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16 VB Series Outdoor LS Manual
Only properly trained and qualified installers
should install this appliance. The warranty may
be voided due to improper installation or
installation by a non-qualified installer.
Rinnai highly recommends all installers attend a
product knowledge class.
For information on a Rinnai Training Course or
for questions on installation call 1-800-621-
9419.
General Instructions
• This appliance must be installed by a state qualified
or licensed contractor. It is the responsibility of the
person having the water heater installed to ensure
the installing contractor has proper licenses and
permits for installing water heaters in your location.
Rinnai highly recommends that installers attend a
product knowledge class to ensure customer
satisfaction and warranty coverage. Failure to
comply with state and local codes pertaining to
water heater installations may void the warranty.
• This appliance is not to be installed indoors.
• A qualified installer or service technician should
install the appliance, inspect it, and leak test it
before use.
• The installation must conform with local codes or, in
the absence of local codes, with the National Fuel
Gas Code, ANSI Z223.1/NFPA 54, or the Natural
Gas and Propane Installation Code, CSA B149.1. If
installed in a manufactured home, the installation
must conform with the Manufactured Home
Construction and Safety Standard, Title 24 CFR,
Part 3280 and/or CAN/SCA Z240 MH Series, Mobile
Homes.
• The appliance, when installed, must be electrically
grounded in accordance with local codes or, in the
absence of local codes, with the National Electrical
Code, ANSI/NFPA 70, or the Canadian Electrical
Code, CSA C22.1.
• The appliance and its appliance main gas valve
must be disconnected from the gas supply piping
system during any pressure testing of that system at
test pressures in excess of 1/2 psi (3.5 kPa) (13.84
in W.C.).
• The appliance must be isolated from the gas supply
piping system by closing its individual manual
shutoff valve during any pressure testing of the gas
supply piping system at test pressures equal to or
less than 1/2 psi (3.5 kPa) (13.84 in W.C.).
• Follow the installation instructions and those in Care
and Maintenance for adequate combustion and
ventilation air.
• The appliance should be located in an area where
water leakage of the unit or connections will not
result in damage to the area adjacent to the
appliance or to lower floors of the structure. When
such locations cannot be avoided, it is
recommended that a suitable drain pan, adequately
drained, be installed under the appliance. The pan
must not restrict combustion air flow.
• The flow of combustion and ventilation air shall not
be obstructed. Combustion air shall not be supplied
from occupied spaces.
• This appliance is not suitable for use in an
application such as a pool or spa heater that uses
chemically treated water . (This appliance is
suitable for filling large or whirlpool bath tubs with
potable water.)
• If a water heater is installed in a closed water supply
system, such as one having a backflow preventer in
the cold water supply line, means shall be provided
to control thermal expansion. Contact the water
supplier or local plumbing inspector on how to
control thermal expansion.
• Should overheating occur or the gas supply fail to
shut off, turn off the manual gas control valve to the
appliance.
• Keep the air intake location free of chemicals such
as chlorine or bleach that produce fumes. These
fumes can damage components and reduce the life
of your appliance.
• For gas type conversion, contact Rinnai.
WARNING
Do not use substitute materials.
Use only parts certified with the appliance.
Installation Instructions
RL75e ...................... REU-VB2528WD-US
RL94e ...................... REU-VB2735WD-US
R98LSe .................... REU-VA3237W-US
R98LSe-ASME ........ REU-VA3237W-ASME
The VB series (RL75e and RL94e) are certified for
installation in manufactured (mobile) homes.