Service Manual User guide

HYDRAULIC PRESSURE CHECKS

NOTE: Do not attempt to adjust the hydraulic pressure settings on

this machine. A change from the factory settings indicates a de-

fective component. If an incorrect pressure is indicated, contact

LOED Service Department for proper corrective action.

MAIN DRIVE

Connect a 5000 psi gauge to test point 1

Apply parking brake.

With machine in “HI” transmission range, 2 wheel drive (“HI” on

shift knob) and low flow (1st gear), gauge should read 2750 psi

at 2/3 throttle.

CONTROL VALVES

Connect a 5000 psi gauge to test point 2.

Operate the tilt circuit until the forks are rotated full up.

Gauge should read 2500 psi.

TILT CIRCUIT PORT RELIEFS

Connect a 5000 psi gauge to test point 5.

Rotate the forks full down.

At 1/2 throttle, raise the boom. Gauge should read 2750 psi.

Connect a 5000 psi “gauge to test point 6.

Raise the boom. Rotate forks full up.

At 1/2 throttle, lower the boom. Gauge should read 2750 psi.

WARNING’ Attempting to increase lifting capacity by increasing

the pressure settings of the port relief valves will result in

damage to the frame or cylinders.

STEERING

Connect a 5000 psi gauge to test point 3.

Turn wheels full left or right and hold against stop. Gauge

should read 1800 psi before s/n 237 - 2500 psi s/n 237 and after.

FIGURE 25