Skip to main content
Error code reference
Wells Oven Error Codes
4 error codes documented with diagnostic procedures.
Have your model number? Get codes specific to your unit.
HTR ERRORHeating element is not working properly, displayed on startup.INCORRECT CARDThe inserted smart card is not recognized or is incompatible during O/S loading procedure.MTR ERRORFan motor is not working properly, displayed on startup.TOO COOLOven has not yet reached the pre-set temperature of 375°F during heat-up; oven will not…
Get the full diagnostic procedure for any code
Step-by-step tests, expected values, wiring diagram references, and verified part numbers.
Get Started $9.95 3-day pass$29/month for all brands and Max diagnostics, with 70 Max messages a day. Plus applicable tax.