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Systems and Equipment - 166
JT40/JT40 All Terrain Operator’s Manual
Downhole Tools
Backreamers
A backreamer enlarges the hole as pipe is pulled back through the bore. No one backreamer works well in
all conditions. These charts are meant as a guideline only. See your local Ditch Witch
®
dealer for soil
conditions and backreamer recommendations for your area.
•
1 = best
•
2 = good
•
3 = fair
•
4 = not recommended
Backreamer
Sandy
Soil
Soft Soil
Medium
Soil
Hard
Soil
Rocky
Soil
Soft
Rock
Hard
Rock
Compact Fluted HD
3
3
1
2
Kodiak TM HD
3
2
1
2
Beavertail HD
2
1
1
1
WarthogTM HD
Rockmaster
®
4
4
4
4
3
1
1
IMPORTANT:
For soil definitions, see the chart on the previous page.
Summary of Contents for JT40
Page 1: ...JT40 JT40 All Terrain HRC and LRC Issue 1 0 Original Instruction Operator s Manual 053 2966 ...
Page 79: ...Controls 78 JT40 JT40 All Terrain Operator s Manual Battery Disconnect ...
Page 113: ...Drive 112 JT40 JT40 All Terrain Operator s Manual Shut Down Unit ...
Page 119: ...Transport 118 JT40 JT40 All Terrain Operator s Manual Retrieve ...
Page 147: ...Conduct a Bore 146 JT40 JT40 All Terrain Operator s Manual Remove Pullback Device ...
Page 199: ...Complete the Job 198 JT40 JT40 All Terrain Operator s Manual Stow Tools ...
Page 241: ...Service 240 JT40 JT40 All Terrain Operator s Manual As Needed ...
Page 250: ......
Page 251: ......
Page 253: ...Service Record 252 JT40 JT40 All Terrain Operator s Manual Service Performed Date Hours ...