Rinnai EX17 User Manual

— 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 loss of life.
Owner’s Operation and Installation Manual for the
EX17 (RHFE-433RWTA)
EX22 (RHFE-558RWTA)
Energysaver ®
Gas Direct Vent Wall Furnace
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
Table of Contents ........... 2
Safety Information ..........3
Operating Instructions .... 6
Care and Maintenance ... 22
Fault Codes .................... 24
Installation Instructions...26
Parts List ........................ 45
Consumer Support ......... 54

Rinnai EX17 Specifications

General

Brand	Rinnai
Model	EX17
Category	Heater
Language	English

Summary

Consumer Safety Information

Safety Definitions and Hazard Levels

Explains safety alert symbols and hazard classifications like DANGER, WARNING, and CAUTION.

Safe Operation and Practices

Details essential safety behaviors and practices for using the appliance safely.

Key Safety Features

Describes the appliance's built-in safety mechanisms, such as overheat protection and flame failure detection.

Operating Your Rinnai Heater

Control Panel and LED Display

Programmable Timer Functions

Covers programming, operating, and reviewing weekly timer schedules for automated comfort.

Troubleshooting and Fault Resolution

Pre-Service Call Troubleshooting

Understanding Fault Codes

Lists error codes displayed by the unit and their recommended remedies for diagnosis.

Installation Procedures

General Installation Guidelines and Warnings

Covers essential safety warnings, code compliance, and general installation requirements.

Gas Connection and Clearances

Flue Terminal and Venting Setup

Details required flue terminal clearances, diagrams, and installation configurations.

Flue Manifold and Extension Kit Installation

Final Appliance Connection

Consumer Support and Warranty

Warranty Information and Product Registration

Limited Warranty Terms and Conditions