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Panasonic CS-C12KKV Service Manual

Other manuals for CS-C12KKV: Operating Instructions Manual
Manual is about: Air conditioner

Summary of CS-C12KKV

  • Page 1

    © panasonic ha air-conditioning (m) sdn. Bhd. 2010. Unauthorized copying and distribution is a violation of law. Order no: phaam1001026c3 indoor unit outdoor unit cs-c9kkv cs-c12kkv cs-c18kkv cs-c24kkv cs-c28kkv cu-c9kkv cu-c12kkv cu-c18kkv cu-c24kkv cu-c28kkv this service information is designed fo...

  • Page 2: Table of Contents

    2 table of contents 1. Safety precautions .............................................3 2. Specification .......................................................5 3. Features.............................................................11 4. Location of controls and components..........12 4.1 indoor ...

  • Page 3: 1. Safety Precautions

    3 caution warning warning 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. •...

  • Page 4

    4 caution warning 20. After completion of installation or service, confirm there is no leakage or refrigerant gas. It may generate toxic gas when the refrigerant contacts with fire. 21. Ventilate if there is refrigerant gas leakage during operation. It may cause toxic gas when refrigerant contacts w...

  • Page 5: 2. Specification

    5 2. Specification indoor cs-c9kkv cs-c12kkv model outdoor cu-c9kkv cu-c12kkv performance test condition new jis new jis phase, hz single, 60 single, 60 power supply v 220 220 kw 2.65 3.56 btu/h 9040 12140 capacity kj/h 9540 12820 running current a 3.9 5.3 input power w 830 1.11k w/w 3.19 3.21 eer b...

  • Page 6

    6 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) 7.5 (24.6) 7.5 (24.6) length range (min – max) m (ft) 3 (9.8) ~ 10 (32.8) 3 (9.8) ~ 15 (49.2) i/d & o/d height different m (ft) 5 (16.4) 5 (16.4) additional gas amount g/m (oz/ft) 10 (0.1...

  • Page 7

    7 indoor cs-c18kkv cu-c24kkv model outdoor cu-c18kkv cu-c24kkv performance test condition new jis new jis phase, hz single, 60 single, 60 power supply v 220 220 kw 5.30 7.03 btu/h 18100 24000 capacity kj/h 19100 25300 running current a 8.0 12.0 input power w 1.72k 2.55k w/w 3.08 2.76 eer btu/hw 10.5...

  • Page 8

    8 pipe diameter (liquid / gas) mm (inch) 6.35 (1/4) / 12.70 (1/2) 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) ~ 25 (82.0) 3 (9.8) ~ 25 (82.0) i/d & o/d height different m (ft) 20 (65.6) 20 (65.6) additional gas amount g/m (oz/ft) 20 (...

  • Page 9

    9 indoor cs-c28kkv model outdoor cu-c28kkv performance test condition new jis phase, hz single, 60 power supply v 220 kw 8.40 btu/h 28600 capacity kj/h 30240 running current a 15.9 input power w 3.42k w/w 2.46 eer btu/hw 8.36 power factor % 98 db-a 46 / 44 indoor noise (h / l) power level db - db-a ...

  • Page 10

    10 pipe diameter (liquid / gas) mm (inch) 6.35 (1/4) / 15.88 (5/8) standard length m (ft) 5.0 (16.4) length range (min – max) m (ft) 3 (9.8) ~ 30 (98.4) i/d & o/d height different m (ft) 20 (65.6) additional gas amount g/m (oz/ft) 30 (0.3) piping length for additional gas m (ft) 7.5 (24.6) inner dia...

  • Page 11: 3.   Features

    11 3. Features • e-ion air purifying system with patrol sensor o active e-ions are released to catch dust particles and bring them back the large positively charged filter. O patrol sensor color changes to indicate the dirt level in the air • long installation piping o cs/cu-c9kk, long piping up to ...

  • Page 12

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

  • Page 13: 5. Dimensions

    13 5. Dimensions 5.1 indoor unit 5.1.1 cs-c9kkv cs-c12kkv.

  • Page 14

    14 5.1.2 cs-c18kkv cs-c24kkv cs-c28kkv.

  • Page 15

    15 5.2 outdoor unit 5.2.1 cu-c9kkv 5.2.2 cu-c12kkv.

