While you wait for answers, we may have found some information which could help you.
Click here for Westinghouse Fan Oven Modeloutside of ring of ceramic not working?
wiring help for Electrolux oven?
My Westinghouse 688 freestyle wall oven?
Westinghouse Oven 688?
How can I fix my Thermostat control for Westinghouse model KB251RDM2 ?
fan works, element does not?