Troubleshooting Guide - Gree GRH085DA-K3NA1A Owner's Manual

TROUBLESHOOTING GUIDE

If you have problems with your recreational vehicle air conditioner, check this guide before
contacting your service representative.
TROUBLE
The unit can
not start
The unit can not
cool the room
The unit is making
noise
The unit has water
dripping inside
The unit has ice
or frost on the
coils
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POSSIBLE CAUSE
The unit may not be connected to the
power supply correctly.
The roof top air conditioner is not
level.
The temperature setting is too high.
The air filter is dirty.
The room was already very hot before
the unit was turned on.
The unit is click and gurgle.
The basepan gasket has not been
evenly compressed.
The temperature is low inside.
The filter is dirty.
Check the power supply of the
vehicle and make sure it is
provided correctly.
Mount the roof top air conditioner
as level as possible from front to
rear and side to side when the
vehicle is parked.Make sure that
the mounting of the air conditioner
is correct and level.
Reset the remote control to a lower
temperature setting.
Remove and clean the filter.
Allow a sufficient amount of time for
unit to cool the room.
These noise are normal during the
operation of the unit.
Mounting bolts should be tightened
evenly by compressing the basepan
gasket.
Select FAN mode at HIGH fan
speed.
Remove and clean the filter.
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SOLUTION