Dometic 640312 Series Installation And Operating Instructions Manual page 7

5. Base Pan Duct Adapter.
a. Remove the liner from the foam tape and posi-
tion on the base so screw hole and air openings
are aligned. See FIG. 7.
FIG. 7
Discharge
Opening Place
Flange Of Duct
On RH Side When
Facing Front
Screw
b. Install provided screw to help hold duct
adapter to base pan if desired.
6. 120 VAC Power Supply Connection
SHOCK HAZARD. Disconnect 120 VAC. Fail-
ure to obey this warning could result in death
or serious personal injury.
Note: Wiring MUST comply with the National Electrical
Code ANSI/NFPA-70 and CSA Standard C22.1 (latest
edition) and any State or Local Codes or regulations.
a. Install the strain relief in the junction box.
b. Route the previously run 120 VAC power
supply wire through the strain relief and into
the junction box. Tighten connector making
sure not to damage wires.
Note: Connect wiring per schematic with UL listed wire
connectors for size of wire being connected.
SHOCK HAZARD. This product is equipped
with a 3 wire (grounded) system for protection
against shock hazard. Make sure that the unit
is wired into a properly grounded 120 VAC
circuit and the polarity is correct. Failure to
do so could result in death, personal injury
or damage to the equipment.
c. Connect white to white; black to black; and
green to green or bare copper wire using ap-
propriate size connectors.
d. Tape the connectors to the supply wire to as-
sure they don't vibrate off.
e. Push the wires into the box.
f. Insert back edge of cover under tabs and snap
control box cover into place. Secure cover with
screw provided. See FIG. 8.
Front
Return Air
Opening
Base Pan
Duct Adapter
7
FIG. 8
Install Screw
7. Ceiling template installation.
Note: The large center hole in the ceiling template goes
to the rear. Insure that the thermostat bulb is not moved
during installation.
a. Plug the six pin cord into the control box on
the ceiling template. See Fig. 9.
FIG. 9
6 Pin Connector
b. Start each mounting bolt by hand before
tightening any of them. The threaded inserts
in the base pan can be seen to aid in starting
the bolts.
i. This installation uses a 3 bolt pattern,
one in the rear center and two in the front
corners. See Fig. 10.
FIG. 10
Mounting Bolt
Front
Ceiling
Template
Trim Duct 1/2" to
1 " Below Ceiling
Template
Snap Cover
In Place Af-
ter Wires Are
Connected
Control Box
Do Not Disturb
Thermostat Bulb
M o u n t i n g
Bolt
Start 3 Mounting
Bolts By Hand