5-5. Finishing the Installation
After finishing insulating and taping over the tubing, use sealing
putty to seal off the hole in the wall to prevent rain and draft
from entering.
Apply putty here
6. HOW TO INSTALL THE TIMER REMOTE
CONTROLLER OR HIGH-SPEC WIRED
REMOTE CONTROLLER (OPTIONAL
PART)
NOT E
Refer to the Installation Instructions attached to the optional
Timer Remote Controller or optional High-spec Wired Remote
Controller.
7. HOW TO INSTALL THE PANEL FOR
CASSETTE
■ 4-Way Cassette Type (Type U2)
Accessories
Panel for cassette ×1
7-1. Preparation for Panel for Cassette Installation
(1) Checking the unit position
1) Check that the ceiling hole is within this range:
860 mm × 860 mm to 910 mm × 910 mm
2) Confirm that the position of the indoor unit and the
ceiling as shown in the diagram. If the positions of
the ceiling surface and unit do not match, air leakage,
water leakage, flap operation failure, or other problems
may occur.
A
Ceiling side
A : Be sure to necessarily make a space within the range of
12 mm ~ 17 mm.
If not within this range, malfunction or other trouble may occur.
Tubing
Screws ×4
4 × 12
Main unit
Ceiling opening
dimension
CAUTION
Never place the panel face-down.
●
Either hang it vertically or place it on top of a
projecting object. Placing it face-down will damage
the surface.
Do not touch the flap or apply force to it.
●
(This may cause flap malfunction.)
Flap
7-2. How to Install the Panel for Cassette
(1) Removing the air-intake grille
1) Remove the 2 screws on the latch of the air-intake
grille. (Reattach the air-intake grille after installation of
the panel for cassette.)
2) Slide the air-intake grille catches in the direction
shown by the arrows 1 to open the grille.
Hinges of air-intake grille
Air-intake grille
3) With the air-intake grille opened, remove the grille
hinge from the panel for cassette by sliding it in the
direction shown by the arrow 2. (Reattach the air-
intake grille after installation of the panel for cassette.)
20
Panel for cassette
1
1
Screw
Latch
2