Husqvarna Rider 111 B Workshop Manual page 38

Reparation instructions
4 Lift off belt 3 (cutting deck drive) from the belt
tensioner.
5 Unhook the spring using pliers. Note that it
should be placed with the loop to the right during
the assembly, to prevent the lifting chain from
getting stuck.
6 Unscrew the blade brake package.
36
– English
7 Pull belt 3 off the deck belt pulley.
8 Lift off belt 4 over the deck belt pulley and
forwards.
Fit the belt in the reverse order.