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18 Replacement Parts List

<Model: CU-A7BK / CU-A9BK / CU-A12BK>

REF. NO.

PART NAME & DESCRIPTION

QTY.

CU-A7BK

CU-A9BK

CU-A12BK

REMARKS

1

CHASSY ASS’Y

1

CWD50K2045A

←

CWD50K2044A

2

SOUND PROOF MATERIAL

1

CWG302110

←

←

3

FAN MOTOR BRACKET

1

CWD541030

←

←

4

SCREW - FAN MOTOR BRACKET

2

CWH55413

←

←

5

FAN MOTOR

1

CWA951087

←

CWA951117

0

6

SCREW - FAN MOTOR MOUNT

3

CWH55406

←

←

7

PROPELLER FAN ASS’Y

1

CWH03K1006

←

←

8

NUT - PROPELLER FAN

1

CWH56053

←

←

9

COMPRESSOR

1

2RS122D5BC02

2PS156D3BA02

QJ208PAA

0

10

ANTI - VIBRATION BUSHING

3

CWH50077

←

CWH501024

11

NUT - COMPRESSOR MOUNT

3

CWH56000

←

CWH4582065

12

CONDENSER

1

CWB32C1113

←

CWB32C1112

13

4-WAY VALVE

1

CWB001012

←

CWB00003

0

14

STRAINER

1

CWB11025

←

←

15

HOLDER COUPLING ASS’Y

1

CWH351015

←

←

16

2-WAY VALVE (LIQUID)

1

CWB021055

←

←

0

17

3-WAY VALVE (GAS)

1

CWB011061

←

CWB011060

0

18

OVERLOAD PROTECTOR

1

CWA121050

CWA121051

CWA121060

0

19

HOLDER - O.L.P.

1

CWH7041200

←

-

20

TERMINAL COVER

1

CWH171011

←

CWH171021

21

NUT - TERMINAL COVER

1

CWH7080300

←

CWH561020

22

SOUND PROOF BOARD

1

CWH151022

←

CWH151023

23

CONTROL BOARD

1

CWH102102

←

←

24

TERMINAL BOARD ASS’Y

1

CWA28K216

←

←

25

CAPACITOR - COMPRESSOR

1

DS371206CPNA
(20µF, 370VAC)

DS371306CPNA

(30µF, 370VAC)

←

0

26

HOLDER CAPACITOR

1

CWH30057

←

←

27

CAPACITOR - FAN MOTOR

1

CWA31618
(2.0µF,
450VAC)

←

←

0

28

CABINET SIDE PLATE (L)

1

CWE041031A

←

←

29

CABINET SIDE PLATE (R)

1

CWE041032A

←

CWE041033A

30

CABINET FRONT PLATE

1

CWE06K1034

←

←

31

WIRE NET

1

CWD041021A

←

CWD041023A

32

CABINET TOP PLATE

1

CWE031014A

←

←

33

PLATE - C. B. COVER

1

CWH131088

←

←

34

CONTROL BOARD COVER

1

CWH131092

←

←

35

HANDLE

1

CWE161010

←

←

36

OPERATION INSTRUCTIONS

1

(1)
(2)
(3)
(4)

CWF563298
CWF563353
-
CWF563389

←

←

CWF563303

←

←

←

←

←

37

INSTALLATION INSTRUCTIONS (ENGLISH,
FRANCAIS, ESPANOL & DEUTSCH)

1

(1)
(2)
(3)
(4)

CWF612188
CWF612188
-
CWF612188

←

←

CWF612188

←

←

←

←

←

38

INSTALLATION INSTRUCTIONS (ITALIANO,
NEDERLANDS, PORTUGUES & GREEK)

1

(1)
(2)
(3)
(4)

CWF612189
-
-
-

←

-
-
-

←

-
-
-

39

INSTALLATION INSTRUCTIONS (RUSSIA)

1

(1)
(2)
(3)
(4)

CWF612202
-
-
-

←

-
-
-

←

-
-
-

40

L-TUBE

1

CWH5850080

←

←

41

TUBE ASS’Y (CHECK VALVE/CAPILLARY)

1

CWT01C2314

CWT01C2311

CWT01C2308

42

ELECTRO MAGNETIC SWITCH

1

CWA00059

←

←

0

43

ELECTROLYTIC CAPACITOR

1

CWA32C067

←

←

0

44

ELECTRO MAGNETIC SWITCH

1

K6C2C7A00001

←

←

0

45

TEMPERATURE RELAY

1

CWA14C1001

←

←

0

46

V-COIL COMPLETE

1

CWA43C2069

←

CWA43C2054

0

(Note)

 • 

All parts are supplied from MACC, Malaysia (Vendor Code: 086).

