Husqvarna L 321AH Operator's Manual page 22

5. Remove the blade bolt, lock washer, hard washer
and the blade.
6. Remove the mulch plug.
7. Remove the rear insert.
8. Remove the belt cover and the ring.
16
9. Disconnect the cable from the transmission and
remove the idler pulley from the idler assembly.
10. Remove the front belt keeper.
11. Remove the drive belt from the transmission pulley.
12. Remove the 3 idler pulleys from the idler assembly.
13. Remove the drive belt from blade adapter and the
idler assembly.
14. Attach locking pliers to the input shaft of the
transmission. Loosen the engine pulley with a 9/16"
box wrench to remove the transmission pulley.
15. Remove the drive belt.
1240 - 001 - 08.07.2019