Installation Guide
Polypropylene (PP) Common Venting Installation Instructions 3
Copyright © 2018 Rinnai America Corporation. All Rights Reserved.
READ ALL INSTRUCTIONS BEFORE INSTALLATION
• If the informaon in these instrucons is not
followed exactly, a re or explosion may result
causing property damage, personal injury, or
death.
• Do not store or use gasoline or other ammable
vapors and liquids in the vicinity of this or any
other appliance.
• WHAT TO DO IF YOU SMELL GAS:
− Do not try to light any appliance.
− Do not touch any electrical switch; do not
use any phone in your building.
− Immediately call your gas supplier from a
neighbor’s phone. Follow the gas supplier’s
instrucons.
− If you cannot reach your gas supplier, call
the re department.
• Installaon and service must be performed by a
qualied installer, service agency or the gas
supplier.
• The warning signs in this manual are here to
prevent injury to you and others. Please follow
them explicitly.
• Installaons must comply with local
requirements and with the Naonal Fuel Gas
Code, ANSI Z223.1/NFPA 54 for U.S.
installaons.
• Use only the materials listed in this manual for
vent, air intake pipe, and ngs. Failure to
comply with this warning could result in
property damage.
• DO NOT slope the combuson air pipe toward
unit. Failure to comply with this warning could
result in property damage, personal injury, or
death.
• DO NOT apply PVC/CPVC glues, solvents, or
cleaners to the tankless water heater’s intake or
exhaust gasket connecons. Failure to correctly
assemble the components according to these
instrucons and the Rinnai water heater
installaon and operaon manual may result in
property damage, personal injury, or death.
WARNING
Safety Symbols
Indicates an imminently
hazardous situaon which, if
not avoided, will result in
personal injury or death.
Indicates a potenally
hazardous situaon which, if
not avoided, could result in
personal injury or death.
Indicates a potenally
hazardous situaon which, if
not avoided, could result in
minor or moderate injury. It
may also be used to alert
against unsafe pracces.
Safety alert symbol. Alerts you to potenal
hazards that can kill or hurt you and others.
DANGER
CAUTION
WARNING
This manual contains the following important safety
symbols. Always read and obey all safety messages.
Safety