  • Page 16

    16 5.2.3 cu-c18kkv cu-c24kkv cu-c28kkv.

  • Page 17

    17 6. Refrigeration cycle diagram indoor outdoor liquid side gas side capillary tube heat exchanger (condenser) thermostat (c28kk only) oil separator (c28kk only) heat exchanger (evaporator) compressor 2-way valve pipe temp. Sensor intake air temp. Sensor 3-way valve strainer capillary tube (c28kk o...

  • Page 18: 7. Block Diagram

    18 7. Block diagram 7.1.1 cs-c9kkv cu-c9kkv cs-c12kkv cu-c12kkv.

  • Page 19

    19 7.1.2 cs-c18kkv cu-c18kkv cs-c24kkv cu-c24kkv.

  • Page 20

    20 7.1.3 cs-c28kkv cu-c28kkv.

  • Page 21

    21 8. Wiring connection diagram 8.1 cs-c9kkv cu-c9kkv resistance of indoor fan motor windings resistance of compressor windings model cs-c9kkv model cu-c9kkv connection cwa921420 connection 2r13c236bsc blue-yellow 192Ω c-r 3.298Ω yellow-red 226Ω c-s 5.500Ω note: resistance at 25°c of ambient tempera...

  • Page 22

    22 8.2 cs-c12kkv cu-c12kkv resistance of indoor fan motor windings resistance of compressor windings model cs-c12kkv model cu-c12kkv connection cwa921420 connection 2p19s236a1l blue-yellow 192Ω c-r 2.237Ω yellow-red 226Ω c-s 2.710Ω note: resistance at 25°c of ambient temperature. Note: resistance at...

  • Page 23

    23 8.3 cs-c18kkv cu-c18kkv resistance of outdoor fan motor windings resistance of compressor windings model cu-c18kk model cu-c18kk connection cwa951401j connection 2ks252f5aa04 blue-yellow 59.47Ω c-r 1.959Ω yellow-red 60.95Ω c-s 3.083Ω note: resistance at 20°c of ambient temperature. Note: resistan...

  • Page 24

    24 8.4 cs-c24kkv cu-c24kkv resistance of outdoor fan motor windings resistance of compressor windings model cu-c24kk model cu-c24kk connection cwa951399j connection 2j39s236a1a blue-yellow 59.47Ω c-r 0.933Ω yellow-red 60.95Ω c-s 1.584Ω yellow-orange 80.58Ω note: resistance at 20°c of ambient tempera...

  • Page 25

    25 8.5 cs-c28kkv cu-c28kkv resistance of outdoor fan motor windings resistance of compressor windings model cu-c28kk model cu-c28kk connection cwa951357 connection 2jd488h3aa03 yellow-blue 59.8Ω c-r 0.624Ω yellow-orange 68.6Ω c-s 1.821Ω yellow-red 66.9Ω note: resistance at 20°c of ambient temperatur...

  • Page 26

    26 9. Electronic circuit diagram 9.1 cs-c9kkv cu-c9kkv.

  • Page 27

    27 9.2 cs-c12kkv cu-c12kkv.

  • Page 28

    28 9.3 cs-c18kkv cu-c18kkv.

  • Page 29

    29 9.4 cs-c24kkv cu-c24kkv.

  • Page 30

    30 9.5 cs-c28kkv cu-c28kkv.

  • Page 31: 10.  Printed Circuit Board

    31 10. Printed circuit board 10.1 indoor unit 10.1.1 main printed circuit board.

  • Page 32

    32 10.1.2 power printed circuit board 10.1.2.1 cs-c9kkv cs-c12kkv.

  • Page 33

    33 10.1.2.2 cs-c18kkv cs-c24kkv cs-c28kkv.

  • Page 34

    34 10.1.3 indicator printed circuit board 10.1.4 receiver printed circuit board 10.1.5 high voltage power supply printed circuit board.

  • Page 35: 11. Installation

    35 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 36

    36 11.2 indoor unit 11.2.1 how to fix installation plate the mounting wall is strong and solid enough to prevent if from the vibration. The centre of installation plate should be at more than c at right and left of the wall. The distance from installation plate edge to ceiling should more than d. Fr...

