Installation Manual

En-3
(3) Insulate the rectangular duct. (Insulation material: Field supply)
Create a slit in the insulation material on the wiring hole so that the cable can
pass through.
Insulation
Material
Do not leave any
clearance
Slit width: 20-25 mm
Wall
Top View Side View
Indoor unit
Mounting the grille
5.2. Mounting the grille
(1) Pass the cable through the wiring hole. Insert the cable so that the wiring
length from the grille to wiring hole is 150 mm.
(2) Seal the wiring hole with putty from the inner side.
(3) Mount the grille on the bracket frame.
Mount so that there is no clearance between the grille and the wall.
Cable
Wiring hole
Seal the wiring hole with
putty from inner side.
* Bracket frame is actually
mounted on the wall.
150 mm
(4) Fasten the Screw-B (6 places, Accessories).
After fastening the 2 Screw-B in the center, fasten 4 Screw-B on both the
sides.
STEP2 STEP1 STEP2
* Fasten the screw with the protective tape affi xed on the up-down louvers.
Remove the protective tape after the work is completed.
6. WIRING-INSIDE THE EQUIPMENT
CAUTION
To protect the cable insulation after opening a knockout hole, remove any •
burrs from the edge of the hole.
Do not bind the power supply cable and other cables together.•
Controller PCB located inside the electric equipment box differs according to the
model. Set according to the Controller PCB.
Controller PCB
Controller PCB
Type-A Type-B
6.1. For Type-A
(1) Connect the cable to the Auto louver grille terminal (CN12) of the controller PCB
of the indoor unit.
Binder
(Accessories)
DIP Switch“SET4”
Auto louver grille terminal (CN12)
Controller PCB
Wiring arrangement•
Opening this
knockout hole
Bushing (Accessory)
Auto louver grille cable
Binder (Medium /
Accessories)
Open a knockout hole. Insert the bushing. And
pass the louver grille cable through this hole.
* Collect all the cables if there are any other cables. Refer to the installation manual
of the indoor unit for details.
(2) Set SW2 of DIP Switch “SET4” to ON.
ON
SW SW SW SW
1
1
2
2
3
3
4
4
DIP Switch “SET4”
6.2. For Type-B
(1) Connect the cable to the Auto louver grille terminal (CN11) of the controller
PCB of the indoor unit.
Auto louver grille
terminal(CN11)
Bushing (Accessory)
Jumper wire JM2
Binder (Medium / Accessories)
Wiring arrangement•
9380267010_IM.indb 39380267010_IM.indb 3 1/12/2011 9:41:59 AM1/12/2011 9:41:59 AM