12
FIG. 17
Electrical
Cord
Measure Ceiling
Thickness
AC Power
Supply
Models Using Electronic
Control Kit
a. For units with board built in, mount the junc-
tion box with screws to framing in front of
roof opening and install strain relief. See
(FIG. 18).
b. For units with plastic electronic control box,
remove junction box cover. Save screws for
reinstallation.
FIG. 18
Electrical
Cord
AC Power
Supply
Low Voltage
Wires
Models With Board Built In
4. Route the previously run 120 Vac supply wire
through the strain relief and into junction box.
Tighten strain relief making sure not to damage
wires. Leave enough wire inside junction box to
connect to unit 120 Vac wires.
5. Connect white to white; black to black; and green
to green or bare copper wire using appropriate
size wire connectors.
6. Tape the connectors to the supply wire to ensure
they don't vibrate loose.
7. Install junction box cover on all systems except
CCC 2 electronic control box. Push the wires
into the junction box and install junction box cov-
er using screw(s) provided. The cover for CCC 2
electronic control box will be installed later.
8. If the system has an electronic control box, plug
the 6 pin electrical cord from the unit into the
mating connector in the electronic control box.
The plug is polarized and will only t in one di-
rection.
I. 120 Vac Power Supply Connection
For 541X1XA, 551X16A, 6418XXH, &
65181XH Models.
1. ELECTRICAL SHOCK HAZARD.
Verify 120 Vac power is disconnected from RV.
Failure to obey this warning could result in death
or serious injury.
2. ELECTRICAL SHOCK HAZARD.
Provide grounding in compliance with all appli-
cable electrical codes. Failure to obey this warn-
ing could result in death or serious injury.
3. Reach up into the return air opening of the unit
and pull down the unit electrical cord and power
supply wires. See (FIG. 19).
FIG. 19
Low Voltage
Wires
AC Power
Supply
Electrical
Cord
4. Carefully strip and prepare 120 Vac supply wire.
See (FIG. 20), (FIG. 21), (FIG. 22), (FIG. 23), &
(FIG. 24).
INSTALLATION INSTRUCTIONS
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