JT520 Operator’s Manual Conduct a Bore - 77
Drill First Pipe
CMW
Drill First Pipe
1. Turn on drilling fluid.
2. Visually check for drilling fluid flow.
3. Turn drill bit to starting position. See “Prepare Entry Point” on page 55.
4. Slowly move carriage forward. See “Prepare Entry Point” on page 55. Take care to steer to drill straight
in line with drilling unit. Drill in downhole tools and 1/3 of first pipe before steering.
5. Monitor gauges.
Turning shaft can kill you or crush arm or leg. Stay away.
NOTICE:
• Keep everyone at least 10’ (3 m) away from turning drill string.
• Push rod or pipe slowly. Forcing can bend string. Do not use bent rod or pipe.
Jobsite hazards could cause death or serious injury. Use
correct equipment and work methods. Use and maintain proper safety
equipment.
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