Windsor Sensor Pulley Belt for SR-12, SR-15, SR-18 Commercial DC25 When the brush roll sits

When the brush roll sits still even though the belt is intact and unbroken

and a shaft that no longer spins freely drags on every pass

Confirm your machine is a Royal 4250 or 4350 before ordering

This replacement restores the convenient one-touch cord management your vacuum was designed to provide

The gasket seals the joint around the motor

Windsor Sensor Pulley Belt for SR-12, SR-15, SR-18 Commercial DC25 When the brush roll sitsThe Windsor Sensor pulley belt (Part #52 3304 04) is a replacement belt that works with the clutch belt to drive the brush roll on Windsor Sensor commercial uprights. It fits the SR 12, SR 15, and SR 18, and is also referenced as WI 5379 and 312 3M HTDII 6. The two belts form a system that controls brush engagement for different carpet types. When this pulley belt wears, the brush roll may spin only intermittently or fail to engage at all on a