23
DISASSEMBLY OF CASSETTE INDOOR UNIT
All the operations should be performed after powered off.
No.
Parts name Procedures Remarks
1Remove the 
filter
1) Open the grill
Use two fingers to press 
the clips on the grille
(pic.1), then hitch the grille 
and open it (pic.2, pic.3)
Pic.1          Pic.2
Pic.3
2) Remove the grill
 Disconnect the display 
board wire connected to 
the PCB. 
 Move the grill up and down 
to remove the grille.
Disconnect the wires between control box and 
grill
Take down the grill from the clasps
3) Remove the filter
Press the filter slightly 
according to the arrow 
direction to let filter free 
from the clasp, then you 
can take off it.
Note: the filter is easy to 
be damaged, be careful 
when removing it.
Press following the arrow
Clas