844/642 Telehandler HYDRAULICS

STEP 18

Step 20

OPEN the load control valve of the flowmeter. Start the engine and run at 1000 RPM.

STEP 19

G0805016

Hold the joystick in the LOWER position and slowly close the load control valve on the flowmeter until the pressure gauge reads 3000 psi (207 bar).

If the pressure is 3000 psi (207 bar) repair or replace the lift cylinder being tested.

If the pressure is less than 3000 psi (207 bar) proceed to Step 21.

Step 21

Move the joystick to the LOWER position and hold. The pressure gauge should read 3000 psi (207 bar).

If the pressure is less than 3000 psi (207 bar) proceed to Step 20.

If the pressure is more than 3000 psi (207 bar), follow the procedure in the Main Control Valve Pressure Relief Test and Adjustment section of this manual.

G0805016

Release the joystick, OPEN the load control valve and shut OFF the engine. Remove the hose from the LOWER port of the opposite side lift cylinder. Install a plug in the hose and cap the cylinder port.

Template Name: OML_2_col

Template Date: 1994_04_22