2-122
SERVICING
(2.11 Cleaning Indoor Unit Heat Exchanger)
TURN OFF all power source switches.
(7) Put approximately 15 liters of cleaning agent for aluminum fins in a supply tank.
(8) Insert the spray nozzle through the hole of the cleaning water collector. Operate the water pump and
clean the dust on the heat exchanger. After cleaning, spray clean water to remove the cleaning
water. Adjust the pressure of the water pump
so as not to damage the fins.
Clean Water, Cleaning Agent,
Water Pump, Cleaning Spray
Tool
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.
Bucket
Cleaning
Spray
Cleaning Agent for
Aluminum Fins
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