26
Heatilator • GNTC50 • 4002-095 Rev H • 06/07
7
7
Appliance Preparation
A. Removal of the Vent Connectors
This appliance may be vented either off the rear of the appli-
ance or off the top. Depending on your speci
fi
c installation, a
vent cover must be removed from either the top or rear of the
appliance and the inner and outer collars attached.
The appliance is shipped with vent components on the top
of the appliance. See Figure 7.1. To remove the vent com-
ponents from the appliance remove the two screws located
in the corners. Remove the insulated top cover plate, back
fl
ue cover plate, top
fl
ue cover plate, 8 in. outer collar with
gasket, and 5 in. inner collar with gasket.
The insulated top cover plate is
used to close the appliance top
when rear venting. (Plate
inverted for clarity.)
The back flue cover is used for
rear venting.
The top flue cover plate is used
for top venting.
5 in. Inner Collar
8 in. Outer Collar
Figure 7.1 Venting Components (in order of disassembly)
Convert to Top Vent
• Remove the outer cover plate, then the inner cover plate
by removing the screws.
• Place the 5 in. inner collar into the appliance with the
screws removed from the cover plate.
• Attach the 8 in. outer collar to the appliance top using the
screws removed. Make sure the gaskets for the inner and
outer collars seal tightly.
• Place the 12 in. top cover plate with insulation and an 8 in.
hole over the outer collar and secure with screws from the
parts bag. See Figure 7.2.
5 in. Inner Collar
8 in. Outer Collar
Top Flue Cover
Plate
Figure 7.2 Top Vent Placement of Inner and Outer Collars
Sharp Edges
• Wear protective gloves and safety glasses
during installation.
CAUTION
Fire Risk
Asphyxiation Risk
All covers MUST be sealed.
• Heat could ignite combustible materials.
• Combustion gases could leak into the
room.
WARNING