2-117
SERVICING
(2.11 Cleaning Indoor Unit Heat Exchanger)
TURN OFF all power source switches.
2.11.2 In-the-Ceiling Type
Before cleaning, cover the floor with a vinyl sheet.
* Refer to the item 2.11.1 “Required Tools for Cleaning” for cleaning tools.
Step
1 Remove the drain pan according to the item 2.2.8 "Removing Drain Pan"
and clean the drain pan.
2 Remove the indoor fan motor and the fan runner assembly according
to the item 2.3.3 "Removing Indoor Fan and Fan Motor".
3 Removing Fan Fixing Plate * Phillips Screwdriver
Remove the screws fixing the fan
fixing plate and then pull out the
fan fixing plate downwards.
After removing the fan fixing plate,
cover the lead wire with a vinyl sheet
to avoid cleaning water.
4 Removing Dust Clogged * Brush
in Heat Exchanger * Bucket or
Paper Board Box
Scratch and remove the dust clogged
in fins of the suction side exchanger with
a brush. Collect the dust in a bucket.
Procedure Required Tool
Top Plate
Side
Plate
Fan Fixing
Plate
Fins of Suction Side
Heat Exchanger
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