7
FIG. 7
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. 8).
FIG. 8
Electrical
Cord
Measure Ceiling
Thickness
5. Duct Divider Installation
a. Measure the ceiling thickness. See (FIG. 8).
b. Cut away the number of rows as indicated in
table below. See (FIG. 9).
Ceiling
Thickness
# Of
Rows
To Cut
Ceiling
Thickness
# Of
Rows
To Cut
Min.
Max.
Min.
Max.
6.0
6.5
0
3.5
4.0
5
5.5
6.0
1
3.0
3.5
6
5.0
5.5
2
2.5
3.0
7
4.5
5.0
3
2.0
2.5
8
4.0
4.5
4
1.5
2.0
9
3.
Do
NOT
slide unit. Otherwise,
damage to gasket (on bottom of unit) may occur,
and could cause a leak.
Lift and place the unit over the prepared open-
ing using the gasket on the unit as a guide. See
(FIG. 5).
FIG. 5
Do Not Slide
Lift And Place
Front
4. Place the ADB kit inside the RV. This box con-
tains mounting hardware for the unit and will be
used inside the RV.
This completes the outside work. Minor
adjustments can be done from inside the
RV if required.
E. Installing Unit
1.
Check gasket alignment of the unit over the
roof opening and adjust if necessary. Unit may
be moved from below by slightly lifting. See
(FIG. 6).
FIG. 6
Center Unit From Below
Roof Gasket
2. Remove ADB and mounting hardware from car-
ton. See (FIG. 7).
INSTALLATION INSTRUCTIONS
