8
A
Av
vo
oiid
d S
Se
errv
viicce
e C
Ch
he
ecck
klliisstt
O
OC
CC
CU
UR
RR
RE
EN
NC
CE
E
S
SO
OL
LU
UT
TIIO
ON
N
Before calling for service, review this list. It may save you time and expense. This
list includes common occurrences that are not the result of defective workman-
ship or materials in this appliance.
A
Aiirr cco
on
nd
diittiio
on
ne
err w
wiillll n
no
ott o
op
pe
erra
atte
e..
Wall plug disconnected. Push plug firmly into wall outlet.
House fuse blown or circuit breaker tripped. Replace fuse with time delay type or reset circuit
breaker.
Selector Control in OFF position. Turn selector to ON (some models) or the desired FAN or COOL
setting.
Unit turned off by moving thermostat to a higher number and then immediately turning back to
a colder number. Wait approximately 3 minutes. Listen for compressor to start.
Unit turned off and then on too quickly. Turn unit off and wait 3 minutes before restarting.
Thermostat set too low. Adjust thermostat to higher number for cooling.
A
Aiirr ffrro
om
m u
un
niitt d
do
oe
ess n
no
ott ffe
ee
ell cco
olld
d
e
en
no
ou
ug
gh
h..
Turn selector to a higher FAN or COOL position
Thermostat set too warm. Set thermostat to colder temperature.
Room temperature below 70°F (21°C). Cooling may not occur until room temperature rises above
70°F (21°C).
Temperature sensing tube touching cold coil, located behind air filter. Straighten tube away from coil.
A
Aiirr cco
on
nd
diittiio
on
ne
err cco
oo
olliin
ng
g,, b
bu
utt rro
oo
om
m iiss
tto
oo
o w
wa
arrm
m —
— iicce
e ffo
orrm
miin
ng
g o
on
n cco
oo
olliin
ng
g
cco
oiill b
be
eh
hiin
nd
d d
de
ecco
orra
attiiv
ve
e ffrro
on
ntt..
Outdoor temperature below 70°F (21°C). To defrost the coil, set selector to FAN position. Then,
set thermostat to warmer position.
Air filter may be dirty. Clean filter. Refer to Care and Cleaning section. To defrost, set selector to
FAN.
Thermostat set too cold for night-time cooling. To defrost the coil, set selector to a FAN position.
Then, set thermostat to a warmer position.
A
Aiirr cco
on
nd
diittiio
on
ne
err cco
oo
olliin
ng
g,, b
bu
utt rro
oo
om
m iiss
tto
oo
o w
wa
arrm
m —
— N
NO
O iicce
e ffo
orrm
miin
ng
g o
on
n
cco
oo
olliin
ng
g cco
oiill b
be
eh
hiin
nd
d d
de
ecco
orra
attiiv
ve
e ffrro
on
ntt..
Dirty air filter — air restricted. Clean air filter. Refer to Care and Cleaning section.
Thermostat set too warm. Turn thermostat clockwise to a colder setting.
Thermostat set on low number. Turn thermostat to higher number.
Vent set at OPEN position. Set vent at CLOSED position for maximum cooling.
Air directional louvres positioned improperly. Position louvres for better air distribution.
Front of unit is blocked by drapes, blinds, furniture, etc. — restricts air distribution. Clear blockage
in front of unit.
Doors, windows, registers, etc. open — cold air escapes. Close doors, windows, registers, etc.
Unit recently turned on in hot room. Allow additional time to remove “stored heat” from walls,
ceiling, floor and furniture.
A
Aiirr cco
on
nd
diittiio
on
ne
err ttu
urrn
nss o
on
n a
an
nd
d o
offff
rra
ap
piid
dlly
y..
Dirty air filter — air restricted. Clean air filter.
Outside temperature extremely hot. Set FAN on high speed to bring air past cooling coils more
frequently.
W
Wa
atte
err d
drriip
pp
piin
ng
g IIN
NS
SIID
DE
E w
wh
he
en
n u
un
niitt iiss
cco
oo
olliin
ng
g..
Improper installation. Tilt air conditioner slightly to the outside to allow water drainage. Refer to
installation instructions — check with installer.
W
Wa
atte
err d
drriip
pp
piin
ng
g O
OU
UT
TS
SIID
DE
E w
wh
he
en
n u
un
niitt iiss
cco
oo
olliin
ng
g..
Unit removing large quantity of moisture from humid room. This is normal during excessively
humid days.
N
No
oiisse
e w
wh
he
en
n u
un
niitt iiss cco
oo
olliin
ng
g..
Air movement sound. This is normal. If too loud, turn selector to lower FAN setting.
Sound of fan hitting water-moisture removal system. This is normal when humidity is high. Close
doors, windows and registers.
Window vibration — poor installation. Refer to installation instructions or check with installer.
