Ditch Witch JT60AT - Manual (Page 57)

JT60/JT60 All Terrain Operator’s Manual
Operation Overview - 57
Drilling
Drilling
1. Start system. See page 95.
2. Engage tracker control if desired. See page 133.
3. Drill first pipe. See page 102.
• JT mode
• AT dirt mode
• AT mode
4. Swab the hole to remove cuttings (AT mode only). See page 103.
5. Record bore path. See page 110.
6. Add pipe. See page 104.
7. Drill remaining pipes in pipe box.
• Correct direction. See page 106.
• Engage cruise control. See page 154.
8. Remove empty pipe box and add full box (see page 147) or add up to a single row of drill pipe to empty
box (see page 149) to complete bore.
9. Surface drill head. See page 110.
• Remove drill head.
• Grease downhole tool (AT mode).