While you wait for answers, we may have found some information which could help you.
Click here for K45 Kitchenaid MixerHow can I fix the coupling Kitchenaid blender KSB5SS0B3?
Kitchen Aid - speed lever?
kitchenaid mixer model k5m90wh?
kitchen aid 550 professional burned up motor?
Kitchenaid Mixer will not turn on?
Replace a Cord on a Kitchenaid 4c mixer?