Dawson EMV 550 Owner's Manual page 21

Start the vibrator and allow the soil to loosen
around the pile. Start to lift up the
pile. Ensure the pile clutches are not rubbing
together. Pay attention to the
distortion of the rubber sandwich mounts -
under no circumstances should these
mounts be allowed to deflect by more than
the stipulated amount shown on Figure
1 in section 2.0. If these mounts are deflected
by more than the specified amount
on the EMV reduce the extraction force to
continue pulling. Continue
extracting the pile until the pile foot is almost
extracted. Stop vibration at this
point and carefully pull the pile out the
remaining short distance.
Move the pile to a suitable area, and
place the pile on the ground.
all personnel are out of the High Risk
Area.
Hold the pile on the ground and release
the jaws. Raise the vibrator off the pile
slowly ensuring that there is no snatch on
the lifting chain. Slowly lower the pile
towards the ground.
Remove the chain clamp and lifting chain
from the pile lifting hole.
Ensure that
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