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Rheem 871 Series User Manual

Rheem 871 Series
76 pages
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This water heater must be installed and serviced by a qualified person.
Please leave this guide with the householder.
Owner’s Guide
and
Installation Instructions
Continuous Flow
Gas Water Heater
871, 875 Series
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Rheem 871 Series Specifications

General IconGeneral
BrandRheem
Model871 Series
CategoryWater Heater
LanguageEnglish

Summary

About Your Water Heater

Water Heater Application and Operation

Details the intended use, operation principles, and gas boosting for solar systems.

Model Types and Temperature Settings

Specifies Rheem models, preset temperatures, and temperature control options.

Safety Precautions and Scald Risk

Covers scald risk, safety precautions, maintenance, and frost protection measures.

Installation and Operational Guidance

Discusses correct installation, water chemistry, and lifespan factors.

Temperature Control

Standard Controller Operation and Features

Explains functions, settings, and operation of standard Kitchen and Bathroom controllers.

Deluxe Controller Operation and Features

Details functions, settings, and operation of Deluxe controllers, including Bath Fill mode.

Bath Fill Mode Operation

Provides detailed operation of the Bath Fill mode for delivering selected water volume/temperature.

Water Supplies

Water Supply Requirements and Saturation Index

Covers water chemistry, supply changes, and saturation index for warranty.

Save a Service Call

Troubleshooting Common Issues

Addresses no display, cold water, temperature issues, and water flow fluctuations.

Advanced Troubleshooting and Error Codes

Covers error codes, gas bills, booster frequency, and fan operation.

Installation - Water Heater

Installation Standards and Location

Covers standards, location, flue clearances, safe trays, and pipe covers.

Water Supply, Pressure, and Delivery

Details mains supply, frost protection, hot water delivery, and scald risk.

System Configurations and Technical Data

Covers circulated systems, heat losses, diagrams, dimensions, and technical specifications.

Connections – Plumbing

Plumbing Connection Details

Specifies connection sizes, water inlet/outlet, pipe sizing, and gas inlet requirements.

Connections – Electrical

Electrical Requirements and Power Consumption

Details electrical work, wiring rules, and power consumption of the water heater.

Installation - Controllers

Controller Installation Guidelines

Covers controller types, locations, and wiring installation procedures.

Connecting Controllers to Water Heater

Step-by-step guide for physically connecting controller cables to the unit.

Commissioning

Initial Startup and Gas Pressure Checks

Covers turning on the heater, gas inlet pressure, and burner gas pressure checks.

Burner Gas Pressure Adjustment

Details checking and adjusting burner gas pressure at minimum and maximum settings.

Preset Outlet Temperature Adjustment

Details preset temperature adjustment and turning off the water heater.

Turning Off the Water Heater

Procedure for turning off the water heater upon completion of installation.

Draining the Water Heater

Draining Procedure

Provides instructions on how to drain the water heater.

Rheem Warranty

Warranty Coverage and Exclusions

Outlines what is covered by the warranty and common exclusions.

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