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16. Fully lower the frame until the idle rollers are
about 2 inches (50mm) above the ground inside
the bag.
17. Engage wheel drives:
a. Remove lock pin from engage linkage.
b. Use the bolts to pull engage linkage up and
engage drives.
c. Install lock pins to keep drive gears
engaged.
Fig. 19 LOWERED
Left - Disengaged
Left - Engaging
Right - Engaged
Fig. 20 WHEEL DRIVES
NOTE
The pop valve may have to be
openedmomentarily or themachine
moved slightly to allow the drive
gears to mesh.
IMPORTANT
Always disengage wheel drive sys-
tembeforemoving or transporting to
prevent skidding the wheels.
c
a
b