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,
hTgher 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
I Unit should be mounted
on a 1/4"
downward
slope to the outside (1/2
bubble
on a
I Unit is not properly
installed.
I carpenter's
level) to provide
proper
drainage.
Reposition
or shim cabinet
as necessary.
I DO NOT drill drain
pan.
WATER DRIPPING FROM AIR CONDITIONER
= OUTSIDE ROOM
/
Check
if
...
Th_
L'-
Room is hot and humid.
I Normal
operation
during
hot and humid days.
THE REMOTE WILL NOT OPERATE AIR CONDITIONER
Check
if ...
IThen
...
5
Batteries
are not installed
properly.
IVerify
batteries
are installed
properly.
(Page 5)
/
The remote
is pointed
at the unit.
IThe 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 1 1 )
Rushing air sound.
Fan/Motor
- Normal
noise of higher
efficiency
fans pushing air further
into the room.
(Page 1 1 )
Pinging or swishing sounds.
Condenser
- Normal
noise of water
hitting the condenser
to increase
energy
efficiency.
(Page 1 1 )
Gurgling
or hissing sounds.
Evaporator
- Normal
noise of refrigerant
passing
through evaporation.
(Page
1 1 )
Beeping.
Electronic Control
- Normal
noise when electronic
control settings
are changed.
Vibration.
Unit Vibration
- Due to _oor wail or window
construction
or incorrect
installation.
(Page
1 1
Normal
Sounds
_nl_n_l nf Rl_hln_ Air
At the front of the unit,
you may hear the sound
of rushing air being moved
by the fan.
Gurgle/Hiss
"Gurgling
or hissing" noise may
be heard
due to refrigerant
passing
through
evaporator
during
normal
operation.
High Pitched Whine
Today's
high efficiency
compressors
may have a
high pitched
whine during
the cooling
cycle.
Vibration
Unit may vibrate
and make
noise because of poor wall
or window
construction
or
incorrect
installation.
11