C.
Roof Opening Preparations
1.
If the opening exceeds
mm,
make it smaller
spacers or close off plates.
360 X 360
by installing
2.
If the opening is smaller than 350 X
350 mm, it
will be necessary to
enlarge the opening; see 4.B.
3.
Route a grounded power supply
from circuit breaker or fuse box to
the roof opening. (FIG. 4.C.3)
a.
The power supply must be a
separate circuit, fused with a 20
amp Time Delay Fuse or 20 amp
Circuit Breaker.
b.
The
power
m u s t b e
grounded 2.5
COPPER sup-
ply for distances of
or
less.
C.
The power supply wiring MUST
comply
with
all
applicable
regulations and wiring codes.
d.
Depending on entrance location,
up to
meter of supply wire
must
extend
into
the
roof
opening to
insure
ease of
a t t a c h m e n t t o
the
air
conditioner.
e.
If vent fan was removed, the
existing wire may be utilized,
provided it is of proper size and
properlv fused.
BOX
FIG. 4.C.3
EXCESS WIRE
FOR
HOOK-UP
4.
Framing is required around the roof
opening to insure adequate support,
provide a smooth
surface for sealing
and
prevent hot or cold air from
being drawn into the opening.
This
- 6
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
OPENING SO IT
COLLAPSE WHEN
G DOWN APPLIANCE
LEAVE ACCESS FOR
POWER SUPPLY WIRING
NOTE:
Under no circumstances should the
roof be constructed to create a low
spot
where
water
will
accumulate
when the air conditioner is installed.
This may create a water leak into
the interior of the Caravan.
5.
A.
AIR CONDITIONERS
Remove
the
carton
from
the
conditioner and discard. (FIG.
air
