Rheem RTG-53PVN Indoor Natural Gas Tankless Water Heater for 1-2 Bathroom H

RTG2-42 and RTG53 Indoor/Outdoor

Use & Care Manual

With Installation Instructions for the Installer

Indoor and Outdoor Gas

Tankless Water Heater !

Warning: This water heater is not suitable for use in manufactured (mobile) homes!

The purpose of this manual is twofold: one, to provide the installer with the basic directions and recommendations for the proper installation and adjustment of the water heater; and two, to the owner–operator, to explain the features, operation, safety precautions, maintenance and troubleshooting of the water heater. This manual also includes a parts list. It is very important that all persons who are expected to install, operate or adjust this water heater read the instructions carefully so they may understand how to perform these operations. If you don’t understand these instructions or any terms within it, seek professional advice. Any questions regarding the operation, maintenance, service or warranty of this water heater should be directed to the seller from whom it was purchased. If additional information is required, refer to the section on If You Need Service. Do not destroy this manual. Please read carefully and keep in a safe place for future reference.

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Indoor Water Heater

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Outdoor Water Heater

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Recognize this symbol as an indication of Important Safety Information! California Proposition 65 Warning: This product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.

WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result, causing property damage, personal injury or death.

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FOR YOUR SAFETY! — Do not store or use gasoline or other flammable vapors or liquids or other combustible materials in the vicinity of this or any other appliance. To do so may result in an explosion or fire. — 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. ● Do not return to your home until authorized by the gas supplier or fire department. — Improper installation, adjustment, alteration, service or maintenance can cause property damage, personal injury or death. Refer to this manual. Installation and service must be performed by a qualified installer, service agency or the gas supplier.

DESIGN

Printed in Japan

CERTIFIED R

CER TIFIED

31-80176

AP14016 (04/06) ®

Safety Information

FOR YOUR RECORDS

Safety Precautions. . . . . . . 3–6

Write the model and serial numbers here:

LP Gas Models . . . . . . . . . . . 5

# #

Installation Instructions

You can find them on a label on the appliance.

Location, Outdoor. . . . . . . . . . 7

Staple sales slip or cancelled check here.

Location, Indoor . . . . . . . . . 8, 9 Venting . . . . . . . . . . . . . . 10-15

Proof of the original purchase date is needed to obtain service under the warranty.

Water Connections. . . . . 16-18 Gas Supply. . . . . . . . . . . . . . 19 High Altitude . . . . . . . . . . . . 19 Remote Control . . . . . . . 20, 21 Electrical Connection . . . . . . 22 Typical Installation . . . . . . . . 23 Pipe Insulation . . . . . . . . . . . 24 Installation Checklist . . . . . . 25

READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your water heater properly. A little preventive care on your part can save you time and money over the life of your water heater. You’ll find many answers to common problems in the Troubleshooting Guide. If you review the chart of Troubleshooting Tips first, you may not need to call for service.

Operating Instructions Lighting Instructions . . . . . . 26 Water Temperature. . . . . 27, 28

Care and Cleaning Maintenance. . . . . . . . . . . . . 29

READ THE SAFETY INFORMATION Your safety and the safety of others are very important. There are many important safety messages in this manual and on your applia