Vehicle System Testing and Adjusting 54
3. Install 1 mm shim to each bearing of intermediate
lower and stationary upper basically. Lifting by
crane, insert intermediate mast into stationary
mast from the upper side.
NOTE : When installing shims (5) behind bearing (4),
make sure the amount of shim is divided equally
when positioned behind each bearing (4).
Mast Adjustment Lower Bearings
(A) Zero clearance. (B) Minimum clearance. (C) Zero
clearance. (3) Bearing. (4) Bearing. (5) Shims. (6) Shims
4. Make surer intermediate mast lower bearings are
properly shimmed in the stationary mast by rolling
up and down and moving intermediate mast to
right and left. If clearance between both masts
can be detected, pull out the intermediate mast
from the stationary mast with crane and add shim
0.5mm or 1 mm to both intermediate lower
bearings.
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