DescriptionThis video provides step-by-step instructions for replacing the engine pulley (or drive pulley) on Craftsman and Husqvarna riding lawn mowers. The most common reason for replacing the pulley is when it is broken or worn, causing the blades to not turn.
All of the information in this engine pulley replacement video is applicable to the following brands: Craftsman, Husqvarna
Tools used: 5/8” socket, pipe wrench
Step-By-Step Instructions1
Before you replace the drive pulley on your riding mower Make sure the ignition switch is in the “off” position and the key has been removed.
2
Confirm that the mower deck is at its lowest position and that the clutch actuator lever is in the “off” position.
3
Now engage the brake and remove the deck belt from the drive pulley and guides.
4
Use a 5/8th inch socket and a pipe wrench to loosen and unthread the drive pulley mounting bolt.
5
Remove the old pulley from the engine shaft and detach the drive belt.
6
You’re now ready to install the new drive pulley.
7
Loop the drive belt onto the pulley as you position the pulley on the engine shaft.
8
Keep the belt on the inside of the guides.
9
Replace the mounting bolt to secure the pulley.
10
Loop the deck belt onto the new pulley and align it in the guides.