Burnham ALP080 Boiler User Manual


 
16
7. Install Rodent Screen and Combustion Air Terminal
(supplied with boiler), see Figure 8 for appropriate
conguration.
8. Apply sealant between vent pipe and opening to
provide weather-tight seal
F. CPVC/PVC Vertical Venting System
Refer to Figures 3, 4, 5, 8, 9 & 10.
NOTICE
Roof penetrations require the use of roof ashing
and storm collar that are not supplied with boiler.
Vent Piping - Vertical
1. See Paragraph D for instructions on attaching the
vent system connector to the boiler.
2. Do not exceed maximum vent length. Refer to
Table 7 for pipe diameters and allowable lengths.
3. Horizontal vent pipe must maintain a minimum ¼
inch per foot slope down towards boiler.
4. Install re stops where vent passes through oors,
ceilings or framed walls. The re stop must close
the opening between the vent pipe and the structure.
5. Whenever possible, install vent straight through the
roof. Refer to Figures 9 and 10.
Figure 6 : Direct Vent - Side Wall Terminations
Figure 7: Location of Vent Terminal Relative to Windows, Doors, Grades,
Overhangs, Meters and Forced Air Inlets (Combustion Air Terminal not shown)