Midea ODMFI-E-2110

117
Temperature protection of
compressor discharge
Temperature protection of
compressor discharge
Check whether the
compressor discharge temp. is
more than 115°C ?
Check whether the
compressor discharge temp. is
more than 115°C ?
Check whether the
connection is right between
compressor discharge temp.
sensor and PCB according
to wiring diagrams?
Check whether the
connection is right between
compressor discharge temp.
sensor and PCB according
to wiring diagrams?
Measure the resistance value
of compressor discharge
temp. sensor. If the value is
not normal is normal refer to
the Appendix 2?
Measure the resistance value
of compressor discharge
temp. sensor. If the value is
not normal is normal refer to
the Appendix 2?
No
Yes
Yes
No
Correct the wiring connection
Correct the wiring connection
Stop leaking and add refrigerant
Stop leaking and add refrigerant
Replace the compressor discharge temp. sensor
Replace the compressor discharge temp. sensorNo
Yes
Replace high pressure valve assy
Replace high pressure valve assy
Yes
No
Replace outdoor main PCB
Replace outdoor main PCB
No
Check whether the
refrigerant is leak
Check whether the
refrigerant is leak
7.4.2.12 P5/PC 0A (High temperature protection of condenser) diagnosis and solution.
Error Code
P5/PC 0A
Malfunction conditions
When outdoor pipe temperature is more than 65°C, the unit will
stop, and unit runs again when outdoor pipe temperature is less
than 52°C
Potential causes
● Faulty condenser temperature sensor
● Heat exchanger dirty
● System block
Trouble shooting: