Ditch Witch FX20 - Manual (Page 53)

Complete the Job - 52
FX20 Operator’s Manual
Antifreeze Vacuum Excavation Unit
CMW
Antifreeze Vacuum Excavation Unit
Add Antifreeze
Follow these steps for overnight or long-term storage of unit during cold weather.
1. Open water tank valve and drain valve to drain all water from water tank.
2. Fill antifreeze tank with a propylene-glycol based antifreeze.
3. Close water tank valve and drain other valve.
4. Open antifreeze tank valve.
5. Connect water pressure hose to water lance.
6. Start engine.
7. Move water pump switch to on. If freshwater tank is empty, hold water pump switch in bypass position.
8. Squeeze water lance handle and run until antifreeze runs through the water lance.
9. Move water pump switch to off.
10. Close antifreeze tank supply valve.
11. Turn ignition switch to off.
12. Drain water tank completely.
Reclaim Antifreeze
1. Turn water pressure down.
2. Move water pump switch to on. If water tank is not full, use bypass position.
3. Put end of water lance in antifreeze tank.
4. Squeeze water lance handle and run until water comes out of lance.
5. Move water pump switch to off.