Beacon housings – Ditch Witch JT1220 User Manual
Page 134
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JT1220 Mach 1 Operator’s Manual
Systems and Equipment - 133
Downhole Tools
CMW
Installation
Remove all paint from mating surfaces before attaching any bit to housing. Install screws (p/n 107-277)
and torque bolts to 120 ft•lb (163 N•m).
Beacon Housings
Beacon Installation
To ensure beacon is installed correctly in rock housing, place battery end of beacon away from bit end of
housing.
Soil
Description
sandy soil
sugar sand, blow sand, or other soils where sand is the predominant component
soft soil
sandy loam
medium soil
loams, loamy clays
hard soil
packed clays, gumbo, all compacted soils
rocky soil
chunk rock, glacial till, cobble, rip rap, gravel
soft rock
soft limestone, sandstone, shale, coral, caliche
hard rock
granite, schist, marble, hard limestone
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