Conduct a Bore - 84
JT520 Operator’s Manual
Remove Pullback Device
CMW
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.
Turn off drilling fluid.
2.
Move drilling unit throttle control until engine is at low throttle.
3.
Turn drilling unit engine off.
4.
Use tracker control to verify that unit is turned off.
5.
Clean pullback device.
6.
Use quick wrench to remove pullback device. See “Quick Wrench” on page 107.
Moving tools will injure or kill. Shut off drill string power when anyone can
be struck by moving or thrown tools. Never use pipe wrenches on drill string.
Содержание JT520
Страница 1: ...JT520 Issue 1 1 Operator s Manual CMW 053 1219...
Страница 59: ...Prepare 58 JT520 Operator s Manual Check Supplies and Prepare Equipment CMW...
Страница 60: ...JT520 Operator s Manual Drive 59 CMW Drive Chapter Contents Start Unit 60 Steer Unit 60 Shut Down Unit 61...
Страница 63: ...Drive 62 JT520 Operator s Manual Shut Down Unit CMW...
Страница 71: ...Transport 70 JT520 Operator s Manual Tow CMW...
Страница 113: ...Systems and Equipment 112 JT520 Operator s Manual Drill Pipe CMW...
Страница 117: ...Complete the Job 116 JT520 Operator s Manual Stow Tools CMW...
Страница 132: ...JT520 Operator s Manual Service 131 150 Hour CMW 150 Hour Change Fuel Filter Change filter shown every 150 hours...
Страница 141: ...Service 140 JT520 Operator s Manual As Needed CMW...
Страница 145: ...Specifications 144 JT520 Operator s Manual CMW...
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Страница 150: ...JT520 Operator s Manual Service Record 149 CMW Service Record Service Performed Date Hours...
Страница 151: ...CMW Service Record 150 JT520 Operator s Manual Service Performed Date Hours...