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Reelmaster 3550−D Hydraulic SystemPage 4 − 29
Steering Circuit Problems
Problem Possible Cause
Steering inoperative or sluggish Oil level in hydraulic reservoir is low
(NOTE: Other hydraulic systems are affected as well).
Steering components (e.g. steering fork assembly, steering cylinder
ends) are worn or binding.
Relief valve in steering control valve is damaged − open.
Steering cylinder leaks internally.
Steering control valve is worn or damaged (see Troubleshooting
Guide in the Sauer/Danfoss Steering Unit Type OSPM Service
Manual.).
Gear pump (P2) is worn or damaged
(NOTE: The lift/lower and traction charge circuits are affected as
well).
Turning steering wheel turns ma-
chine in the wrong direction.
Hoses to the steering cylinder are reversed.
Hydraulic
System