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If
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Check
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Excessive Machine Vibration
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Engine speed too slow.
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Deck drive belt not tensioned correctly.
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Mower blades not balanced.
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Machine Will Not Move with Engine Running
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Park brake locked.
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Transmission oil level low.
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Transmission oil cold – allow engine to warm up.
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Pump drive belt slipping or broken.
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Pump free-wheel valves open.
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Transmission problems. See your John Deere dealer.
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Machine Creeps with Engine Running and Motion Control Levers
in a Neutral Position
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Needs motion control linkage adjustment.
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Engine speed too slow.
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