  • Page 37

    37 11.2.3 indoor unit installation piping piping intake grille shock absorber use shock absorber during pull out the piping to protect the intake grille from damage. Do not turn over the unit without it ’s shock absorber during pull out the piping. It may cause intake grille damage caution ! ! 11.2....

  • Page 38

    38 11.2.4 connect the cable to the indoor unit a) indoor power supply model (1.0 ~ 2.5hp) connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3 x 1.5 mm 2 (1.0 ~ 1.5hp) or 3 x 2.5mm 2 (2.0 ~ 2.5hp) flexible cord, type designation 245 iec 57 or heavier cor...

  • Page 39

    39 b) outdoor power supply model (3.0hp) connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1.5 mm 2 (1.0 ~ 3.0hp) flexible cord, type designation 245 iec 57 or heavier cord. Do not use joint connection cable. Replace the wire if the existing wire (f...

  • Page 40

    40 caution 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 (ø10mm). 2 when installing at roof, please conside...

  • Page 41

    41 11.3.3 evacuation of the equipment 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 the end of the charging hose with the push pin to the service port. 2 connect the center hose of the charging set to a vacuu...

  • Page 42

    42 11.3.4 air purging of the piping and indoor the remaining air in the refrigerant cycle which contains moisture may cause malfunction on the compressor. 1 remove the caps from the 2-way and 3-way valves. 2 remove the service-port cap from the 3-way valves. 3 to open the valve, turn the valve stem ...

  • Page 43

    43 11.3.5 connect the cable to the outdoor unit a) indoor power supply model (1.0 ~ 2.5hp) 1 remove the control board cover from the unit by loosening the screw. 2 connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3 x 1.5mm 2 (1.0 ~ 1.5hp) or 3 x 2.5mm ...

  • Page 44

    44 7 for wire stripping and connection requirement, refer to instruction g of the indoor unit. This equipment must be properly earthed. • isolating devices (disconnecting means) should have minimum 3.0mm contact gap. • earth wire shall be yellow/green (y/g) in colour and longer than other ac wires f...

  • Page 45: 12. Operation

    45 12. Operation control 12.1 cooling operation • cooling operation can be set using remote control. • this operation is applied to cool down the room temperature to the setting temperature set on the remote control. • the remote control setting temperature, which takes the reading of intake air tem...

  • Page 46

    46 12.1.2 cooling operation time diagram (for cs-c18kk cu-c18kk, cs-c24kk cu- c24kk and cs-c28kk cu-c28kk).

  • Page 47

    47 12.2 soft dry operation • soft dry operation can be set using remote control. • soft dry operation is applied to dehumidify and to perform a gentle cooling to the room. • this operation starts when the intake air temperature sensor reaches the setting temperature on the remote control. • when ope...

  • Page 48

    48 12.2.2 soft dry operation time diagram (for cs-c18kk cu-c18kk, cs-c24kk cu- c24kk and cs-c28kk cu-c28kk).

  • Page 49

    49 12.3 automatic operation • automatic operation can be set using remote control. • this operation starts to operate with indoor fan at slo speed for 20 seconds to judge the intake air temperature. • after judged the temperature, the operation mode is determined by referring to the below standard. ...

  • Page 50

    50 12.4 indoor fan speed control • indoor fan speed can be set using remote control. 12.4.1 fan speed rotation chart fan speed (rpm) speed cs-c9kkv cs-c12kkv shi 1130 1130 hi 1030 1110 me 850 930 hlo 690 790 clo 650 750 lo- 610 710 slo 590 690 qhi 960 1040 qme 780 860 qlo 580 680 fan speed (rpm) spe...

  • Page 51

    51 for cs-c18kk, cs-c24kk and cs-c28kk shi hi me hlo clo lo- slo stop hi o me o manual lo o normal auto o o o o qhi hi-90 qme me-90 manual qlo clo-90 quiet auto hi-100 me-100 o o manual o cooli ng powerful auto o manual o o normal auto o o manual o o soft dry quiet auto o o • auto fan speed during c...

  • Page 52

    52 • auto fan speed during soft dry operation. 1 indoor fan will rotate alternately between off and lo-. 2 at the beginning of each compressor starts operation, indoor fan will increase fan speed gradually for deodorizing purpose. 3 when compressor turned off for 6 minutes, indoor fan will start at ...

  • Page 53

    53 for cs-c18kk, cs-c24kk and cs-c28kk 12.6.2 manual control • when the vertical airflow direction is set to manual using the remote control, the automatic airflow is released and the airflow direction louver move up and down in the range shown in the diagram. • the louver can be adjusted by pressin...

  • Page 54

    54 12.7 horizontal airflow direction control for cs-c9kk and cs-c12kk, the horizontal airflow direction louver can be adjusted manually by hand. For cs-c18kk, cs-c24kk and cs-c28kk the horizontal airflow direction louver are as following. 12.7.1 auto control • when the horizontal airflow is set to a...

  • Page 55

    55 12.9 quiet operation (for cooling operation or cooling region of soft dry operation) • to provide quiet cooling operation condition. • once the quiet operation is set at the remote control, the quiet led illuminated. The sound level will reduce around 2db(a) for lo fan speed or 3db(a) for hi/me f...

  • Page 56

    56 12.10 timer control 12.10.1 on timer • when the on timer is set by using the remote control, the unit will start to operate slightly before the set time, so that the room will reach nearly to the set temperature by the set time. • for cooling and soft dry operation, the operation will start 15 mi...

  • Page 57

    57 12.13 patrol operation • to monitor air dirtiness level by using patrol sensor and to maintain air freshness by activates e-ion operation • patrol operation starts condition o when the unit operation is started with “off/on” button o when the unit stops, “patrol” operation is selected, patrol ind...

  • Page 58

    58 • patrol sensor control o first 2 minutes from patrol function activates is stabilization time, during stabilization time, no air dirtiness level is monitored. The air dirtiness level is set to clean, patrol led turns blue color. O after that, patrol sensor starts to record the resistance value a...

  • Page 59

    59 • airflow direction (horizontal, vertical) control o during any operation mode combines with patrol operation, airflow direction follows respective operation mode. O during patrol individual operation if e-ion starts, only auto air swing is allowed. Even if “air swing” button is pressed, no signa...

  • Page 60

    60 • patrol operation demo mode o patrol operation demo mode start condition press “set” button continuously for 15 seconds by using pointer during air conditioner is off condition to enter internal setting mode. Press “timer decrement" button to select “pt demo”. Press “timer set” button to toggle ...

  • Page 61

    61 12.14 e-ion operation • this operation provides clean air by producing negative ions to attract dust captured at the positively charged active e-ion filters. • e-ion operation start condition o during unit running at any operation mode, if “e-ion” operation is selected, combination operation (ope...

  • Page 62

    62 • e-ion check mode o e-ion abnormality check mode o purpose is to improve sensor serviceability when sensor is malfunction. (1) control starting condition when all of the conditions are formed not in patrol demo mode. E-ion operation on. When e-ion check mode signal is received; the procedure of ...

  • Page 63

    63 • error detection control when e-ion indicator blink, it indicates error listed below: o active e-ion air purifying system pcb main connector open: judgment method • during e-ion operation (include during patrol operation), active e-ion air purifying system main connector to pcb is opened. Troubl...

  • Page 64

    64 12.15 eco patrol operation • a pyoelectric infrared sensor is used to detect injection strength variation of infrared at setting area to determine the presence or absence of human and its activity level. Human detection area is shown in figure below: • eco patrol operation – human presence/absenc...

  • Page 65

    65 • eco patrol demo mode press “set” button continuously for 15 seconds by using pointer during air conditioner is off condition to enter internal setting mode. Press “timer decrement" button to select “ec demo”. Press “timer set” button to toggle eco patrol demo mode. • short "beep": turn on eco p...

  • Page 66

    66 • during eco patrol operation, the internal setting temperature and fan speed are adjusted in order to provide comfort and energy saving. • eco patrol start condition. Press eco patrol button to select eco1 and eco2. • eco patrol stop condition. Press eco patrol button again. Off timer activates....

  • Page 67

    67 • eco patrol sensor abnormality check mode • purpose is to improve sensor serviceability when sensor is malfunction. (1) control starting condition when all of the conditions are formed not in eco patrol demo mode. Eco patrol mode on. When eco patrol sensor check mode signal is received; the proc...

  • Page 68: 13. Protection

    68 13. Protection control 13.1 restart control (time delay safety control) • when the thermo-off temperature (temperature which compressor stops to operate) is reach during:- o cooling operation – the compressor stops for 3 minutes (minimum) before resume operation. O soft dry operation – the compre...

