BEFORE CALLING FOR SERVICE
Check
the following
list to be sure a service
call is really necessary.
A quick reference
to this manual
may
help you avoid
an unneeded
service
call.
THE AIR CONDITIONER WILL NOT OPERATE
Check if...
Then...
Wall plug disconnected.
House fuse blown or circuit breaker tripped.
Power is OFF.
Unit was turned off and then on too quickly.
TEMP Control set warmer than room temperature.
Push plug firmly into wall outlet.
Replace fuse with time delay type or reset circuit breaker.
Push the power button.
Set unit off and wait 3 minutes before restarting.
Set TEMP Control to a lower temperature.
AIR FROM
UNIT
DOES
NOT FEEL
COLD
ENOUGH.
Check
if...
Then...
FAN SPEED set at LOW.
Push FAN SPEED button to set at HIGH.
TEMP Control set too warm.
Set TEMP Control to a lower temperature.
Room temperature below 70F (21°C).
Cooling may not occur until room temperature rises above 70°F (21°C).
Temperature sensing tube touching evaporator coil,
Straighten tube away from evaporator coil.
located behind front grille.
THE AIR CONDITIONERCOOLING,BUT ROOM ISTOO WARM - ICE FORMINGON COOLINGCOIL BEHIND FRONT GRILLE.
Check
if...
Then...
Outdoor temperature below 70°F (21_'C).
To defrost the coil, set the MODE to FAN, Fan speed to High.
Air filter may be dirty.
Clean air filter. Refer to Maintenance section of owner's manual.
TEMP Control set too low.
To defrostthe coil,set the MODE to Cool, Fan speed to high, and the
Temp control to a higher temperature.
THE AIR CONDITIONERCOOLING,BUT ROOMIS TOO WARM
Check
if...
Then...
Dirty air filter- air restricted.
Clean air filter. Refer to Maintenance section of owner's manual.
TEMP Control set too warm.
Set TEMP Control to a lower temperature.
Front of unit is blocked by drapes, blinds, furniture, etc.
Clear blockage in front of unit.
Air distribution is restricted.
Doors, windows, registers, etc. open. Cold air escapes.
Close doors, windows, registers, etc.
Unit recently turned on in hot room.
Allow additional t imeto removestoredheatfromwalls,ceiling,floor,andfurniture.
THE AIR CONDITIONER
TURNS
ON AND OFF
RAPIDLY.
Check
if...
Then...
I
Outside temperature is extremely hot.
J Set FAN SPEED on LOW to minimize the cooling load.
J
NOISE
WHEN
UNIT
IS COOLING.
Check
if...
Then...
Sound of fan hittingwater- from the moistureremovalsystem. This is normal when humidity is high. Close doors, windows, and registers.
Window vibration - poor installation.
Refer to nsta at on nstruct ons or check wth nsta er.
WATER
DRIPPING
INSIDE
ROOM
WHEN
UNIT
IS COOLING.
Check
if...
Then...
The air conditioner is improperly installed.
Tilt
installation
air conditioner
instructions
slightly or tocheck
the outside
with installer,
to allow water drainage. Refer to
WATER
DRIPPING
OUTSIDE
WHEN
UNIT
IS COOLING.
Check
if...
Then...
The unit is removing large quantities of moisture
This is normal during excessively humid days.
from humid room.
-14-