Error code reference

Electrolux Water Heater Error Code 72

Flame rod circuit abnormality - detection of flame when no flame is present.

SourceElectrolux Gas Water Heater - Service Manual (EN/EP18-19WI30LS)p. 19-20

Diagnostic procedure

The full 72 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
Measure the current from the flame rod when there is no flame; check for a ground fault.

SourceElectrolux Gas Water Heater - Service Manual (EN/EP18-19WI30LS)p. 19-20

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

1 manual in the MyPros+ library documents this code for Electrolux water heater.

Models covered by the manuals that document this code

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