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...
Wal! plug disconnected.
House fuse blown or circuit breaker tripped.
MODE selector is OFF position.
Unit was turned off and then on too quickly.
TEMP Control set warmer than room temperature.
Then...
Push plug firmly into wall outlet.
Replace fuse with time delay type or reset circuit breaker.
Turn MODE selector to the desired COOL setting.
Turn unit off and wait 3 minutes before restarting.
Turn TEMP Control clockwise to a cooler setting (higher number).
AIR FROM
UNIT
DOES
NOT
FEEL
COLD
ENOUGH.
Check
if...
Then...
MODE selector in LOW COOL position.
Turn selector to HIGH COOL position
TEMP Control set too warm (lower number).
Turn TEMP Control clockwise to a cooler setting.
Room temperature below 70°F (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 CONDITIONER COOLING, BUT ROOM IS TOO WARM - ICE FORMING ON COOLING COIL BEHIND FRONT GRILLE.
Check
if...
Then...
Outdoor temperature below 70°F (21 _'C).
To defrost the coil, set selector to FAN position. Then, turn TEMP control
counterclockwise to a wamler setting.
Air filter may be dirty.
Clean filter. Refer to Maintenance section of owner's manual. To defrost,
set selector to FAN position.
TEMP Control set too cold for night-time cooling.
To defrostthe coil,set selectorto a FAN position.Then, setthe MODE
controlat FAN positionor "HighCool"withthe TEMPcontrolto a warmerposition.
THE AIR CONDITIONERCOOLING, BUT ROOM IS TOO WARM.
Check
if...
Dirty air filter - air restricted.
Clean air filter. Refer to Maintenance section of owner's manual.
TEMP Control set too warn1.
Turn TEMP control clockwise to a cooler setting (higher number).
Front of unit is blocked by drapes, blinds, furniture,
Clear blockage in front of unit.
etc. Air distribution is restricted.
Doors, windows, registers, etc. open. Cold air escapes.
Close doors, windows, registers, etc.
Unit recently turned on in hot room.
Allowadditional t ime to removestoredheatfrom wails,ceiling,floor,andfurniture.
THE AIR CONDITIONER
TURNS
ON AND
OFF RAPIDLY.
Check
if...
Then...
I Outside temperature is extremely hot.
I Set MODE on HIGH speed to bring air past cooling coils faster.
NOISE
WHEN
UNIT
IS COOLING.
Check
if...
Then...
Soundoffan hittingwater- from themoistureremoval s ystem. [ This is nomlal when humidity is high. Close doors, windows, and registers.
Window vibration - poor installation.
[ Refer to installation instructions or check with installer.
WATER
DRIPPING
INSIDE
ROOM
WHEN
UNIT
IS COOLING.
Check
if...
Then...
The air conditioner is improperly installed.
Tilt air conditioner slightly to the outside to allow water drainage. Refer to
installation instructions or check with installer.
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.
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