Troubleshooting; Tips For Energy Saving - Panasonic S-12MU1U6 Installation Instructions Manual

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Troubleshooting

If your air conditioner does not work properly, fi rst check the following points before requesting service. If it still does not
work properly, contact your dealer or a service center.
Trouble
Air conditioner does not run at
all.
Compressor runs but soon
stops.
Poor cooling (or heating)
performance.
Lamps on the indoor unit are
fl ashing.
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Tips for Energy Saving

NOTE
VRF_Indoor_US.indb 81 VRF_Indoor_US.indb 81
Possible Cause
1. Power failure.
2. Leakage circuit breaker has tripped.
3. Line voltage is too low.
4. Operation button is turned off.
5. The wireless remote controller or heat
pump is malfunctioning.
6. Batteries in wireless remote controller
have run down.
1. Obstruction in front of condenser coil.
1. Dirty or clogged air fi lter.
2. Heat source or many people in room.
3. Doors and/or windows are open.
4. Obstacle near air intake or air
discharge port.
5. Thermostat is set too high for cooling
(or too low for heating).
6. (Outdoor temperature is too low.)
7. (Defrosting system does not work.)
1. Trouble in wiring system.
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Avoid Do not block the air intake and outlet of the unit. If either is obstructed, the
unit will not work well, and may be damaged.
●
Do not let direct sunlight into the room. Use sunshades, blinds or curtains.
If the walls and ceiling of the room are warmed by the sun, it will take longer to
cool the room.
●
Do Always try to keep the air fi lter clean. (Refer to "Care and Cleaning".) A clogged
fi lter will impair the performance of the unit.
●
To prevent conditioned air from escaping, keep windows, doors and any other
openings closed.
Should the power fail while the unit is running
If the power supply for this unit is temporarily cut off, the unit will automatically
resume operation once power is restored using the same settings before the
power was cut off.
1. Restore power.
2. Contact service center.
3. Consult your electrician or dealer.
4. Press the button again.
5. Consult your dealer.
6. Replace batteries.
1. Remove obstruction.
1. Clean the air fi lter to improve the
airfl ow.
2. Eliminate heat source if possible.
3. Shut them to keep the heat (or cold)
out.
4. Remove it to ensure good airfl ow.
5. Set the temperature lower (or higher).
6. (Try to use a back-up heater.)
7. (Consult your dealer.)
1. Contact service center.
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Remedy
2011/09/30 12:23:15 2011/09/30 12:23:15