To replace the belt on Sanitaire, please follow these steps
How to replace a worn belt
1. Release cam locks and remove bottom plate. Pull up on belt to rotate it off of the motor pulley. Lift up on
brushroll and remove worn belt. Place new belt around the brushroll. Align brushroll pulley with belt guide.
2. Ensure rubber end cap cover is installed correctly. Align end caps with slots in cleaner base. Push brushroll into base.
3. Place lower side of belt into belt guide and pull to stretch the belt around the left side of the motor pulley. Rotate pulley to secure the belt into the groove. Replace bottom plate and secure with the cam locks.
Warning: Belt pulleys can become hot during normal use. To prevent burns, avoid touching the belt pulley
when servicing the drive belt.