Michaels for Model Number ZEK958SF4SS When the upper oven is on "convection roast", it's very slow to heat up. Seems to be heating up OK in the other modes. Bottom oven works normally. Thank you
Answer Hello Michaels, and thank you for your question. If the convection fan motor WB26T10033 is operating properly, the convection element WB44T10054 would need to be tested for resistance after unplugging the range power cord. The convection element should measure around 23 Ohms. However, if the fan motor is not operating properly, but it receives 120 Volts AC when a convection bake is set, the motor has failed. Unfortunately, the convection motor has been discontinued and is no longer available. Read More... Answered by AppliancePartsPros.com | Friday, December 19, 2025