CRANE - CRANE BASE ASSEMBLY

TM 5-5420-279-23

6 - 058

CRANE - CRANE BASE ASSEMBLY

This task covers:

a. Remove

b. Install

INITIAL SETUP:

Tools Required

Tool Kit, General Mechanic's, Automotive (GMTK)

Materials Required

Thread locking compound, loctite 243

Personnel Required

Two

Equipment Conditions

None

WARNING

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)

Remove the jib extension cylinders. See direct support maintenance procedure 6-053.

(2)

Remove the jib extension assembly. See direct support maintenance procedure 6-062.

(3)

Remove the boom jib. See direct support maintenance procedure 6-061.

(4)

Remove the jib cylinder. See direct support maintenance procedure 6-051.

(5)

Remove the boom. See direct support maintenance procedure 6-057.

(6)

Remove the lift cylinder. See direct support maintenance procedure 6-050.

(7)

Remove the seat assembly. See unit maintenance procedure 5-145.

(8)

Not the positions of remove all electrical and hydraulic lines connected to the crane base.

(9)

Remove the rotate hydraulic coupling. See direct support maintenance procedure 6-046.

(10)

Remove the rotate gear. See direct support maintenance procedure 6-047.

(11)

Remove the support assembly crane. See direct support maintenance procedure 6-055.

(12)

Check the crane base assembly (1) for cracks, corrosion or damage.

(13)

Check all fittings (2 through 31 for damage or wear.

(14)

Replace components as necessary.

Change 1 6-181