Panasonic CS-RE9NKE Service Manual
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- Operating instructions manual (72 pages) ,
- Operating instructions manual (10 pages)
Table of Contents
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This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the products dealt with in this service information by anyone else could result in serious injury or death.
TABLE OF CONTENTS
1. Safety Precautions .............................................3
2. Specification .......................................................5
3. Features ..............................................................9
4. Location of Controls and Components..........10
4.1
Indoor Unit..................................................10
4.2
Outdoor Unit ...............................................10
4.3
Remote Control ..........................................10
5. Dimensions .......................................................11
5.1
Indoor Unit..................................................11
5.2
Outdoor Unit ...............................................12
6. Refrigeration Cycle Diagram...........................13
7. Block Diagram ..................................................14
8. Wiring Diagram.................................................16
9. Printed Circuit Board .......................................19
Indoor Unit
CS-RE9NKE
CS-RE12NKE
CS-RE15NKE
WARNING
9.1
Indoor Unit..................................................19
9.2
Outdoor Unit ...............................................21
10. Installation Instruction.....................................24
10.1
Select the Best Location ............................24
10.2
Indoor Unit..................................................25
10.3
Outdoor Unit ...............................................27
11. Service Mode ....................................................30
11.1
Auto OFF/ON Button ..................................30
11.2
.........................................................30
11.3
12. Operation Control.............................................33
12.1
Basic Function............................................33
12.2
Indoor Fan Motor Operation.......................34
12.3
Outdoor Fan Motor Operation ....................34
13. Protection control ............................................37
13.1
Protection Control For All Operations ........37
© Panasonic Appliances Air-Conditioning
(Guangzhou) Co.,Ltd (PAPAGZ) 2012. Unauthorized
copying and distribution is a violation of law.
Order No: PAPAGZ120301CE
Outdoor Unit
CU-RE9NKE
CU-RE12NKE
CU-RE15NKE
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Table of Contents
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Summary of Contents for Panasonic CS-RE9NKE
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Page 1: Table Of Contents
Outdoor Fan Motor Operation ....34 8. Wiring Diagram..........16 13. Protection control ..........37 9. Printed Circuit Board ........19 13.1 Protection Control For All Operations ..37 © Panasonic Appliances Air-Conditioning (Guangzhou) Co.,Ltd (PAPAGZ) 2012. Unauthorized copying and distribution is a violation of law. - Page 2 13.2 Protection Control For Cooling and Soft Dry Operation...............39 13.3 Indoor Piping Air Temperature Control (Heating)..............40 14. Troubleshooting Guide........42 14.1 Refrigeration cycle system ......42 14.2 Breakdown Self Diagnosis Function...43 15. Disassembly and Assembly Instructions ..45 16. Exploded View and Replacement Pars List ...48 16.1 Indoor Unit ..........48 16.2...
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Page 3: Safety Precautions
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 16. After completion of installation or service, confirm there is no leakage of refrigerant gas. It may generate toxic gas when the refrigerant contacts with fire. 17. Ventilate if there is refrigerant gas leakage during operation. It may cause toxic gas when the refrigerant contacts with fire.
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Page 5: Specification
2. Specification Indoor CS-RE9NKE CS-RE12NKE Model Outdoor CU-RE9NKE CU-RE12NKE Phase, Hz Single, 50 Single, 50 Power Supply Rate Rate 0.900 2.500 3.000 0.900 3.500 3.900 Capacity BTU/h 3070 8530 10230 3070 11940 13300 kJ/h 2150 2580 3010 3350 Running Current 3.30... - Page 6 (HEATING) /min (ft 7.57 (267) 9.01 (318) /min (ft 8.86 (313) 10.33 (364) /min (ft 11.1 (392) 12.5 (441) Hi (Cooling) /min (ft 31.4 (1108) 33.0 (1165) Outdoor Airflow Hi (Heating) /min (ft 31.4 (1108) 33.0 (1165) Control Device Capillary Tube Capillary Tube Refrigeration Refrigerant Oil...
- Page 7 Indoor CS-RE15NKE Model Outdoor CU-RE15NKE Phase, Hz Single, 50 Power Supply Rate 1.000 4.200 4.600 Capacity BTU/h 3410 14330 15700 kJ/h 3610 3960 Running Current 6.00 Input Power 1260 1650 4.76 3.33 2.78 BTU/hW 16.23 11.37 9.51 Power Factor dB-A (H / L / QLo) Hi: 46 Lo: 31 QLo: 29 Indoor Noise Power Level...
