Error code reference

Bradford White Water Heater Error Code 14

Thermal fuse has activated due to excessive heat exchanger temperature.

SourceBradford White EverHot Exterior Tankless Gas Water Heater - Service Manual (IGE-199 Series)p. 23

Diagnostic procedure

The full 14 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
Ensure dip switches are set to the proper position. Ensure high fire and low fire manifold pressure is correct. Check gas type of unit and ensure it matches gas type being used. Check heat exchanger for cracks and/or separations. Check resistance on safety circuit.

SourceBradford White EverHot Exterior Tankless Gas Water Heater - Service Manual (IGE-199 Series)p. 23

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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Where this code is documented

2 manuals in the MyPros+ library document this code for Bradford White water heater.

Models covered by the manuals that document this code

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