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SERVICING
(2.11 Cleaning Indoor Unit Heat Exchanger)
(5) Removing Dust on Heat Exchanger
Remove the dust on the heat exchanger with a brush by scratching dust downwards.
Collect all dust in a bucket or carton box.
TURN OFF all power source switches.
Brush, Bucket (or Carton Box)Tool
(6) Spray cleaning water over the fins of the heat exchanger.
(7) Cleaning with Clean Water
Cover the wiring connectors with insulation tape. Operate the pump and clean the heat exchanger
with clean water completely. Adjust the pressure
of pump so as not to damage fins.
NOTES:
1. If the cleaning water remains, fins will be
corroded.
2. Adjust the pressure of the pump at 2.5 to
5.0 kg/cm
2
so as not to damage fins.
Clean Water, Pump, SprayTool
Bucket
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