Outside Location For Vent Terminal - Williams 1773512 Installation Instructions And Owner's Manual

Upon delivery, check to make sure the packaging has not been damaged.
1. Remove the furnace from box/packaging taking care not to damage the paper template to be used to mark the holes for
mounting the furnace.
2. After marking where the appropriate holes will be, using the above mentioned template, make a 2-inch (50.8 mm) diameter
hole.
3.
Cut the combustion exhaust and fresh air inlet tubes according to the wall thickness (Figure 2):
Air inlet tube length = wall thickness + 3/32-inches (2.4 mm)
F Flue outlet tube length = wall thickness + 1-5/16-inches (7.9 mm)
4. Drill the mounting holes "A" (5 holes) in the wall. If possible use self-tapping screws, drill 1/8-inch diameter holes. If self-
tapping screws cannot be used, drill 1/4-inch diameter holes and use the plastic anchors provided.
5. Install the supporting bracket to the wall; insert the air pipe in the wall through the hole provided in the support bracket.
Place the round adhesive gasket around the hole so that the air pipe remains in position. (Figure 3)
6. Attach the supporting bracket with the screws. If possible use self-tapping screws. If self-tapping screws cannot be used,
use the plastic anchors provided.
7. Loosen the screws, remove the casing and disconnect the case grounding wire. (Figure 4)
Figure 2
Figure 3
Figure 4

Outside Location for Vent Terminal

A + 33.3 mm A + 2.3
7
H