Lull 944E-42 Service Manual Bedienungsanleitung PDF herunterladen (Seite 226)

Stabil-TRAK™ System

10-14

944E-42

10.5.2 Stabil-TRAK™ Hydraulic Circuit

The Stabil-TRAK™ hydraulic circuit can be tested using

these basic guidelines. For more hydraulic information,

refer to Section 8.4, “Hydraulic Circuits.”

10.5.3 Stabilizer Cylinder Oil Flow

In the FREE PIVOT and SLOW PIVOT MODES, oil flow

from the stabilizer cylinder will be in one of two directions;

ROD OIL OUT or BASE OIL OUT.

ROD OIL OUT flow will occur when the left side of the

rear axle is lower than the right side (left wheel in a

pothole, or the right wheel passing over an obstruction),

causing the cylinder to extend (1).

BASE OIL OUT flow will occur when the right side of the

rear axle is lower than the left (right wheel in a pothole, or

the left wheel passing over an obstruction), causing the

cylinder to compress (2).

Not

Inspect check valves on the Stabil-

TRAK™ cylinder. Refer to Section

10.2.1, “Stabil-TRAK™ Solenoid

Valves.”

Replace check valve(s).

If OK

Not

Check electrical wiring.

Not

Check solenoid cartridge in the

Stabil-TRAK™ manifold. Refer to

Section 10.2.1, “Stabil-TRAK™

Replace cartridge.

If OK

Refer to Section 9.4, “Fuses and

Relays.”

MU4241

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Lull 944E-42 Service Manual Bedienungsanleitung Seite 226