1.
3.
2.
CASE B.
It must be capable of supporting both the
weight of the roof top air conditioner and
the interior ceiling assembly.
There must be an opening through the
frame for the power supply wiring.Route
the supply wiring through the frame at the
same time the support frame is being
installed.
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If a roof vent opening is not used,a new opening(see figure 1-1)will be cut into the vehicle roof.
A matching opening will also have to be cut into the interior vehicle ceiling,be careful when
cutting the ceiling opening because if the ceiling opening is carpeted,snagging could occur. After
the opening in the roof and interior ceiling are the correct size,a framed support structure must
be placed between the exterior roof top and interior ceiling.The reinforced framed structure must
follow the following guidelines:
It must be capable of holding the roof outer
surface and interior ceiling apart and
supporting them, so that when the roof top
air conditioner and ceiling assembly are
bolted together,no collapsing occurs. A
typical support frame is shown in Figure 1-1 .
400mm
400mm
19mm
25mm
Figure 1-1
Hole for
Wires
CASE A.
1.
2.
If a roof vent is already present in the desired mounting location for the air conditioner the
following steps must be performed:
3.
It may be necessary to seal some of the old roof vent mounting screw holes which may
fall outside of the air conditioner basepan gasket.
Remove all screws which secure the roof vent to the vehicle. Remove the vent and any
additional trim. Carefully remove all chalking from around the opening so the surface is
clear.
Examine the roof opening size, if the opening is small than 400x400mm, the opening
must be enlarged.
Once the location for your air conditioner has been determined. A reinforced and framed roof.
Hole must be cut (if there is no hole,
please refer to CASE B) or you may use existing vent
holes (See CASE A).