KWIM Series Service Manual ulti zone Indoor I N D O O odel Numbers: KWIM09-H2 KWIM12-H2 KWIM18-H2 Table of Contents Precaution Product Description And Label Dimension of indoor unit Operation Characteristics Electronic function iring Diagrams Trouble Shooting Disassembly instructions Exploded view...
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CONTENTS Precaution ............................2 1.1 Safety Precaution ........................2 1.2 Warning ............................2 Product Description And Label ......................6 Dimension of indoor unit ........................7 Operation Characteristics........................8 Electronic Function ..........................8 5.1 Abbreviation ............................8 5.2Main Protection ..........................8 5.3 Operation Modes and Functions ......................
1. Precaution 1.1 Safety Precaution Improper wiring or installation may cause fore or electric shock. To prevent injury to the user or Use the correctly rated breaker of other people and property damage, fuse. the following instructions must be Do not modify or extend the power followed.
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Take care to ensure that the power (flooded submerged), cable could not be disconnected or discontinue immediately, damaged during operation. disconnect the power supply and Do not place anything on the contact authorized repair power cable. technician or installer. Do not unplug the power supply Turn the main power off when plug during operation.
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cause product malfunction failure of product. inefficient operation. Always insert the filter securely. Clean the filter every two weeks or more often if necessary. Operational A dirty filter reduces the efficiency Do not expose the skin directly to of the air conditioner and could cool air for long periods of time.
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If the liquid from the batteries gets leaked. onto your skin or clothes, wash it The chemical in batteries could well with clean water. Do not use cause burns other health the remote of the batteries have hazards...
----When Indoor Fan Speed keeps too low or too 4. Operation Characteristics high for certain time, the unit will stop and the Temperature Cooling Heating Drying Mode operation operation operation LED will display the failure Room temperature 62 ~90 32 ~86 62 ~90 32 ~122 5.2.3 Indoor fan delayed open function...
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5.3.2 Cooling Mode Setting 5.3.2.1 Indoor fan running rules In cooling mode, indoor fan runs all the time and the speed can be selected as high, medium, low and auto. Breeze TEL1 Super Auto fan in cooling mode acts as follow: Breeze TEL0 For 18K...
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5.3.5.1 Indoor fan speed is fixed at breeze and If T2>63℃, the indoor unit has no capacity can’t be changed. The louver angle is the same demand and resume till 48℃. as in cooling mode. 5.3.4 Auto-mode 5.3.5.2 Overlow room temperature protection This mode can be chosen by remote controller In dehumidifier mode, if room temperature is and the setting temperature can be changed...
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The indoor fan runs as breeze. After running for 5.3.7.5 Timer off/on. The machine will turn off automatically when reaching the setting “off” time, 30 minutes, AC will turn to auto mode with 24℃ and then turn on automatically when reaching the setting temperature.
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timing is less than 7 hours, sleep function will be anti-cold-wind being released, Ionizer will be available again. cancelled when reaching the setting time. If the timing is more than 7 hours, the machine will not stop until reaches the setting time in sleep mode. 5.3.9 Auto-Restart function The indoor unit is equipped with auto-restart function, which is carried out through an auto-...
7. Troubleshooting 7.1 Display Function TIMER display Illuminated during Timer operation. CLEAN AIR display(optional) Illuminated when Ionizer is activated. TURBO operation display Illuminated when select TURBO function in cooling operation or in heating operation. DIGITAL DISPLAY Displayed the current setting temperature or malfunction code when the air conditioner is in operation.
7.2Indoor Unit Error Display Display Failure Indoor EEPROM malfunction Indoor/ outdoor units communication error Zero-crossing signal error Indoor fan speed has been out of control Open circuit or short circuit of outdoor temperature sensor or outdoor EEPROM malfunction Open circuit or short circuit of T1 or T2 temperature sensor IPM module protection or IGBT over-strong current protection Voltage protection Temperature protection of compressor top...
