American Water Heater DIRECT VENT GAS WATER HEATER Installation And Operating Instruction Manual page 20

Installation (Vent-Air Intake System Installation) continued-
Figure 10
8. Extend the five (5) inch (12.7 cm) diameter telescopic tube to its
maximum length. Place the large end of the five (5) inch (12.7 cm)
diameter telescopic tube over the collar on the outer wall mount plate.
Drill three (3) 1/8 inch diameter holes, 120
inch (12.7 cm) diameter telescopic tube into the collar on the outer wall
mount plate. Fasten with three (3) #8 sheet metal screws (supplied).
Using the supplied special RTV silicone sealant, apply a sufficient
amount to seal the joint (See Figure 11).
Figure 11
o
apart, through the five (5)
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