Remove - TM-5-5420-279-230530

TM 5-5420-279-23

WARNING

CRUSH INJURY. THE TILT ROLLER ASSEMBLY IS VERY HEAVY. SUITABLE

SUPPORT IS REQUIRED TO PREVENT INJURY TO PERSONNEL.

INJURY FROM EXTREME HYDRAULIC OIL PRESSURE. THE SYSTEM MUST BE

DE-PRESSURIZED BEFORE CARRYING OUT ANY WORK ON THE TILT ROLLER

ASSEMBLY.

SLIP AND FALL INJURY. PERSONNEL MAY SLIP ON SPILLED HYDRAULIC FLUID

SUITABLE CONTAINERS AND FLUID ABSORBENT MATERIALS ARE TO BE USED

TO CONTAIN SPILLAGE.

Remove

(1)

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

(2)

Locate and identify the tilt roller assemblies (1). They are located; one on each side of the

vehicle on section three of the slide frame.

(3)

Place a suitable container under the tilt roller assembly to catch any spilled hydraulic fluid.

(4)

Undo the connections of the two flexible hydraulic hoses (2).

(5)

Note the position of and remove the flexible hoses from the tilt roller assembly and fit plugs

and caps to the flexible hoses and the connection block on the tilt roller assembly.

(6)

Remove the pivot pin locking plate bolts and washers.

(7)

Remove the locking plate.

(8)

Remove the pivot pin (3).

(9)

Take the weight of the tilt roller assembly and release the two shoot bolts (4).

(10)

Lower the tilt roller (1) onto the fender.

(11)

Attach a sling and crane to the tilt roller and lower the tilt roller to the ground or other

suitable working surface.

(12)

Examine all components for damage and corrosion.

(13)

Examine bolt heads and threads for damage.

(14)

Examine hydraulic hoses (2) for damage.

(15)

Replace the O-ring in the hydraulic hose fittings and coat the O-ring with clean hydraulic

fluid.

(16)

Replace components as necessary.

Install

(1)

Using a sling and crane lift the tilt roller (1) onto the fender.

(2)

Support the tilt roller assembly, and remove the sling and crane.

(3)

Apply grease to the pivot pin (3).

(4)

Lift the tilt roller and locate and fit the pivot pin (3) in the pivot pin bracket.

(5)

Engage the shoot bolts (4).

(6)

Fit the pivot pin locking plate.

5-274