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(5)
INNER MAST
①
Using an overhead hoist raise the inner
mast straight and carefully draw out of
outer mast section.
Be careful the mast not to swing or
fall.
(6)
TILT CYLINDER PIN
(7)
MAST SUPPORT PIN
Attach a crane to the stay at the top of the
outer mast, and raise it.
Remove the mounting bolts and pins from
drive axle, then slowly raise outer mast.
※
This operation is carried out under the
machine, so use a pit, or if there is no pit,
jack up the machine and loosen with an
impact wrench.
Bearing
Mast
mounting
pin
2-6
Inner
mast
Outer
mast
100D7RE59
Tilt
Tilt cylinder
cylinder
pin
Tilt cylinder
pin
Outer
mast
Frame
100D7RE60
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