Kenmore PCB Unit "B" - Fan ...
$70.99
Product details
Part KC85VDGUZ000 is a PCB "B" unit, the circuit board that houses the fan motor triac speed controller in a Kenmore vacuum. The triac on this board regulates the voltage reaching the motor, which is what lets the suction respond when you turn the speed dial.
When this board starts to fail, speed control usually goes erratic first: the dial may stop changing suction at all, jump between settings unpredictably, or the machine may cut out during use even though the motor itself still runs fine on its own. A direct board swap is the standard fix once those symptoms point away from the motor and toward the controller.
Electronic control boards like this one are not interchangeable across models the way a belt or filter can be, so confirm the part number on your machine's data plate or in its parts diagram matches KC85VDGUZ000 exactly before ordering, rather than going by model family alone.
- Part: KC85VDGUZ000, PCB "B" unit (fan motor triac)
- Function: regulates motor voltage for speed control
- Watch for: erratic speed response, unresponsive dial, or intermittent shutoff
- Before ordering: match this exact part number against your machine's data plate
