Trane 4TXK6512G1000AA, Service Manual

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10.8 4TXK6524G1000AA failure code
LED flash
times of
outdoor
PCB
Indoor
display
Contents of Malfunction Diagnosis and Analysis
15 E7 Communication fault Communication fault between indoor and outdoor units
-- E1 Sensor fault Room temperature sensor fault
-- E2 Sensor fault Heat-exchange sensor fault
-- E4 EEPROM ERROR Indoor EEPROM error
-- E14 Fan motor fault Indoor fan motor malfunction
1 F12 EEPROM ERROR Outdoor EEPROM error
2 F1
IPM protection The protection of IPM
3 F22 Overcurrent fault Overcurrent protection of AC electricity for the outdoor model
4 F3 Communication fault Communication fault between the IPM and outdoor PCB
6 F19
Power fault Power voltage is too high or low
8 F4 High Td temperature Overheat protection for discharge temperature
9 F8 DC fan motor fault Outdoor DC fan motor fault
10 F21 Te fault Defrost temperature sensor fault
11 F7 Ts fault Suction temperature sensor fault
12 F6 Tao fault Ambient temperature sensor fault
13 F25 Td fault Discharge temperature sensor fault
18 F11 Compressor fault Compressor abnormal running
19 F28 Detection loop fault Loop of the station detect error
24 F2 Overcurrent protection Overcurrent of the compressor
25 F23 Overcurrent protection Overcurrent protection for one phase of the compressor
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