6.
The laser starts to search for the receiver.
The HL760 and laser display shows a flashing –GM–
during the time the laser is searching and adjusting
the beam to the on-grade position.
7. When Grade Match has been completed, the HL760 goes
back to the standard elevation display while the laser goes
back to automatic grade mode.
The remote control as well as the laser
display show the final measured grade value.
8. Check the elevations along the direction
of the slope.
Automatic Grade Match using the RC402N