Disassembly Volvo vnl d13 alternator belt tentioner explain. 21454379 89477

[@paulshull9247]

Thank You for video & mentioning to not try to interchange the Mack tensioner, so as to not be grieved w any additional time loss. Good Day To You, out there in Sacramento 👍

[@rodrigomodesto1884]

Thank you so much man very helpfull appreciated !!!!!!

[@samyelalem]

Is this the alternator belt or the fan belt tensioner?

[@rustamatabekov740]

Nice videos! Saving a lots of money thanks to your videos. BTW do you know is there dayco alternative for a fan belt idler pulley volvo d13 ?

[@volvobigtrucks8640]

Yep. Dayco p#89477 replacement for 21454379

[@kupangforeman3901]

How to open loose Skru tensioner (alignkey)???

[@nramroop79]

Hi bud .. could I just change the bearings ?

[@volvobigtrucks8640]

You probably can but the spring part of the tensioner is what fails most of the time.