Removed cover on top of VAR mixer and removed drive belt and installed new drive belt. found only had one belt for motor pulley and unit needs 3 so will pick up 2 more belts locally and return. 3-19-21 Returned with parts. removed control panel and removed tension spring from mixer, removed all 3 belts and replaced them with new belts. put tension spring and control panel back in and greased both bearings and tested operation of mixer. unit is working properly but found pulley on motor has bad bearing holding pulley on it and pin is worn out and has hole where it sits and is worn out. will need to get part number and prices for repair. work is completed on this work order. will need to make up new call for this.