61
Current overload
protection
★
a.
the fan motor run abnormally;
b.
the condensor and evaporator is dirty;
c.
the air inlet and outlet is abnormally
Maximum current
protection
★
★
a.
the outdoor control board is short circuit;
b.
the drive board is short circuit;
c.
the other components is short circuit
Communication
trouble between
outdoor unit and
driver
★
★
a.
the connection wires connect loose
b.
the outdoor board or drive board is failure;
Outdoor
EEPROM in
trouble
★
★
★
a.
the EEPROM chip is loose;
b.
the EEPROM chip inserted with opposite
direction;
c.
the EEPROM chip is failure
Compressor
exhaust
temperature too
high protection
★
a.
the compressor exhaust temperature sensor is
failure;
b.
the refrigerant of the unit is not
enough
Outdoor ambient
temperature
sensor in trouble
★
★
a.
the outdoor ambient temperature sensor connect
loose;
b.
the outdoor ambient temperature sensor is
failure;
c.
the outdoor control board is failure
Compressor shell
temperature too
high protection
★
a.
the compressor exhaust temperature sensor
connect loose
b.
the refrigerant of the unit is not enough
Anti-freeze
protection with
cooling or
overload
protection with
heating in indoor
a.
the indoor coil temperature sensor connect
loose;
b.
the indoor coil temperature
sensor is failure;
c.
the
indoor control board is failure
d.
the refrigerant system is abnormal.
Summary of Contents for ABSCI4H4S09
Page 1: ...1 Service Manual...
Page 20: ...20 Outdoor Units Unit All Models View Remote controller Model All Models View...
Page 27: ...27 Indoor 1852066 1854605...
Page 28: ...28 1854698...
Page 29: ...29 Outdoor 1854707...
Page 47: ...47 ASRCI4H4S18 ASRCI4H4S24 ABSCI4H4S12 ABSCI4H4S18...
