Haier - Error Codes PDF [PDF]

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Error Code



Description



Remark



E1



Indoor room temperature sensor failure



Indoor room temp. sensor in short circuit, or open circuit, it can resume due to the signal.



E2



Indoor coil temperature sensor failure



Indoor coil temp. sensor in short circuit, or open circuit, it can resume due to the signal.



E4



EEPROM wrong



Being electrified to test E2 check sum, or E2 is broken down.



E7



Communication failure between indoor and outdoor



Communication failure alarms for 4 minutes contineously, it can resume due to the signal.



E14



Indoor fan motor failure



Indoor fan motor wrong wiring or indoor fan motor abnormal.



E18



Temperature cutoff protection



Outdoor 4-way valve response abnormal.



Error Code



Description



Remark



F1



Module failure



Outdoor module abnormal



F2



Outdoor DC motor failure



Outdoor DC motor abnormal



F4



Compressor overheat / discharging temperature protection



Compressor discharging temperature over high protection



F5



Module over current / current transducer failure



F6



Outdoor ambient temp. sensor abnormal



Outdoor ambient temp. sensor in short current or open circuit



F7



Outdoor suction/defrosting temp. sensor abnormal



Outdoor suction/defrosting temp. sensor in short circuit or open circuit



F8



High pressure abnormal



High pressure too high



F9



Low pressure abnormal



Low pressure abnormal



F10



No AC power supply



Error Code



Description



Remark



F11



Outdoor PCB EEPROM abnormal



Being electrified to test if the E2 check sum is correct or failure



F13



Communication failure between outdoor PCB and module



F14



Compressor discharging temp. sensor failure



Outdoor compressor discharging temp. sensor in short circuit or open circuit



F15



Compressor running faulty



Resumable



F16



Running statedetecting circuit failure



Outdoor DC compressor running statedetecting circuit failure, or compressor abnormal, resumable



Model: HDU-24CA03/M(R1) HDU-28CA03/M(R1) HDU-36CA03/M(R1) HDU-42CA03/M(R1) Model: HSU-09/12HVA103/R2(DB)FOR Eorope Error Code: E1 Fault Description: Room temperature sensor fault Remark: Indoor room temp. sensor in short circuit, or open circuit, it can resume due to the signal.



Error Code: E2 Fault Description: Heat-exchange sensor fault Remark: Indoor coil temp. sensor in short circuit, or open circuit, it can resume due to the signal. Error Code: E4 Fault Description: Indoor EEPROM error Remark: Being electrified to test E2 check sum, or E2 is broken down. Error Code: E9 Fault Description: High work-intense protection Fault unit: Outdoor unit Error Code: E7 Fault Description: Communication failure between indoor and outdoor Remark: Communication failure alarms for 4 minutes contineously, it can resume due to the signal. Error Code: EC Fault Description: Refrigerant Leakage Error Code: F12 Fault Description: Outdoor EEPROM fault Fault unit: Outdoor unit Error Code: E14 Fault Description: Indoor fan motor malfunction Remark: Indoor fan motor wrong wiring or indoor fan motor abnormal. Error Code: F1 Fault Description: The protection error of IPM Remark: Outdoor module abnormal Error Code: F2 Fault Description: Overcurrent of the compressor Remark: Outdoor DC motor abnormal Error Code: F3 Fault Description: Communication fault between the IPM and outdoor PCB Fault unit: Outdoor unit Error Code: F4 Fault Description: Overheat protection error of exhaust temperature sensor Remark: Compressor discharging temperature over high protection



Error Code: F6 Fault Description: Ambient temperature sensor failure Remark: Outdoor ambient temp. sensor in short current or open circuit



Error Code: F7 Fault Description: Suction temperature sensor fault Remark: Outdoor suction/defrosting temp. sensor in short circuit or open circuit Error Code: F11 Fault Description: deviate from the normal for the compressor Remark: Being electrified to test if the E2 check sum is correct or failure Error Code: F19 Fault Description: Power voltage too high or too low Fault unit: Outdoor unit Error Code: F21 Fault Description: Defrost temperature sensor fault Fault unit: Outdoor unit Error Code: F22 Fault Description: Overcurrent protection of AC electricity for the outdoor model Fault unit: Outdoor unit Error Code: F23 Fault Description: Overcurrent protection for single-phase of the compressor Fault unit: Outdoor unit Error Code: F25 Fault Description: Discharge temperature sensor fault Fault unit: Outdoor unit Error Code: F28 Fault Description: Loop of the station detect error Fault unit: Outdoor unit Error Code: F66 Fault Description: Ambient temperature sensor fault



Code: E0 Flash time of compressor running indicate lamp: 10 Trouble contents (old): drainage system trouble Trouble contents (new): drainage system trouble Code: E1 Flash time of compressor running indicate lamp: 1 Trouble contents (old): indoor temperature sensor broken Trouble contents (new): indoor temperature sensor broken Code: E2 Flash time of compressor running indicate lamp: 2



