HOMCOM 823-059V70 - Protection

19
Before claiming repair, check the machine as follows:
Failures
1. Plug in;
2. Replace the power cord or
socket;
3. Replace the fuse by
service provider
(Specification:
3.15A/250VAC).
Causes Solutions
Power supply failure:
1. Not plugged;
2. Plug or socket
damaged;
3. Fuse broken.
Machine fails
to start up.
Restart or wait for auto-
switch.
TIMING shut down or set
temperature reached.
Machine
automatically
stops.
1. This is a normal
phenomenon, the
machine will auto-switch
while the room
temperature is higher than
the set temperature;
2. The machine will auto
switch after anti-frost
protection is over.
1. Room temperature
lower than set
temperature;
2. Machine enters into
anti-frost protection.
No cold air
under
COOLING
mode.
Replace the room
temperature sensor.
Room temperature
sensor fails or damaged.
LED displays
failure code “E2”
Replace the evaporator coil
pipe sensor.
The evaporator oil pipe
sensor fails or damaged.
LED displays
failure code “E3”
Drain out the water.
Water-full warning.
LED displays
failure code “E4”