Rheem GHE80SS - User Manual

FOR YOUR SAFETY!
WARNING: If the information in these instructions are not followed exactly, a fire or explosion may result causing
property damage, personal injury or death.
NOTICE: This water heater is designed for use in a commercial application and the installation and maintenance of it should be performed
by a qualified, licensed service professional. If the foregoing assumption is not appropriate, then we recommend that you obtain and retain
our Residential Use & Care Manual.
!
!
!
AP19520 (01/18)
WITH INSTALLATION INSTRUCTIONS FOR THE CONTRACTOR
Commercial High Efficiency Water Heater
USE & CARE MANUAL
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!
!
!
For use with the following models:
GHE80SS, GHE80SU
GHE100SS, GHE100SU
CATEGORY IV Models
Fan Assisted Combustion
-AVOID FIRES AND EXPLOSIONS
• 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 building
• 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 de-
partment.
• Do not return to your building until authorized by the
gas supplier or fire department.
-ALWAYS REFER TO THIS MANUAL
• Improper installation, adjustment, alteration, service,
or maintenance can cause injury, property damage, or
death.
• Installation and service must be performed by a quali-
fied installer, service agency, or gas supplier.

Summary

Safety Information and Guidelines

General Safety Precautions

Temperature and Scald Hazards

Discusses water temperature, scald hazards, and safety guidelines.

Flammable Material Warnings

Warns about storing and using flammable materials near the water heater.

LP Gas Safety Precautions

Specific precautions for using Liquefied Petroleum gas.

Introduction to Installation

Installation Procedures

Relief Valve and Gas Supply

Guidance on relief valve installation and gas supply requirements.

Condensate and Venting System

Water Heater Operation

Safety Before Operating

Critical safety warnings before starting the water heater.

Startup and Operating Instructions

Step-by-step guide to safely start and operate the water heater.

Temperature Settings and Adjustment

Emergency Shutdown Procedure

User Interface Navigation

Status and Service Menus

Water Heater Maintenance

Troubleshooting Guide

Initial Troubleshooting Tips

Tips and charts to diagnose common problems before calling service.

Alarm and Alert Code Reference

List of error codes and their descriptions for troubleshooting.

Rheem GHE80SS Specifications

General

Brand	Rheem
Model	GHE80SS
Category	Water Heater
Language	English