Rheem 64DV Troubleshooting Manual page 10

S V C 8 2 0 ( P ) P o c k e t M a n u a l P a g e
Installation Guidelines for
HIGH-Efficiency ONLY:
The vent exhaust and air intake must be vented outside as
described in the use and care manual. DO NOT vent this water
heater through a chimney. It must be vented seperately from all
other appliances.
NOTICE: The unit can be vented using only the following
recommended pipe material.
Use only 2 – or 3-inch diameter pipe. Refer to local codes for
restrictions on the use of PVC, CPVC, or ABS pipe and fittings. All
exhaust venting materials for product installed in Canada must
meet ULC-S636.
Acceptable materials or equivalent:
PVC (Schedule 40, ASTM D-1785
CPVC (Schedule 40, ASTM F-441)
ABS (Schedule 40, ASTM D-2661) (Not permitted in Canada)
The fittings other than the VENT TERMINAL should be equivalent
to the following:
PVC (Schedule 40, DMW, ASTM D-2665
CPVC (Schedule 40, DMW, ASTM F-438)
ABS (Schedule 40, DMW, ASTM D-2661) (Not permitted in
Canada)
Category III Stainless Steel
DO NOT USE Schedule 20, Cell Core, Drain Pipe, Galvanized,
Aluminum, or B-Vent.
Number of
90 Degree
Elbows
0 or 1
2
3
4
5
Number of
90 Degree
Elbows
0 or 1
2
3
4
5
Maximum
Length of 2"
Straight Pipe
5 ft.
3.5 ft.
2.0 ft.
Not available
Not available
Maximum
Length of 2"
Straight Pipe
60'
58' 6"
57'
55' 6"
54'
9
Maximum
Length of 3"
Straight Pipe
38'
36' 6"
35'
33' 6"
32'
Maximum
Length of 3"
Straight Pipe
150'
148'6"
147'
145' 6"
144'
9