Repair work to replace the long-standing air conditioner belt - HW60 excavator (revised version)

The air conditioner, which had been on the verge of breaking down for a month, finally broke down. This is a repair video of a frustrated me rushing to fix it. Please use it for reference only.
Re-upload including some repair processes.
Supplies: V belt (11M9-90260, manufacturer DRB), Monkey Spare 12mm box ring and extension bar, spare 17mm, hammer
#excavator #excavator #excavator #3w