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26
Platform can unfold suddenly with no tension on torsion bar. Stay out of the
path of unfolding platform when adjusting the torsion bar. Get second person
to help unlatch platform.
WARNING
!
4. On the LH runner, hold torsion bar pin
with a large wrench or gripping pliers
with clockwise torque to prevent pin from
rotating while pin is being unbolted
(FIG. 26-2A). Remove cap screw and
washers from torsion bar pin (FIG. 26-2).
Initial torsion bar tension is removed when
torsion bar pin is in position shown in
FIG. 26-2A.
CAP SCREW
LOCK WASHER
FLAT WASHER
FIG. 26-2A
TORSION
BAR PIN
TORSION
BAR PIN
WRENCH
REMOVING LH TORSION BAR
INITIAL TENSION
FIG. 26-2
FIG. 26-1
PLATFORM
SUPPORT
(2 PLACES)
HOIST CHAIN
TORSION BAR REPLACEMENT - Continued
PERIODIC MAINTENANCE
3. Support platform and fl ipover evenly by
attaching chain hoist to the chain u-bolts
on the platform, and place supports
under the platform (FIG. 26-1).
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