Weil-McLain SVF 1500 Manual page 45

SVF
™
Series 1
Commercial Condensing Gas-Fired Water Boiler — Boiler Manual
DIRECT VENT — Vertical
Figure 41
Termination location — multiple boilers — vertical vent/sidewall air.
apart.
Figure 42
Sidewall air termination assembly — vertical
vent with sidewall air.
1. Air piping — must extend
through wall enough for
complete engagement of the air
termination elbow.
2. Air termination elbow — must
be down-turned 90-degree
elbow.
Part number 550-100-250/0819
— Space vents minimum 6 inches apart. Space air terminations minimum 6 inches
3. Sidewall termination plates
(hole must be just larger than
the air pipe diameter).
4. Bird screen, by installer.
(continued)
45