Remove - TM-5-5420-279-230689

TM 5-5420-279-23

Remove

(1)

De-pressurize hydraulic system. Refer to unit maintenance procedure 5-118.

(2)

Support the weight of the cylinder to be removed.

(3)

Position a suitable container to catch any hydraulic fluid spillage.

(4)

Remove the hydraulic hose (1) on the solenoid valve block (8).

(5)

Remove the hydraulic hose (2) on the cylinder (3).

(6)

Remove the silicone compound covering the screw securing the electrical connection (4) to

the solenoid valve (5).

(7)

Remove the screw securing the electrical connection (4) to the solenoid valve (5).

(8)

Remove the electrical connection (4) from the solenoid valve (5).

NOTE

If the Valve block (8) is obstructing the removal of the Pivot Pin loosen the Valve Block

Bolt and move the Valve Block to one side.

(9)

Remove the bolts (6), washers (7) and snap ring (where fitted), securing the pivot pins (9)

in the pivot housings.

(10)

Remove the pivot pins (9).

(11)

Check the bushes in mounting bracket, swing arms, lift arms, or platform (which ever is

applicable) for damage and scoring.

(12)

Check the flexible hoses for chaffing or damage.

(13)

Examine bolt heads and threads on screws for damage.

(14)

Check the electrical cable for chaffing or damage to the cable or the cable plug.

(15)

Replace components as required.

(16)

Clean all bushes and mounting points.

Install

(1)

Locate the hydraulic cylinder in the mounting bracket or arm.

(2)

Lubricate the pivot pins with a coating of grease.

(3)

Insert a pivot pin (9).

(4)

Locate the hydraulic cylinder piston.

(5)

Insert a pivot pin.

(6)

Apply thread-locking compound to the bolt threads.

(7)

Secure the pivot pins (9) with a washer (7) and a bolt (6).

(8)

Fit the snap ring to the pivot pin it was removed from.

NOTE

Tighten the Valve Block Bolt if it was loosened during removal.

(9)

Attach the two hydraulic hoses (1) and (2) to the cylinder (3) and tighten.

5-433