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System Overheats.
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Oil cooler or radiator plugged.
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Blow air through core and clean.
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Lack of charge oil flow.
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See your John Deere dealer.
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Engine fan belt slipping or broken.
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Check for worn or broken belt.
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Plugged oil filter.
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Change filter.
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Exceeding relief valve pressure.
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Shift to lower gear.
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Relief valve stuck closed.
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See your John Deere dealer.
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By-pass valve fails to close.
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See your John Deere dealer.
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High Oil Loss.
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Loose connections or leaking hydraulic lines, hoses or O-rings.
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Tighten connections or replace damaged lines, hoses or O-rings.
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Oil leaking into power take-off gearbox.
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Replace hydrostatic motor shaft seal or park brake seals in transmission, see your John Deere dealer.
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Machine Will Not Move Forward or Reverse.
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System detects ground drive faults.
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See your John Deere dealer.
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Low on oil.
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Check for leaks and correct. Fill reservoir.
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Air leak in system.
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Tighten connections.
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Lack of charge flow or charge pressure.
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See your John Deere dealer.
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Plugged filter.
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Change filter.
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Exceeding maximum operating pressure setting.
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See your John Deere dealer.
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Drive system unable to build up pressure.
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See your John Deere dealer.
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Relief valve open.
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See your John Deere dealer.
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| Symptom |
Problem |
Solution |
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Ground Travel Speed Erratic.
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Low oil.
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Check for leaks and correct. Fill reservoir.
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Plugged filter.
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Change hydrostatic charge filter.
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Exceeding maximum operating pressure setting.
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See your John Deere dealer.
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Multifunction control handle creeps toward neutral.
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See your John Deere dealer.
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System unable to keep charge pressure.
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See your John Deere dealer.
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Lack of Power or Lost Power. Machine Not Responding to Speed Range Selector.
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Low on oil.
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Check for leaks and correct. Fill reservoir.
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Plugged filter.
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Change hydrostatic charge filter.
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Lack of charge flow or charge pressure.
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See your John Deere dealer.
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Dirty fuel filter.
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Replace fuel filter.
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Water in separator bowl.
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Drain water from separator bowl.
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Drive system unable to keep or build up pressure.
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See your John Deere dealer.
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System detects ground drive faults.
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See your John Deere dealer.
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