
155
ADJUSTMENTS - MAINTENANCE
STONE CARRIAGE ADJUSTMENT
FIGURE 240 AND FIGURE 241
1. Open the guard (item 11).
2. Adjust the stone carriage by loosening the nuts
(items 1).
3. Tighten the nuts (item 2) so that both upper rollers
(item 3) are pushed in the direction of the arrow.
4. Tighten nuts (item 2) securely.
5. Close guard (item 11).
6. Adjust the height of the stone (item 4) by pulling on
the carriage (item 11) to the right to lower the stone
and pushing to the left to raise the stone. When
pushing or pulling the carriage, use successive
short strokes. An automatic ratchet system (item 14)
and lock allows the operator to adjust the height of
the stone using the handle (item 12).
4
11
Figure 240
STONE REPLACEMENT
FIGURE 240 AND FIGURE 241
1. Open the guard (item 11)
2. Remove the jam nut (item 5), the flat washer (item 6)
and the spring washer (item 9).
3. Pull up the adjusting arm (item 13) and the stone
assembly.
4. Loosen the two nuts (item 8) and the two set screws
(item 7).
5. Unscrew the worn stone (item 4) to remove it.
6. Screw the new stone to the support, tighten the set
screws (item 7) and lock them with the nuts (item 8).
7. Lower the assembly to its original position, making
sure the spring washers (item 9) and the flat wash-
ers (item 10) are as shown below.
8. Tighten the plastic stop nut (item 5) until the proper
tension is obtained. Make sure the automatic ratchet
system is working properly.
9. Close the guard (item 11) in its original position.
1
2
3
7
8
12
10
13
14
11
9
5-6
3
Push to raise the stone
Pull to lower the stone
Figure 241 Stone carriage adjustment
Manual
No
. F4117E987E V1.1
Содержание F41
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