 26

    26 9.1.2 cu-e12pfe.

  • Page 27

    27 9.1.3 cu-e18pfe.

  • Page 28: 10. Installation

    28 10. Installation instruction 10.1 indoor unit 10.1.1 selecting the installation location indoor unit before choosing the installation site, obtain user approval. š do not install the unit in excessive oil fume area such as kitchen, workshop and etc. š there should not be any heat source or steam ...

  • Page 29

    29 10.1.2 selection of pipe and heat insulation materials š when using commercial copper pipes and fittings, observe the following: 1 insulation material: polyethylene foam heat transfer rate: 0.041 to 0.052 w/mk (0.035 to 0.045kcal/mh°c) refrigerant gas pipe’s surface temperature reaches 110°c max....

  • Page 30

    30 10.1.3.1.3 drain piping 1 use commercial rigid polyvinyl chloride pipe (general vp-20 pipe, outer diameter 26 mm, inner diameter 20 mm) for the drain pipe. 2 the drain hose (outer diameter 18 mm at connecting end, 220 mm long) is supplied with the indoor unit. Prepare the drain pipe picture below...

  • Page 31

    31 3 once refrigerant piping and drain piping connections are complete, fill in the gap of the through hole with putty. A gap can lead to condensation on the refrigerant pipe, and drain pipe, and the entry of insects into the pipes. 4 attach the front panel and front grille in their original positio...

  • Page 32

    32 10.1.3.2.4 indoor unit installation 1 remove the front grille. 2 remove the 7 screws. 3 remove the upper casing (2 tabs). 4 remove the side casings (2 tabs on each side). 5 attach the indoor unit to the wall and secure using screws in 6 locations (m4 x 25l). 1 use drain pan edge for horizontal pr...

  • Page 33

    33 10.1.3.3.3 changing upward air flow limit dipswitch change the upward air flow limit dipswitch (sw2-4) to on to limit the upward air flow. 1 remove the front grille. 2 switch the dipswitch (sw2-4) on the pcb in the electrical equipment box to on. š how to set and use the switch switch number sw2-...

  • Page 34

    34 10.1.5.1 checking for gas leakage š check for leakage of gas after air purging. 10.1.5.2 insulating the refrigerant piping š attach the pipe after checking for gas leakage, described above. 1 cut the insulated portion of the on-site piping, matching it up with the connecting portion. 2 secure the...

  • Page 35

    35.

  • Page 36

    36 10.2 outdoor unit 10.2.1 selecting the installation location before choosing the installation site, obtain user approval. š if an awning is built over the unit to prevent direct sunlight or rain, be careful that heat radiation from the condenser is not obstructed. š there should not be any animal...

  • Page 37

    37 10.2.3 connecting the refrigerant piping 1 decide piping length and then cut by using pipe cutter. Remove burrs from cut edge. 2 make flare after inserting the flare nut (locate at valve) onto the copper pipe. 3 align center of pipe to valve and then tighten with torque wrench to the specified to...

  • Page 38

    38 5 disconnect the charging hose from the vacuum pump and from the service port of the 3-way valve. 6 tighten the service port caps of the 3-way valve at a torque of 18 n•m with a torque wrench. 7 remove the valve caps of both of the 2-way valve and 3-way valve. Position both of the valves to “open...

  • Page 39

    39 10.2.8 auto switch operation š the following operations can be performed by pressing the “auto” switch. 1 auto operation mode the auto operation will be activated immediately once the auto switch is pressed. 2 test run operation (for pump down/servicing purpose) the test run operation will be act...

  • Page 40: 11. Protection

    40 11. Protection control 11.1 protection control for all operations 11.1.1 restart control (time delay safety control) š 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 per...

  • Page 41

    41 11.1.4 compressor overheating prevention control š instructed frequency for compressor operation will be regulated by compressor discharge temperature. The changes of frequency are as below. š if compressor discharge temperature exceeds 107°c, compressor will be stopped, occurs 4 times per 20 min...

