Room Air Conditioner
Troubleshooting
(Continued)
Guide
WATER DRiPPiNG
FROM AiR CONDiTiONER
- iNSiDE ROOM
l
Check if
•..
1The____n
•"__£"
Unit is not properly
installed.
JUnit should be mounted on a 1/4"
downward
slope to the outside (1/2 bubble on
Ja
carpenter's
level) to provide proper drainage.
Reposition or shim cabinet as
Jnecessary. DO NOT drill drain pan.
WATER DRIPPING
FROM AIR CONDITIONER
- OUTSIDE ROOM
Check if ...
Then ...
Room is hot and humid.
Norma operation
during hot and humid days.
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 8)
Rushing air sound.
Fan/Motor
- Normal noise of higher efficiency fans pushing air further into the
room. (Page 8)
Pinging or swishing sounds.
Condenser - Normal noise of water hitting the condenser to increase energy
efficiency. (Page 8)
Gurgling
or hissing sounds.
Evaporator
- Normal noise of refrigerant
passing through evaporation.
(Page 8)
Vibration.
Unit Vibration
- Due to poor walt or window construction or incorrect installation.
(Page 8)
Normal
Sounds
Sound of Rushing Air
At the front of the unit, you may
hear the sound of rushing air
being moved
by the fan.
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.
Gurgle/Hiss
"Gurgling
or hissing" noise may be heard
due to refrigerant
passing through
evaporator
during
normal
operation.
Pinging
or Swishing
_plets of water
hitting condenser
during
normal operation
may cause
"pinging
or swishing"
sounds.