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A.O. Smith BL-100 User Manual

A.O. Smith BL-100
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1
Instruction Manual
PRINTED 1215 324258-002
KEEP THIS MANUAL IN THE POCKET ON HEATER FOR FUTURE REFERENCE
WHENEVER MAINTENANCE ADJUSTMENT OR SERVICE IS REQUIRED.
ULTRA LOW NOX COMMERCIAL GAS WATER HEATERS
For Your Safety
AN ODORANT IS ADDED TO THE GAS USED
BY THIS WATER HEATER.
MODELS BL-80/BL-100
Series 100
INSTALLATION - OPERATION - SERVICE
- MAINTENANCE - LIMITED WARRANTY
PLACE THESE INSTRUCTIONS ADJACENT TO HEATER AND NOTIFY OWNER TO KEEP FOR FUTURE REFERENCE.
Read and understand this instruction
manual and the safety messages
herein before installing, operating or
servicing this water heater.
Failure to follow these instructions and
safety messages could result in death
or serious injury.
This manual must remain with the
water heater.
500 Tennessee Waltz Parkway
Ashland City, TN 37015
Low Lead Content
WARNING: If the information in these
instructions 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
flammable 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 neighbors phone. Follow the
gas suppliers 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.

Table of Contents

Questions and Answers:

A.O. Smith BL-100 Specifications

General IconGeneral
BrandA.O. Smith
ModelBL-100
CategoryWater Heater
LanguageEnglish

Summary

Safe Installation, Use, and Service

General Safety Information

Introduction

Qualified Installer or Service Agency

Requirements for personnel performing installation and service.

Installation Considerations

Location Considerations

Hot Water Scald Hazards

Risks of severe burns from excessively hot water.

Location-Specific Hazards

Property damage, fire, and explosion risks related to installation sites.

High Altitude

Clearances

Required minimum distances from water heater to combustible materials.

Breathing Hazard - Carbon Monoxide Gas

Risks of carbon monoxide poisoning from improper venting.

Installation Requirements

Gas Supply Systems

Guidelines for connecting the water heater to the gas supply.

Mixing Valves

Installation and safety considerations for mixing valves.

Water Piping and Components

Temperature-Pressure Relief Valve

Function, requirements, and hazards of the T&P relief valve.

Filling the Water Heater

Air Requirements

Venting

Vent Pipe Requirements

Gas Piping

Sediment Traps

For Your Safety Read Before Lighting

Lighting Instructions

Temperature Regulation

Checking Gas Input

Operational Conditions

Periodic Maintenance

Anode Rod Inspection

Temperature-Pressure Relief Valve Test

Lime Deposit Removal Procedure

Deliming Using Flo-Jug Method

Draining and Flushing

Leakage Checkpoints

Troubleshooting Guidelines

Water Piping Diagrams

Limited Warranty

Warranty Coverage Details

Information on warranty start date, covered/excluded items, and limitations.

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