DM16-01.01.25en Floor Standing MFM
49 Service manual
10.2.7 Low temperature protection
10.2.8 Low pressure protection
Low temperature protection
Possible reason
1: The outdoor ambient temp. is low.
2: The wires are loose to the temp. sensor.
3: The temp. sensor is defective.
4: The evaporator or the filter is dirty.
5: System has block.
Low pressure protection
Possible reason
1: The wires are loose to the pressure switch.
2: The pressure switch is defective.
3: System has refrigerant leakage.
4: The evaporator or the filter is dirty.
5: System has block.
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