  • Page 69

    69 rpm shift +0 +20 +40 +70 (id temp) pipe 6.0°c 4.0°c 2.0°c 5.0°c 7.0°c 3.0°c compressor starts for ≥ 5 minutes ▲t ≤ 2.5°c for 2 minutes compressor off compressor restart ▲ t = intake air temperature – indoor heat exchanger temperature 13.5 freeze prevention control • to protect indoor heat exchang...

  • Page 70

    70 13.7 dew prevention control • to prevent dew formation at indoor unit discharge area. • this control starts if: o cooling mode or quiet mode is activated. O remote control setting temperature is less than 25°c. O fan speed is at clo or qlo. O room temperature is constant (±1°c) for 30 minutes. O ...

  • Page 71: 14. Servicing

    71 14. Servicing mode 14.1 auto off/on button auto off/on button pressed auto off/on button pressed auto off/on button pressed 5 sec 5 sec auto operation test run operation (forced cooling operation) stop various setting mode stop 1 auto operation mode the auto operation will be activated immediatel...

  • Page 72

    72 14.2 remote control button 14.2.1 set button • to check current remote control transmission code and store the transmission code to eeprom: o press “set” button for more than 10 seconds o press “timer set” button until a “beep” sound is heard as confirmation of transmission code change. • to chan...

  • Page 73: 15. Troubleshooting

    73 15. Troubleshooting guide 15.1 refrigeration cycle system in order to diagnose malfunctions, ensure the air conditioner is free from electrical problems before inspecting the refrigeration cycle. Such problems include insufficient insulation, problem with the power source, malfunction of a compre...

  • Page 74

    74 15.1.1 relationship between the condition of the air conditioner and pressure and electric current cooling mode condition of the air conditioner low pressure high pressure electric current during operation insufficient refrigerant (gas leakage) Ô Ô Ô clogged capillary tube or strainer Ô Ô Ô short...

  • Page 75

    75 warning 16. 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. 16.1 cs-c9kkv cs-c12kkv ...

  • Page 76

    76 figure 3 figure 4 figure 5 16.1.1.3 to remove discharge grille figure 6.

  • Page 77

    77 16.1.1.4 to remove control board figure 7 16.1.1.5 to remove cross flow fan and indoor fan motor figure 8 figure 9.

  • Page 78

    78 figure 10 figure 11.

  • Page 79

    79 warning 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. 16.2 cs-c18kkv cs-c24kkv 16.2.1 indoor electronic controllers, cro...

  • Page 80

    80 16.2.1.3 to remove power electronic controller figure 14 figure 15 figure 16 figure 17.

  • Page 81

    81 16.2.1.4 to remove discharge grille figure 18 16.2.1.5 to remove control board figure 19 16.2.1.6 to remove cross flow fan and indoor fan motor figure 20

  • Page 82

    82 figure 21 figure 22 figure 23.

  • Page 83

    83 warning 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. 16.3 cs-c28kkv 16.3.1 indoor electronic controllers, cross flow fa...

  • Page 84

    84 16.3.1.3 to remove power electronic controller figure 26 figure 24 figure 25 figure 27.

  • Page 85

    85 16.3.1.4 to remove discharge grille figure 28 16.3.1.5 to remove control board figure 29 16.3.1.6 to remove cross flow fan and indoor fan motor figure 30

  • Page 86

    86 figure 31 figure 32 figure 33.

  • Page 87: 17. Technical

    87 17. Technical data 17.1 operation characteristics 17.1.1 cs-c9kkv cu-c9kkv • cooling characteristic o room temperature: 27°c (dbt), 19°c (wbt) o operation condition: high fan speed o piping length: 7.5m c u rr ent (a ) gas s ide p ipi ng p res sure (m p a ) c apaci ty (k w ) outl et a ir (º c ) o...

  • Page 88

    88 • piping length characteristic o outdoor temperature: 35°c (dbt), 24°c (wbt) o operation condition: high fan speed o piping length: 7.5m c u rren t (a ) gas s id e p ipi ng p res su re (mp a ) c apa ci ty (k w ) o u tlet a ir (ºc ) piping length (m) piping length (m) piping length (m) piping leng...

