DC INVERTER U-MATCH AIR CONDITION MAINTENANCE
174
4.2 Indoor Unit
4.2.1 Duct Type
Disassembly Procedures for ASD-18AI
Removal of Front Case
Remark: Before removal, please make sure that the power supply has been cut off. During removal, please
protect the parts properly and take special care to put the screws at a designated place to avoid loss.
Step Illustration Handling Instruction
1. Remove the
rear return air
inlet filter.
● Pull out the two
pieces of rear return
air inlet filters. (As
shown, what the
arrow indicates is the
return air inlet filter)
2. Remove the
rear return air
inlet side-board
● Loosen the
tightening screws on
rear return air inlet
and remove the rear
return air inlet
side-board (as
shown).
3. Remove the
cover of return
air inlet
● Loosen the screws
tightening the cover
of return air inlet and
remove the cover (As
shown, what the
arrow indicates is the
cover of return air
inlet).
4. Remove the
cover board
● Loosen the screws
tightening the cover
board and remove
the cover board (As
shown, what the
arrow indicates is the
lower cover board).
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