Duct For Fresh Air - Panasonic CZ-24KPU1U Series Installation Instructions Manual

3-9. Duct for Fresh Air

There is a duct connection part on side of the indoor
unit. (Fig. 3-16)
Air-intake plenum (including Duct connection box and
flange) are attached to the indoor unit when used to
take fresh outdoor air.
Air-intake plenum
CZ-26BCU1U
CZ-42BCU1U
(S-36PU1U6, S-42PU1U6)
(1) Accessories
Check that the following parts are in the box when
unpacking.
NAME
Screw (M5xL4-7/8")
Screw (M4xL4-1/2")
Duct connection box
Duct connection flange
(2) Installation
Installation steps (a) to (d) are the same for both the
CZ-26BCU1U and the CZ-42BCU1U. The drawing
illustrates installation of air-intake plenum to the
CZ-26BCU1U
(a) Installing the air-intake plenum
Set the air-intake plenum to the indoor unit taking care
not to set to the incorrect direction.
Fasten the air-intake plenum with the supplied screws.
(M5 × L4-7/8", 4 pcs)
(b) Installing the duct connection box
Fasten the duct connection flange to the duct connection
box with the accessory screws. (M4 × L1/2", 4 pcs)
Fit the duct connection box into the rectangular hole of
the air-intake plenum and fasten it to the side of the
air-intake plenum with the accessory screws.
(M4 × L1/2", 4 pcs)
(c) Installing the indoor unit
Install the indoor unit to the ceiling.
(Install the indoor unit according to instructions enclosed
with the outdoor unit.)
CAUTION
Panasonic̲PAC-i̲IndoorUnit̲US-le19 19 Panasonic̲PAC-i̲IndoorUnit̲US-le19 19
Type
CZ-24KPU1U
(S-26PU1U6)
CZ-36KPU1U
Q' ty
4 Air-intake plenum (for fastening)
8 Duct connection flange/box (for fastening)
1 (for fresh air)
1 (for connecting fresh air duct)
When installing in a pre-
existing location, install the
indoor unit before installing
the duct connection box.
For fresh air intake
REMARKS
Installation screws
(M5 × L4-7/8", 4 pcs)
Air-intake
plenum
Indoor
unit
19
2-5/32
Detail of fresh air intake
Unit: inch
Fig. 3-16
Socket
cover
Panel lead wire (3P, 2P)
Clamper
3P socket (White)
2P socket (Green)
(switch box side)
3P socket (White)
2P socket (Green)
(ceiling panel side)
Fig. 3-17
2011/11/02 15:17:17 2011/11/02 15:17:17