OC290-10
4-2. Fresh air intake (Installation of site)
• At the time of installation, use the duct holes (cutout) located at the positions shown in following diagram, as and when required.
Note :
Be sure to add5-5/16inch to the dimensions in the diagram that are marked with a “
w
” if installing a multi function
casement (Option)
1
Standard
8.9
9.8
10.8
2
High ceiling
1
9.8
10.8
11.5
(Unit : feet)
(Unit : feet)
3
High ceiling
2
11.5
11.5
—
4 direction
3 direction
2 direction
SWA
SWB
PLFY-12, 20NAMU-A
PLFY-24, 32, 40NAMU-A
4
3
2
1
Standard
10.5
11.8
13.1
2
High ceiling
1
11.8
13.1
13.8
3
High ceiling
2
13.8
13.8
—
4 direction
3 direction
2 direction
SWA
SWB
4
3
2
2) According to the number of air outlets and height of the ceiling to install the unit, be sure to set the up switches
(SWA, SWB) on the indoor board to the appropriate setting.
• Correspondence of ceiling heights to numbers of air outlets.
Fresh air intake hole
Fresh air intake hole diagram (Unit : inch)
3 -
{
1/8
Burring hole
{
4-15/16
Burring hole pitch
{
3-15/16
(Cut out hole)
Refrigerant pipe
Drain pipe
Ceiling surface
120
_
120
_
w
6-1/4
4-3. Interlocking operation method with
duct fan (Booster fan)
• Whenever the indoor unit is operating, the duct fun also
operates.
(1)Connect the optional multiple remote controller
adapter(PAC-SA88HA-E)to the connector CN51 on the
indoor controller board.
(2)Drive the relay after connecting the 12V DC relay
between the Yellow and Orange connector lines.
(
w
)Use a relay under 1W.
MB: Electromagnetic switch power relay for duct fan.
X: Auxiliary relay (12V DC LY-1F)
CN51
Multiple remote
controller adapter
PAC-SA88HA-E
Indoor controller board
Distance between indoor
controller board and relay
must be within 10m.
Be sure to secure insulation
material by tape and such
5
Green
Yellow
Orange
Connector (5P)
Package side
Multiple remote
controller adapter
PAC-SA88HA-E
Be sure to secure insulation
material by tape and such
Installation at site
CN51
on
indoor unit
board
Red
Brown
1
~
CN51
MB
(208V)
(230V)
1
1
2
2
OC290--1.qxp 02.9.26 4:23 PM Page 10