Bradford White D100T199 User Manual

Save this manual for future reference
Manual 47985A REV 08/18
SERVICE
MANUAL
Troubleshooting Guide
and Instructions for Service
(To be performed ONLY by
qualified service providers)
Models Covered
by This Manual:
For The Bradford White
“D” Series Models:
D38T155
D75T(125,160,300)
D65T(370,399)
D80T(180,199,250)
D80T(425,505)
D100T(199,250)
D80L(399,450,505)
D100L(199,250,270,300)
D100S(199,250)
Gas Water Heaters
COMMERCIAL 24 VOLT FLUE DAMPER
SERIES WATER HEATER WITH HONEYWELL
INTEGRATED CONTROL SYSTEM
®

Bradford White D100T199 Specifications

General

Brand	Bradford White
Model	D100T199
Category	Water Heater
Language	English

Summary

Introduction

Tools Required for Service

Specifications

Sequence of Operation

Troubleshooting

Accessing Service Mode on the Water Heater Display

Guide for service personnel to access and use the water heater's service mode for diagnostics and settings.

Error Codes and Error History Display

Explains how error codes are displayed and how to access historical error data on the water heater.

Error Code Definitions

Lists and defines specific error codes displayed by the Honeywell integrated control for 24-volt damper models.

Resetting Lockout Conditions

Provides procedures for resetting soft and hard lockout conditions on the water heater, emphasizing safety.

Service Procedures

Thermostat Circuit Testing

Step-by-step guide for testing the thermostat circuit and related components for proper operation.

Pilot Operation Testing and Inspection

Procedures for testing pilot flame, ignition, and inspecting pilot assembly for proper function.

Main Burner Operation Testing

Steps to test main burner ignition, operation, and inspection of burner components.

Component Replacement and Inspection

Guides for replacing control boards, flue baffles, and anode rods, including inspection steps.

Generic Parts List

Glossary of Terms