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Lubrication system will not operate.
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Empty lubrication reservoir.
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Fill reservoir.
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Improper electrical connections.
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Check and repair.
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Leak on suction lines.
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Tighten fittings.
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Remote fill connector stuck open.
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Repair and/or replace.
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Manually operated and pressure switches malfunction.
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Replace.
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Filter plugged.
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Clean or replace.
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Improper grease viscosity and/or cold weather.
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Use recommended lubricant.
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Grease pump not working.
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Check cartridge valve or cartridge valve solenoid. (See your John Deere dealer.)
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Faulty grease low-pressure switch.
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Replace switch on manifold at front axle.
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Improper lubricant distribution.
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Crimped, damaged or broken hoses.
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Check and/or replace.
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Improper hose routing.
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See your John Deere dealer.
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Foreign material in grease manifolds.
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Clean.
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Improper grease viscosity and/or cold weather.
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Use recommended lubricant.
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Pump will not shut off.
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Damaged or broken switches.
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Replace.
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Wires worn and shorted out against unit.
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Repair wires.
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Pressure switch defective.
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Replace.
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Grease pump not functioning.
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Hydraulic oil level low.
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Check system for leak and repair. Fill reservoir to appropriate level.
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Break in power to valve coil.
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Inspect electrical connectors and harness. Repair as needed.
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| Symptom |
Problem |
Solution |
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Lubrication transfer pump not operating.
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Lines reversed.
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Reverse lines.
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Improper grease viscosity and/or cold weather.
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Use recommended lubricant.
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Bad connection between the pumps.
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Repair or replace connections.
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Internal pump or motor damage.
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See your John Deere dealer.
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Crimped or damaged hoses.
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Repair or replace hoses.
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Air lock in system between tank and transfer pump.
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Open bleed screw on side of transfer pump to bleed air.
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Seat switch active.
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Operator can not be in seat.
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