Duct For Fresh Air - Sanyo C4272R S/C Installation Instructions Manual

07-115 SSHP_II 5/7/07 3:59 PM

3-9. Duct for Fresh Air

G
There is a duct connection part on side of the indoor
unit. (Fig. 3-16)
G
An optional air-intake plenum (including duct connection
box and flange) can be attached to the indoor unit.
X
Air-intake plenum
CMB-GSJ80U
CMB-GSJ140U
(1) Accessories
G
Check that the following parts are in the box when
unpacking.
Name
Cord with socket
(9P)
Screw
(M5 × L5 in.)
Screw
(M4 × L1/2 in.)
Duct connection box
Duct connection flange
(2) Installation
G
Installation steps (a) to (d) are the same for both the
CMB-GSJ80U and the CMB-GSJ140U. The figure
illustrates installation of air-intake plenum to the
indoor unit. (Fig. 3-17)
(a) Installing the air-intake plenum
G
Set the air-intake plenum to the indoor unit taking care
not to set it in the wrong direction. (Fig. 3-17)
G
Fasten the air-intake plenum with the accessory screws.
(M5 × L5 in., 4 pcs) (Fig. 3-17)
(b) Installing the duct connection box
G
Fasten the duct connection flange to the duct connec-
tion box with the accessory screws.
(M4 × L1/2 in., 4 pcs) (Fig. 3-18)
G
Put the duct connection box into the rectangular hole of
the air-intake plenum and fasten it to both sides of the
indoor unit and plenum with the accessory screws.
(M4 × L1/2 in., 3 pcs) (Fig. 3-18)
(c) Installing the indoor unit
G
Install the indoor unit to the ceiling. (Install the indoor
unit according to items 3-1 to 3-6.)
CAUTION
Page 32
Type
PNR-XH2442
(XH(W)2672R)
PNR-XH3642
(XH(W)3672R, XH(W)4272R)
ʻQʼty
Connecting line. Not necessary for
1
intaking fresh air.
Air-intake filter
4
(for fastening)
Duct connection flange / box
7
(for fastening)
1 (for fresh air)
(for connecting fresh air duct )
1
When installing in a pre-
existing location, install the
indoor unit before installing
the duct connection box.
For fresh air intake
Remarks
Installation
screws
Air-intake
plenum
Indoor unit
32
2-5/32
Detail of fresh air intake
Unit: inch
Fig. 3-16
Socket cover
Panel lead wire (8P)
Clamper
8P socket (red)
(electrical
component box)
8P socket (red)
(ceiling panel side)
Fig. 3-17