Rheem Residential 40 Gallon - User Manual

AP14380 -1 (07/08)
!
FOR YOUR SAFETY!
— Do not store or use gasoline or other
flammable vapors and 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.
WARNING: If the information in these instructions is not followed exactly,
a fire or explosion may result causing property damage, personal injury or death.
!
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, for 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 do not
understand these instructions or any terms within it, seek professional assistance.
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.
!
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.
Residential 40 and 50 Gallon
Use & Care Manual
With Installation Instructions for the Installer
Printed in USA
Direct Vent Water Heaters
Residential Gas - FVIR Certified
D
E
S
I
G
N
C
E
R
T
I
F
I
E
D
®
Warning: This water heater is not
suitable for use in manufactured (mobile) homes!
CERTIFIED
R
!

Summary

Safety Information

Safety Precautions

General safety guidelines and warnings for operating the water heater.

Massachusetts Installation Requirements

Specific safety and installation mandates for Massachusetts.

Water Heater Installation

Location Requirements

Guidelines for choosing a suitable and safe installation location for the water heater.

Venting System Installation

Instructions and clearances for properly installing the direct vent system.

Water Supply Connections

Details on connecting hot and cold water lines, including thermal expansion.

Gas Supply and Leak Testing

Procedures for connecting the gas supply and testing for leaks.

Installation Checklist

A comprehensive checklist to ensure all installation steps are completed correctly.

Water Heater Operation

Lighting the Water Heater

Step-by-step instructions for safely lighting the pilot and main burner.

Water Temperature Setting

How to adjust and maintain the water temperature for safety and efficiency.

Maintenance and Troubleshooting

Care and Cleaning Procedures

Guidance on draining, cleaning, and routine maintenance for longevity.

Venting System Inspection

Recommendations for annual inspection of the venting system for safety and performance.

Troubleshooting Common Issues

Diagnosing and resolving problems like condensation, pilot issues, and water supply.

Parts and Service

Replacement Parts Ordering

How to order replacement parts for the water heater.

Seeking Service Assistance

Steps to follow when service or technical support is required.

Rheem Residential 40 Gallon Specifications