- Page 8 Hi (COOLING) /min (ft 34.1 (1204) Outdoor Airflow Hi (HEATING) /min (ft 34.1 (1204) Control Device Expansion valve Refrigeration Refrigerant Oil FV50S (320) Cycle Refrigerant Type g (oz) R410A, 920 (32.4) Dimension Height(I/D / O/D) mm (inch) 290 (11-15/32) 540 (21-1/4) Width (I/D / O/D) mm (inch) 848(33-13/32) 780 (30-45/64)
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Page 9: Features
3. Features • Inverter Technology Wider output power range Energy saving Quick Cooling More precise temperature control • Long Installation Piping CS/CU-RE9/12/15NKE, long piping up to 15 meters. • Easy to use remote control • Quality Improvement Random auto restart after power failure for safety restart operation Gas leakage protection Prevent compressor reverse cycle Inner protector to protect compressor... -
Page 10: Location Of Controls And Components
4. Location of Controls and Components Indoor Unit Front Panel POWER GREEN Vertical airflow TIMER ORANGE INDICATOR direction louver QUIET GREEN Receiver POWERFUL Air Filter Horizontal airflow direction louver Outdoor Unit Air inlet(rear) Air inlet(side) Air outlet Remote Control Transmitter OFF/ON Temperature setting Fan speed... -
Page 11: Dimensions
5. Dimensions Indoor Unit Unit： ： ： ： mm... -
Page 12: Outdoor Unit
Outdoor Unit CU-RE9NKE Unit: mm CU-RE12NKE, CU-RE15NKE... -
Page 13: Refrigeration Cycle Diagram
6. Refrigeration Cycle Diagram CS/CU-RE9NKE, CS/CU- RE12NKE, CU/CU-RE15NKE COOLING HEATING... -
Page 14: Block Diagram
7. Block Diagram... -
Page 16: Wiring Diagram
8. Wiring Diagram CS/CU-RE9NKE... - Page 17 CS/CU-RE12NKE...
- Page 18 CS/CU-RE15NKE...
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Page 19: Printed Circuit Board
9. Printed Circuit Board Indoor Unit 9.1.1 Main Printed Circuit Board TOP VIEW BOTTOM VIEW... - Page 20 9.1.2 Indicator & receiver TOP VIEW BOTTOM VIEW...
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Page 21: Outdoor Unit
Outdoor Unit 9.2.1 CU-RE9NKE TOP VIEW BOTTOM VIEW... - Page 22 CU-RE12NKE TOP VIEW BUTTOM VIEW...
- Page 23 CU-RE15NKE TOP VIEW BUTTOM VIEW...
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Page 24: Installation Instruction
10. Installation Instruction 10.1 Select the Best Location 11.1.3 Indoor/Outdoor Unit 10.1.1 Indoor Unit • There should not be any heat source or steam near the unit. • There should not be any obstacles blocking the air circulation. • A place where air circulation in the room is good. •... -
Page 25: Indoor Unit
10.2 Indoor Unit 10.2.1 How to Fix Installation Plate The mounting wall is strong and solid enough to prevent it from the vibration. The centre of installation plate should be at more than 450 mm at right and left of the wall. The distance from installation plate edge to ceiling should more than 175mm. - Page 26 10.2.3 Indoor Unit Installation...
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Page 27: Outdoor Unit
10.2.4 Connect the Cable to the Indoor Unit The inside and outside connecting cable can be connected without removing the front grille. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4x 1.5mm flexible cords, type designation 245 IEC 57 or heavier cord. Ensure the color of wires of outdoor unit and the terminal numbers are the same to the indoor’s respectively. -
Page 28: Evacuation Of The Equipment
10.3.2.2 Cutting and flaring the piping Please cut using pipe cutter and then remove the burrs. Remove the burrs by using reamer. If burrs are not removed, gas leakage may be caused. Turn the piping end down to avoid the metal powder entering the pipe. Please make flare after inserting the flare nut onto the copper pipes. - Page 29 10.3.4 Connect the cable to the Outdoor Unit Remove the control board cover from the unit by loosening the screw. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4x 1.5mm flexible cords, type designation 245 IEC 57 or heavier cord. Secure the cable onto the control board with the holder (clamper).
