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Maintenance°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°
Avoid
Service
Checklist
Before
calling
for
service,
review
this/isL
It may
save
you time
and
expense.
This fist includes
common
occurrences
that
are not
the
result
of defective
workmanship
or materials
in this
appliance.
Occurrence
Possible
Cause
Solutions
Air conditioner
will
not operate
• Wall plug
disconnected,
• House
fuse blown
or circuit
breaker
tripped,
_/Push
plug
firmly
into
wall outlet.
_Z Replace
fuse with
time
delay
type
or reset
circuit
breaker.
• Power
switch
in OFF position.
v / Turn power switch to ON position.
• Unit
accidentally
turned
off by moving
the
_/Wait
approximately
3 minutes,
thermostat
to a higher
temperature
and
then
Listen
for the compressor
to start.
imlnediately
turned
back to a colder
position.
• Unit
turned
off and
then
on too quickly.
_/If
air conditioner
is turned
off,
wait 3 minutes
before
restarting,
• TherInostat
set too
low- for cooling,
_/Adjust
thermostat
to higher
setting
for cooling.
Air from
unit does
not
feel
cold
enough
• Selector in FAN position.
• Wherlnostat set too warm.
_/Set
selector
to COOL
position.
_/Set
therInostat
to colder
temperature.
• Room
temperature
below
70°E
v/ Cooling
may
not
occur
until
room
temperature
rises
above
70°E
Air conditioner
cooling,
but room
is too
warm
--
ice forming
on cooling
coil
behind
decorative
front
• Outdoor
temperature
below
70°E
• Dirty
air filter
-- air restricted.
¢
¢
To defrost
tile coil, set selector
to FAN position.
Then,
set thermostat
to warmer
position.
Clean
filter. Refer to "Cleaning
Air Filter" section.
To defrost,
set selector
to FAN.
• TherInostat
set too
cold for nighttime
cooling.
_/To
defrost
tile coil, set selector
to FAN position.
Then,
set thermostat
to a normal
position.
Air conditioner
cooling,
but
room
too
warm
--
NO ice forming
on cooling
coil
behind
decorative
front
• Dirty
air filter
-- air restricted.
• Therlnostat
set too
wartn.
_/Clean
air filter.
Refer to "Cleaning
Air Filter"
section.
_/Set
therInostat
to colder
setting.
• Fan selector
set on LOW.
_/Set
fan speed
selector
to HIGH
for maximum
cooling.
• Air directional
louvers
positioned
improperly.
_/Position
louvers
for better
air distribution.
• Front
of unit
is blocked
by drapes,
blinds,
furniture,
etc. -- restricts
air distribution.
_/Clear
blockage
in front
of unit.
Air conditioner
turns
on and off
rapidly
Noise
when
unit
is cooling
• Doors, windows, registers, etc. open --
cold air escapes.
• Unit recently turned on in hot room.
• Insufficient
cooling capacity.
• Dirty air filter -- air restricted.
• Outside temperature
extremely hot.
• Air movement
sound.
• Sound of fan hitting water-moisture
removal system.
• Window- vibration
-- poor installation.
_/Close
doors,
windows,
registers,
etc.
_/Allow
additional
time
to remove
"stored
heat"
from
walls,
ceiling,
floor
and
furniture.
_/Reconfirm
tile required
cooling
capacity
with
your
dealer.
_/Clean
air filter.
Refer to "Cleaning
Air Filter"
section.
_/Set
fan on high
speed
to bring
air past
cooling
coils more
frequently.
_/The
sound
of rushing
air is normal.
If too loud,
turn
selector
to lower
fail setting.
_/This
is normal
when
hulnidity
is high.
Close
doors,
windows
and
registers.
_/Refer
to installation
instructions
--
check
with
installer,
Water
dripping
inside
when
unit
is cooling
• Improper
installation.
_/Tilt
air conditioner
slightly
to tile outside
to
allow
water
drainage.
Refer to installation
instructions
-- check
with
installer.
Water
dripping
outside
when
unit
is cooling
• Unit
removing
large
quantity
of moisture
from
humid
rooln.
_/This
is normal
during
excessively
humid
days.
6
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