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JT40/JT40 All Terrain Operator’s Manual
Systems and Equipment - 163
Downhole Tools
Downhole Tools
Nozzles
Nozzles control fluid flow from the pipe to the bore. Select nozzles that will supply
at least
the amount of
fluid per minute needed for the flow and pressure you will be using. A nozzle that will supply more fluid per
minute is recommended. See your Ditch Witch
®
dealer for nozzle recommendations.
Bits
Selection
These charts are meant as a guideline only. No one bit works well in all conditions. See your dealer for soil
conditions and bit recommendations for your area.
•
1 = best
•
2 = good
•
3 = fair
•
4 = not recommended
Bit
Sandy
Soil
Soft Soil
Medium
Soil
Hard
Soil
Rocky
Soil
Soft
Rock
Hard
Rock
Sand bit
1
2
3
4
4
4
4
Tornado bit
2
2
2
1
1
3
4
Tuff bit
3
2
1
1
3
1
4
Steep Taper Tuff bit
2
2
1
1
2
1
4
Barracuda bit
2
1
1
2
3
4
4
Steep Taper bit
2
2
1
2
2
3
4
Hard Surface bit
3
1
2
3
4
4
4
Glacier bit
4
4
4
3
1
2
4
Rhino bit
4
4
3
3
1
1
3
Rockmaster
®
4
4
3
2
1
1
1
Talon bit
3
3
2
1
1
2
4
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 ...