 • 

“O” marked parts are recommended to be kept in stock.

 • 

(1) — CU-A7BKP5, CU-A9BKP5, CU-A12BKP5 (Europe).

 • 

(2) — CU-A7BKP5-2, CU-A9BKP5-2, CU-A12BKP5-2 (Oceania).

 • 

(3) — CU-A9BKP5-3, CU-A12BKP5-3 (Argentina).

 • 

(4) — CU-A7BKP5-6, CU-A9BKP5-6, CU-A12BKP5-6 (Turkey).

77

CS-A7BKP CU-A7BKP5 / CS-A7BKP CU-A7BKP6 / CS-A9BKP CU-A9BKP5 / CS-A9BKP CU-A9BKP6 / CS-A12BKP CU-A12BKP5 / CS-A12BKP CU-A12BKP6

Содержание CS-A12BKP

Страница 1: ... Unauthorized copying and distribution is a violation of law CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 11 2 way 3 way Valve 49 12 Servicing Information 62 13 Troubleshooting Guide 66 14 Technical Data 68 15 Exploded View 74 16 Replacement Parts List 75 17 Exploded View 76 18 Replacement Parts List 77 19 Electronic Parts Li...

Страница 2: ...kage protection Prevent compressor reverse cycle 2 stage OLP to protect compressor Noise prevention during soft dry operation Anti dew Formation Control Cooling Soft Dry Compressor Protection Control Cooling Soft Dry Overload Protection Control Heating Outdoor Fan Control Compressor High Pressure Control Blue Coated Condenser High resistance to corrosion Operation Improvement Economy mode to reduc...

Страница 3: ...er Setting ON TIMER OFF TIMER Timer Operation Selection SET CANCEL Timer Operation Set Cancel ON Timer and OFF Timer setting and cancellation CLOCK AIR SWING AUTO Automatic Vertical Airflow Direction Control MANUAL Vertical Airflow Direction Manual Control 5 stages of adjustment Powerful Mode Operation OFF ON POWERFUL Economy Mode Operation OFF ON ECONOMY Heating Cooling Soft Dry Operation Tempera...

Страница 4: ... sound Beep beep sound will be heard at the 10th second AUTO OFF ON Operation Indication Lamps LED POWER Green Lights up in operation blinks in Automatic Operation Mode judging SLEEP Orange Lights up in Sleep Mode Operation TIMER Orange Lights up in Timer Setting POWERFUL Orange Lights up in Powerful Mode Operation ECONOMY Green Lights up in Economy Mode Operation Operation Mode Heating Cooling So...

Страница 5: ...ring Heating Operation 4 way valve stays at Heating position for 5 minutes Overload Protection Control Outdoor fan stops when indoor heat exchanger temperature rises to 51 C and above and restarts when the indoor heat exchanger temperature drops to 49 C and below Compressor stop when indoor heat exchanger temperature reaches 65 C or above Heating Operation Only Deice Control To prevent frosting at...

Страница 6: ...Heating High 36 36 Low 28 28 Heating High 48 49 Noise Level Power level dB Cooling High 46 46 Cooling High 61 62 Heating High 47 47 Heating High 64 65 Electrical Data Input Power W 1 4 Cooling 580 600 Heating 500 525 2 Cooling 580 630 Heating 510 550 Running Current A 1 2 4 Cooling 2 7 2 7 Heating 2 4 2 4 EER W W kcal hW 1 4 Cooling 3 45 3 42 2 97 2 93 W W BTU hW 2 Cooling 3 44 3 25 11 8 11 1 COP ...

Страница 7: ...m Pre Coat Aluminium Blue Coat Fin Type Slit Fin Corrugate Fin Row Stage Plate fin configuration forced draft 2 15 1 20 FPI 19 17 Size W H L mm 610 315 25 4 841 508 22 Refrigerant Control Device Capillary Tube Refrigeration Oil cm3 SUNISO 4GDID or ATMOS M60 290 Refrigerant R 22 g oz 810 28 6 Thermostat Electronic Control Protection Device Overload Protector Capillary Tube Length mm Cooling 600 Hea...

Страница 8: ...g 10 2 360 10 2 360 3 Cooling 10 2 360 Heating 10 2 360 Noise Level dB A 1 2 4 Cooling High 36 36 Low 26 26 Heating High 38 38 Low 28 28 Cooling High 48 49 Heating High 48 49 3 Cooling High 36 Low 26 Heating High 38 Low 28 Cooling High 48 Heating High 48 Power level dB 1 2 4 Cooling High 49 49 Heating High 49 49 Cooling High 62 63 Heating High 64 65 3 Cooling High 49 Heating High 49 Cooling High 6...

Страница 9: ...Cooling 1 140 Heating 1 230 805 SuperHigh rpm 1 2 4 Cooling 1 230 1 230 Heating 1 230 1 230 3 Cooling 1 230 Heating 1 230 Heat Exchanger Description Evaporator Condenser Tube material Copper Copper Fin material Aluminium Pre Coat Aluminium Blue Coat Fin Type Slit Fin Corrugate Fin Row Stage Plate fin configuration forced draft 2 15 1 20 FPI 19 17 Size W H L mm 610 315 25 4 841 508 22 Refrigerant C...

Страница 10: ...10 6 370 10 6 370 3 Cooling 10 6 370 Heating 10 6 370 Noise Level dB A 1 2 4 Cooling High 39 39 Low 29 29 Heating High 40 40 Low 29 29 Cooling High 48 49 Heating High 48 49 3 Cooling High 39 Low 29 Heating High 40 Low 29 Cooling High 48 Heating High 48 Power level dB 1 2 4 Cooling High 52 52 Heating High 52 52 Cooling High 62 63 Heating High 64 65 3 Cooling High 52 Heating High 52 Cooling High 62 ...

Страница 11: ... Cooling 1 260 Heating 1 300 835 845 SuperHigh rpm 1 2 4 Cooling 1 300 1 300 Heating 1 300 1 300 3 Cooling 1 300 Heating 1 300 Heat Exchanger Description Evaporator Condenser Tube material Copper Copper Fin material Aluminium Pre Coat Aluminium Blue Coat Fin Type Slit Fin Corrugate Fin Row Stage Plate fin configuration forced draft 2 15 2 24 FPI 21 17 Size W H L mm 610 315 25 4 705 8 735 1 504 18 ...

Страница 12: ...4 Dimensions 12 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 13: ...13 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 14: ...5 Refrigeration Cycle Diagram 14 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 15: ...6 Block Diagram 15 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 16: ...1087 CWA951117 BLUE YELLOW 249 8 Ω 230 0 Ω YELLOW RED 288 6 Ω 255 0 Ω Note Resistance at 20 C of ambient temperature Resistance of Compressor Windings MODEL CU A7BK CONNECTION 2RS122D5BC02 C R 5 193 Ω C S 5 557 Ω Note Resistance at 20 C of ambient temperature MODEL CU A9BK CONNECTION 2PS156D3BA02 C R 3 501 Ω C S 3 405 Ω Note Resistance at 20 C of ambient temperature MODEL CU A12BK CONNECTION QJ208...

Страница 17: ...trol When the setting temperature is reached during cooling operation the compressor stops and it will not start for 3 minutes The compressor will start automatically if it has stopped for 7 minutes even if the room temperature is between the compressor ON temperature and OFF temperature When the compressor outdoor fan motor and indoor fan motor are simultaneously started the indoor fan motor will...

Страница 18: ... discharge area When the following conditions occur for 30 minutes continuously anti dew formation is controlled by indoor fan speed shift to low CLo to HLo Indoor intake air temperature is more than 24 C and less than 30 C Remote Control setting temperature is less than 25 C Compressor is on Cooling operation mode Indoor Fan motor operate at Low fan speed This control is cancelled immediately whe...

Страница 19: ...Cooling Operation Time Diagram 19 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 20: ...nce the compressor stops it will not start for 3 minutes during Cooling operation Same as Starting Current Control for Cooling Mode operation Same as Anti Freezing Control for Cooling Mode operation For Soft Dry region 6 minutes waiting is valid during compressor stops Same as Compressor Reverse Rotation Protection Control for Cooling Mode Operation For Soft Dry region 6 minutes waiting is valid d...

Страница 21: ...Soft Dry Operation Time Diagram 21 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 22: ...s 65 C or more the compressor will stop and restart automatically Time Delay Safety Control 4 minutes waiting If the compressor is operating continuously for 5 minutes or longer and temperature difference between intake air and indoor heat exchanger is 5 C or less for 2 minutes compressor will stop and restart automatically Time Delay Safety Control is valid s T Indoor heat exchanger temperature i...

Страница 23: ...hermo OFF during Heating operation For the first 30 sec from compressor OFF Thermo OFF Indoor fan speed will operate accordingly to the Indoor heat exchanger temperature as shown below After 30 sec from compressor OFF thermo OFF Indoor fan will run at SSLo speed only Anti Cold Draft Control will stop when Intake temperature set temperature Time Delay Safety Control 4 minutes waiting is valid After...

