Troubleshooting
SiUS041829E
96
Part 6 Service Diagnosis
4.17 High Pressure Control in Cooling
Error Code
F6
Method of Error
Detection
High-pressure control (operation halt, frequency drop, etc.) is activated in cooling operation if the
temperature sensed by the outdoor heat exchanger thermistor exceeds the limit.
Error Decision
Conditions
The temperature sensed by the outdoor heat exchanger thermistor rises above 57.5 ~ 60°C (135.5
~ 140°F) (depending on the model).
Supposed
Causes
Installation space not large enough
Dirty outdoor heat exchanger
Defective outdoor fan motor
Defective stop valve
Defective electronic expansion valve or coil
Defective outdoor heat exchanger thermistor
Defective outdoor unit PCB
Summary of Contents for FTXR-T Series
Page 17: ...SiUS041829E Part 2 Specifications 13 1 Specifications 14 Part 2 Specifications...
Page 125: ...SiUS041829E Check Part 6 Service Diagnosis 121 18 class R25105 1 2 3 4 Multimeter...
Page 127: ...SiUS041829E Check Part 6 Service Diagnosis 123 18 class R20704 W V U DC_P1 DC_N1...
Page 143: ...SiUS041829E Operation Limit Part 8 Appendix 139 4 Operation Limit RX09 12 18RMVJU9 3D092209E...