50-10 Operating the Vacuum Excavator VX30/VX50 Gen3/ECO50 Vacuum Excavators
Step 6: Place Rev
erse Flow Control (6) in
Vacuum position. Open Upper Gate/
Inlet Valve.
Step 7: Position
rotary nozzle lance and
vacuum tooling, or optional reduction
tool vertically at the desired potholing
location.
Step 8: Grasp handles o
n tool, and squeeze
water supply trigger (7). Move tool in a
semicircular motion. The water jets or
pressurized air will excavate a
cylindrical hole in the ground.
Step 9: As tool desce
nds to the proper depth, occasionally release water/air supply trigger and remove tool
from hole to check if utility has been located.
WARNING: High pressure water can penetrate skin. Serious injury possible.
Keep nozzles away from body. Wear protective clothing. Fluid injected under the skin must
be removed immediately by a surgeon familiar with this type of injury.
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