Страница 24: ...ol during heating operation Fan speed rotates in the range of Me SLo according to the heat exchanger temperature If use Manual Fan Speed at above diagram will operate with setting Fan Speed 24 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 25: ...g heating operation if the outdoor Fan OFF duration due to overload control is accumulated up to 60 minutes and after compressor starts for 1 minutes deicing starts Deicing ends when 1 12 minutes after deicing operation starts 2 TRS senses the outdoor piping temperature rises to 4 C TRS OPEN 3 Deicing will not end immediately as time delay Td is valid as shown below Once deicing operation starts i...

Страница 26: ...Normal Deicing Time Diagram Overload Deicing Time Diagram 26 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 27: ...plicable Judgement Heating 23 C Above Below 23 C O O Soft Dry 20 C Soft Dry Not Applicable Judgement Judgement Heating 20 C Above Below 20 C O O Heating Cooling Judgement Not Applicable Judgement 25 C Heating Above 25 C 25 C below Automatic Set Temperature Refer 3 as below 3 Automatic Set Temperature For each operation set temperature will automatically set as shown below However it can be selecte...

Страница 28: ... be stop after 8 hour When used together with the Timer the Timer has priority 8 5 Sleep Mode Auto Operation 8 6 Random Auto Restart Control If there is a power failure operation will be automatically restarted after 3 to 5 1 2 minutes when the power is resumed It will start with previous operation mode and airflow direction Restart time is decided randomly using 4 parameter Intake air temperature...

Страница 29: ...und However if the Automatic Operation Button has been pressed the Automatic operation will be activated If you do not require this operation you may change it by using the remote control 8 9 Indoor Fan Speed Control Auto Fan Speed Control When set to Auto Fan Speed the fan speed is shifted automatically between Stop to SHi depend on each operation as shown below Manual Fan Speed Control Basic fan...

Страница 30: ...om lower to upper limit 2 Horizontal Airflow Direction The louver can be selected between 14 36 as shown above when pressing Manual Airflow Direction Selection Button The louver can be selected between 0 61 as shown above when pressing Manual Airflow Direction Selection Button 8 10 Airflow Direction Control Cooling and Soft Dry Mode The left and right airflow direction louvers can be adjusted manu...

Страница 31: ...g the vane will automatically change to Auto Air Swing 2 Heating Mode When the Economy Mode is set the temperature will be automatically decreased 0 5 C against the present setting temperature The Fan Speed will shift as shown below Vertical Airflow Direction In Manual or Auto setting the vane will automatically change to Auto Air Swing 3 Economy Mode will stop if Economy mode button is pressed ag...

Страница 32: ... set temperature will be automatically increased 3 C against the present setting temperature The Fan Speed will shift as shown below Vertical Airflow Direction In Manual setting the vane will automatically shift down 5 C lower than previous setting In Auto setting the vane will automatically shift between upper and lower limit depending on the intake air temperature as Heating Mode Airflow Directi...

Страница 33: ...gn warns of injury Do not pull the cord to disconnect the plug Do not wash the unit with water Do not use for other purposes such as preservation Do not use any combustible equipment at airflow direction Do not sit or place anything on the outdoor unit Switch off the power supply before cleaning Ventilate the room regularly Pay attention as to whether the installation rack is damaged after long pe...

Страница 34: ...ters 6 Close the front panel Remote Control To set the current time 1 Press 1 2 Then press 2 to increase or decrease the time 3 Press 1 again Set time at display will light up CHECK AUTO AUTO HEAT DRYFAN COOL FAN AUTO RESET CLOCK FAN SPEED AIR SWING OFF CANCEL ON SET 1 2 3 TIMER AUTO MANUAL 1 2 6 2 1 4 5 3 Setting Temperature Press 3 to increase or decrease the temperature The temperature can be s...

Страница 35: ...automatically Press 5 to set the operation Press 2 to increase or decrease the time Then press 3 To cancel this operation press 4 Timer Mode Operation Details When the ON Timer is set operation will start before the actual set time This is to enable the room temperature reaches the set temperature at the set time Once the ON Timer is set operation will start at the set time everyday The current ti...

Страница 36: ...el COOL 8 C or above HEAT 14 C or above Cooling Model COOL 8 C or above Heat Pump Model COOL operation with 30 C set temperature Cooling Model FAN operation Fulcrum Protruding portion on indoor unit 2 Remove the air filters 1 Raise the front panel Catechin Air Purifying Filter Solar Refreshing Deodorizing Filter HELPFUL INFORMATION Auto Operation Button Automatic Operation If the remote control fa...