  • Page 89

    89 17.1.2 cs-c12kkv cu-c12kkv • cooling characteristic o room temperature: 27°c (dbt), 19°c (wbt) o operation condition: high fan speed o piping length: 7.5m c u rrent (a ) gas s ide p ipi ng p ress u re (mp a ) c apaci ty (k w ) outl et a ir ( ºc ) outdoor temperature (ºc) outdoor temperature (ºc) ...

  • Page 90

    90 • piping length characteristic o outdoor temperature: 35°c (dbt), 24°c (wbt) o operation condition: high fan speed o piping length: 7.5m c u rren t (a ) gas s id e p ipi ng p res su re (mp a ) c apa ci ty (k w ) o u tlet a ir (ºc ) piping length (m) piping length (m) piping length (m) piping leng...

  • Page 91

    91 17.1.3 cs-c18kkv cu-c18kkv • cooling characteristic o room temperature: 27°c (dbt), 19°c (wbt) o operation condition: high fan speed o piping length: 7.5m c u rren t (a ) ga s s ide p ipi ng p res su re (mp a) c apa ci ty (k w ) o u tlet a ir (ºc ) outdoor temperature (ºc) outdoor temperature (ºc...

  • Page 92

    92 • piping length characteristic o outdoor temperature: 35°c (dbt), 24°c (wbt) o operation condition: high fan speed o piping length: 7.5m c u rren t (a ) gas s id e p ipi ng p res su re (mp a ) c apa ci ty (k w ) o u tlet a ir (ºc ) piping length (m) piping length (m) piping length (m) piping leng...

  • Page 93

    93 17.1.4 cs-c24kkv cu-c24kkv • cooling characteristic o room temperature: 27°c (dbt), 19°c (wbt) o operation condition: high fan speed o piping length: 7.5m c u rr ent (a ) gas s ide pi p in g pr es su re ( m pa ) c a pa ci ty (k w ) o u tlet a ir (ºc ) outdoor temperature (ºc) outdoor temperature ...

  • Page 94

    94 • piping length characteristic o outdoor temperature: 35°c (dbt), 24°c (wbt) o operation condition: high fan speed o piping length: 7.5m c u rren t (a ) gas s id e p ipi ng p res su re (mp a ) c apa ci ty (k w ) o u tlet a ir (ºc ) piping length (m) piping length (m) piping length (m) piping leng...

  • Page 95

    95 17.1.5 cs-c28kkv cu-c28kkv • cooling characteristic o room temperature: 27°c (dbt), 19°c (wbt) o operation condition: high fan speed o piping length: 7.5m c urrent (a ) gas s ide p ipi ng p res su re (mp a ) ca pa city ( kw ) o u tlet a ir (ºc ) outdoor temperature (ºc) outdoor temperature (ºc) o...

  • Page 96

    96 • piping length characteristic o outdoor temperature: 35°c (dbt), 24°c (wbt) o operation condition: high fan speed o piping length: 7.5m c u rren t (a ) gas s id e p ipi ng p res su re (mp a ) c apa ci ty (k w ) o u tlet a ir (ºc ) piping length (m) piping length (m) piping length (m) piping leng...

  • Page 97

    97 18. Exploded view and replacement parts list 18.1 indoor unit 18.1.1 cs-c9kkv cs-c12kkv 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 98

    98 ref. No. Part name & description qty cs-c9kkv cs-c12kkv remark 1 chassy complete 1 cwd50c1653 ← 2 fan motor 1 cwa921420 ← o 3 cross flow fan complete 1 cwh02c1076 ← 4 bearing ass’y 1 cwh64k007 ← 5 screw - cross flow fan 1 cwh551146 ← 6 generator complete 1 cwh94c0028 ← 7 evaporator 1 cwb30c2969 c...

  • Page 99

    99 50 operating instruction 1 cwf567101 ← 51 installation instruction 1 cwf614310 ← 52 installation instruction 1 cwf614311 ← 53 installation instruction 1 cwf614312 ← 54 cover for receiver(bottom) 1 cwd933209 ← 55 cover for receiver(upper) 1 cwd933022 ← 56 p.S. Cord co. 1 cwa20c2827 ← (note) • all ...

