Installing Air Conditioner - Dometic Duo-Therm 57915.331 Installation Instructions Manual

shown in FIG. 10A, 10B and 10C.
F. PLACING THE AIR CONDITIONER ON THE
ROOF
1. Remove the air conditioner from the carton . The unit
mounting bolts and literature are in a separate
plastic bag. Be sure to place this information in the
Please Return to
Dometic All Return-
able Cartons Or
Recycle All Card-
board Cartons
!
This unit weighs approximately 100 pounds.
To prevent back injury, use a mechanical hoist
to place air Conditioner on roof.
RV.
2. Place the air conditioner on the roof.
3. Lift and place the unit over the prepared opening
using the gasket on unit as a guide. The roof
gasket on the bottom of the base pan goes
toward the front of the RV. Sliding the unit on the
Do not slide the unit. This may damage the
roof gasket attached to the bottom and create
a leaky installation.
FIG. 12
FIG. 11
Lift And Place
Front
Do Not Slide
10
roof will damage the roof gasket. See FIG. 12.
G. Installing Air Conditioner
Installing unit with 3105007 or 3105935 Return Air
Cover. For unit with Genesis Air Filtration System
FIG. 13
Ceiling Template
Return Air
Grill
see page 12.
1. Installation Of Ceiling Template
a. Check gasket alignment of the air conditioner
over the roof opening and adjust if necessary.
Unit may be moved from below by slightly lift-
Center Unit From Below
FIG. 14
Furnace
Tstat Con-
nection
From A/C
DC Power
Supply
Furnace
ing. See FIG. 14.
b. Remove return air cover and ceiling template
from the 3105007 or 3105935 kit carton.
c. Locate the four (8" x 1/4-20) unit mounting bolts
packaged with the 3308417 control kit.
d. Reach up into the return air opening and pull
the unit electrical cord down. See Section "H.
Wiring the system".
e. Route AC power supply wires through the
Romex connector in the control box.
f. Connect the 6 pin plug to the control box. The
plug is polarized and will only fin in one direc-
579 & 595 Installation Instructions
Divider Plate
Return Air
Cover
AC Power
Supply
Roof
Gasket
Receiver
Leads
Pull Electrical
Cord Down