Страница 37: ...ter on the cool surface of outdoor unit piping that causes dripping This is to melt the frost which has accumulated on the outdoor unit defrosting operating This will take no longer than about 12 minutes Water drips from the outdoor unit Wait until this operation ends the power indicator will light up Frost will accumulates on the outdoor unit when the outdoor temperature is low and humidity is hi...

Страница 38: ... is able to withstand the set s weight If the strength is not enough or installation is not properly done the set will drop and cause injury 5 For electrical work follow the local national wiring standard regulation and this installation instruction An independent circuit and single outlet must be used If electrical circuit capacity is not enough or defect found in electrical work it will cause el...

Страница 39: ...er disconnection in case of emergency In some countries permanent connection of this room air conditioner to the power supply is prohibited 1 Power supply connection to the receptacle using a power plug Use an approved 15A 16A power plug with earth pin for the connection to the socket 2 Power supply connection to a circuit breaker for the permanent connection Use an approved 16A circuit breaker fo...

Страница 40: ...ted There should not be any animal or plant which could be affected by hot air discharged Keep the spaces indicated by arrows from wall ceiling fence or other obstacles Do not place any obstacles which may cause a short circuit of the discharged air If piping length is over the common length additional refrigerant should be added as shown in the table Piping size Common Length m Max Elevation m Ma...

Страница 41: ...2 Drill the piping plate hole with ø70 mm hole core drill Line according to the arrows marked on the lower left and right side of the installation plate The meeting point of the extended line is the centre of the hole Another method is by putting measuring tape at position as shown in the diagram above The hole centre is obtained by measuring the distance namely 150 mm and 125 mm for left and righ...

Страница 42: ...or the embedded piping This can be used for left rear piping left bottom piping also 42 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 43: ...d the terminal Nos are the same to the indoor s respectively Earth lead wire shall be longer than the other lead wires as shown in the figure for the electrical safety in case of the slipping out of the cord from the anchorage Secure the cable onto the control board with the holder clamper INSTALLATION OF AIR PURIFYING FILTERS 1 Open the front panel 2 Remove the air filters 3 Put air purifying fil...

Страница 44: ...OFF change over of remote control receiving sound 10 3 OUTDOOR UNIT 10 3 1 SELECT THE BEST LOCATION Refer to Select the best location section 10 3 2 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 c...

Страница 45: ...ose the Low side valve of the charging set and turn off the vacuum pump Make sure that the needle in the gauge does not move after approximately five minutes Note BE SURE TO FOLLOW THIS PROCEDURE IN ORDER TO AVOID REFRIGERANT GAS LEAKAGE 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 torque of 1...

Страница 46: ...ted on the gauge is the same as that of measured during the first time with the screw 10 3 5 b AIR PURGING OF THE PIPING AND INDOOR UNIT The remaining air in the Refrigeration 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 of 2 way val...

Страница 47: ...s below 0 C for 2 or 3 days in succession it is recommended not to use a drain elbow for the drain water freezes and the fan will not rotate CHECK THE DRAINAGE Open front panel and remove air filters Drainage checking can be carried out without removing the front grille Pour a glass of water into the drain tray styrofoam Ensure that water flows out from drain hose of the indoor unit EVALUATION OF ...

Страница 48: ...cable being fixed to terminal board firmly Is the connecting cable being clamped firmly Is the drainage OK Refer to Check the drainage section Is the earth wire connection properly done Is the indoor unit properly hooked to the installation plate Is the power supply voltage complied with rated value Is there any abnormal sound Is the cooling operation normal Is the thermostat operation normal Is t...

Страница 49: ...lose With valve cap With valve cap With cap Pumping down Close Open Open Transferring Clockwise Counter Clockwise Connected manifold gauge Evacuation Open Open Open Servicing With vacuum pump Gas charging Open Open Open Servicing With charging cylinder Pressure check Open Servicing Open Open Connected manifold gauge Gas releasing Open Servicing Open Open Connected manifold gauge 49 CS A7BKP CU A7B...

Страница 50: ...E If air remain in the indoor unit and refrigeration pipes it will affect the compressor reduce to cooling capacity and could lead to a malfunction 5 Disconnect the charging hose from the vacuum pump and from the service port of the 3 way valve 6 Tighten the service port cap at a torque of 18 N m with a torque wrench 7 Remove the valve caps of the 2 way valve and the 3 way valve Position both of t...

