MrCool PRODIRECT Series - Troubleshooting Specific Faults

OUTDOOR UNIT
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T3 Condenser Temperature sensor fault
Error
No
Check the sensor is good or
not?
Error
Well connected, then replace
the sensor or PCB
Replace the bad sensor
Check the connection between
sensor and PCB
No
Check PCB
Sensor is open circuit?
Sensor is short circuit?
Component damaged?
Wet?
Replace PCB
Condenser temp. sensor abnormal
Error
T5 discharge Temperature sensor fault
Error
No
Check the sensor is good or
not?
Error
Replace the bad sensor
Check the connection between
sensor and PCB
No
Check PCB
Sensor is open circuit?
Sensor is short circuit?
Component damaged?
Replace PCB
Discharge temp. sensor abnormal
Error
Well connected, then replace
the sensor or PCB
Wet?