Rheem Maximus User Manual

RESIDENTIAL RESIDENTIAL
SUPER HIGH EFFICIENCY SUPER HIGH EFFICIENCY
WATER HEATERWATER HEATER
USE & CARE MANUALUSE & CARE MANUAL
AP21831 Rev 02
DO NOT destroy this manual.
Please read carefully and keep in
a safe place for future reference
WARNING
If the information in these
instructions is not followed exactly,
a fire or explosion may result
causing property damage, personal
injury or death.
FOR YOUR SAFETY!
• DO NOT store or use gasoline,
other flammable vapors or liquids
or other combustible materials
in the vicinity of this or any other
appliance. Doing so may result in
a 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
home.
• Immediately call your gas
supplier from a neighbor's phone.
And 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.
-ALWAYS REFER TO THIS MANUAL
• Installation and service must be
performed by a qualified installer,
service agency, or gas supplier.
®

Rheem Maximus Specifications

General

Brand	Rheem
Model	Maximus
Category	Water Heater
Language	English

Summary

Important Safety Information

Safety Alert Symbol and Hazard Definitions

Explains the safety alert symbol and hazard level definitions (Danger, Warning, Caution, Notice).

General Safety Precautions

Provides general safety guidelines and warnings related to water heater operation and temperature.

Flammable Materials and Venting Safety

Gas, Electrical, and Inspection Safety

Covers safety for natural gas, LP gas, electrical connections, and shipment inspection.

Installation

Operation

Safety Before Operating

Provides critical safety warnings and instructions to follow before operating the water heater.

Operating Instructions

Safety Precautions and Temperature Settings

Covers general safety, temperature adjustment, and emergency shutdown procedures.

User Interface

Alarms, System Health, and Service Alerts

Maintenance

Routine Preventive Maintenance

Before You Call For Service

Troubleshooting Common Issues

Provides a guide to diagnose and resolve common problems before contacting service.

Alarm Codes and Resolution

Lists alarm codes, their descriptions, and suggested actions for troubleshooting.

How to Obtain Service Assistance