2-50. MAINTENANCE OF CAB ASSEMBLY (CONT).
To remove 28 screws and Iockwashers in step
11, turret must be traversed to make
approximately four screws and Iockwashers
accessible at a time.
Remove 28 hexagon head capscrews
(28) and 28 Iockwashers (29) securing
plain bearing unit (30) to vehicle hull.
Insert crowbar in boom hinge pin upper
Use hoist and chain slings of 30,000
lb (13,620 kg) minimum lifting capa-
city to avoid injury to personnel or
damage to equipment.
Using a sling and hoist of 30,000 lb
(13,620 kg) minimum lifting capacity,
connect sling to crowbar and lifting eyes
(32) on top of cab assembly (33).
Ensure center of gravity is obtained
when positioning sling and hoist.
Approximate center of gravity can
be obtained by alining the hoist with
the center of left side cab swinging
metal door and right side cab vehicle
14 Attach sling to hoist and take up slack to
make sure lift is equal at all pressure