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Page 30: Service Mode
11. Service Mode 11.1 Auto OFF/ON Button Auto OFF/ON Button Pressed 1. AUTO OPERATION MODE Once the Auto OFF/ON button is slightly pressed, the unit will immediately operate in Auto operation. This operation can be used to operate air conditioner with limited function if remote control is misplaced or malfunction. -
Page 31: Operate And Display Of Remote Control
11.3 Operate and Display of Remote Control 11.3.1 Original setting 11.3.2 Mode selecting button UTO, HEAT, COOL, DRY can be selected by pressing “MODE” button. Initial display of LCD is as follow *Keeping the button depressed continuously, the operation mode will change in the following order in turn AUTO—HEAT—COOL—DRY--AUTO 11.3.3 Temperature adjusting button Temperature adjusting range is between 16 ℃~30 ℃... - Page 32 11.3.7 Timer setting button There are 4 types of timer setting by pressing Timer setting button: ON-TIMER, OFF-TIMER, ON-OFF TIMER, OFF- ON TIMER. 1) SELECT button When the air conditioner is ON, OFF-TIMER or OFF-ON TIMER can be selected by pressing SELECT button.
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Page 33: Operation Control
12. Operation Control 12.1 Basic Function 12.1.1 Internal Setting Temperature Once the operation starts, remote control setting temperature will be taken as base value for temperature shifting processes. These shifting processes are depending on the air conditioner settings and the operation environment. The final shifted value will be used as internal setting temperature and it is updated continuously whenever the electrical power is supplied to the unit. -
Page 34: Indoor Fan Motor Operation
12.2 Indoor Fan Motor Operation Basic Rotation Speed Manual Fan speed Fan motor’s number of rotation is determined according to remote control setting. Remote control QUIET Model COOLING(rpm) 1150 1030 CS-RE9NKE HEATING(rpm) 1040 COOLING(rpm) 1150 1060 CS-RE12NKE HEATING(rpm) 1150 1010... - Page 35 Compressor Outdoor Fan 30 s 12.3.1 Vertical Airflow Operating Mode Manual 10° 21° 31° 40° 50° Cooling 10° -50° Normal Auto 35° (Beginning of POWERFUL mode) 6° Powerful Manual 10° 21° 31° 40° 50° Soft dry 12° Normal Auto 12° Powerful Normal 7°...
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Page 36: Indication Panel
Power Button pressed Min.5’ Fast Cooling Cooling, Soft Dry PIPING TEMP. (COOLING) 1130 (Max) 45 seconds FAN SPEED AUTO ( rpm) 730 (Min.) 20 ‘ 20 ‘ 20 ‘ Correction 20 ‘ -1.67 Factor( ) ℃ +0.25 -0.25 -1.00 2. For Heating mode: Power Button pressed Min.5’... -
Page 37: Protection Control
mode. From the above judgment, the decided operation will start operate earlier than the set time as shown below. Timer Signal Receiving sound During Operation. Timer Signal Receiving Sound When the Air Conditioner Stops. 13. Protection control 13.1 Protection Control For All Operations 13.1.1 Time Delay Safety Control ●... - Page 38 13.1.4 IPM (Power transistor) Protection Control. 1. DC Peak Current Control ● When electric current to IPM exceeds set value of 7A(for RE9NKE),15.7A(for RE12NKE), or 19.3A(for RE15NKE) the compressor will stop. It will restart after three minutes. ● If the set value is exceeded again within 30 seconds, the operation will restart after one minute. ●...
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Page 39: Protection Control For Cooling And Soft Dry Operation
Indoor piping temperature - indoor suction is under 5℃. Indoor temperature and outdoor temperature is 20 ± 2℃. Remote control setting 30℃ and Hi Fan Speed. b. Control contents • Compressor stops (and restart after 3 minutes) • If the conditions above happen 2 times within 20 minutes, the unit will: - Stop operation - Timer LED blinks and “F91”... -
Page 40: Indoor Piping Air Temperature Control (Heating)
13.2.4 Overload Protection For Cooling Operation The frequency for the compressor will change according to the outdoor piping temperature. Outdoor pipe Temp. 13.3 Indoor Piping Air Temperature Control (Heating) 13.3.1 Indoor Fan Control 1. Indoor fan is controlled by the indoor piping temperature. ●... - Page 41 13.3.2 Overload Protection Control The frequency for the compressor is determined by indoor piping temperature. Indoor piping temp. Indoor piping temp. Indoor piping temp. RE9NKE RE12NKE RE15NKE...
