Toro 74177 Operator's Manual page 50

Problem
Blades do not rotate.
Possible Causes
1. Drive belt is worn, loose or
broken.
2. Drive belt is off pulley.
3. Deck belt is worn, loose or
broken.
50
Corrective Action
1. Install new drive belt.
2. Install drive belt and check
adjusting shafts and belt guides
for correct position.
3. Install new deck belt.