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Basic Operation
3.9.3
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Set the grade. Enter the required grade in the Piper using the UP and DOWN
arrows or enter large grade changes by first pressing the STAR button, then
entering grade by individual digit. The Piper can self-level over its entire grade
range. Som it is not necessary to tip the laser to achieve grade.
Set the elevation. Loosen the handle on the mounting bracket. Slide the
•
bracket and laser up or down until the desired elevation is achieved. The slide
bracket is made of a special material to ensure smooth movement. Tighten the
handle to lock the elevation in place.
Typical Second Day Set-up
The following is a brief description of a second day set-up.
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Set the Grade. Press the POWER button to turn the unit on. The Piper remembers
the last grade from the previous day. Check the display to ensure that the grade
has not been changed.
•
Set the Elevation. Place the Piper where it was the previous day. Rotate the Piper
until the bubble in the cross-axis level vial is centered.
•
f the Piper is placed in the pipe, ensure that the proper feet are attached and
that the cross-axis bubble is centered.
•
Set the line. Follow the line of the pipe laid the previous day.
•
Place the target asembly in the last piece of pipe laid and adjust it so that the
bubble is centered in its level vial.
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