Ditch Witch JT25 - Manual (Page 157)

Complete the Job - 156
JT25 Operator’s Manual
Antifreeze Drilling Unit
CMW
Antifreeze Drilling Unit
Your drilling unit can be left overnight in freezing conditions by filling fluid lines with a polyproplyene-based
antifreeze (p/n 265-644) with optional antifreeze system before shutdown.
Add Antifreeze
1. Fill antifreeze tank with 8 gal (30 L) of approved antifreeze.
2. Install plug on suction side of drilling fluid pump.
3. Open valve below antifreeze tank.
4. Install antifreeze reclaimer adapter in
spindle. Ensure valve (shown) is open.
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. If
light does not come on, press drilling fluid
pump switch.
9. Run drilling fluid pump until antifreeze
comes out of spindle.
10. Turn drilling fluid pump switch to off
position. Close valve on antifreeze
reclaimer adapter.
11. Open valve below right operator’s console
(shown).
12. Repeat steps 5-8.
13. Close valve below right console when
antifreeze runs out of valve below right
console.
14. Turn drilling fluid pump switch to off position.