Страница 51: ...top it when the gauge indicates 0 MPa 0 kg cm2 G If the unit cannot be operated at the cooling condition weather is rather cool short the Pumping Down pins on the Main Control P C B Simply press the pumping down button if it is equipped So that the unit can be operated 7 Immediately set the 3 way valve to the closed position Do this quickly so that the gauge ends up indicating 0 1 MPa 1 kg cm2 G t...

Страница 52: ...erant from 3 way valve service port and then discharge the refrigerant until low side gas side gauge needle indicates 0 3 MPa 3 kg cm2 If air remain in the indoor unit and refrigeration pipes it will affect the compressor reduce to cooling capacity and could lead to a malfunction 7 Tighten the service port cap at a torque of 18 N m with a torque wrench 8 Remove the valve caps of the 2 way valve an...

Страница 53: ...gauge indicates 0 05 MPa 0 5 kg cm2 G to 0 1 MPa 1 kg cm2 G If there is no air in the refrigeration cycle the pressure when the air conditioner is not running is higher than 0 1 MPa 1 kg cm2 G discharge the refrigerant until the gauge indicates 0 05 MPa 0 5 km cm2 G to 0 1 MPa 1 kg cm2 G If this is the case it will not be necessary to apply a evacuation Discharge the refrigerant gradually if it is...

Страница 54: ...ose the valve Low side on the charge set turn off the vacuum pump and confirm that the gauge needle does not move approximately 5 minutes after turning off the vacuum pump 4 Disconnect the charge hose from the vacuum pump Vacuum pump oil If the vacuum pump oil becomes dirty or depleted replenish as needed 11 1 5 Evacuation 54 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9B...

Страница 55: ...ficient wait approximately 1 minute and then repeat the procedure pumping down pin This is different from previous procedures Because you are charging with liquid refrigerant from the gas side absolutely do no attempt to charge with large amount of liquid refrigerant while operating the air conditioner 4 Immediately disconnect the charge hose from the 3 way valve s service port Stopping partway wi...

Страница 56: ... in the piping must be purged If air remains in the refrigeration pipings it will affect the compressor reduce the cooling capacity and could lead to a malfunction 6 Set the 3 way valve to the opened position 7 Mount the valve stem nuts to the 2 way and 3 way valves 8 Check for gas leakage At this time especially check for gas leakage from the 2 way and 3 way s stem nuts and from the service port ...

Страница 57: ...slightly to purge air from the charge hose 5 Set the 2 way valve to the close position 6 Operate the air conditioner at the cooling cycle and stop it when the gauge indicates 1 kg cm2 G 0 1 MPa 7 Immediately set the 3 way valve to the closed position Do this quickly so that the gauge ends up indicating 3 to 5 kg cm2 G 0 3 to 0 5 MPa 8 Disconnect the charge set and mount the 2 way and 3 way valve s...

Страница 58: ...nut on the 2 way valve 4 Check for gas leakage Check the flare connections for gas leakage 5 Discharge the refrigerant Close the valve on the charging cylinder and discharge the refrigerant until the gauge indicates 3 to 5 kg cm2 G 0 3 to 0 5 MPa 6 Disconnect the charge set and the charging cylinder and set the 2 way and 3 way valves to the open position Be sure to use a hexagonal wrench to operat...

Страница 59: ...MPa If there is no air in the refrigeration cycle the pressure when the air conditioner is not running is higher than 1 kg cm2 G 0 1 MPa discharge the refrigerant until the gauge indicates 0 5 to 1 kg cm2 G 0 05 to 0 1 MPa If this is the case it will not be necessary to apply a evacuation Discharge the refrigerant gradually if it is discharged too suddenly the refrigeration oil will be discharged ...

Страница 60: ... side on the charge set turn off the vacuum pump and confirm that the gauge needle does not move approximately 5 minutes after turning off the vacuum pump 4 Disconnect the charge hose from the vacuum pump Vacuum pump oil If the vacuum pump oil becomes dirty or depleted replenish as needed 11 2 5 Evacuation Installation Procedure 60 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP ...

Страница 61: ...is not sufficient wait approximately 1 minute and then repeat the procedure pumping down pin This is different from previous procedures Because you are charging with liquid refrigerant from the gas side absolutely do no attempt to charge with large amount of liquid refrigerant while operating the air conditioner 4 Immediately disconnect the charge hose from the 3 way valve s service port Stopping ...