  • Page 42

    42 11.2 protection control for cooling & soft dry operation 11.2.1 outdoor air temperature control š the compressor operating frequency is regulated in accordance to the outdoor air temperature as shown in the diagram below. š this control will begin 1 minute after the compressor starts. š compresso...

  • Page 43

    43 11.2.6 odor cut control š 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 44

    44 warning 12. 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. 12.1 outdoor electronic ...

  • Page 45

    45 12.1.2 cu-e12pfe 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 board by 4 ho...

  • Page 46

    46 12.1.3 cu-e18pfe 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 handling electr...

  • Page 47: 13. Technical

    47 13. Technical data 13.1 operation characteristics 13.1.1 cs-e9gfew cu-e9pfe cs-e9gfew-2 cu-e9pfe š cooling characteristic [condition] indoor temperature: 27/19°c piping length: 5m remote condition: high fan speed, cool 16°c comp. Hz: f c 13.900 14.400 14.900 15.400 15.900 16.400 16 18 20 22 24 26...

  • Page 48

    48 š piping length characteristic [condition] indoor temperature: 27/19°c, 35/-°c remote condition: high fan speed, cool 16°c comp. Hz: f c 15.000 15.100 15.200 15.300 15.400 15.500 15.600 3 4 5 6 7 8 9 10 11 12 13 14 15 ou td o o r t e mper at ure ( °c ) piping length (m) 220 230 240 2.350 2.400 2....

  • Page 49

    49 š heating characteristic [condition] indoor temperature: 20/-°c piping length: 5m remote condition: high fan speed, heat 30°c comp. Hz: f h 27.000 29.000 31.000 33.000 35.000 37.000 39.000 41.000 -15 -13 -11 -9 -7 -5 -3 -1 1 3 5 7 9 11 13 o u tdoor t e mper at ure ( °c ) outdoor air temperature (...

  • Page 50

    50 š piping length characteristic [condition] indoor temperature: 20/-°c, 7/6°c remote condition: high fan speed, heat 30°c comp. Hz: f h 37.000 37.200 37.400 37.600 37.800 38.000 38.200 38.400 3 4 5 6 7 8 9 10 11 12 13 14 15 o u tdoor t e mper at ure ( °c ) piping length (m) 220 230 240 3.100 3.200...

  • Page 51

    51 13.1.2 cs-e12gfew cu-e12pfe cs-e12gfew-2 cu-e12pfe š cooling characteristic [condition] indoor temperature: 27/19°c piping length: 5m remote condition: high fan speed, cool 16°c comp. Hz: f c 11.800 12.300 12.800 13.300 13.800 14.300 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 o u tdoor t e mper...

  • Page 52

    52 š piping length characteristic [condition] indoor temperature: 27/19°c, 35/-°c remote condition: high fan speed, cool 16°c comp. Hz: f c 12.700 12.800 12.900 13.000 13.100 13.200 3 4 5 6 7 8 9 10 11 12 13 14 15 ou td o o r t e mper at ure ( °c ) piping length (m) 220 230 240 3.300 3.350 3.400 3.4...

  • Page 53

    53 š heating characteristic [condition] indoor temperature: 20/-°c piping length: 5m remote condition: high fan speed, heat 30°c comp. Hz: f h 30.200 32.200 34.200 36.200 38.200 40.200 42.200 44.200 -15 -13 -11 -9 -7 -5 -3 -1 1 3 5 7 9 11 13 o u tdoor t e mper at ure ( °c ) outdoor air temperature (...

  • Page 54

    54 š piping length characteristic [condition] indoor temperature: 20/-°c, 7/6°c remote condition: high fan speed, heat 30°c comp. Hz: f h 40.200 40.400 40.600 40.800 41.000 41.200 41.400 41.600 3 4 5 6 7 8 9 10 11 12 13 14 15 o u tdoor t e mper at ure ( °c ) piping length (m) 220 230 240 3.600 3.700...

