Error code:
F0
Reason:
Safety shutdown due to overly high current consumption of individual unit components
Cause:
n
Faulty power supply
n
Cooling circuit blocked
n
Faulty control board
n
Electrical connections faulty
n
Compressor defective
Check the supply voltage. Is this correct?
NO
Switch the unit off and ensure correct supply
voltage.
YES
Check the cooling circuit for any blockages. Is
the cooling circuit OK?
NO
Remove the blockage (shut-off valve open?)
YES
Check the winding resistances of the com-
pressor. Are they OK?
NO
Replace the compressor.
YES
Check the electrical connections. Are these cor-
rectly implemented?
NO
Replace or correct the electrical connections.
YES
Does the transformer operate fault-free? (See
NO
Replace the transformer or control boards of
the outdoor unit.
YES
Replace the outdoor unit.
REMKO ML series
52