Bradford White D-80T-725-3NA Quick Service Guide

Type
Quick Service Guide

This manual is also suitable for

The Bradford White D-80T-725-3NA is a gas-fired water heater with a 75-gallon tank and a high-efficiency design that provides ample hot water for your home. It features a direct-vent design that draws combustion air from outside, making it ideal for enclosed spaces. The water heater also boasts an impressive Energy Factor of 0.67, which means it operates efficiently, saving you money on your energy bills. Additionally, the D-80T-725-3NA comes equipped with a built-in diagnostic system that helps identify any issues quickly and easily.

The Bradford White D-80T-725-3NA is a gas-fired water heater with a 75-gallon tank and a high-efficiency design that provides ample hot water for your home. It features a direct-vent design that draws combustion air from outside, making it ideal for enclosed spaces. The water heater also boasts an impressive Energy Factor of 0.67, which means it operates efficiently, saving you money on your energy bills. Additionally, the D-80T-725-3NA comes equipped with a built-in diagnostic system that helps identify any issues quickly and easily.

Technical Support
800-334-3393
Error Code Definition Service Action Possible Parts Needed
www.bradfordwhite.com
PDV/D Series Draft Induced - ICON HD
4 Low flame sense signal Check micro amps 1) Pilot assembly
Inspect pilot assembly and wires 2) Control board
2 Pressure switch failed to open Verify pressure switch is closed 1) Pressure switch
Check for vent restriction
18 Gas valve fault Change gas valve 1) Gas valve
29 Pressure switch failed to close Verify pressure switch is open 1) Pressure switch
Check for vent restriction
6 Flame sensed out of normal sequence Verify if pilot is present 1) Gas valve
Is gas valve powered by 24V? 2) Control board
Inspect flame sensor/wire 3) Flame sensor
23 Flame detected before ignition Check flame sensor/wire 1) Flame sensor
Check gas valve 2) Gas valve
24 Flame detected after heating cycle completes Check flame sensor 1) Flame sensor
Check gas valve 2) Gas valve
31 Upper temp sensor-incorrect reading Measure resistance of upper sensor 1) Upper temp sensor
2) Control board
32 Lower temp sensor-incorrect reading Measure resistance of lower sensor 1) Lower temp sensor
2) Control board
57 Flame sensor shorted to ground Inspect flame sensor wire 1) Pilot assembly
Inspect pilot assembly 2) Pilot shield
Inspect pilot shield 3) Control board
58 Power supply problem (line voltage) Verify proper supply voltage None
Check grounding/polarity
59 Line voltage too low or high Verify dedicated circuit is being used None
61 DC voltage unstable Verify transformer output is 22-27 Vac 1) Control board
2) Transformer
62 Ignition failure Verify gas pressure 1) Pilot assembly
Inspect pilot assembly 2) Control board
Test for 24V from control to pilot valve 3) Gas valve
63 Ignition failure Verify gas pressure 1) Pilot assembly
Inspect pilot assembly 2) Control board
Test for 24V from control to pilot valve 3) Gas valve
64 Electronics failure Verify all electrical connections 1) Control board
Check wire connections / ground 2) Display
3) Pilot assembly
65 High water temperature (over 200F) Measure resistance of upper sensor 1) Upper temp sensor
Measure resistance of lower sensor 2) Lower temp sensor
3) Control board
NOTE: Check all wire connections
Check gas inlet and manifold gas pressure
Check for grounding connections
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Bradford White D-80T-725-3NA Quick Service Guide

Type
Quick Service Guide
This manual is also suitable for

The Bradford White D-80T-725-3NA is a gas-fired water heater with a 75-gallon tank and a high-efficiency design that provides ample hot water for your home. It features a direct-vent design that draws combustion air from outside, making it ideal for enclosed spaces. The water heater also boasts an impressive Energy Factor of 0.67, which means it operates efficiently, saving you money on your energy bills. Additionally, the D-80T-725-3NA comes equipped with a built-in diagnostic system that helps identify any issues quickly and easily.

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