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— Do not store or use gasoline or other flammable 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 instructions.
• If you cannot reach your gas supplier, call the fire
department.
— Installation and service must be performed by a qualified
installer, service agency or the gas supplier.
WARNING: If the information in these instructions is not
followed exactly, a fire or explosion may result causing
property damage, personal injury or death.
Operation and Installation Manual
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
Table of Contents .................... 2
Consumer Safety Information .. 4
Operating Instructions .............. 5
Maintenance ............................ 11
Error Codes ............................. 12
Installation Instructions ............ 16
Consumer Support ................... 41
French Version ........................ 43
Tankless Water Heater
Register your product at www.rinnairegistration.com or
call 1-866-RINNAI1 (746-6241)
ANS Z21.10.3
●
CSA 4.3
FOR INDOOR APPLICATIONS ONLY
RC80i .................. REU-KA2530FFUD-US
RC98i .................. REU-KA3237FFUD-US
FOR OUTDOOR APPLICATIONS ONLY
RC80e ................. REU-KA2530WD-US
RC98e ................. REU-KA3237WD-US