Installation Of Air Conditioner; Installation Of Ceiling Template; Installation Of Foam Divider; Install Ceiling Template - Dometic 57908.321 Installation Instructions Manual

Installing unit with 3105007.XXX or 3105935.XXX
Return Air Cover
A. INSTALLATION OF CEILING TEMPLATE
FIG. 13A
Ceiling Template
Return Air
Grill
1. Check gasket alignment of the air conditioner over
the roof opening and adjust if necessary. Unit may
be moved from below by slightly lifting and sliding.
See FIG. 14A.
FIG. 14A
Center Unit From Below
2. Remove return air cover and ceiling template from
the 3105007.XXX or 3105935.XXX kit carton.
3. Locate 1/4" mounting bolts.
4. Hold the ceiling template up to the 14-1/4" x 14-1/
4" (±1/8") opening. Be sure the large plate faces
the rear of the RV. See FIG.13A.
5. Start each mounting bolt through the ceiling tem-
plate and up into the unit base pan by hand. In-
stall wood screw in each end of the ceiling tem-
plate. This insures a tight fit of the return air cover
to ceiling.
Installing unit with 3105007.XXX or 3105935.XXX Re-
turn Air Cover, continued on page 14, column A.
INSTALLATION INSTRUCTIONS DUCTED CCC

9. INSTALLATION OF AIR CONDITIONER

Divider Plate
Return Air
Cover
Roof
Gasket
Installing unit with 3308120.XXX Genesis Air Filtra-
tion System.
A. INSTALLATION OF FOAM DIVIDER
1. Locate the foam divider and insert it corner to cor-
ner in the 14-1/4" x 14-1/4" (±1/8") opening with
the adhesive tape up (Do not remove paper to ex-
pose adhesive). The foam divider should be level
with the ceiling (±1/4"). Tear off the excess at the
pre-cut perforations in divider. See FIG. 13B.
FIG. 13B
Base Pan
Upside
Down
Foam
Divider
Place Foam Divider in
(14-1/4" x 14-1/4" (±1/8")
Ceiling Opening against
Base Pan Bottom
2. Peel the paper off of the foam divider and stick it in
place on the center of the rear edge of the return air
opening on the ceiling template See. FIG. 14B.
FIG. 14B
Adhesive
Peel Off Paper - Center Divider - Stick To
Rear Flange On Ceiling Template
B. INSTALL CEILING TEMPLATE
1. If the Controls are not part of the unit. Set dip switches
(see section 10 on page 17) and position the electri-
cal box towards the front of the opening with all of
the system control wires connected to the control
box except for the DC power. See FIG. 15B.
Wires Connected To
Control Box
FIG. 15B
Vehicle
Front
Installing unit with 3308120.XXX Genesis Air Filtration
System, continued on page 14, column B.
13
Do Not Peel Tape Off
Adhesive
Ceiling
Foam Divider Ceiling
(±1/4")
Level Tear Off
Excess
Foam Divider
Control
Box
Base
Pan