High Pressure Control In Cooling - Daikin E-Series Service Manual

Troubleshooting

5.17 High Pressure Control in Cooling

F6
remote control
Display
Outdoor Unit LED
A
Display
Method of
High-pressure control (stop, frequency drop, etc.) is activated in the cooling mode if the
Malfunction
temperature being sensed by the heat exchanger thermistor exceeds the limit.
Detection
Malfunction
Decision
Conditions
Supposed
Causes
232
1 2 3 4
5 4 1 4
Activated when the temperature being sensed by the heat exchanger thermistor rises above
65°C.
The error is cleared when the temperature drops below 50°C.
The installation space is not large enough.
Faulty outdoor unit fan
Faulty electronic expansion valve
Faulty outdoor unit heat exchanger thermistor
Faulty outdoor unit PCB
Faulty stop valve
Dirty heat exchanger
F6
4
SiENBE12-620
Service Diagnosis