Ditch Witch JT60AT - Manual (Page 137)

JT60/JT60 All Terrain Operator’s Manual
Systems and Equipment - 137
Downhole Tools
Installation
Remove all paint from mating surfaces before attaching any bit to housing. Install screws (p/n 107-284)
and torque bolts to 580 ft•lb (800 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.
Lid Installation
1. Clean all threads, bolt holes and mating
surfaces.
2. Follow torque sequence (shown).
3. Use removable thread locker (Loctite ® or
equivalent), if desired.
4. Torque bolts to 60-70 ft•lb (81-95 N•m).
5. Repeat torque 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