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Conduct a Bore - 80<br />
Attach Transition Sub<br />
JT5 Operator’s <strong>Manual</strong><br />
Assemble Drill String<br />
Use either machine torque or quick wrench to<br />
attach transition sub.<br />
• Attach transition sub (6) directly to beacon<br />
housing (1), or<br />
• Attach transition sub (5) to EZ-Connect<br />
adaptor (4).<br />
Machine Torque<br />
1. Apply tool joint compound to shoulders and<br />
threads and thread transition sub onto saver<br />
sub.<br />
2. Align drill pipe flats of EZ-Connect box or<br />
beacon housing with front wrench of drill<br />
frame.<br />
3. Start drilling unit engine.<br />
4. Use machine power to slowly rotate spindle and transition sub onto EZ-Connect box or beacon<br />
housing.<br />
5. Tighten to full machine torque.<br />
Quick Wrench<br />
1. Lube joints with TJC.<br />
2. Attach quick wrench to the joint in the join position and tighten joint. See “Quick Wrench” on page 115.<br />
Connect Drill Pipe<br />
1. Start drilling unit engine.<br />
2. Align transition sub in front wrench.<br />
3. Load pipe into wrench cradle.<br />
4. Lubricate shoulders and threads.<br />
5. Remove hands from pipe area.<br />
6. Move carriage forward until saver sub nears male pipe thread.<br />
7. Slowly rotate spindle clockwise. Carriage will move forward as threads screw together.<br />
8. Slowly move carriage forward until pipe end touches end of transition sub.<br />
9. To thread pipes together and fully torque joint, slowly rotate drill pipe until spindle stops turning.<br />
10. Open front wrench and move carriage back.<br />
CMW
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