Trouble contents (old): indoor coil temperature sensor broken Trouble contents (new): indoor coil temperature sensor broken Code: E3 Flash time of compressor running indicate lamp: 3 Trouble contents (old): outdoor temperature sensor broken Trouble contents (new): outdoor temperature sensor broken Code: E4 Flash time of compressor running indicate lamp: 4 Trouble contents (old): outdoor coil temperature sensor broken Trouble contents (new): outdoor coil temperature sensor broken



Code: E5 Flash time of compressor running indicate lamp: 5 Trouble contents (old): over current protect limit Trouble contents (new): over current protect limit Code: E6 Flash time of compressor running indicate lamp: 6 Trouble contents (old): pressure protect Trouble contents (new): pressure protect Code: E7 Flash time of compressor running indicate lamp: 7 Trouble contents (old): communication trouble between wired remote controller and indoor unit. Trouble contents (new): three phase protect Code: E8 Flash time of compressor running indicate lamp: 8 Trouble contents (old): Communication trouble between indoor and outdoor unit. Trouble contents (new): Communication trouble between wired remote controller and indoor unit Code: E9 Flash time of compressor running indicate lamp: 9 Trouble contents (old): three phase protect Trouble contents (new): communication trouble between indoor and outdoor unit



Haier Air Conditioner Remote Control HSU-09/12HVA103/R2(DB) For Europe Models: Error Codes and Description indoor and outdoor display Indoor and Outdoor: E7 Description: Communication fault between indoor and outdoor units Indoor Malfunction: E1 Description: Room temperature sensor failure



Indoor Malfunction: E2 Description: Heat-exchange sensor failure Indoor Malfunction: E4 Description: Indoor EEPROM error Indoor Malfunction: E14 Description: Indoor fan motor malfunction Indoor Malfunction: E9 Description: High work-E9 intense protection Error Codes and Description indoor and outdoor display: Indoor: F12 Outdoor (LED1 flash times): 1 Description: Outdoor EEPROM error Indoor: F11 Outdoor (LED1 flash times): 2 Description: The protection of IPM Indoor: F22 Outdoor (LED1 flash times): 3 Description: Over current protection of AC electricity for the outdoor model Indoor: F11 Outdoor (LED1 flash times) = 4 Description = Communication fault between the IPM and outdoor PCB Indoor: F11 Outdoor (LED1 flash times) = 6 Description = Power voltage is too high or low Indoor: F4 Outdoor (LED1 flash times) = 8 Description = Overheat protection for exhaust temperature Indoor: F21 Outdoor (LED1 flash times) = 10 Description = Frost-removing temperature sensor failure Indoor: F6 Outdoor (LED1 flash times) = 12 Description = Ambient temperature sensor failure Indoor: F25 Outdoor (LED1 flash times) = 13 Description = Exhaust temperature sensor failure Indoor: F11 Outdoor (LED1 flash times) = 19 Description = Loop of the station detect error



Haier Commercial Air Conditioning:



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Flash times of LED on mainboard: 1



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Trouble description: Eeprom failure



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Analyze and diagnose: Outdoor main board eeprom fail



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Flash times of LED on mainboard: 2



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Trouble description: IPM failure



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Analyze and diagnose: IPM failure



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Flash times of LED on mainboard: 4



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Trouble description: Communication error between main board and spdu module SPDU Communicition error



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Analyze and diagnose: Communication fail over 4 min



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Flash times of LED on mainboard: 5



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Trouble description: High pressure protection



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Analyze and diagnose: System high pressure over 4.15 Mpa



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Flash times of LED on mainboard: 6



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Trouble description: Module over-voltage protection/ Module lack-voltage protection



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Analyze and diagnose: Send from Spdu module



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Flash times of LED on mainboard: 8



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Trouble description: Compressor discharging temperature protection



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Analyze and diagnose: Compressor discharging temperature over 110 centigrade



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Flash times of LED on mainboard: 9



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Trouble description: Abnomal of DC motor



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Analyze and diagnose: jam of DC motor or motor failure



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Flash times of LED on mainboard: 10



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Trouble description: Abnomal of pipe sensor



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Analyze and diagnose: Piping sensor short-circuit or open-circuit



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Flash times of LED on mainboard: 12



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Trouble description: Abnomal of outdoor ambient sensor



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Analyze and diagnose: Outdoor ambient sensor short-circuit or open-circuit



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Flash times of LED on mainboard: 13



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Trouble description: Abnormal of compressor dischage sensor



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Analyze and diagnose: Compressor discharging sensor short-circuit or open-circuit



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Flash times of LED on mainboard: 15



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Trouble description: Communication error between indoor and outdoor unit



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Analyze and diagnose: Communication fail over 4 min



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Flash times of LED on mainboard: 16



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Trouble description: Lack of refrigerant



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Analyze and diagnose: check if there is leakage in the unit



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Flash times of LED on mainboard: 17



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Trouble description: 4-way valve reverse failure



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Analyze and diagnose: Alarm and stop if detect Td-Tci