Room Air Conditioner
Troubleshooting
Guide
(Continued)
THE AIR CONDITIONER
RUNS TOO MUCH
Check if ...
Then ...
Energy
Saver
is chosen.
Inside
blower
continues
operating
for one minute
to use as much cooling
that is
available
in the evaporator.
Current
Unit replaced
an older
unit.
Newer,
higher
efficiency
Air Conditioner
may run longer
to cool the room.
Total
energy
consumption
is less due to higher
efficiency.
BTU size is too
small.
A higher
capacity
unit may
be required
depending
on the size of the room
being
cooled.
(Page
9)
WATER DRIPPING
FROM AIR CONDITIONER
- INSIDE ROOM
Check
if ...
lThen
...
Unit is not properly
installed.
/Unit
should be mounted
on a 1/4"
downward
slope to the outside
(1/2
bubble
on a
/carpenter's
level) to provide
proper
drainage.
Reposition
or shim cabinet
as necessary.
DO NOT drill drain
pan.
WATER DRIPPING FROM AIR CONDITIONER
- OUTSIDE ROOM
Check
if ...
Then
...
Room is hot and humid.
Normal
operation
during
hot and humid days.
THE REMOTE WILL NOT OPERATE AIR CONDITIONER
Check
if o..
Then
o..
Batteries
are not installed
properly.
Verify
batteries
are installed
properly.
(Page 5)
Red light does not flash on the remote
when the remote
buttons
Verify
batteries
are installed
properly.
Install a new set of batteries.
(Page 5)
are pressed.
The remote
is pointed
at the unit.
The remote
may not work
properly
when used at extreme
angles to the front of the unit.
TYPICAL AIR CONDITIONER
SOUNDS YOU MAY HEAR
Check
if ...
Then
...
High pitched
whine or pulsating
noise that cycles on and off.
Compressor
- Normal
noise due to modern
high efficiency
compressors.
(Page 12)
Rushing air sound.
Fan/Motor
- Normal
noise of higher
efficiency
fans pushing air further
into the room.
(Page 12)
Pinging or swishing sounds.
Condenser
- Normal
noise of water
hitting the condenser
to increase
energy
efficiency.
(Page 12)
Gurgling
or hissing sounds.
Evaporator
- Normal
noise of refrigerant
passing
through
evaporation.
(Page
12)
Beeping.
Electronic Control
- Normal
noise when electronic
control settings
are changed.
Vibration.
Unit Vibration
- Due to poor wall or window
construction
or incorrect
installation.
(Page 12)
REMOTE SENSING DEACTIVATING
PREMATURELY
Check
if ...
Then
...
Remote control not located
within
range.
Place remote
control
within
10 feet
& 1 20 ° angle
radius of the front of the unit.
Remote control signal obstructed.
Remove obstruction.
ROOM TOO COLD
...
Th_
...
Check
if
/
Set temperature
too low.
Ilncrease
set temperature.
/
Remote Sensing activated
and remote
control located
in Hot Spot
IRelocate
remote
control or deactivate
remote
sensing.
i
11