Hilti PR 30-HVSG A12, Manual

Page: 37 / 434

English 29
5.6 Automatic horizontal alignment using the PRA 90 tripod 9
Note
The rotating laser is mounted on the PRA 90 automatic tripod.
The PRA 30G laser receiver, the rotating laser and the PRA 90 automatic tripod are paired.
The PRA 30G laser receiver and the control panel of the PRA 90 automatic tripod are facing each
other and in direct line of sight.
1. Press the
button on the rotating laser, on the PRA 30G laser receiver and on the PRA 90 automatic
tripod.
◁
The devices are ready for use.
2. Keep the marking notch on the PRA 30G laser receiver at the height that is to be set. The PRA 30G laser
receiver should be held steady or secured in place.
3. