TM 5-3820-276-10-1
0028
DRILL BIT REMOVAL - Continued
1
2
4
3
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Figure 16. Breakout Wrench.
5.
Set BREAKOUT WRENCH switch (Figure 16, Item 4) to up position to break joint free between upper drill
rod (Figure 16, Item 1) and sub (Figure 16, Item 3).
6.
Repeat Step (5) until upper drill rod (Figure 16, Item 1) has broken free from sub (Figure 16, Item 3).
7.
Push ROTATION control (Figure 17, Item 6) and FAST FEED control (Figure 17, Item 5) forward to remove
upper drill rod (Figure 17, Item 1) from sub (Figure 17, Item 4).
1
2
6
5
4
3
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Figure 17. Drill Rod from Sub Removal.
02/13/2013root(opusualwp)wpno(O10012)