8-9
Â
Standard clearance B = 0.3~0.6mm
Â
Shim thickness 0.5, 1.0mm
Distribute the shim thickness equally to the left and right roller. Refer to Mast load roller and back
up liner, removal and lnstallation.
After the adjustment, check that the inner mast moves smoothly in the middle mast, and the
middle mast moves smoothly in the outer mast.
2
2
. MAST LOAD ROLLER(TF MAST)
INNER AND MIDDLE MAST ROLLER
CLEARANCE ADJUSTMENT
Measure the clearance with the mast
overlap at near 480mm.
Shift the inner mast to one side to bring
the roller into contact with the outer mast
and the middle mast, and adjust the
clearance between the roller side face and
mast at the closest position on the
opposite side to the following value by
inserting the inner and middle mast roller
shim, respectively.
Â
Standard clearance A = 0.3~0.6mm
Â
Shim thickness 0.5, 1.0mm
Distribute the shim thickness equally to
the left and right roller. Refer to Mast load
roller and back up liner, removal and
Installation.
After the adjustment, check that the inner
mast moves smoothly in the middle mast,
and the middle mast moves smoothly in
the outer mast.
1
1
)
(1)
(2)
(3)
(4)
15L7MS06
15L7MS07
OUTER AND MIDDLE MAST UPPER
ROLLER CLEARANCE ADJUSTMENT.
Measure the clearance with the mast
overlap at near 480mm.
Shift the inner mast to one side to bring
the roller into contact with the middle mast
and the inner mast, and adjust the
clearance between the roller side face and
mast at the closest position on the
opposite side to the following value by
inserting the outer and middle mast roller
shim, respectively.
2)
(1)
(2)
(3)
(4)
