Daewoo DPB-540R Instruction Manual - Troubleshooting Guide
TROUBLESHOOTING GUIDE
17
Before requesting service, please refer to the chart below for possible solutions:
SYMPTOMS
POSSIBLE CAUSE
POSSIBLE SOLUTIONS
No power
.
Power failure.
Restore the power
Line voltage too low.
Contact electrician to install new outlet.
Unit is unplugged or not completely
Insert plug all the way.
plugged in.
Unit is off.
Turn unit on.
Batteries in remote are weak or dead.
Replace remote’s batteries.
The compressor does
If the unit is turned off and then
Wait 3 minutes for the unit to operate.
not turn on.
immediately back on, the compressor
(no cool air at cooling
will delay for 3 minutes.
no warm air at heating)
The air filter(s) is dirty or clogged.
Clean or replace filter(s).
Unit is located near a heat
When locating unit for the first time,
source (heater, stove, etc.)
make sure it is in a desirable location.
A door or window is open.
Shut door or window.
There is an obstacle in front of
Remove obstacle.
intake or indoor unit.
The temperature has been set
Check and reset if necessary
improperly.
Strange sounds occur.
During operation, especially after
This is normal.
turning it on or off, refrigerant flows
inside the unit.
Strange smells occur.
The fan is bringing out the
The smell should go away shortly.
smells of the carpet, walls, etc.
No remote operation.
Batteries are weak, dead or
Replace batteries.
inserted improperly.
Remote is out of range.
Move closer to unit.
Remote not aimed at sensor.
Aim remote at sensor.
There is an obstruction between
Remove obstruction.
unit and remote.