Skip to main content
Error code reference
Wolf Range Error Code 2421
The RTD circuit on the relay board is malfunctioning (right oven).
SourceWolf 30" and 36" Induction Range with Dual VertiFlow™: After Serial 18745023 (Vol. 5): Service Manual
Diagnostic procedure
The full 2421 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
Check RTD wiring; if RTD is faulty, replace RTD.
SourceWolf Service Manual: Professional Induction Range (Vol. 6): Service Manual
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
Unlock 2421 procedure $9.95
Or subscribe: $29/month for all codes plus Max diagnostics, with 70 Max messages a day. Plus applicable tax.
Where this code is documented
3 manuals in the MyPros+ library document this code for Wolf range.
Models covered by the manuals that document this code
75,000+ service documents · 20,000+ error codes · 100+ brands
Get Started$29/month · Cancel anytime · Or $9.95 3-day pass · Plus applicable tax