Rheem 64DV Troubleshooting Manual page 12

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
MID-Efficiency ONLY:
WARNING:

Use 3-in. /5-in. UL-approved Category III
Stainless Steel vent materials or water heater
manufacturer-approved vent material. No
other vent material is permitted for use with
this appliance.
Venting Requirements
The installation of the venting must comply with
national codes, local codes and the vent
manufacturer's instructions.
The water heater must be vented to the outdoors.
DO NOT vent this water heater through a chimney. It
must be vented separately from all other appliances.
All coaxial vent components (adapters, pipe, elbows,
terminals, etc.) should be water heater manufacturer-
approved Stainless Steel Venting Material (e.g.,
AL29-4C).
Number of 90 Degree
Elbows (bends)
1
2
3
4
5
6
Maximum Length of
Straight Pipe
39'
37' 6"
36'
34' 6"
33'
31' 6"
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