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Understanding and Using
the Exit-side-lockout System
(Standard Range)
Exit-side-lockout System (Standard
Range)
The exit-side-lockout system provides the individuals working
around the machine with a means to disable the drill pipe
from rotating and thrusting.
This system consists of a receiver mounted on the machine
and a transmitter
(Figure
12) that must be held by a designated
individual working around the machine.
4
3
2
1
1. Red indicator light
2. Yellow indicator light
3. Green indicator light
Understanding and Using the Handheld
Transmitter (Standard Range)
The individual holding the transmitter can push the Lock
Drill (Off) button to stop the drill rotation and thrust. This
is primarily used to stop/lockout the drill operations in the
following situations:
•
When installing or removing a drill head or reamer
•
Whenever someone needs to approach the drill pipe or
head anywhere in front of the machine
•
Placing a wiper on the drill pipe
•
When the location receiver operator identifies a problem
requiring immediate shutdown of drilling
When it is safe to resume drilling, the individual holding the
transmitter can press the Unlock Drill (On) button. This
5
G022151
Figure 12
4. On button
5. Off button
button sends a signal to the receiver that allows the machine
operator to reset the system and restore the thrust and rotary
functions.
The following table lists the various states of the indicator
lights on the handheld transmitter
meanings:
3
2
1
1. Red indicator light
2. Yellow indicator light
3. Green indicator light
g022151
16
(Figure
13) and their
4
5
G022151
Figure 13
4. On button
5. Off button
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