Ditch Witch JT920, Manual

Page: 94 / 169

94
JT920/JT920L - OPERATION
ADD PIPE
94
JT920/JT920L - OPERATION
ADD PIPE
Option B: Use Autoload Function (JT920L only)
1. Position carriage between pipeloader shuttles.
2. Move pipe autoload selector to drill mode. Pipe lift arms will
lower.
NOTICE: Do not attempt to use manual pipeloader controls
with pipe autoload selector in drill mode. If pipeloading is
interrupted:
• Move pipe autoload selector to manual mode.
• Finish the cycle using manual pipeloading controls.
• Position carriage between shuttles.
• Move pipe autoload selector to drill mode and restart cycle.
3. Close front wrench.
4. Move carriage to back of drill frame. Shuttles will extend and
pipe lift will raise.
IMPORTANT: Ensure that automatic pipe thread lubricator is
functioning. Unlubricated threads can decrease pipe life.
5. Connect pipe to saver sub.
• Move carriage forward until saver sub meets pipe.
• Continue to advance carriage and rotate spindle until
saver sub screws onto pipe.
IMPORTANT: Always rotate clockwise unless breaking pipe
joint. Rotating counterclockwise will unscrew joints.
6. Connect new pipe.
• Slowly move carriage forward and rotate spindle until pipe
screws together.
• Rotate joint slowly until spindle stops turning.
7. Open front wrench. Shuttles will retract and pipe lift arms will
lower.
Option B: Use Autoload Function (JT920L only)
1. Position carriage between pipeloader shuttles.
2. Move pipe autoload selector to drill mode. Pipe lift arms will
lower.
NOTICE: Do not attempt to use manual pipeloader controls
with pipe autoload selector in drill mode. If pipeloading is
interrupted:
• Move pipe autoload selector to manual mode.
• Finish the cycle using manual pipeloading controls.
• Position carriage between shuttles.
• Move pipe autoload selector to drill mode and restart cycle.
3. Close front wrench.
4. Move carriage to back of drill frame. Shuttles will extend and
pipe lift will raise.
IMPORTANT: Ensure that automatic pipe thread lubricator is
functioning. Unlubricated threads can decrease pipe life.
5. Connect pipe to saver sub.
• Move carriage forward until saver sub meets pipe.
• Continue to advance carriage and rotate spindle until
saver sub screws onto pipe.
IMPORTANT: Always rotate clockwise unless breaking pipe
joint. Rotating counterclockwise will unscrew joints.
6. Connect new pipe.
• Slowly move carriage forward and rotate spindle until pipe
screws together.
• Rotate joint slowly until spindle stops turning.
7. Open front wrench. Shuttles will retract and pipe lift arms will
lower.