Rheem 871020 User Manual

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SERVICE INSTRUCTIONS
18, 20,24, 26L Integrity
Electronic Gas Continuous Flow
Water Heater
TM031
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871018
871020
871024
871024-B
871024-C
871026
871026-B

Rheem 871020 Specifications

General

Category	Water Heater
Brand	Rheem
Model Number	871020
Type	Electric
Voltage	120V

Summary

Safety Information and Model Identification

Introduction

Provides background information on the service manual's basis.

Water Heater Model Identification

Explains how to identify different water heater models.

Preset Temperature Adjustment

System Diagrams

Wiring Diagrams

Illustrates electrical connections for various water heater models.

Operational Overview

Sequence of Operation

Describes the step-by-step process of the water heater's operation.

Specifications

Lists technical data and performance characteristics of the water heater models.

Bypass and Boosting Features

Bypass Operation

Explains the function and types of bypass operation in the water heater.

In-Series Gas Boosting

Details how the heater functions in a solar boosting system.

Remote Control and Maintenance

Remote Controller Operation

Explains how to use and set up optional remote controllers.

Maintenance Information

Details how to access and interpret operational data for maintenance.

Troubleshooting and Fault Finding

How to Fault Find

Outlines the recommended procedure for diagnosing and rectifying faults.

Error Codes and Diagnostics

Lists error codes, causes, and diagnostic test points for troubleshooting.

Resetting Error Codes

Provides instructions for clearing error codes after repairs.

Component Replacement Procedures

General Replacement Procedures

Covers common procedures like front panel removal and general replacement steps.

Gas Type Conversion

Parts Identification

Exploded Views

Illustrates the physical layout and part numbering of the water heater.

Parts Lists

Lists part numbers for components shown in exploded views.