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Service & Maintenance
Item
Maintenance Procedure
Remove any dust adhered on the filter by using a vacuum
cleaner or wash in lukewarm water (below 40°C) with neutral
cleaning detergent
Air Filter
Rinse well and dry the filter before placing it back onto the unit.
Do not use gasoline, volatile substances or chemical to clean
the filter.
Clean any dust or dust on the grille or panel by wiping it using
External panel
soft cloth soaked in lukewarm water (below 40°C) with neutral
surface
cleaning detergent
Do not use gasoline, volatile substances or chemical to clean
the unit
Check and remove any dirt clogged between fins.
Coil
Check and remove any obstacles that hinder air flowing into
and out of the unit.
Check the voltage and current of the indoor unit.
Power supply
Check the electrical wiring for any faulty contacts caused by
loose connections, foreign matters, etc.
Tighten the wires onto the terminal block if necessary
Drain pan &
Check its cleanliness and clean it if necessary.
pipe
Fan &Motor
Check for any abnormal noise.
Warning:
• Disconnect power supply before servicing
• Do not place flammable objects close to unit, when the unit is operating.
• Do not attempt to disassemble or repair the unit upon unit operation failure.
Contact your nearest dealer immediately.
Caution:
• Disconnect main power supply when the unit is not operating for long period of time Unit should
be heated up for 24 hours before operating if it has not been operating for long period of time.
• Do not switch On/Off of the controller too frequent or in short interval time.
• Do not damage coil fins.
• Do not operate the unit at cooling mode when outdoor ambient below 20°C,
this might causes failure to compressor.
13
Frequency
Once every 2 weeks.
More frequently if
necessary
Once every 2 weeks.
More frequently if
necessary
Monthly
Every 2 months
Once every 3 months
Only when necessary.
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