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Figure 21
1. 137-7177
2. 137-7176
1. Mud—On/Off
2. Upper wrench—open/close
3. Lower wrench—open/close
4. Mud flow—increase
5. Mud flow—decrease
6. Rotate the wrench clockwise and counter clockwise (make
and break rotation)
7. Auto drill—set
g231767
3. 125-6193
4. 125-6194
137-7177
8. Carriage thrust speed—high
9. Mud flow—high
10. Thrust the carriage forward (drill mode I and II); lower the
stake (setup mode)
11. Rotate the drill spindle clockwise (drill mode I); rotate the
stake counter clockwise (setup mode)
12. Rotate the stake clockwise (setup mode); rotate the drill
spindle counter clockwise (drill mode I)
13. Raise the stake (setup mode); pull the carriage back (drill
mode I and II)
14. Right stake controls
21
decal137-7177
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