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-14-
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...
AIR
FROM
UNIT
DOES
NOT
FEEL
COLD
ENOUGH.
Check
if...
Then...
THE
AIR
CONDITIONER
COOLING,
BUT
ROOM
IS
TOO
WARM
--
ICE
FORMING
ON
COOLING
COIL
BEHIND
FRONT
GRILLE.
Check
if...
Then...
THE
AIR
CONDITIONER
COOLING,
BUT
ROOM
IS
TOO
WARM
Check
if...
Then...
THE
AIR
CONDITIONER
TURNS
ON
AND
OFF
RAPIDLY.
Check
if...
Then...
NOISE
WHEN
UNIT
IS
COOLING.
Check
if...
Then...
WATER
DRIPPING
INSIDE
ROOM
WHEN
UNIT
IS
COOLING.
Check
if...
Then...
WATER
DRIPPING
OUTSIDE
WHEN
UNIT
IS
COOLING.
Check
if...
Then...
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.
Power
is
OFF. Push
the
power
button.
Unit
was
turned
off
and
then
on
too
quickly.
Set
unit
off
and
wait
3
minutes
before
restarting.
TEMP
Control
set
warmer
than
room
temperature.
Set
TEMP
Control
to
a
lower
temperature.
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
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.
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
defrost
the
coil,
set
the
MODE
to
Cool,
Fan
speed
to
high,
and
the
Temp
control
to
a
higher
temperature.
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
time
to
remove
stored
heat
from
walls,
ceiling,
floor,
and
furniture.
Outside
temperature
is
extremely
hot.
Set
FAN
SPEED
on
LOW
to
minimize
the
cooling
load.
Sound
of
fan
hitting
water
--
from
the
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.
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.
The
unit
is
removing
large
quantities
of
moisture
This
is
normal
during
excessively
humid
days.
from
humid
room.
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