No. Part name Procedure Remarks
Under panel
1. Detachment
90-160 type : (Ø4 x 10, 4 pcs.)
5) Slide to the air discharge side and
remove the under panel.
NOTE
 When you remove forcibly which
  may result in the product breaks. 
6) When you remove the signal receiving
unit, lap the end of flat head screw
driver with vinyl tape, and forcedly
insert it into the groove at the side
under circle mark on the cover.
2. Attachment
1) Attach the under panel from air
discharge side according to drain pan.
2) Attach the screws as original position.
80-160 type attach the support plate as
original position.
9
1) Perform works of 1 of  
8  .
2) Remove the support plate.
(80-160 type only) (Ø4 x 10, 1 pcs.)
The screw on a front side is removed,
and it detaches it from the square
hole on the back side.
3) The screw on both sides is removed.
(Ø4 x 10, 2 pcs.)
4) The screw on fan side is removed.
40-80 type : (Ø4 x 10, 3 pcs.)
Square hole
Front side screw 
Support plate
Vinyl tape
Cover
Insert it into groove at 
the side under circle 
mark on the cover.
Flat blade screwdriver 
(Lap it with vinyl tape.)
Screws
Screws
Screws