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 TM 10-3930-638-24&P
3-31. MAST ASSEMBLY MAINTENANCE (cont)
b. Side Shifter Frame and Rotation Bearing (cont).
REMARKS
ITEM
STEP
LOCATION
ACTION
INSTALLATION/REPLACEMENT (cont)
WARNING
13
(cont)
Be sure sling hoist is securely fastened to carriage bearing plate
before performing following step. Failure to do so could cause
serious bodily injury.
CAUTION
Roller bearings (15) and shims (16) may fall off carriage bearing
plate (14) when performing following step.
Use sling hoist. Depress locking pin and
h. Carriage bearing
Install
position half way into inner mast then
plate (14)
remove sling hoist
i. Carriage bearing
Move into full
position
plate (14)
j. Two lift chains
Connect ends to
carriage bear-
ing plate (14)
InstalI
k. Four tube assem-
blies
l. Four hose assem-
Install
blies
m. Rotation bearing (13)
Position
On carriage bearing plate (14)
n. 16 cap screws (12)
Install
a. Chain hoist
14
Side shifter
Secure to side
frame (11 )
shifter frame
WARNING
Be sure chain hoist is securely attached to side shifter frame be-
fore performing following step. Failure to do so could cause se-
rious bodily injury.
On rotation bearing (13)
b. Side shifter frame(11) Position; align
holes in side
shifter frame
with holes in
rotation bear-
ing (13)
3-256
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