Troubleshooting - Sanyo SAP-K77GHAX Technical & Service Manual

Troubleshooting

If your air conditioner does not work properly, first check
the following points before requesting service.
If it still does not work properly, contact your dealer or
service center.
Trouble Possible Cause
Air conditioner 1. Power failure.
does not run
2. Leakage circuit
at all.
breaker tripped.
3. Line voltage is
too low.
4. Batteries in remote
control unit have
run down.
Trouble in system.
OPERATION
lamp blinks and
air conditioner
does not
operate.
Obstruction in front of
Compressor
runs but soon condenser coil.
stops.
1. Dirty or clogged
Poor cooling
air filter.
(or heating)
performance.
2. Heat source or
many people
in room.
Poor cooling
3. Doors and/or
(or heating) windows are open.
performance.
4. Obstacle near
air intake or
air discharge port.
5. Thermostat is set
too high for cooling
(or too low for
heating).
6. (Outdoor tempera-
ture is too low for
heating.)
In heating or cooling
Clicking sound
operation, any plastic
is heard from
parts may expand or
the air condi-
shrink due to a sudden
tioner.
temperature change.
In this event, a clicking
sound may occur.
OPERATION The use of cellular
lamp lights but phones near the
outdoor unit air conditioner may
will not run. cause disturbance to
its normal operation.
16
Remedy
1. Restore power.
2. Contact service
center.
3. Consult your
electrician or
dealer.
4. Replace batteries.
Contact service center.
Remove obstruction.
1. Clean air filter to
improve airflow.
2. Eliminate heat
source if possible.
3. Shut them to
keep the heat
(or cold) out.
4. Remove it to
ensure good airflow.
5. Set the temperature
lower (or higher).
6. (Consult your dealer
or try to use another
heat appliance.)
This is normal, and
the sound will soon
disappear.
1. Turn off the power
then restart the
air conditioner
after a while.
2. Consult your dealer.
Operating Range
The air conditioner is operable within the temperature
ranges as listed below:
Temperature
Max.
COOLING
Min.
Max.
HEATING
Min.
Indoor Outdoor
air temperature air temperature
32 °C DB /
43 °C DB
23 °C WB
19 °C DB /
19 °C DB
14 °C WB
24 °C DB /
27 °C DB
18 °C WB
–8 °C DB /
16 °C DB
–9 °C WB