8. CONNECTION OF POWER SUPPLY
Be
sure power supply is OFF before connecting
power supply leads to the air conditioner.
NOTICE
The electrical installation must be done by an author-
ity electrician.
A. You may either wire direct into the junction box for a
permanent connection or wire a molded plug into the
junction box for a plug-in connection.
1.
If a Permanent Connection:
Route the power
supply line, previously installed to the roof open-
ing, into the junction box on the ceiling template.
Connect as described in part 8B below.
2.
If a Plug-In Connection:
Use the electric supply
line, of part 4C3, to power an electrical outlet
installed, according to applicable laws, at the end
of the roof opening furthest from the junction box.
CAUTION: DO NOT
plug the molded cord in
until you have completely installed the air
conditioner and are ready for an operational
check (Section 11).
Route the molded plug set from the electric outlet into the
junction box insuring not to coil excess wire so it will block
air flow. Connect the plug set to the terminal block as
described in Section 8B below.
B. Connect the power supply line to the air conditioner at
the terminal block provided in the junction box. Con-
nect red to red, black to black, and green to green or
bare copper wire (P, P, and respectively).
C.
D.
9.
A.
B.
C.
Tighten the strain relief onto the power supply line, to
hold it firmly in place.
Carefully push all excess wire back into the junction
box and install cover onto the box with two blunt tipped
screws provided.
HEATER INSTALLATION
Install the heat package to the ceiling template using
the four (4) pointed screws provided. The heater
element will align below the discharge air opening and
the mounting holes will align with the prepunched
holes in the ceiling template.
Push the electrical plug onto the receptacle at the back
of the switch box. Push excess conduit up into the
return air opening.
Insure the insulation covering the conduit knockout in
the air box is still in place as shown.
LEAVE INSULATION IN PLACE
FIG.
-THIS
ONLY
FIG. 8
CEILING TEMPLATE
ELECTRICAL
POWER SUPPLY
SWITCH
BOX
REMOVE
KNOCKOUT
BOTTOM VIEW JUNCTION BOX
9
