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Roof Opening Preparations
1. If the opening exceeds 360 x 360 mm, make it
smaller by installing spacers or close-off plates.
2. If the opening is smaller than 350 x 350 mm, it will
be necessary to enlarge the opening; see FIG.
4.8.
3. Route a grounded power supply line from circuit
breaker or fuse box to the roof opening. (FIG.
4.C.3)
a.
The power supply must be a separate circuit,
fuse with a 10 amp Time Delay Fuse or 10 amp
Circuit Breaker.
b.
The power supply must be grounded 1.5 mm2
COPPERsupply for distances of 7.5m or less.
The power supply wiring MUST comply with all
C.
applicable regulations and wiring codes.
d.
Depending on entrance location, up to 1/2
meter of supply wire must extend into the roof
opening to insure ease of attachment to the air
conditioner.
e.
If vent fan was removed, the existing wire may
be utilized, provided it is of proper size and
properly fused.
FIG. 4.C.3
JUNC
BOX
JUNCTI
BOX
EXCESS WIRE
FOR HOOK-UP
4. Framing is required around the roof opening to insure
adequate support, provide a smooth surface for seal-
ing and prevent hot or cold air from being drawn into
the opening. This framing should be wood strips 380 x
25 mm X thickness of roof to ceiling distance. A hole for
the power supply must be provided. (FIG. 4.C.4.)
FIG. 4.C.4
LEAVE ACCESS FOR
POWER SUPPLY WIRING
NOTE:
Under no circumstances should the roof be
constructed to create a low spot where water will accumu-
late when the air conditioner is installed. This may create
a water leak into the interior of the Caravan.
5. PLACING AIR CONDITIONERS ON
ROOF
A. Remove the carton from the air conditioner and dis-
card. (FIG. 5.A.1)
FIG. 5.A.1
6
FRAME OPENING SO IT
WON'T COLLAPSE WHEN
BOLTING DOWN APPLIANCE
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