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Pothole, Ge 46), Fx20 operator’s manual – Ditch Witch FX20 User Manual

Page 47

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Vacuum and Pothole - 46

FX20 Operator’s Manual

Pothole

CMW

Pothole

1.

Start engine.

2.

Open water tank valve.

3.

Move water pump switch to on. It might be necessary to prime the pump if water level is low. See
“Prime Water Pump” on page 47.

4.

Open inlet valve if necessary.

5.

Position tool over area to be excavated and begin pothole.

First use water lance to loosen soil.

Work tool in a rocking or circular motion to excavate soil.

Use water lance and tool alternately until hole is at the desired diameter and depth.

EMERGENCY SHUTDOWN: Turn ignition switch to STOP.

Vacuum will suffocate. Maintain distance between face and

vacuum inlets.

Fire or explosion possible. Do not vacuum flammable or

combustible substances.

Electric shock. Contacting electric lines will cause death or

serious injury. Know location of lines and stay away.

NOTICE: Do not direct water lance at overhead lines. Water conducts electricity.