844/642 Telehandler HYDRAULICS

Step 110

Step 112

Remove the supply hose (1) from port P (2) of the Steer Mode Valve. Install the inlet hose from an inline flowmeter on the supply hose (1) and the flowmeter outlet hose on the Steer Mode Valve Port P (2).

Step 111

OPEN the load control valve (1) of the flowmeter. Start the engine and run at 1000 RPM. Turn the steering wheel in one direction until the wheels reach their travel limits and hold. Slowly close the load control valve.

If the pressure is less than 2500 psi (172 bar), repair or replace the steering control unit.

If the pressure is 2500 psi, proceed to the next step.

OPEN the flowmeter load control valve and move the Steer Mode Switch to the 2-Wheel Steering position.

If the pressure is less than 2500 psi (172 bar), repair or replace the front steering cylinder.

If the pressure is 2500 psi (172 bar), repair or replace the rear steering cylinder.