Installation manual

18 7034-277C June 19, 2014
MT. VERNON AE
Align slot holes on the adapter
to holes on the back of the unit
3 in. to 6 in.
Offset Adapter
Silicone Rear
Exhaust Outlet
3 in. to 3 in. Top
Vent Adapter
Clean-Out
Cover
Drill Hole, 1
on each side
C. Top Vent Adapter Installation
3 to 3 inch (76-76mm) Top Vent Adapter
3 to 6 inch (76-152mm) Top Vent Offset Adapter
Installing the Top Vent Adapter
1. Put a layer of high temperature silicone on the 3 inch
(76mm) exhaust outlet. Do not put silicone inside of
pipe. Figure 18.1
2. Slide the top vent adapter onto the rear exhaust outlet
and adjust the assembly to a vertical position until the
top of the fl ue outlet is centered and is in a level position.
Figure 18.1
3. Align slot on left of adapter with hole in the back of the
unit and secure with screw. You may drill out the hole
using #26 drill bit provided but only if needed. Figure
18.2
4. Install the 5 mounting screws, 3 on the left and 2 on the
right.
5. Drill 2 holes with #26 drill bit through the rear exhaust
outlet using the 2 holes already in the short horizontal
pipe in the top vent adapter as a guide. Install the screws.
Figure 18.2
6. Install the vent pipe into the top vent adapter (be sure to
silicone all joints). To use an existing 6 inch (152mm) vent
system, install the 3 to 6 in (76-152mm) offset adapter
before installing vent pipe.
7. To clean top vent adapter, open clean-out cover and
remove any debris build-up. Figure 18.3 & 18.4
Figure 18.2
Figure 18.1
D. Rear Vent & Rear Vent to Top Vent Adapter
Installation
Clean-Out Cover
Clean-Out Cover
Figure 18.3 - Rear Vent Adapter
Figure 18.4 - Rear to Top Vent Adapter - 90
o
1. Put a layer of high temperature silicone on the 3 inch
(76mm) exhaust outlet. Do not put silicone inside of
pipe. Figure 18.1
2. Slide the adapter onto the rear exhaust outlet and adjust
the assembly to the appropriate position.
3. Install the vent pipe into the adapter (be sure to silicone
all joints)