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Page 42: Troubleshooting Guide
14. Troubleshooting Guide 14.1 Refrigeration cycle system In order to diagnose malfunctions, make sure that there are no Normal Pressure and Outlet Air Temperature (Standard) Gas Pressure Outlet air electrical problems before inspecting the refrigeration cycle. Such Temperature problems include insufficient insulation, problem with the power (kg/cm (°C) source, malfunction of a compressor and a fan. -
Page 43: Breakdown Self Diagnosis Function
14.1.2 Relationship between the condition of the air conditioner and pressure and electric current Cooling Mode Heating Mode Condition of the Electric current High High Electric current air conditioner Low Pressure during Low Pressure Pressure Pressure during operation operation Insufficient refrigerant (gas leakage) Clogged capillary... - Page 44 14.2.3 Error Codes Table Emergency Code Abnormality/Protection Judgment Check Operation Normal Indoor/Outdoor abnormal >1 minute after starting Connecting cable, ○ communication operation Indoor/outdoor PCB Intake air temperature Indoor intake air temp sensor sensor(defected or × abnormality disconnected) Compressor tempeature Outdoor compressor Continue for 5 sec.
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Page 45: Disassembly And Assembly Instructions
15. Disassembly and Assembly Instructions 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. Removal Procedure for Intake Grille 1. - Page 46 Removal Procedure for Main Electronic Controller 1. After front grille is taking off, remove the cover of control board and holder, then the Main PCB can be seen. Control board cover Supporting Hook Main PCB Holder Indicator & receiver 3. Drag out the supporting hook to the right side and pull up a bit the main PCB. Then release the lead wire connecting to CN-FM, CN-STM3, earth wire (Yellow/Green) on main PCB, take out the sensor from the holder on evaporator, release the CN1 connector on indicator PCB, pull out the whole electronic controller.
- Page 47 Removal Procedure for Cross Flow Fan 1. Release fixing screws on both side, disassembly the fixing board from evaporator on the left side and pull out the whole evaporator. Fixing Screw Fixing board 2. Loose the fixing screw of the cross flow fan. 3.
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Page 48: Exploded View And Replacement Pars List
16. Exploded View and Replacement Pars List 16.1 Indoor Unit CS-RE9NKE, CS-RE12NKE, CS-RE15NKE... - Page 49 PART NAME QTY. CS-RE9NKE CS-RE12NKE CS-RE15NKE REMARK CHASSIS COMPLETE CWD50C1644 CWD50C1644 CWD50C1738 FAN MOTOR(DC,280-340V,30W) ARW7648AC ARW7648AC ARW7648AC CROSS FLOW FAN COMPLETE CWH02C1095 CWH02C1095 CWH02C1095 BEARING ASS'Y CWH64K1008 CWH64K1008 CWH64K1008 EVAPORATOR CWB30C3981 CWB30C3977 CWB30C3978 AUXILIARY TUBE ASS'Y CWT01C5455 CWT01C5455 CWT01C5456 DRAIN PLUG...
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Page 50: Outdoor Unit
16.2 Outdoor Unit CU-RE9NKE... - Page 51 PART NAME QTY. CU-RE9NKE REMARK CHASSIS ASS'Y CWD52K1299A FAN MOTOR BRACKET CWD541177 SCREW-FAN MOTOR BRACKET CWH551148A FAN MOTOR(AC,220-230V,20W) CWA951842 SCREW-FAN MOTOR MOUNT CWH551148A PROPELLER FAN ASS'Y CWH03K1069 NUT-PROPELLER FAN CWH561036J COMPRESSOR CWB092606 ANTI-VIBRATION BUSHING CWH501022 NUT-COMPRESSOR MOUNT CWH561047A CONDENSER CWB32C3238 HOLDER COUPLING ASS'Y CWH351191A 4-WAY VALVE...
- Page 52 CU-RE12NKE， ， ， ， CU-RE15NKE...
- Page 53 PART NAME QTY. CU-RE12NKE CU-RE15NKE REMARK CHASSIS ASS'Y CWD52K1303A CWD52K1303A FAN MOTOR BRACKET CWD541146 CWD541146 SCREW-FAN MOTOR CWH551148A CWH551148A BRACKET FAN MOTOR(AC,230,40W) CWA951766 FAN MOTOR(DC,280- L6CAYYYL0018 340V,40W) SCREW-FAN MOTOR MOUNT CWH551148A CWH551148A PROPELLER FAN ASS'Y CWH03K1059 CWH03K1064 NUT-PROPELLER FAN CWH561036J CWH561034J COMPRESSOR CWB092605...