Bradford White URG250T6N-394-475-264 User Manual

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Manual 238-51546-00B REV 10/18
SERVICE
MANUAL
Troubleshooting Guide
and Instructions for Service
(To be performed ONLY by
qualified service providers)
Models Covered
by This Manual:
URG230T*N
URG240S*N
URG240T*N
URG250L*N
URG250H*N
URG250T*N
URG250S*N
URG130T*N
URG140T*N
URG150T*N
(*) Denotes Warranty Years
Flammable Vapor Ignition Resistant
Water Heaters
Ultra Low NOx Gas Water Heaters

Bradford White URG250T6N-394-475-264 Specifications

General

Model Number	URG250T6N-394-475-264
Fuel Type	Natural Gas
Tank Capacity	50 Gallons
Energy Factor	0.64
Diameter	22 inches
Warranty	6 Years
Vent Type	Atmospheric Vent
Type	Gas Water Heater
BTU Input	40, 000 BTU/hour

Summary

Safety Warnings and Precautions

Critical Safety Information

Covers essential warnings for fire, explosion, personal injury, and gas leak prevention.

System Introduction and Operation

Introduction to ECO-DEFENDER Series

Overview of the Bradford White ECO-DEFENDER Safety System and its purpose.

How the Safety System Works

Troubleshooting and Diagnostics

LED Status Code Interpretation

Diagnosing issues using electronic gas control LED flash codes.

ED Service Procedure I: Burner Maintenance

Burner Operation Inspection, Cleaning, and Replacement

Detailed steps for inspecting, cleaning, and replacing the water heater's burner.

ED Service Procedure II: Pilot System

Pilot Inspection, Testing, and Replacement

Procedures for pilot assembly inspection, testing, and replacement.

ED Service Procedure III: Gas Control

Gas Control Testing and Replacement

Steps for testing and replacing the gas control unit.

ED Service Procedure IV: Chamber Sensor

Chamber Sensor Testing

ED Service Procedure V: Thermopile

Thermopile Testing and Replacement

ED Service Procedure VI: Igniter and Electrode

Igniter, Electrode Testing and Replacement

ED Service Procedure VII: Thermal Switch

Resettable Thermal Switch Testing and Replacement