Toro 38700 Service Manual page 18

Problem
There is abnormal vibration.
The broom does not stop
when the drive lever is
released.
The broom wears out
prematurely.
The speed selector is
difficult to move or frozen
in place.
Walk-Behind Rotary Broom Service Manual
SPECIFICATIONS & MAINTENANCE
Possible Cause
1. The broom assembly is loose
or damaged.
2. The engine mounting bolts are loose.
3. Engine pulley or idler pulley is loose.
4. The engine pulley is damaged.
5. The belt is damaged.
1. The broom drive belt is out of
adjustment.
1. You are using the incorrect
broom height.
1. The hex shaft needs lubrication.
Corrective Action
1. Tighten the hardware. Replace the
broom assembly.
2. Tighten the engine mounting bolts.
3. Tighten the appropriate pulley.
4. Install a new belt.
1. Check the broom drive adjustment.
1. Adjust the broom height.
1. Lubricate the hex shaft.
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