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Error code reference
Bradford White Water Heater Error Code Solid ON red (V2)
Not an error; indicates the control is in OFF mode.
SourceBradford White Ultra Low NOx Water Heaters - Service Manual: ECO Defender Seriesp. 9
Diagnostic procedure
The full Solid ON red (V2) procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Wait until LED turns off if you want to restart system. LED will go out and the control will function normally once the pilot is lit.
SourceBradford White Ultra Low NOx Water Heaters - Service Manual: ECO Defender Seriesp. 9
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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