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A.O. Smith Cyclone XL BTHS 1000A User Manual

A.O. Smith Cyclone XL BTHS 1000A
44 pages
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SERVICING SHOULD ONLY BE PERFORMED BY A QUALIFIED SERVICE TECHNICIAN
PRINTED 0220 100314732 2000568400 Rev. A
Service Handbook
COMMERCIAL GAS WATER HEATERSCOMMERCIAL GAS WATER HEATERS
MODELS
BTHS 750A & 1000A
SERIES 100 & 101
INSTALLATION - OPERATION
- SERVICE - MAINTENANCE
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A.O. Smith Cyclone XL BTHS 1000A Specifications

General IconGeneral
CategoryWater Heater
Frequency60 Hz
ModelBTHS 1000A
Power1000 kW
Water Pressure150 psi

Summary

Introduction and Installation Basics

Qualifications

Defines requirements for qualified installers and service agencies.

Service Warning

Crucial safety warning for unqualified individuals.

Installation Considerations

Key factors for proper installation.

Air Requirements

Importance of combustion and ventilation air.

System Components and Operation

Features and Components

Identifies key components of the water heater.

Combustion Blower

Describes the combustion blower assembly and its control.

Flame Sensor

Explains the function of the flame sensor for ignition.

Temperature Probe

Details the temperature probe and ECO switch function.

Sequence of Operation Flow Chart

Illustrates the sequence of operation for heating cycles.

Troubleshooting Faults and Errors

Fault and Alert Codes

Overview of fault and alert codes for diagnostics.

Low Gas Pressure

Details causes and checks for low gas pressure faults.

Ignition Failure

Explains the 'Ignition Failure' error code and its causes.

Flame Sensor Error

Describes causes and checks for flame sensor errors.

No Water

Explains the causes and checks for the 'No Water' error.

Installation, Electrical, and Control System

Venting

General information on venting configurations.

Electrical Connections – All Models

Requirements for power supply and electrical wiring.

Installation Check List

Critical installation requirements to prevent operational problems.

CCB (Central Control Board)

Introduces the CCB as the main control unit.

Wiring Diagram

Provides a comprehensive wiring diagram of the water heater.

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