JT40/JT40 All Terrain Operator’s Manual Conduct a Bore - 145
Remove Pullback Device
9. Attach saver sub to next pipe.
10. Open front wrench to release pipe.
11. Check pipe box to see if row is full. If so, select next empty row.
Remove Pullback Device
The pullback device can be removed when the last pipe is on the frame. It can also be removed when a
target pit along the bore path has been reached. Remaining pipe is then pulled back and removed.
1. Press bottom of drilling unit throttle switch until engine is at low throttle.
2. Turn off drilling fluid.
3. Turn drilling unit engine off.
4. Clean pullback device.
5. Disconnect pullback material.
6. Use quick wrenches to remove pullback device.
Manual Pipeloader Controls Automated Pipeloader Control
• Move carriage forward until saver sub
touches pipe.
• Rotate spindle to thread saver sub onto
pipe. Carriage moves forward slowly as
pipe threads together. Slowly tighten joint
to full machine torque.
• Move carriage forward until saver sub
touches pipe.
• Rotate spindle to thread saver sub onto
pipe. Carriage moves forward slowly as
pipe threads together. Slowly tighten joint
to full machine torque.
NOTICE: Damage can occur when lifting with too many pipes in a column. Be aware of the number of
pipes in the column and check indicator flags as column is filled.
Moving tools will kill or injure. Never use pipe wrenches
on drill string.
273-278
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