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TROUBLESHOOTING GUIDE
16
Before requesting service, please refer to the chart below for possible solutions:
SYSPTOMS 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.
EMERGENCY/REMOTE Slide EMERGENCY/REMOTE
switch is not set to REMOTE. to REMOTE.
The compressor does When the unit is first plugged in Wait 3 minutes for the unit to operate.
not turn on. and turned on, the compressor
(no cool air at cooling) will delay turn on for 3 minutes.
(no heat air at heating)
If the unit is turned off and then Wait 3 minutes for the unit to operate.
immediately back on, the compressor
will delay for 3 minutes.
The air filter(s) is dirty or clogged. Clean or replace filter(s).
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.