7.3 Outdoor Unit Error Display For KSIM20912-H216 - 2G, KSIM30912-H216 - 1G, KSIM330-H219, KSIM40912-H216 - 2G Display LED STATUS Error Error (KWIL / KWIM) (KDIM Outdoor EEPROM malfunction Indoor / outdoor units communication error —— —— Communication malfunction between IPM board and outdoor main board Open or short circuit of outdoor temperature sensor(T3 T4 T5 T2B) Voltage protection PFC module protection(Only for KSIM40912-H216 - 2G)
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For M2OC-18HRDN1-M, M3OC-27HRDN1-M, KSIM40912-H216 - 1G Display Error LED STATUS Error digital tube KDIM (KWIL / KWIM) Outdoor EEPROM malfunction —— —— No A Indoor unit coil outlet temp. sensor or connector of sensor is defective —— —— No B Indoor unit coil outlet temp. sensor or connector of sensor is defective ——...
7.4 Diagnosis and Solution 7.4.1 Indoor unit trouble shooting 7.4.1.1 E0( Indoor EEPROM malfunction ) error diagnosis and solution Error Code Malfunction decision PCB main chip does not receive feedback from EEPROM chip conditions Supposed causes Installation mistake PCB faulty Trouble shooting: EEPROM: a read-only memory whose contents can be erased and reprogrammed using a pulsed voltage.
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7.4.1.2 E1(Communication malfunction between indoor and outdoor units) error diagnosis and solution. Error Code Malfunction decision Indoor unit does not receive the feedback from outdoor unit conditions during 120 seconds. Supposed causes Wiring mistake Indoor or outdoor PCB faulty Trouble shooting:...
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Pic 1:Use a multimeter to test the DC voltage between L2 port and S port of outdoor unit. The red pin of multimeter connects with L2 port while the black pin is for S port. When AC is normal running, the voltage will move alternately between positive value and negative value.
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PIC3 :Main board LED when power on and unit standby. PIC 4: Check point button, press 1 time for check how many indoor units are connected.(for KSIM20912-H216 - 2G,KSIM30912-H216 - 1G,KSIM330-H219,KSIM40912-H216 - 2G) Check point button, press 18 times for check how many indoor units are connected.(for KSIM20912- H216 - 1G, KSIM30912-H216 - 1G, KSIM40912- H216 - 1G)
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7.4.1.3 E2(zero-crossing signal error) diagnosis and solution. Error Code Malfunction decision When PCB does not receive zero crossing signal feedback for conditions 4 minutes or the zero crossing signal time interval is abnormal. Supposed causes Connection mistake PCB faulty Trouble shooting:...
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7.4.1.4 E3(indoor fan speed has been out of control) diagnosis and solution. Error Code Malfunction decision When indoor fan speed keeps too low (300RPM) for certain time, the unit conditions will stop and the LED will display the failure. Supposed causes Wiring mistake Fan ass’y faulty Fan motor faulty...
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Index 1: 1: Indoor AC fan motor Power on and set the unit running in fan mode at high fan speed. After running for 15 seconds, measure the voltage of pin1 and pin2. If the value of the voltage is less than 100V(208~240V power supply)or 50V(115V power supply), the PCB must have problems and need to be replaced.
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7.4.1.5 E5(open or short circuit of outdoor temperature sensor) diagnosis and solution E6 (open or short circuit of room or indoor temperature sensor) diagnosis and solution. Error Code E5/E6 Malfunction decision If the sampling voltage is lower than 0.06V or higher than conditions 4.94V, the LED will display the failure.
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7.4.1.6 P0(IPM module or IGBT over-strong current protection) diagnosis and solution. Error Code Malfunction decision When the voltage signal that IPM send to compressor drive conditions chip is abnormal, the display LED will show “P6” and AC will turn off. Supposed causes Wiring mistake IPM malfunction...
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7.4.1.7 P1(over voltage or too low voltage protection) diagnosis and solution.
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7.4.1.8 P2( temperature protection of compressor top) diagnosis and solution. Error Code Malfunction decision If the sampling voltage is not 5V, the LED will display the conditions failure. Supposed causes Wiring mistake Over load protector faulty System block Outdoor PCB faulty 7.4.1.9 P4 Inverter compressor drive error diagnosis and solution The trouble shooting is same with one of IPM module protection(P0).
