7
c. Carefully install the duct divider in the roof
opening 143 mm from back of roof opening.
See (FIG. 9).
Foil back faces rear of unit.
FIG. 9
Rear
Base Pan
143 mm From Back
Of Roof Opening
Duct Divider
Front
Black Side
To Front
6. Ceiling Template Installation
a. Plug the 9 pin electrical cord from the top unit
into the matching 9 pin connector in the elec-
tronic control box. The plug is polarized and
will only fit in one direction. See (FIG. 10).
FIG. 10
Strain Relief
Proper Orientation
Of Strain Relief
220-240 Vac
Power Supply
3 Pin
Heater
Connection
b. Plug the 3 pin heater cord (if applicable) from
the top unit into the matching 3 pin connector
in the electronic control box. See (FIG. 10).
c. Install supplied strain relief in junction box
hole cutout. It may already be installed on
some units.
d. Route the previously run 220-240 Vac pow-
er supply wire through strain relief and into
junction box. See (FIG. 10). If making a plug-
in connection see d on page 9.
e. Secure 220-240 Vac power supply wire by
tightening strain relief screw making sure not
to damage wires. See (FIG. 10).
FIG. 6
Duct Divider
Ceiling
Template
ADB
Control
Box
3. All models in this manual will use a four (4) bolt
pattern for installing the ADB kit.
4. Reach up into the return air opening of the unit
and pull the unit electrical cord down for later
connection. See (FIG. 7).
FIG. 7
Electrical
Cord
Measure Ceiling
Thickness
5. Duct Divider Installation
a. Measure the ceiling thickness. See (FIG. 7).
b. Cut away the number of rows as indicated in
table below. See (FIG. 8).
Ceiling
Thickness
# Of
Rows
To Cut
Ceiling
Thickness
# Of
Rows
To Cut
Min.
Max.
Min.
Max.
152 mm
165 mm
0
89 mm
102 mm
5
140 mm
152 mm
1
76 mm
89 mm
6
127 mm
140 mm
2
64 mm
76 mm
7
114 mm 127 mm
3
51 mm
64 mm
8
102 mm
114 mm
4
38 mm
51 mm
9
FIG. 8
Remove Rows
Starting Here
INSTALLATION INSTRUCTIONS
Unit Electrical
Cord
