Troubleshooting
Si04-402A
92
Service Diagnosis
4.17
High
Pressure Control in Cooling
Remote
Controller
Display
F6
Method of
Malfunction
Detection
High-pressure control (stop, frequency drop, etc.) is activated in the cooling mode if the
temperature being sensed by the heat exchanger thermistor exceeds the limit.
Malfunction
Decision
Conditions
Activated when the temperature being sensed by the heat exchanger thermistor rises above
65°C. (The error is cleared when the temperature drops below 54°C.)
Supposed
Causes
The installation space is not large enough.
Faulty outdoor unit fan
Faulty electronic expansion valve
Faulty defrost thermistor
Faulty outdoor unit PCB
Faulty stop valve
Dirty heat exchanger
Summary of Contents for FTXG25CVMAW
Page 181: ...Outdoor Unit Si04 402A 172 Removal Procedure...
Page 185: ...Others Si04 402A 176 Others...