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7.4.1.10 P5: Mode conflict. Error Code Malfunction decision The indoor units cannot work cooling mode and heating at same time. conditions Heating mode has a priority. Unit action Suppose Indoor unit A working in cooling mode or fan mode, and indoor unit B is set to heating mode, then A will change to off and B will work in heating mode.
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KSIM20912-H216 - 2G, KSIM218-H221,KSIM30912-H216 7.4.2 Outdoor unit trouble shooting (For - 1G, KSIM330-H219, KSIM40912-H216 - 2G 7.4.2.1 E0(Outdoor EEPROM malfunction) error diagnosis and solution Error Code Malfunction decision PCB main chip does not receive feedback from EEPROM chip conditions Supposed causes Installation mistake PCB faulty Trouble shooting:...
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7.4.2.2 E2(Communication malfunction between indoor and outdoor units) error diagnosis and solution. Error Code Malfunction decision Indoor unit does not receive the feedback from outdoor unit conditions during 120 seconds or outdoor unit does not receive the feedback from any one indoor unit during 180 seconds. Supposed causes Wiring mistake Indoor or outdoor PCB faulty...
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Pic 1:Use a multimeter to test the DC voltage between L2 port and S port of outdoor unit. The red pin of multimeter connects with L2 port while the black pin is for S port. When AC is normal running, the voltage will move alternately between positive value and negative value.
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Pic 2: :IPM (For qua-zone) Power, Self-Check Operating PIC3 :Main board LED when power on and unit standby. PIC 4: Check point button, press 1 time for check how many indoor units are connected.
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7.4.2.3 E3(Communication malfunction between IPM board and outdoor main board) error diagnosis and Error Code Malfunction decision PCB main chip does not receive feedback from IPM module conditions during 60 seconds. Supposed causes Wiring mistake PCB faulty Trouble shooting:...
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Remark: Use a multimeter to test the DC voltage between black pin and white pin of signal wire The normal value should be around 5V. Use a multimeter to test the DC voltage between black pin and red pin of signal wire. The normal value should be around 12V.
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7.4.2.4E4(open or short circuit of outdoor temperature sensor) diagnosis and solution F1/F2/F3/F4/F5 (open or short circuit of indoor coil temperature sensor) diagnosis and solution. Error Code E4/F1/F2/F3/F4/F5 Malfunction decision If the sampling voltage is lower than 0.06V or higher than conditions 4.94V, the LED will display the failure.
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7.4.2.5 E5(Voltage protection) error diagnosis and solution. Error Code Malfunction decision An abnormal voltage rise or drop is detected by checking the conditions specified voltage detection circuit. Supposed causes Power supply problems. System leakage or block PCB faulty Trouble shooting:...
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Remark: Measure the DC voltage between + and - port. The normal value should be 190V~250V.
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7.4.2.6 E6(PFC module protection) error diagnosis and solution. (Only for KSIM40912-H216 - 2G) Error Code Malfunction decision When the voltage signal that PFC sends to main control board conditions is abnormal, the display LED will show “E6” and AC will turn off.
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7.4.2.7 E8(Outdoor fan speed has been out of control) diagnosis and solution(Only for DC fan motor models). Error Code Malfunction decision When outdoor fan speed keeps too low (300RPM) or too high(2400RPM) conditions for certain time, the unit will stop and the LED will display the failure. Supposed causes Wiring mistake Fan ass’y faulty...
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Index 1: 1. DC fan motor(control chip is inside fan motor) Power on and when the unit is in standby, measure the voltage of pin1-pin3, pin4-pin3 in fan motor connector. If the value of the voltage is not in the range showing in below table, the PCB must have problems and need to be replaced.
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7.4.2.8 P0(Temperature protection of compressor top) error diagnosis and solution. (Only for KSIM30912-H216 - 1G) rror Code If the sampling voltage is not 5V, the LED will display the failure. Malfunction decision conditions Supposed causes Wiring mistake Over load protector faulty System block Outdoor PCB faulty Trouble shooting:...