Страница 62: ...rol Board Cover Fig 2 2 To remove the Electronic Controller Release the Particular Piece Fig 3 Release the hook that hold the Electronic Controller Fig 3 12 2 Indoor Fan Motor and Cross Flow Fan Removal Procedures Remove the Control Board by Releasing CN REC DISP connectors Fig 4 Releasing CN FM connectors Fig 4 Releasing CN STM connector Fig 4 Removing the Earth Wire screw Fig 4 Releasing the Int...

Страница 63: ...ing up the right hook Fig 5 Release the Fan motor leadwire by pressing the hook at the center of the connector Fig 6 Remove the screw at the Cross Flow Fan Fig 7 REMINDER To reinstall the Fan Motor adjust the connector of the Fan Motor as shown in the Fig 7 Fig 5 Fig 6 Fig 7 63 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 64: ...ve the Bearing Fig 9 Push up the Evaporator and pull out the Cross Flow Fan from shaft By then Fan Motor can be taken out Fig 9 Fig 8 Fig 9 64 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 65: ...Changing the wireless remote control transmission code When two indoor units are installed in the same room in order to prevent operating errors caused by using two remote controls cut a jumper wire at the remote control printed circuit board J A and cut a jumper wire at the indoor printed circuit board JX4 It is possible to select from 4 types of transmission codes including one at time of delive...

Страница 66: ...r source malfunction of a compressor and a fan The normal outlet air temperature and pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table to the right 13 Troubleshooting Guide 13 1 Refrigeration cycle system 66 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 67: ...lt Symptom Electric current during operation becomes approximately 20 lower than the normal value Insufficient compressing of a compressor The discharge tube of the compressor becomes abnormally hot normally 70 to 90 C The difference between high pressure and low pressure becomes almost zero Electric current reaches a high level abnormally and the value exceeds the limit of an ammeter In some case...

Страница 68: ...14 Technical Data 68 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 69: ... 1 61 0 64 2 12 1 55 0 69 1 92 1 48 0 74 220V Outdoor Temp C Indoor wet bulb temp 30 35 40 46 TC SHC IP TC SHC IP TC SHC IP TC SHC IP 17 0 C 2 63 1 99 0 73 2 46 1 91 0 79 2 28 1 84 0 84 2 08 1 75 0 91 19 0 C 2 65 0 80 19 5 C 2 89 2 09 0 75 2 70 2 00 0 80 2 51 1 93 0 86 2 28 1 84 0 93 22 0 C 3 15 2 16 0 76 2 94 2 08 0 82 2 73 2 01 0 87 2 49 1 91 0 94 230V Outdoor Temp C Indoor wet bulb temp 30 35 4...

Страница 70: ... 1 12 19 5 C 3 92 2 83 1 04 3 66 2 72 1 12 3 41 2 62 1 20 3 10 2 50 1 30 22 0 C 4 27 2 94 1 06 3 99 2 83 1 14 3 72 2 73 1 22 3 38 2 60 1 32 240V Outdoor Temp C Indoor wet bulb temp 30 35 40 46 TC SHC IP TC SHC IP TC SHC IP TC SHC IP 17 0 C 3 54 2 68 1 07 3 31 2 57 1 15 3 08 2 47 1 23 2 80 2 35 1 33 19 0 C 3 57 1 17 19 5 C 3 89 2 81 1 09 3 63 2 70 1 17 3 38 2 60 1 26 3 07 2 47 1 35 22 0 C 4 24 2 92...

Страница 71: ...71 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 72: ...72 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 73: ...73 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 74: ...view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 74 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 75: ...729 23 ELECTRONIC CONTROLLER RECEIVER 1 CWA73C1124 0 24 SENSOR COMPLETE 1 CWA50C608 0 25 CONTROL BOARD FRONT COVER 1 CWH131090 26 ELECTRONIC CONTROLLER INDICATOR 1 CWE39C1042 0 27 LEAD WIRE INDICATOR 1 CWA67C3637 28 INDICATOR HOLDER 1 CWD932163 29 CONTROL BOARD TOP COVER 1 CWH131091 30 REMOTE CONTROL COMPLETE 1 CWA75C2166 0 31 FRONT GRILLE COMPLETE 1 CWE11C2329 32 INTAKE GRILLE 1 CWE221036 33 CONT...

Страница 76: ...view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 76 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 77: ...APACITOR FAN MOTOR 1 CWA31618 2 0µF 450VAC 0 28 CABINET SIDE PLATE L 1 CWE041031A 29 CABINET SIDE PLATE R 1 CWE041032A CWE041033A 30 CABINET FRONT PLATE 1 CWE06K1034 31 WIRE NET 1 CWD041021A CWD041023A 32 CABINET TOP PLATE 1 CWE031014A 33 PLATE C B COVER 1 CWH131088 34 CONTROL BOARD COVER 1 CWH131092 35 HANDLE 1 CWE161010 36 OPERATION INSTRUCTIONS 1 1 2 3 4 CWF563298 CWF563353 CWF563389 CWF563303 ...

