LG DHA1260HL Service Manual page 17

CONDITION
1. Dehumidifier does not operate. (Both
compressor and fan motor do not
operate.)
2. Motor Assembly runs but compressor
does not run.
3. Thermostat does not start.
4. Insufficient dehumidification
CAUSE
No power
Poor plug contact at outlet.
Bucket is full.
Humidity control is at Off position
Wire disconnected or connection loose
Voltage (220 ~240V ± 10%)
Wiring
Rotary switch
Compressor
Overload protector (O.L.P.)
Thermostat is defective.
Low relative humidity
Poor air circulation
H/E Assembly clogged with dust and dirt
Air filter is dirty.
Motor Assembly is not operating.
—17—
REMEDY
Check power supply at outlet.
Correct if none.
Install plug properly or replace it.
If Auto Shut Off lights, empty the bucket.
Turn the humidity control switch toward
Max.
Connect wire. Refer to wiring diagram for
terminal identification. Repair or replace
loose terminal.
It must be between 198V and 264V. If not
within limits, call an electrician
Check the wire connections; If loose,
repair or replace the terminal. If the wires
are disconnected, refer to wiring diagram
for identification, and replace the wires.
Check the wire connections; If not
according to the wiring diagram, correct
the connections.
Check for continuity, refer to the wiring
diagram for terminal identification. Replace
the switch if the circuit is open.
Check the compressor for open circuit or
ground. If open or grounded, replace the
compressor.
Check the compressor O.L.P. if externally
mounted. Replace if open. (If the
compressor temperature is high, remove
O.L.P., cool, and retest.)
Check thermostat, replace it.
Turn dehumidifier off.
Move dehumidifier to obtain free and
unobstructed air circulation.
Clean evaporator and/or condenser assembly
Clean it.
Check Motor Assembly, repair or replace it.