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7.4.2.9 P1(High pressure protection) error diagnosis and solution. (Only for KSIM40912-H216 - 2G) Error Code Malfunction decision If the sampling voltage is not 5V, the LED will display the conditions failure. Supposed causes Wiring mistake Over load protector faulty System block Outdoor PCB faulty Trouble shooting:...
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7.4.2.10 P2(Low pressure protection) error diagnosis and solution. (Only for KSIM40912-H216 - 2G) Error Code Malfunction decision If the sampling voltage is not 5V, the LED will display the conditions failure. Supposed causes Wiring mistake Over load protector faulty System block Outdoor PCB faulty Trouble shooting:...
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7.4.2.11 P3(Current protection of compressor) error diagnosis and solution. Error Code Malfunction decision If the outdoor current exceeds the current limit value, the LED conditions will display the failure. Supposed causes Wiring mistake Over load protector faulty System block Outdoor PCB faulty Trouble shooting:...
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7.4.2.12 P4(Temperature protection of compressor discharge) error diagnosis and solution. Error Code Malfunction decision When the compressor discharge temperature(T5) is more conditions than 115℃ for 10 seconds, the compressor will stop restart till T5 is less than 90℃. Supposed causes Refrigerant leakage Wiring mistake The discharge temperature sensor faulty...
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7.4.2.13 P5(High temperature protection of condenser) error diagnosis and solution. Error Code Malfunction decision When outdoor pipe temperature is more than 65°C, the unit will stop, and unit runs again when outdoor pipe temperature is less conditions than 52°C Supposed causes The condenser temperature sensor faulty Heat exchanger dirty System block...
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7.4.2.14 P6(IPM module protection) error diagnosis and solution. Error Code Malfunction decision When the voltage signal that IPM send to compressor drive conditions chip is abnormal, the display LED will show “P6” and AC will turn off. Supposed causes Wiring mistake IPM malfunction Outdoor fan ass’y faulty Compressor malfunction...
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7.4.3 Outdoor unit trouble shooting (For KSIM20912-H216 - 1G, KSIM30912-H216 - 1G, KSIM40912- H216 - 1G 7.4.3.1 E0(Outdoor EEPROM malfunction) error diagnosis and solution Error Code Malfunction decision PCB main chip does not receive feedback from EEPROM chip conditions Supposed causes Installation mistake PCB faulty Trouble shooting:...
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7.4.3.2 E4(open or short circuit of outdoor temperature sensor) diagnosis and solution E1/E2/E3/E6 (open or short circuit of indoor coil temperature sensor) diagnosis and solution. Error Code E1/E2/E3/E4/E6 Malfunction decision If the sampling voltage is lower than 0.06V or higher than conditions 4.94V, the LED will display the failure.
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7.4.3.3 E5(Voltage protection) error diagnosis and solution. Error Code Malfunction decision An abnormal voltage rise or drop is detected by checking the conditions specified voltage detection circuit. Supposed causes Power supply problems. System leakage or block PCB faulty Trouble shooting: Voltage protection Check the voltage of outdoor unit power supply,...
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Remark: Measure the DC voltage between + and - port. The normal value should be 190V~250V.
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7.4.3.4 E7(Communication malfunction between IPM board and outdoor main board) error diagnosis and Error Code Malfunction decision PCB main chip does not receive feedback from IPM module conditions during 60 seconds. Supposed causes Wiring mistake PCB faulty Trouble shooting:...
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Remark: Use a multimeter to test the DC voltage between black pin and white pin of signal wire The normal value should be around 5V. Use a multimeter to test the DC voltage between black pin and red pin of signal wire. The normal value should be around 12V.
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7.4.3.5 P0(Temperature protection of compressor discharge) error diagnosis and solution. Error Code Malfunction decision When the compressor discharge temperature(T5) is more conditions than 115℃ for 10 seconds, the compressor will stop restart till T5 is less than 90℃. Supposed causes Refrigerant leakage Wiring mistake The discharge temperature sensor faulty...
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7.4.3.6 P0(Temperature protection of compressor top) error diagnosis and solution. (Only for KSIM20912-H216 - 1G & KSIM30912-H216 - 1G) Error Code Malfunction decision If the sampling voltage is not 5V, the LED will display the conditions failure. Supposed causes Wiring mistake Over load protector faulty System block Outdoor PCB faulty...
