Ditch Witch JT100, Operator'S Manual

Page: 187 / 268

Complete the Job - 186
JT100/JT100 All Terrain Operator’s Manual
Antifreeze Drilling Unit
Antifreeze Drilling Unit
Your drilling unit can be left overnight in freezing conditions by circulating a polyproplyene-based antifreeze
(p/n 265-644) through unit before shutdown.
1. Fill antifreeze tank with 27 gal (102 L) of approved antifreeze.
2. Install plug on suction side of drilling fluid pump.
3. Open valve (3) between antifreeze tank and drilling fluid pump.
4. Open valves under water pressure gauges in cab (1) and on fluid pump (2).
5. Turn drilling fluid potentiometer counterclockwise to zero position.
6. Start unit and set throttle to slow position.
7. Set drilling fluid pump switch to on position.
8. Slowly turn drilling fluid potentiometer clockwise until indicator light comes on.
9. Run drilling fluid pump until antifreeze comes out of spindle.
10. Turn drilling fluid pump switch to off position.
11. Close valve (1) between antifreeze tank and drilling fluid pump.
12. Close water pressure gauge valves (1,2).
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