  • Page 55

    55 13.1.3 cs-e18gfew cu-e18pfe š cooling characteristic [condition] indoor temperature: 27/19°c piping length: 5m remote condition: high fan speed, cool 16°c comp. Hz: f c 10.900 11.100 11.300 11.500 11.700 11.900 12.100 12.300 12.500 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 o u tdoor t e mper a...

  • Page 56

    56 š piping length characteristic [condition] indoor temperature: 27/19°c, 35/-°c remote condition: high fan speed, cool 16°c comp. Hz: f c 11.500 11.600 11.700 11.800 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ou td o o r t e mper at ure ( °c ) piping length (m) 220 230 240 4.800 4.900 5.000 5....

  • Page 57

    57 š heating characteristic [condition] indoor temperature: 20/-°c piping length: 5m remote condition: high fan speed, heat 30°c comp. Hz: f h 34.000 36.000 38.000 40.000 42.000 44.000 46.000 -15 -13 -11 -9 -7 -5 -3 -1 1 3 5 7 9 11 o u tdoor t e mper at ure ( °c ) outdoor air temperature (°c) 220 23...

  • Page 58

    58 š piping length characteristic [condition] indoor temperature: 20/-°c, 7/6°c remote condition: high fan speed, heat 30°c comp. Hz: f h 42.400 42.500 42.600 42.700 42.800 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ou td o o r t e mper at ure ( °c ) piping length (m) 220 230 240 5.760 5.780 5.8...

  • Page 59

    59 13.2 sensible capacity chart š cu-e9pfe 220/230/240v outdoor temperature indoor wet bulb 30 °c 35 °c 40 °c 46 °c tc shc ip tc shc ip tc shc ip tc shc ip 17.0 °c 2.48 1.88 0.51 2.32 1.80 0.55 2.16 1.73 0.58 1.96 1.65 0.63 19.0 °c 2.50 0.56 19.5 °c 2.72 1.97 0.52 2.55 1.89 0.56 2.37 1.82 0.60 2.15 ...

  • Page 60

    60 14. Exploded view and replacement parts list 14.1 outdoor unit 14.1.1 cu-e9pfe 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 61

    61 safety ref. No. Part name & description qty. Cu-e9pfe 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 ars6411ac o 6 screw - fan motor mount 4 cwh55252j 7 propeller fan assy 1 cwh03k1010...

  • Page 62

    62 safety ref. No. Part name & description qty. Cu-e9pfe remark 59 operating instruction 1 cwf569015 60 installation instruction 1 cwf615933 61 installation instruction 1 cwf615934 62 installation instruction 1 cwf615935 63 installation instruction 1 cwf615936 64 installation instruction 1 cwf615937...

  • Page 63

    63 14.1.2 cu-e12pfe 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 64

    64 safety ref. No. Part name & description qty. Cu-e12pfe 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 propeller fan assy 1 cwh03k106...

  • Page 65

    65 safety ref. No. Part name & description qty. Cu-e12pfe remark 55 installation instruction 1 cwf615933 56 installation instruction 1 cwf615934 57 installation instruction 1 cwf615935 58 installation instruction 1 cwf615936 59 installation instruction 1 cwf615937 60 installation instruction 1 cwf61...

  • Page 66

    66 14.1.3 cu-e18pfe 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 67

    67 safety ref. No. Part name & description qty. Cu-e18pfe 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 motor 1 arw8401ac o 8 scre...

  • Page 68

    68 safety ref. No. Part name & description qty. Cu-e18pfe remark 80 installation instruction 1 cwf615933 81 installation instruction 1 cwf615934 82 installation instruction 1 cwf615935 83 installation instruction 1 cwf615936 84 installation instruction 1 cwf615937 85 installation instruction 1 cwf61...