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7.4.3.7 P1(High pressure protection) error diagnosis and solution. (Only for KSIM40912-H216 - 1G) Error Code Malfunction decision If the sampling voltage is not 5V, the LED will display the conditions failure. Supposed causes Wiring mistake Over load protector faulty System block Outdoor PCB faulty Trouble shooting:...
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7.4.3.8 P2(Low pressure protection) error diagnosis and solution. (Only for KSIM40912-H216 - 1G) Error Code Malfunction decision If the sampling voltage is not 5V, the LED will display the conditions failure. Supposed causes Wiring mistake Over load protector faulty System block Outdoor PCB faulty Trouble shooting:...
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7.4.3.9 P3(Current protection of compressor) error diagnosis and solution. Error Code Malfunction decision If the outdoor current exceeds the current limit value, the LED conditions will display the failure. Supposed causes Wiring mistake Over load protector faulty System block Outdoor PCB faulty Trouble shooting:...
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7.4.3.10 P4(IPM module protection) error diagnosis and solution. Error Code Malfunction decision When the voltage signal that IPM send to compressor drive conditions chip is abnormal, the display LED will show “P4” and AC will turn off. Supposed causes Wiring mistake IPM malfunction Outdoor fan ass’y faulty Compressor malfunction...
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7.4.3.11 P6(High temperature protection of condenser) error diagnosis and solution. Error Code Malfunction decision When outdoor pipe temperature is more than 65°C, the unit will stop, and unit runs again when outdoor pipe temperature is less conditions than 52°C Supposed causes The condenser temperature sensor faulty Heat exchanger dirty System block...
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7.4.3.12 P7(Inverter compressor drive protection) error diagnosis and solution. The same as P4(IPM module protection) 7.4.3.13 PF(PFC module protection) error diagnosis and solution. (Only for KSIM40912-H216 - 1G) Error Code Malfunction decision When the voltage signal that PFC sends to main control board conditions is abnormal, the display LED will show “PF”...
7.5 Trouble Criterion Of Main Parts. Spec. Indoor unit KWIM09-H2 KWIM12-H2 KWIM18-H2 Model Indoor fan motor RPG20B RPG20B RPG28H Outdoor unit Model KSIM40912-H216 - 2G KSIM30912-H216 - 1G KSIM20912-H216 - 2G KSIM330-H219 Compressor DA130S1C-20FZ DA150S1C-20FZ DA250S2C-30MT TNB306FPGMC-L Outdoor fan motor...
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1.Temperature sensor checking Disconnect the temperature sensor from PCB, measure the resistance value with a tester. Temperature Sensors. Room temp.(T1) sensor, Indoor coil temp.(T2) sensor, Outdoor coil temp.(T3) sensor, Outdoor ambient temp.(T4) sensor, Compressor discharge temp.(T5) sensor. Measure the resistance value of each winding by using the multi-meter.
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Appendix 1 Temperature Sensor Resistance Value Table (℃--K) K Ohm K Ohm K Ohm K Ohm ℃ ℃ ℃ ℃ 12.6431 2.35774 0.62973 115.266 108.146 12.0561 2.27249 0.61148 101.517 11.5000 2.19073 0.59386 96.3423 10.9731 2.11241 0.57683 89.5865 10.4736 2.03732 0.56038 84.2190 10.000 1.96532...
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3.IPM continuity check Turn off the power, let the large capacity electrolytic capacitors discharge completely, and dismount the IPM. Use a digital tester to measure the resistance between P and UVWN; UVW and N. Normal Normal resistance Digital tester Digital tester resistance value value...