Страница 78: ...NTEGRATED CIRCUIT C3EBDG000021 IC03 INTEGRATED CIRCUIT A52C040 IC04 INTEGRATED CIRCUIT A52C114 IC05 INTEGRATED CIRCUIT A52A2003GR2 L01 V COIL A431036 PC01 PHOTO COUPLER A52LP620 G4 Q01 Q02 Q03 TRANSISTOR B1GBCFGH0001 Q04 Q05 Q06 TRANSISTOR A55C2412KTX RY HOT ELECTRO MAGNETIC RELAY A00208 RY PWR ELECTRO MAGNETIC RELAY K6B1AGA00077 SSR01 SSR02 TYRISTOR A56G3MC202PL T01 TRANSFORMER A401030 X01 RESONA...

Страница 79: ...0 01µ 0 01µ FO VCC2 OUT VCC1 GND CO IN IN 47µ 6 3V 137k µPC2800AGR 5 6 7 8 4 3 2 1 CN RCV CN DISP 2 3 4 5 6 7 8 10 9 CN TH 1 2 MAIN AIR SWING MOTOR SW101 AUTO 10k R60 XH4 CN HA 0 01µ C23 430 R13 620 R14 620 R15 620 R16 430 R17 C28 0 01µ C27 0 01µ C26 0 01µ C25 0 01µ C24 0 01µ 43 2W R05 43 2W RY PWR RY HOT D10 D11 D8 R23 R24 R21 24k R06 1k R11 0 01µ C01 10k R07 5 1k R08 1k R12 0 01µ C02 TEST R02 1k...

Страница 80: ...pF X 2 0 01µ C10 R56 R31 IC02 A52BR9020F 5 6 8 3 1 RS D0 D1 R B CS SK 4 Vcc GND 7 C05 0 1µ 10k R09 JX2 Q02 4 7k 10k e b c Q04 c e b R44 1k 1 0k R41 820 R03 4 7k R29 0 1µ C07 GENERATOR POWER CLOCK 0 01µ C16 10k R37 0 01µ C15 JX4 R38 10k R40 JX3 24k R42 RX1 R43 JX1 Q01 4 7k 10k e b c BZ1 BZ 1k R55 DISPLAY GROUND AUTO RESTART POWER RESET PIPE TEMP DEICE DETECTION INTAKE AIR TEMP OSC REMOTE CONTROL PO...

Страница 81: ...R51 10k c e b 6 2k R54 10k R53 6 2k R52 ZD1 7 5EL1 Q05 Q06 50V 10µ C21 GENERATION RESET SIGNAL GENERATION RESET SIGNAL 2 2 1 3 4 4 3 FUSE O O FM BLU HOT RED SSR02 ZNR02 CT01 CR01 RY HOT COIL REVERSING VALVE ELECTROLYTIC CAPACITOR MAGNETIC RELAY B BL BL BL FAN MOTOR CAPACITOR CAPACITOR OVER LOAD PROTECTOR COMPRESSOR TRS BL BL 3 3 1 4 4 1 2 8 2 8 6 7 5 6 7 BL BL GRY GRY GRY Y Y R O BR B B B B R B B ...

Страница 82: ...82 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 83: ...ay Timer 1 6 sec 0 sec Powerful Mode Operation 15 min 15 sec Random FM Timer Economy Mode 5 sec 5 sec Random Auto Restart Control 0 62 sec 0 6 2 sec TRS Recovery Detection 12 min 72 sec 6 min 36 sec 3 min 18 sec 1 min 6 sec Time Save Control Heating 30 min 3 sec 4 Way Valve Control Delay 5 min 30 sec Deice Operation Occurs 60 min 6 sec 60 min after previous deice 4 min 24 sec Continuously 4 min Co...

Страница 84: ...20 1 REMOTE CONTROL 84 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 85: ...20 2 PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD TOP VIEW 85 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 ...

Страница 86: ... PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD BOTTOM VIEW 86 CS A7BKP CU A7BKP5 CS A7BKP CU A7BKP6 CS A9BKP CU A9BKP5 CS A9BKP CU A9BKP6 CS A12BKP CU A12BKP5 CS A12BKP CU A12BKP6 MACC Printed in Malaysia ...

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