American Standard PLC 100-76

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REV. APRIL 2021 ITEM 420011141900

WARNING: If the information in these instruc-

tions is not followed exactly, a fire or explosion

may result causing property damage, personal

injury or death.

- Do not store or use gasoline or other flam-

mable vapors and liquids in the vicinity of this

or any other appliance.

- 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.

- Installation and service must be performed by

a qualified installer, service agency or the gas

supplier.

NEW STANDARDS IN WATER HEATING

Residential-Duty Commercial

Operation, installation

and service manual

Residential-Duty Commercial Water Heater

MODELS:

PLC 75-76, PLC 100-76,

PLR 75-76, PLR 100-76

561 New York Drive, Pomona, California 91768

Toll Free: (800) 900-9063 - Fax: (909)392-7302

Main Page

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Summary

Introduction and Safety Information

General Safety Warnings

Critical safety advice, covering fire, explosion, and hazardous material risks.

Warranty and Consumer Responsibilities

Outlines manufacturer warranty limitations and consumer obligations for proper use and maintenance.

Installation Procedures

General Installation Requirements

Covers general principles, inspection, and initial considerations for water heater installation.

Location and Clearances

Guidance on selecting an appropriate installation location and required clearances.

Venting and Air Supply

Requirements for combustion air, ventilation, and proper venting system installation.

Water and Gas Connections

Detailed instructions for connecting water supply and gas piping.

Operation and System Components

Temperature and Pressure Relief Valve

Installation and maintenance of the T&P relief valve for safety.

Filling the Heater with Water

Procedure for filling the tank with water before initial operation.

Operating Instructions

Step-by-step guide for safely starting and operating the water heater.

Maintenance and Troubleshooting

Tank Cleaning and Draining

Instructions for periodic tank cleaning and draining to maintain performance.

Common Issues and Remedies

Identifies common problems and provides solutions for water heater malfunctions.

Replacement Parts List

A list of part numbers and descriptions for ordering replacement components.