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A.O. Smith GCV Series User Manual

A.O. Smith GCV Series
44 pages
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MODELS: GCV, GCVH, GCVL, GVR, XCV, XCVL,
XGV, XVR - SERIES 200/201
GVRL, XVRL (40-Gallon Short) SERIES 202/203
06/09 316877-000
SERVICE HANDBOOK FOR
STANDARD RESIDENTIAL
FVIR GAS WATER HEATERS
http://waterheatertimer.org/How-to-troubleshoot-gas-water-heater.html
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A.O. Smith GCV Series Specifications

General IconGeneral
Vent TypeAtmospheric Vent
TypeGas
DimensionsVaries by model
Warranty6 years on tank and parts
Capacity40 to 50 gallons

Summary

Troubleshooting Quick Reference

Basic Installation and Operation

Water Heater Installation Overview

Provides a diagram and basic steps for installing the unit.

Key Components and Controls

Identifies essential parts like valves, probes, and controls.

Burner and Pilot Operation

Explains the ignition and combustion process of the burner.

Safety Systems (ECO and TCO)

Details the function of safety cut-off switches.

Thermostat and Temperature Control

How temperature is regulated and adjusted.

Maintenance and Servicing Procedures

Checking Gas Supply Pressure

Procedure for testing gas pressure.

Combustion Air and Venting Tests

Diagnosing airflow problems.

Thermocouple Output Test

Verifying thermocouple voltage.

Gas Control Valve/Thermostat Test

Testing safety shut-off features.

Component Replacement

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