TM-9-2350-238-20-2

CRANE (CAB) COMPONENTS RECOVERY VEHICLE, FULL TRACKED: LIGHT,ARMORED, M578

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL

MAY 1993

CHANGE 1

TM-9-2350-238-20-2 - Page 204 of 495

WARNING

TM 9-2350-238-20- 2

2-52. MAINTENANCE OF BOOM AND WINCH, BOOM, PULLEY, AND RELATED PART S

(CONT) .

INSTALLATIO N

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Sling boom as shown to prevent un -

balanced boom action which coul d

cause serious injury .

Use hoist with 2000 lb (908 kg )

minimum lifting capacity to preven t

injury to personnel and damage t o

equipment .

NOT E

Start engine and activate boom cyl-

inders to aid in aligning boom cylin-

der eyes .

Another M578 Recoverv Vehicle o r

an M88A1 Recovery Vehicle, i f

available, may be used for lifting .

1

Using hoist with a lifting capacity of 200 0

lb (908 kg), lower crane boom (1) an d

align boom eyes with cylinder eyes an d

cab eyes .

2

Install two lower hinge headless straigh t

pins (2) to crane boom (1) .

3

Install two nut and pin boom hinge pi n

locking plates (3), two new Iockwasher s

(4), and two hexagon capscrews (5 )

securing two lower hinge headless straigh t

pins (2) .

2-16 4