Beacon housings, Jt20 operator’s manual – Ditch Witch JT20 User Manual
Page 128
JT20 Operator’s Manual
Systems and Equipment - 127
Downhole Tools
CMW
®
Installation
Remove all paint from mating surfaces before attaching any bit to housing. Install screws (p/n 107-277)
and tighten to 120 ft•lb (163 N•m).
Beacon Housings
Lid Installation
1.
Clean all threads, bolt holes, and mating surfaces.
2.
Use removable thread locker (Loctite® 242 or equivalent), if desired.
3.
Tighten bolts to 60-70 ft•lb (81-95 N•m).
4.
Repeat tightening sequence.
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