American Standard D80-125 User Manual

150158 Rev. 03 January-2011
OPERATING, INSTALLATION AND SERVICE MANUAL
COMMERCIAL GAS WATER HEATER
WITH FLUE DAMPER AND ELECTRIC
IGNITION SYSTEM WITHOUT FAN MOTOR
REQUIRES 120V A.C. POWER SUPPLY
WARNING: If the information in these instructions is not followed exactly, a fire
or explosion may result causing property damage, personal injury or death.
THIS APPLIANCE SHALL NOT BE INSTALLED IN ANY LOCATION WHERE
FLAMMABLE LIQUIDS OR VAPORS ARE LIKELY TO BE PRESENT.
FLAMMABLE VAPORS MAY BE DRAWN TO THIS WATER HEATER FROM OTHER
AREAS OF THE STRUCTURE BY AIR CURRENTS.
CAUTION THIS WATER HEATER SHOULD NOT BE USED TO HEAT A SPA OR HOT TUB
THIS WATER HEATER SHALL NOT BE INSTALLED IN BATHROOMS, BEDROOMS,
OR ANY OCCUPIED ROOM NORMALLY KEPT CLOSED.
WARNING
This water heater is equipped for one type gas only. Check the data plate near the control access panel for the correct gas. DO NOT
USE THIS WATER HEATER WITH ANY GAS OTHER THAN THE ONE LISTED ON THE DATA PLATE. Failure to use the correct gas
can cause problems which can result in DEATH, SERIOUS BODILY INJURY OR PROPERTY DAMAGE. If you have any questions or
doubts consult your gas supplier or gas company. Water heaters for bottled, propane or liquefied petroleum gas (LPG) are different from
natural gas models. A natural gas heater will not function safely on bottled, propane or liquefied petroleum gas (LPG) and no attempt
should be made to convert a heater from natural gas to any other gas. An odorant is added to the gas used by this water heater.
IF YOU HAVE QUESTIONS THAT ARE NOT ANSWERED IN THE MANUAL YOU MAY CALL THE TOLL
FREE NUMBER 800 900-9063 OR CONTACT US BY EMAIL AT: engineering@waterheaters.com.
DO NOT CONTACT US BY TELEPHONE OR EMAIL FOR WARRANTY REGISTRATION. YOUR WATER
HEATER SERIAL NUMBER IS ALREADY ON FILE. THE WARRANTY IS ACTIVATED AT THE TIME OF
PURCHASE. KEEP YOUR RECEIPT TO SHOW TO SERVICE PERSON IF SERVICE IS REQUIRED.
Do not store or use gasoline or other flammable vapors and liquids in the
vicinity of this or any other appliance.
WHAT TO DO IF YOU SMELL GAS
l
Do not try to light any appliance.
l
Do not touch any electrical switch; do not use any phone in your
building.
l
Immediately call your gas supplier from a neighbor’s phone. Follow the
gas supplier’s instructions.
l
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.

American Standard D80-125 Specifications

General

Brand	American Standard
Model	D80-125
Category	Water Heater
Language	English

Summary

Safety Precautions

Flammable Vapors and Liquids

Warning against storing or using flammable materials near the appliance.

Gas Leak Detection and Response

Instructions on what to do if a gas smell is detected, emphasizing safety steps.

Qualified Personnel for Installation

Requirement for installation and service to be performed by qualified professionals.

Installation Location Restrictions

Prohibits installation in areas with flammable liquids/vapors or in specific rooms.

Correct Gas Type Usage

Emphasizes using only the gas type specified on the rating plate for safety.

Critical Safety Dangers

Flammable Vapor Ignition Hazard

Explains the risk of explosion and severe burns from flammable vapors igniting.

Scalding Water Hazard

Warns that water over 125°F can cause instant severe burns or death, with children at higher risk.

General Installation Guidelines

Installation Location Requirements

Prohibited Installation Locations

Lists locations like bathrooms, bedrooms, and garages where installation is restricted or conditional.

Installation Clearances and Air Requirements

Clearances from Combustible Construction

Garage Installation Safety

Combustion and Ventilation Air Supply

Outlines requirements for adequate air supply for combustion and ventilation, referencing codes.

Installation Environment and Venting

Water Damage Prevention and Drain Pans

Venting System Requirements

Covers checking for spillage, vent sizes, draft diverters, and vent piping connections.

Installation Procedures

Flue Damper Installation Steps

Water Connection Guidelines

Gas Piping Installation Requirements

Details on gas pipe material, unions, shut-off valves, drip legs, and torque specifications.

Safety and Component Details

Hydrogen Gas Formation Hazard

Temperature and Pressure Relief Valve

Covers the requirements, installation, discharge, and maintenance of the T&P relief valve.

Pre-Operation Checks and Electrical

Electrical Installation and Safety

Heater Filling Procedure

Installation Checklist

A comprehensive list of checks for location, water, gas, venting, electrical, and damper before starting the burner.

Additional Wiring Information

Wiring Diagram for High BTU Input

Appliance Operation and Safety Procedures

Damper Operation Sequence Explanation

Natural Gas Smell Safety Instructions

Provides step-by-step safety actions for detecting gas in natural gas models.

L.P. Gas Smell Safety Instructions

Provides safety actions for L.P. gas models, including specific leak behavior.

Operating Instructions

Pre-Operation Safety and Gas Checks

Crucial safety steps before operation, including gas checks and control knob use.

Lighting and Burner Operation

Detailed steps for igniting the pilot and main burner, and troubleshooting ignition issues.

Gas Valve Control and Shutdown

Performance and Maintenance

High Temperature Limit and Control

Emergency Shutdown and Tampering Warnings

Instructions for emergency shutdown and warnings against tampering with components.

Burner and Pilot Maintenance

Gas Pressure Specifications

Troubleshooting and Draining

Water Heater Draining Procedure

Common Complaints and Remedies

A table listing common issues, their causes, and suggested remedies.

Replacement Parts

Ordering Replacement Parts

Replacement Parts Illustration

Parts Identification Diagram

Combination Heating System Piping

Suggested Piping Arrangement