DM16-01.01.22en Mission
Inverter
Service manual
59
11.2.9 High temperature protection of compressor top diagnosis and solution(P2)
Error Code
P2
Malfunction decision
conditions
If the sampling voltage is not 5V, the LED will display the failure.
Supposed causes
●
Power supply problems.
●
System leakage or block
●
PCB faulty
Trouble shooting:
Check the air flow system
of indoor and outdoor units
Clear up the air inlet and outlet or the heat
exchanger of indoor and outdoor units.
Yes
No
Yes
Yes
Power off, then restart the unit 10
minutes later
Check if the temperature
of compressor
No
Check refrigerant system
Yes
Check the overload
protector
Correct the connection.
No
Measure the resistance
between the two ports of
the OLP. Is it zero?
Yes
Replace the OLP.
No
Replace the outdoor control PCB.
Yes
Содержание Mission Inverter Series
Страница 12: ...Mission Inverter DM16 01 01 22en 12 Service manual For MSMBAU 09HRFN1 BW For MSMBBU 12HRFN1 BW ...
Страница 13: ...DM16 01 01 22en Mission Inverter Service manual 13 For MSMBCU 18HRFN1 BW For MSMBDU 24HRFN1 BW ...
Страница 17: ...DM16 01 01 22en Mission Inverter Service manual 17 For MOCA01 24HFN1 ...
Страница 24: ...Mission Inverter DM16 01 01 22en 24 Service manual MOBA02 09HFN1 MOB03 12HFN1 ...
Страница 25: ...DM16 01 01 22en Mission Inverter Service manual 25 MOB02 18HFN1 MOCA01 24HFN1 ...