14
Table 3 – Pipe Diameter Table
PIPE DIAMETER TABLE
359AAV MODEL
60,000 BTUH Furnaces
10
′
(3.0 M) & (3) 90
°
elbows with 1.5
″
(13 mm) PVC pipe
40
′
(12.1 M) & (5) 90
°
elbows with 2
″
(51 mm) PVC pipe or
70
′
(21.3 M) & (5) 90
°
elbows with 3
″
(76 mm) PVC pipe
80,000 BTUH Furnace
40
′
(12.1 M) & (5) 90
°
elbows with 2
″
(51 mm) PVC pipe or
40
′
(12.1 M) & (5) 90
°
elbows with 3
″
(76 mm) PVC pipe
100,000 BTUH Furnace
10
′
(3.0 M) & (2) 90
°
elbows with 2
″
(51 mm) PVC pipe or
40
′
(12.1 M) & (5) 90
°
elbows with 3
″
(76 mm) PVC pipe
Elbows are DWV Long Radius Type for 2
″
(51 mm) and 3
″
(76 mm) vents.
If more than five elbows are required, reduce the length of both the
inlet and exhaust pipes 5
′
(1.5 M) for each additional elbow used. If less
than five elbows are required, the length can be INCREASED by 5
′
(1.5
M) for each additional elbow NOT used.
NOTE
: It is allowable to use larger diameter pipe and fitting
than shown in the tables but
not
smaller diameters than shown.
For
“Concentric Termination Kit”
Venting see Table 4 in
this manual.
Vent Termination Clearances
CARBON MONOXIDE POISONING HAZARD
Failure to follow this warning could result in personal injury or
death.
Inlet and outlet pipes may NOT be vented directly above each
other.
!
WARNING
1. Determine termination locations based on clearances spe-
cified in following steps and as shown in Fig. 7, 8, Fig. 21
through Fig. 23.
For
“Concentric Termination Kit”
clearances, see Fig. 30
through
Fig. 35
in this manual
.
2. For Direct Vent Installation refer to Fig. 7 for vent termin-
ation clearances.
3. For Single Pipe Installation refer to Fig. 8 for vent termin-
ation clearances.
359AA
V
