LG LT0810CR Owner's Manual page 22

22
Room Air Conditioner
Maintenance and Service
Common Problems and Solutions
Troubleshooting
Normal
Operation
Troubleshooting Tips
Save time and
money!
Review the chart below first and you may
not
need
to
call for service.
?
You may hear
a
pinging
noise caused
by water being picked
up and thrown
against
the condenser
on
rainy
days
or
when the
humidity
is
high.
This
design
feature
helps
remove
moisture and
improve efficiency.
?
You may hear the thermostat click when the compressor
cycles
on
and off.
?
Water will collect in the base pan
during high humidity
or on
rainy days.
The
water
may overflow and
drip
from
the outdoor side of the unit.
?
The fan may
run even
when the compressor does
not.
Problem Possible Causes What To Do
The air conditioner is
unplugged.
The fuse is blown/circuit
breaker is
tripped.
Power failure.
The
current interrupter
device is
tripped.
Airflow is restricted.
TEMP Control
set too
higher
number.
The air filter is
dirty.
The
room
may have been
hot.
Cold air is
escaping.
Cooling
coils have iced up.
Ice blocks the air flow and
stops
the air conditioner
from
cooling
the
room.
?
Make
sure
the air conditioner
plug
is
pushed
completely
into the outlet.
?
Check the house fuse/circuit breaker box and
replace
the fuse
or
reset
the breaker.
?
If power failure
occurs, turn
the mode control
to
OFF.
When power is
restored,
wait 3 minutes
to restart
the
air conditioner
to
prevent
tripping
of the compressor
overload.
?
Press the RESET button located
on
the power cord
plug.
If the RESET button will
not
stay
engaged,
discontinue
use
of the air conditioner and
contact
a
qualified
service technician.
?
Make
sure
there
are no
curtains, blinds,
or
furniture
blocking
the front of the air conditioner.
?
Set the TEMP control
to
a
lower number.
?
Clean the filter
at
least every 2 weeks.
See the
operating
instructions section.
?
When the air conditioner is first turned
on,
you need
to
allow time for the
room
to
cool down.
?
Check for open furnace floor
registers
and cold air returns.
?
Set the air conditioner's
vent to
the closed
position.
?
See Air Conditioner
Freezing Up
below.
?
Set the mode control
at High
Fan
or
High
Cool with
the
high
temperature.
Air conditioner
does not start
Air conditioner
does not cool
as
it
should
Air conditioner
freezing
up