Appliance Preparation; Top Vent - Heatilator NNXT4236IF Installation Manual

6 6

Appliance Preparation

A. Top Vent
CAUTION! Risk of Cuts, Abrasions or Flying Debris.
Wear protective gloves and safety glasses during installa-
tion. Sheet metal edges are sharp.
NOTICE: Once appliance is set up for top or rear venting,
it CANNOT be changed at a later time.
• Remove the cover plate by removing the two screws
holding it to the top of the appliance. Remove and discard
the cover plate.
Figure 6.1
• Remove the center insulation plug.
Figure 6.2
• Cut the metal retaining band and fold the sides out.
Figure 6.3
26 Heatilator • NNXT4236IF, NNXT4236ILF, NNXT3633IF, NNXT3633ILF Installation Manual • 4055-980 Rev. D • 9/15
• Fold the center parts of the retaining band up and use
to remove the vent cap.
Figure 6.4
• Discard the vent cap, remove and discard the insulation
basket from the inner vent pipe. Note: Once the vent
cap has been removed it cannot be reattached. Remove
insulation from out vent pipe.
Figure 6.5
• Snap the fi rst vent section into place.
Figure 6.6
Proceed to Section 6.C.