7
-
6
7.7 Scrapers
7.7.1 Top Scrapers
Adjust bolt (A), shown in Figure 7
-
14, to move scrapers out to the lifter wheels.
7.7.2 Bottom Scrapers
1.
Loosen bolts (B), shown in Figure 7
-
15.
2.
Adjust scrapers to the desired position.
3.
Tighten bolts (B).
NOTE:
Rotate the lifter wheels a full 360° after adjusting the scrapers to ensure
clearance.
7.8 Paddle Shaft Position
When operating with a steel spacer in the lifter strut, set the paddle shaft to
clear the lifter wheel rims to ensure that all beets get moved to the apron
chain.
NOTE:
The paddle shaft is driven by a slip clutch. See section 7.22, Slip Clutch-
es, for more information.
CAUTION
:
When the harvester is equipped with rock struts, the distance (C),
shown in figure 7
-
16, between the lifter wheels and paddle shaft must have at
least 1 inch. (2.5 cm) of clearance to protect the paddle shaft from
the lifter wheels in the event of contact with a rock.
1.
Shift to park, disengage the PTO, lower the machine to the
ground, relieve hydraulic pressure, stop the engine, remove the
ignition key, and wait for all moving parts to stop before dis-
mounting.
2.
Lower machine onto stands or blocks to take weight off the lift-
er wheels.
3.
Open the left and right access doors.
4.
Loosen the bearing mounting bolts and the jam nuts on the ad-
justing bolts.
5.
Measure the distance between the paddle shaft and the rim of the
lifter wheels.
Figure 7
-
14: Top Scrapers
Figure 7
-
15: Bottom Scrapers
Figure 7
-
16: Paddle Shaft to Lifter
Wheel Rim Dimension
Summary of Contents for 2720
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