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Figure 14 - Vertical Vent Piping Typical Installation
Notes:
• Insert vent pipe in boiler venter outlet (vent
adapter), apply silicone completely around edge
of outlet and tighten clamp.
Installation Procedure For Vertical Venting
Do not insulate or other wise wrap vent pipe or fittings.
Follow the vent pipe manufacturers installation instructions
for vertical venting.
1.
Vent Termination Must Be Located:
A. With 2" (51 mm) clearance to combustible materials.
B. 4 feet minimum above ridge. Figure 17.
C. Vent air intake must be 2' (610 mm) below vent
outlet and facing away from exhaust outlet. Figures
17 & 18.
D. Use vent pipe manufacturer's vent cap fire stop,
support collar, roof flushing, and storm collar.
E. Install vertical vent drain tee. Figure 15. See
Condensate drain installation section of this manual.
F. Fill the 3/8 flexible tubing with water before firing.
2.
Configuration of vent air intake see Figure 16.
VENTING INSTRUCTIONS
Vent Pipe Lengths
• Vent Pipe Diameter: 3" (76 mm)
• Maximum Vent Length: 30 ft (9.1 m) with (1) vertical
drain tee, (1) 90° Elbow and (1) Termination Cap. 5 ft
(1.5 m) maximum Horizontal.
• Minimum Vent Length: 2 ft (610 mm)
• Inlet Pipe: 30 ft (9.1 m) maximum, 2 ft (610 mm)
minimum (4) 90° Elbows (including intake 90° Elbow
on roof.)
28
NOTICE
Boiler installation must use 90° elbow off
boiler for horizontal run to the vertical drain
tee.
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