9
FIG. 15
Fasten Junction Box
To Front Of Opening
e.
Install the Romex connector in the junction box.
f.
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.
•
Start each mounting bolt through the ceil-
ing template and up into the unit base pan
by hand. Install wood screw in each end of
the ceiling template. This insures a tight fit
of the return air cover to ceiling. See FIG.
16.
c. Locate the four 8" x 1/4" x 20 unit mounting
bolts, junction box cover and Romex connec-
tor in the 3107180.006 bolt kit.
d.
Reach up into the return air opening and pull
the unit electrical cord down. Mount the junc-
tion box with screws to the framing in front of
the 14-1/4" x 14-1/4" (±1/8") opening . See FIG.
15.
FIG. 13
Divider Plate
Ceiling Template
Return Air
Cover
Return Air
Grill
AC Power
Supply
Pull Electrical
Cord Down
Center Unit From Below
Roof
Gasket
FIG. 14
DC Power
Supply
Receiver
Leads
Furnace
Furnace
Tstat Con-
nection
From A/C
•
EVENLY tighten the bolts to a torque of
40 to 50 inch pounds. This will compress
the roof gasket to approximately 1/2".
The bolts are self locking so over tight-
ening is not necessary. See FIG. 16.
2.
Installation Of Divider Plate
a
Measure the ceiling to roof thickness:
•
If distance is 2.0” - 3-3/4”, remove perfo-
rated tab from divider plate.
•
If distance is 3-3/4” - 5-1/2”, remove no tabs.
b. Remove the backing paper from double sided
tape located on ceiling template. See FIG. 17.
c. Place divider plate up to bottom of air condi-
tioner base pan firmly. The foam tape on the
divider plate must seal to bottom of base pan.
See FIG. 18.
FIG. 16
Finger
Tight
Front of Vehicle
Tighten to
compress gasket
to 1/2"
Roof
Gasket
Screws
If bolts are left loose there may not be ad-
equate roof seal or if over tightened, damage
may occur to the air conditioner base or ceil-
ing template. Tighten to specifications listed
in this manual.
CAUTION
FIG. 17
620615, 620625 & 620626 Installation & Operating Instructions
