Service manual

13
25 feet and 3 elbows maximum
Approved Thimble
(If Applicable)
4" Vent Terminal
(P/N 02537801)
Tjernlund VH1-4"
Vent Terminal
(P/N 90502100,
or equivalent)
Bird Screen
(included w/
Pump
Package)
Tjernlund VH1-6"
Vent Terminal
(or equivalent)
5" Single Wall Pipe
5" to 4" Reducer
4" Single Wall Pipe/Tube
50 feet and 3 elbows maximum
18" minimum-
40" maximum
18" minimum-
40" maximum
6" to 5" Reducer
Pump Venting Instructions
Figure 12
Side Wall Venting
Vent Recommendations in order of preferred use:
1. Porcelain coated tubing 4" O.D. (P/N 9141030C)
2. Heat treated aluminized tubing 4" O.D. (P/N 91409408)
3. Single wall flue pipe - Minimum 26 Ga.
SECTION 6: VACUUM PUMP VENTING INSTRUCTIONS