How do you replace fan belt on Kubota B7100 tractor with 4wd?

To replace the fan belt on a Kubota B7100 tractor with 4WD, first, ensure the tractor is turned off and secure it on a level surface. Remove the fan belt cover, if applicable, and then loosen the tensioner or the alternator bracket to relieve tension on the old belt. Remove the old belt and install the new one, ensuring it’s properly seated on all pulleys. Finally, adjust the tensioner to set the correct tension on the new belt, recheck alignment, and replace any covers.