3-160
Fig. 3.495
Fig. 3.496
Fig. 3.497
⑤ Drive back and remove the carriage from the
mast assembly.
Adjust or replace as necessary.
(2) Adjusting or replacing the inner or outer
mast rollers
① Put the front tires on stands 300 mm [12 in.]
high.
② Put the chain over the top connecting
members of the middle and inner masts.
③ Lift the middle and inner mast connecting
members to loosen the chains enough to
make it possible to remove the chain from the
sheave.