Massey Ferguson 00.X.4E – Dash: Issue With Steering Valve Mounted On Steering Orbitrol Unit
Issue description
The Orbitrol unit is a hydrostatic steering control valve mounted on the steering column below the steering wheel. It distributes pressurized hydraulic oil from the auxiliary hydraulic system to the steering cylinders on the front axle. This code indicates an electrical or functional failure with the steering valve/solenoid mounted on this unit, which can result in heavy steering, intermittent steering loss, or complete loss of power steering.
Applies to these machines
40 machines- 7714
- 7715
- 7715S
- 7716
- 7716S
- 7718
- 7718S
- 7719
- 7720
- 7720S
- 7722
- 7722S
- 7724
- 7724S
- 7726
- 7726S
- Tier 4 (2015-2021)
- 4707
- 4708
- 4709
- 4710
- 5608
- 5609
- 5610
- 5611
- 5612
- 5613
- 5710SL
- 5711SL
- 5712SL
- 5713SL
- 7614
- 7615
- 7616
- 7618
- 7619
- 7620
- 7622
- 7624
- 7626
Check the cause
Inspect the electrical harness connecting the Dash module to the steering valve on the Orbitrol unit for chafed wires, corrosion, or loose pins.
Verify that the Dash module is sending the correct output voltage to the steering valve.
Test the steering valve solenoid for continuity and proper resistance using a multimeter.
Check for hydraulic fluid leaks directly below the steering column where the Orbitrol unit is mounted.
Verify that the auxiliary hydraulic pump is delivering adequate pressure to the unit.
Repair steps
Preparation
Park the tractor on a level surface, turn off the engine, and disconnect the battery to prevent electrical shorts.
Relieve Pressure
Relieve any residual hydraulic pressure in the steering system by turning the steering wheel back and forth a few times.
Access the Unit
Remove the steering column covers and lower dash panels to expose the Orbitrol steering unit.
Disconnect Electricals
Unplug the electrical harness connector from the steering valve.
Disconnect Hydraulics
Mark the four hydraulic lines (Pressure, Tank, Left Cylinder, Right Cylinder) to ensure correct reassembly. Disconnect the lines and cap them immediately to prevent system contamination.
Remove the Unit
Unbolt the Orbitrol unit from the steering column mounting bracket and remove it from the tractor.
Installation
Mount the new Orbitrol steering valve unit. Reconnect the hydraulic lines to their respective ports and tighten to OEM torque specifications. Reconnect the electrical harness.
Bleed the System
Reconnect the battery, top off the hydraulic fluid, and start the engine. Turn the steering wheel lock-to-lock several times to bleed air from the hydraulic steering circuit.
Clear Codes
Use a diagnostic tool or the Dash interface to clear the 00.X.4E fault code and test drive the tractor to confirm smooth steering operation.
Parts you might need
(4)Orbitrol Steering Valve / Power Steering Control Unit
3821548M91Exact part numbers vary depending on the specific tractor model, hydraulic flow (cc displacement), and pressure relief settings (e.g., 170 BAR). Always verify by VIN/Serial Number. When ordering an aftermarket or replacement Danfoss unit, ensure the displacement (e.g., 100cc) and the thread sizes (e.g., 1/2" or 3/4" JIC) match the original unit exactly.
Orbitrol Steering Valve / Power Steering Control Unit
1695444M91Exact part numbers vary depending on the specific tractor model, hydraulic flow (cc displacement), and pressure relief settings (e.g., 170 BAR). Always verify by VIN/Serial Number. When ordering an aftermarket or replacement Danfoss unit, ensure the displacement (e.g., 100cc) and the thread sizes (e.g., 1/2" or 3/4" JIC) match the original unit exactly.
Orbitrol Steering Valve / Power Steering Control Unit
1695445M91Exact part numbers vary depending on the specific tractor model, hydraulic flow (cc displacement), and pressure relief settings (e.g., 170 BAR). Always verify by VIN/Serial Number. When ordering an aftermarket or replacement Danfoss unit, ensure the displacement (e.g., 100cc) and the thread sizes (e.g., 1/2" or 3/4" JIC) match the original unit exactly.
Orbitrol Steering Valve / Power Steering Control Unit
3822330M91Exact part numbers vary depending on the specific tractor model, hydraulic flow (cc displacement), and pressure relief settings (e.g., 170 BAR). Always verify by VIN/Serial Number. When ordering an aftermarket or replacement Danfoss unit, ensure the displacement (e.g., 100cc) and the thread sizes (e.g., 1/2" or 3/4" JIC) match the original unit exactly.
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