FIG. 6
d.If the opening exceeds 362mm x 362mm (± 3.2mm), it will be necessary to
e.If the opening is less than 362mm x 362mm (± 3.2mm), it must be enlarged.
3.New Opening- (Installation Other Than Vent Open- ing)
a.Mark a 362mm x 362mm (± 3.2mm) square on the roof and carefully cut the opening.
b.Using the roof opening as a guide, cut the matching hole in the ceiling.
c.The opening created must be framed to provide adequate support and prevent air from being drawn from the roof cavity. Lumber 25mm or more in thickness must be used. Remember to provide an entrance hole for power supplies at the front of the opening. See FIG. 7.
FIG. 7 |
|
| |
Do Not Cut |
| Good Location- | |
Roof Structure | Supported By | BetweenRoof | |
Or Rafters | Cross Beams | Rafters | |
25mm Min. | Frame Opening So It | ||
Won't Collapse When | |||
| |||
| Bolting Down Unit | ||
Leave Access For Power | 375mm Min. At | ||
Supply Wiring |
| ||
| Front of opening | ||
|
| ||
CAUTION
It is the responsibility of the installer of this air conditioner system to ensure structural integrity of the Caravan roof. Never create a low spot on the roof where water will collect. Water standing around the air conditioner may leak into the interior causing damage to the product and the Caravan.
D.Wiring Requirements
1.220 - 240 VAC Supply Line
Route a copper 1mm2, with ground, 220 - 240 VAC supply line from the time delay fuse or circuit breaker box to the roof opening.
a.This supply line must be located in the front portion of the 362mm x 362mm (± 3.2mm) opening.
b.The power MUST be on a separate 10 Amp time delay fuse or HACR circuit breaker.
c.Make sure that at least 375mm of supply wire extends into the roof opening. This ensures an easy connection at the junction box.
d.Wiring must comply with all National and Local Wiring Codes and/or regulations.
e.Use a steel sleeve and a grommet or equivalent methods to protect the wire where it passes into the opening.
E.Placing Air Conditioner On The Roof
This unit weighs approximately 45 Kilograms. To prevent back injury, use a mechanical hoist to place Air Conditioner on roof.
1.Remove the air conditioner from the carton and dis- card carton. See FIG. 8.
FIG. 8
2.Place the air conditioner on the roof.
3.Lift and place the unit over the prepared opening using the gasket on the unit as a guide. See FIG. 9.
FIG. 9
FRONT
CAUTION
Do not slide the unit. This may damage the roof gasket attached to the bottom and may create a leaky installation.
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