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Pressure gauge near zero when frame is lowered and SCV lever is held forward for a few seconds.
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Hose routing between pressure control valve and leveling cylinder incorrect.
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See your John Deere dealer.
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Pressure gauge shows pressure as frame is raised.
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Hose routing between pressure control valve and leveling cylinder incorrect.
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See your John Deere dealer.
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Frame raises when SCV lever is held forward and lowers when SCV lever is held rearward.
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Hydraulic hoses are connected to tractor incorrectly.
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Switch hoses in SCV couplers.
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Pressure gauge shows zero or frame front end will not stay down.
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SCV lever too far forward. Valve in FLOAT position.
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Install SCV stop in proper position to hold SCV lever forward and valve open.
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Front stabilizer wheels are held slightly above ground.
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SCV lever not far enough forward. Valve in NEUTRAL position.
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Install SCV stop in proper position to hold SCV lever forward and valve open.
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Frame does not float over undulating ground.
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SCV lever not in forward position.
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Install SCV stop in proper position to hold lever forward.
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No reading on gauge.
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Using open center tractor.
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Use tractor equipped with closed center hydraulics.
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