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Position Resistance Value YDK180- YDK53- YDK70-6FB YSK27-4G YSK68-4B YDK45-6B YSK25-6L 6FB(B) 56Ω±8% 24.5Ω±8% 317Ω±8% 145Ω±8% 345Ω±8% 627Ω±8% 88.5Ω±8% Black - Red (20℃) (20℃) (20℃) (20℃) (20℃) (20℃) (20℃) 76Ω±8% 19Ω±8% (20 252Ω±8% 88Ω±8% 150Ω±8% 374.3Ω±8% 138Ω±8% (20 Red - (20℃) (20℃) (20℃) (20℃)
8. Disassembly Instructions Parts name Procedures Remarks Overview: Front panel How to remove the front panel. One screw 1) Pull the below side Panel fixing the cover the panel and release the clips. Then remove the front panel. Clip Clip 2) Remove the filter horizontal louver.
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assembly. Electrical How to remove the Grounding Room temp. Swing motors parts electrical parts. screws sensor 1) After remove the front panel from Evaporator coil procedure 1, pull out the temp. sensor room temp. sensor and evaporator coil sensor. Remove the grounding screws.
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4) Remove the two fixing screws and then remove the electronic Two screws fixing control box and air outlet the electrical box ass’y. Evaporator How to remove the evaporator. 1) After remove the front panel ass’y and electrical parts following procedure 1 and procedure 2, remove the pipe holder at the rear...
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3) Remove two screws on the evaporator at the fixed plates and then lift the evaporator ass’y. Two screws at the fixed plates...
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Fan and How to remove the fan motor and motor. 1) After remove the evaporator ass’y following procedure 1, procedure 2 and procedure 3, remove the five screws. Five screws 2) Then separate the fan and motor.
9. Exploded View KWIM09-H2 Part Name Quantity BOM code Panel assembly 201132390011 Hinge Slide groove 201132300005 Air cleaner 201131410703 Bracket of air filter 201132200713 Air filter(left) 201132300002 Air filter(right) 201132300001 Display box assembly 203332590183 Display board assembly 201332590136 Cover of indoor electronic...
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Air inlet grille assembly 201132300027 Horizontal louver 201132300033 Air outlet assembly 201132390046 13.1 Louver motor 202400200017 13.2 Ionizer generator 202403000006 Drain hose 201101020038 Fix clamp of temperature 201130490002 sensor Evaporator assembly 201532390186 Pipe nut 201600330002 Pipe nut 201600330001 Fan motor cover 201132500017 Asynchronous motor 202400300137...
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KWIM12-H2 Part Name Quantity BOM code Panel assembly 201132590008 Hinge Slide groove 201132500010 Air cleaner 201131410703 Bracket of air filter 201132200713 Air filter(left) 201132500013 Air filter(right) 201132500011 Display box assembly 203332590183 Display board assembly 201332590136 Cover of indoor electronic 201132500012 control box Screw cap 201132500055...
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Fix clamp of temperature 201130490002 sensor Evaporator assembly 201532590004 Pipe nut 201600330003 Pipe nut 201600330001 Fan motor cover 201132500017 Asynchronous motor 202400300137 Bearing base 202730100201 Cross flow fan 201100200106 Chassis assembly 201132500007 Pipe clamp board 201232500001 Installation plate 201232590025 Electronic control box 203352090129 assembly Cover of electronic control...
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KWIM18-H2 Part Name Quantity BOM code Panel assembly 201132890054 Hinge Slide groove 201132890023 Air cleaner 201131410703 Bracket of air filter 201132200713 Air filter(left) 201132890025 Air filter(right) 201132890024 Display box assembly 203332890007 Display board assembly 201332890026 Cover of indoor electronic 201132490008 control box Screw cap 201132890026...
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Pipe nut 201600330003 Pipe nut 201600330001 Fan motor cover 201132890021 Asynchronous motor 202400300419 Bearing base 202730100201 Cross flow fan 201100200107 Chassis assembly 201132890048 Pipe clamp board 201130100204 Installation plate 201232790012 Electronic control box 203352090182 assembly Cover of electronic control 25.1 201132890015 25.2 Electronic control box...
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The Klimaire logo is a registered Trademark of Klimaire Products inc. Copyright 2016 Klimaire Products Inc. 2190 NW 89 Place, Doral, FL 33172 - USA Tel: (305) 593-8358 Fax (305) 499-4378 www.klimaire.com sales@klimaire.com The design and specifications are subject to change without prior notice for product...
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