Troubleshooting Guide - Daewoo DPB-540R Instruction Manual

Before requesting service, please refer to the chart below for possible solutions:
SYMPTOMS
No power .
The compressor does
not turn on.
(no cool air at cooling
no warm air at heating)
Strange sounds occur.
Strange smells occur.
No remote operation.

TROUBLESHOOTING GUIDE

POSSIBLE CAUSE
Power failure.
Line voltage too low.
Unit is unplugged or not completely
plugged in.
Unit is off.
Batteries in remote are weak or dead.
If the unit is turned off and then
immediately back on, the compressor
will delay for 3 minutes.
The air filter(s) is dirty or clogged.
Unit is located near a heat
source (heater, stove, etc.)
A door or window is open.
There is an obstacle in front of
intake or indoor unit.
The temperature has been set
improperly.
During operation, especially after
turning it on or off, refrigerant flows
inside the unit.
The fan is bringing out the
smells of the carpet, walls, etc.
Batteries are weak, dead or
inserted improperly.
Remote is out of range.
Remote not aimed at sensor.
There is an obstruction between
unit and remote.
17
POSSIBLE SOLUTIONS
Restore the power
Contact electrician to install new outlet.
Insert plug all the way.
Turn unit on.
Replace remote's batteries.
Wait 3 minutes for the unit to operate.
Clean or replace filter(s).
When locating unit for the first time,
make sure it is in a desirable location.
Shut door or window.
Remove obstacle.
Check and reset if necessary
This is normal.
The smell should go away shortly.
Replace batteries.
Move closer to unit.
Aim remote at sensor.
Remove obstruction.