Installation Of Venting (Indoor Models Only) - Rinnai RL75i Installation And Operation Manual

Installation of venting (indoor models only)

Install the correct venting for your model according to the venting manufacturer's instructions and the
guidelines below.
Refer to the manufacturer's technical literature for specific part numbers and instructions.
Listed and Tested Vent Products
Manufacturer
for RL75i, RL94i, and RLX94i
Ubbink
Heat-Fab
Metal-Fab Corr/Guard Vent/Air Intake System
Venting Guidelines
DO NOT

Do not use PVC, CPVC, ABS or galvanized material
to vent this appliance.

Do not combine vent components from different
manufacturers.

Vent diameter must not be reduced.

Do not connect the venting system with an
existing vent or chimney.

Do not common vent with the vent pipe of any
other water heater or appliance.
MUST DO

This water heater is a direct vent water heater and
therefore is certified and listed with the vent
system. You must use vent components that are
certified and listed with the water heater model.

The vent system must vent directly to the outside
of the building and use outside air for combustion.

Avoid dips or sags in horizontal vent runs by
installing supports per the vent manufacturer's
instructions.

Support horizontal vent runs every four feet and
all vertical vent runs every six feet or in
accordance with local codes.

Venting should be as direct as possible with a
minimum number of pipe fittings.

Vent connections must be firmly pressed together
so that the gaskets form an air tight seal.

The vent piece connected to the water heater
must be secured with one self-tapping screw.
Rolux Vent System
Saf-T Vent SC system
Telephone
800-621-9419 678-829-1666
800-772-0739 413-863-4803
800-835-2830 316-943-2717
INFORMATION

Refer to the instructions of the vent system
manufacturer for component assembly
instructions.

If the vent system is to be enclosed, it is suggested
that the design of the enclosure shall permit
inspection of the vent system. The design of such
enclosure shall be deemed acceptable by the
installer or the local inspector.
NOTICE
If it becomes necessary to access an enclosed vent
system for service or repairs, Rinnai is not responsible
for any costs or difficulties in accessing the vent
system. The warranty does not cover obtaining
access to a vent system in an enclosed environment.
VC Series Manual
Fax Contact
www.rinnai.us
custsvc@heat-fab.com,
www.heatfab.com
info@mtlfab.com,
www.metal-fabinc.com
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