Ditch Witch JT20 - Manual (Page 126)

JT20 Operator’s Manual
Systems and Equipment - 125
Tracker Control
CMW
®
Disable Thrust and Rotation
1. When drill head enters target pit or exits the ground,
turn off tracker.
After 8-16 seconds, green tracker control light,
located on drilling unit anchoring console, will come
on. Hydraulic power to thrust and rotation will be
disabled.
2. Change downhole tools.
3. If you are tracking backreamer’s path, turn on
tracker and enable code transmission. After 8-16
seconds, green tracker control light on drilling unit anchoring console will go off and thrust and rotation
will function.
If you are not tracking backreamer’s path, install tracker control key (shown) on drilling unit. Green
tracker control light on drilling unit anchoring console will go off and thrust and rotation will function.
IMPORTANT: Tracker operator cannot disable thrust
and rotation from tracker if tracker control key
(shown) is installed in drilling unit and turned to the
disable position.
Incorrect procedures
could result in death, injury, or
property damage. Learn to use
equipment correctly.
NOTICE: If you are not using tracker control, turn off
drilling unit before changing downhole tools.