Bradford White DS140S Installation And Operating Instruction Manual page 21

Installation (Vent-Air Intake System Installation) continued-
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
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
Figure 10
o
apart, through the five (5) inch (12.7 cm)
21