Model reference

Bradford White URG230T*N

Name: Bradford White URG230T*N
Brand: Bradford White

Water Heater

1 document21 error codes

Available documentation

Service Manual

Ultra Low NOx Gas Water Heaters Service Manual Troubleshooting Guide and Instructions for Service30 pg
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1 flash (V1) on my Bradford White URG230T*N

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Pilot flame is detected and gas control

From Service Manual 493150, p.42:

1.Access service mode to confirm the active fault code and read stored error history.

2.Disconnect the sensor and measure resistance. Expected: 10 kΩ to 12 kΩ at 77°F (25°C).

3.Check the sensor harness for opens. A reading outside 5 kΩ to 50 kΩ indicates a failed sensor.

Part WP8577274

Temperature thermistor

Error codes (21)

CodeMeaning

1 flash (V1)Pilot flame is detected and gas control is powered, waiting for setpoint knob…1 flash every 4 sec green (V2)Not an error; indicates pilot is lit and main burner is off 1 flash every sec green (V2)Not an error; indicates main valve is open and main burner is lit.10 flashes (V1)Insufficient combustion air detected.10 flashes red (V2)Abnormal combustion chamber temperature profile during heating cycle…2 flashes (V1)Weak pilot signal detected; system will reset when pilot flame is sufficient.2 flashes yellow (V2)Low thermopile voltage; main valve not turned on.3 flashes (V1)Insufficient water heating; system will reset 4 flashes (V1)Excessive tank temperature; system must be reset 4 flashes red (V2)Temperature cut-out limit reached.5 flashes (V1)Temperature sensor fault due to damage or resistance out of range.5 flashes red (V2)Water temperature sensor failure.6 flashes (V1)Chamber temperature sensor out of specification; possible short.6 flashes red (V2)Door temperature sensor failure.7 flashes (V1)Gas valve electronic fault detected 8 flashes (V1)Standing pilot remains on while setpoint knob is in OFF position; pilot valve…9 flashes red (V2)Tank leakage detected by accessory module.LED on continuously (V1)Setpoint knob has been recently turned to the OFF position; wait until LED goes…LED strobe (V1)Thermostat calling for heat, no faults; tank temperature is below setpoint of…No LEDPilot assembly is not lit; gas control is not powered.Solid ON red (V2)Not an error; indicates the control is in OFF mode.

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