
GD Midea Refrigerant Equipment Co. Ltd Service manual for Electrolux split Series
23
Abno rm al n o ise
from the indoor unit
Does it happen in
Fan Only mode?
Yes No
Does it happ en with
auto swing?
Check the
swing motor.
Yes
Check the
swing louver.
Check the fan
motor.
No
Check the cross flow
fan.
Replace the bear.
Does it just happen
in the beginning of
cooling or heating
mode?
It is because
of the heat
rub between
plastics parts.
It is normal.
Yes
Check the input
and output pipe.
No
Recycle the ref rige-
rant and recharge.
Abnormal noise
from the outdoor
unit
Does it happen in
Cool mode?
Yes
Do the fan blade rub
with the shroud?
Chec k t he
motor.
Yes
Chec k t he
fan blade.
Check the fixing nuts
of outdoor unit.
No
Check the
motor
supporter.
Check the capillary.
Check the
compressor.
No
Recycle the refrig e-
rant and recharge.
PROBLEM CAUSE REMEDY
Power failure Check the power cord.
Wiring failure Check the wiring. Replace the terminates or wires if failure.
Transformer failure Check the input and the output on transformer. Replace if failure.
Not operating
Indoor PCB failure Replace after checked failure.
Cross flow fan failure Replace the fan if cracked, out of balance, or partially missing.
Loose screws Tighten them.
Worn bearings Replace after checked failure.
Indoor abnormal
noise.
Motor failure
Replace the motor if knocking sounds continue when running or loose,
or the motor hums or noise appears to be internal while running.
Fan blade failure Replace the fan blade if cracked, out of balance, or partially missing.
Loose screws Tighten them.
Motor failure
Replace the motor if knocking sounds continue when running or loose,
or the motor hums or noise appears to be internal while running.
Compressor failure Replace the compressor if sounds coming from inner of the compressor.
Outdoor
abnormal noise.
Copper tubing
Remove the cabinet and carefully rearrange tubing not to contact
cabinet, compressor.
Display board or
indoor PCB failure Replace the display board. If it is still false, replace the PCB.
Battery failure
Check the voltage of battery. Replace batteries if the voltage is lower
than 2.3V.
Remote control
failure.
Remote control failure
Normally, the remote control is not easy to damage. If the above two
methods are not effectual, replace the remote control.
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