Error code P3: Overcurrent protection, compressor
Is the total current consumption of the system
greater than 30 ampere?
NO
Replace the control board
YES
Is the heat exchanger of the outdoor unit
heavily soiled?
YES
Carefully clean the register
NO
Are the fan motors working?
NO
(See
YES
Is the ambient temperature of the outdoor unit
above the usable limit?
NO
Switch off unit and wait until the unit is back
inside the usable limits
YES
Is the refrigerant piping kinked?
YES
Suction refrigerant back off, replace pipe, per-
form pressure test and evacuate, put back into
operation
NO
Is too much refrigerant in the cooling cycle?
YES
Suction off refrigerant and refill system
NO
Replace the control board, outdoor unit
REMKO MVV...DC
54
Содержание MVV 1200 Dc
Страница 67: ......