Add pipe – Ditch Witch JT2020 User Manual
Page 103
Conduct a Bore - 102
JT2020 Mach 1 Operator’s Manual
Add Pipe
CMW
Add Pipe
1.
Press top of drilling unit throttle switch until engine is at full throttle.
2.
3.
Break joint at saver sub:
4.
Load pipe:
IMPORTANT: If gripper switch is not in the grip position when using optional pipeloader automation,
grippers will open when automation is stopped and gripped pipe could be dropped. To return a dropped
pipe to the drill string, see “Correct Dropped Pipe” on page 141.
Manual Pipeloader Controls
Automated Pipeloader Control
•
Clamp pipe joint. See “Clamp Pipe” on
page 96.
•
Locate drill head.
•
Engage front wrench until pipe is clamped
and pressure develops.
•
Release control levers in detented clamp
position.
•
Slowly rotate spindle counterclockwise.
Carriage will move back automatically as
threads separate.
•
After threads are fully separated, stop
rotation and move carriage to back of
frame.
•
Clamp pipe joint. See “Clamp Pipe” on
page 96.
•
Locate drill head.
•
Engage front wrench until pipe is clamped
and pressure develops.
•
Release control levers in detented clamp
position.
•
Slowly rotate spindle counterclockwise.
Carriage will move back automatically as
threads separate.
•
After threads are fully separated, stop
rotation and move carriage to back of
frame.
•
Pull joystick straight back.
•
While carriage is moving, green control
cycle light will come on. Grippers will grip,
pipe will be lubed, and then green control
cycle light will flash.
Manual Pipeloader Controls
Automated Pipeloader Control
•
Make sure pipe lifters are completely
lowered.
•
Close grippers.
•
Lube pipe (pipe loader end).
•
Lube pipe (front wrench end).
•
Move pipe to spindle.
•
Raise pipe lifters.
•
When carriage is moved to back of drill
frame, press resume switch. Green control
cycle light will come on.
•
Pipe will be moved to spindle, front
threads will be lubed, pipe in box will be
lifted, and then green control cycle light
will flash.