Bradford White D65T399 User Manual

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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 D65T399 Specifications

General

Capacity	65 Gallons
Vent Type	Atmospheric Vent
Fuel Type	Natural Gas
Input BTU	40, 000 BTU/hr
Warranty	6 years

Summary

Features of Honeywell Integrated Controls System

Introduction

Tools Required for Service

Lists necessary tools for water heater servicing and troubleshooting.

Specifications

Sequence of Operation

Lockout Condition

Explains soft and hard lockout conditions and reset procedures.

Troubleshooting

No Heater Operation or Blank Display

Addresses issues where the water heater is unresponsive or has a blank display.

Damper and Burner Operation Checks

Guides through checking flue damper movement, pilot flame, and main burner ignition.

Service Mode Access and Navigation

Details how to enter and navigate the water heater's service mode functions.

Service Mode Display and Setting Adjustments

Explains viewing and modifying setpoints, temperature format, and sensor readings.

Error Code History Display

Covers viewing past error codes and their status in the display.

Error Code Definitions

Provides meanings and definitions for various error codes encountered.

Lockout Condition Reset Procedures

Provides procedures for resetting soft and hard lockout states after correcting malfunctions.