  • Page 100

    100 18.1.2 cs-c18kkv cs-c24kkv cs-c28kkv 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 101

    101 ref. No. Part name & description qty cs-c18kkv cs-c24kkv remark 1 chassy complete 1 cwd50c1654 ← 2 fan motor 1 l6cbyyyl0037 l6cbyyyl0039 o 3 cross flow fan complete 1 cwh02c1077 ← 4 bearing ass’y 1 cwh64k007 ← 5 screw - cross flow fan 1 cwh551146 ← 6 ion generator 1 cwh94c0028 ← 7 evaporator 1 c...

  • Page 102

    102 50 drain hose 1 cwh851173 ← 51 bag complete - installation screw 1 cwh82c1705 ← 52 installation plate 1 cwh361098 ← 53 fulcrum 2 cwh621103 ← 54 operating instruction 1 cwf567101 ← 55 installation instruction 1 cwf614310 ← 56 installation instruction 1 cwf614311 ← 57 installation instruction 1 cw...

  • Page 103

    103 ref. No. Part name & description qty cs-c28kkv remark 1 chassy complete 1 cwd50c1654 2 fan motor 1 l6cbyyyl0039 o 3 cross flow fan complete 1 cwh02c1077 4 bearing ass’y 1 cwh64k007 5 screw - cross flow fan 1 cwh551146 6 ion generator 1 cwh94c0028 7 evaporator 1 cwb30c2777 8 flare nut (liquid) 1 ...

  • Page 104

    104 50 drain hose 1 cwh851173 51 bag complete - installation screw 1 cwh82c1705 52 installation plate 1 cwh361098 53 fulcrum 2 cwh621103 54 operating instruction 1 cwf567101 55 installation instruction 1 cwf614310 56 installation instruction 1 cwf614311 57 installation instruction 1 cwf614312 58 pow...

  • Page 105

    105 18.2 outdoor unit 18.2.1 cu-c9kkv 31 15 3 6 5 8 7 2 3 28 3 0 3 3 2 7 17 16 10 11 4 1 2 24 22 2 1 2 0 1 9 9 1 2 25 2 6 1 3 1 4 29 1 8 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 106

    106 18.2.2 cu-c12kkv 30 33 24 26 27 3 9 21 19 18 20 28 12 15 7 8 29 6 1 2 22 5 11 16 17 23 32 10 25 13 14 4 31 34 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 107

    107 ref. No. Part name & description qty cu-c9kkv cu-c12kkv remark 1 chassy ass’y 1 cwd50k2107 cwd50k2071 2 sound proof material 1 cwg302254 cwg302110 3 fan motor bracket 1 cwd541075 cwd541030 4 screw - fan motor bracket 2 cwh551217 ← 5 fan motor 1 cwa951562 cwa951329j o 6 screw - fan motor mount 3 ...

  • Page 108

    108 18.2.3 cu-c18kkv 23 25 26 30 3 9 35 20 19 27 34 34 13 29 32 16 7 8 28 6 1 2 21 5 12 17 18 33 22 31 11 10 24 15 4 14 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 109

    109 ref. No. Part name & description qty cu-c18kkv remark 1 chassy ass’y 1 cwd50k2115 2 sound proof material 1 cwg302278 3 fan motor bracket 1 cwd541065 4 screw - fan motor bracket 2 cwh551217 5 fan motor 1 cwa951401j o 6 screw - fan motor mount 4 cwh55252j 7 propeller fan ass’y 1 cwh03k1017 8 nut -...

  • Page 110

    110 18.2.4 cu-c24kkv 26 28 29 33 3 9 22 21 30 36 36 13 32 44 16 7 8 31 6 1 42 23 5 12 17 18 35 24 34 11 10 27 15 4 37 14 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 111

    111 18.2.5 cu-c28kkv 44 8 31 23 41 3 28 26 27 21 37 7 6 5 30 38 39 40 36 35 25 24 33 16 11 4 12 10 1 2 42 43 21 9 15 22 36 17 18 29 34 13 32 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 112

    112 ref. No. Part name & description qty cu-c24kkv cu-c28kkv remark 1 chassy ass’y 1 cwd50k2100 ← 2 sound proof material 2 - cwg302230 3 fan motor bracket 1 cwd541065 cwd541055 4 screw - fan motor bracket 2 cwh551217 ← 5 fan motor 1 cwa951399j cwa951357j o 6 screw - fan motor mount 4 cwh55252j ← 7 p...