Exmark 312 ユーザーズマニュアル
Troubleshooting
Problem
Possible Cause
Corrective Action
1. Drive belt is worn, loose or broken.
1. Check the belt tension.
2. Drive belt is off pulley.
2. Check belt for damage; replace if
necessary. Install drive belt and check
adjusting shafts and belt guides for correct
position.
adjusting shafts and belt guides for correct
position.
3. Deck belt is worn, loose or broken.
3. Install new deck belt.
4. Deck belt is off pulley.
4. Install deck pulley and check the idler
pulley, idler arm and spring for correct
position and function.
position and function.
5. Broken or missing idler spring.
5. Replace the spring.
Blades do not rotate.
6. PTO clutch does not engage.
6. Contact an Authorized Service Dealer.
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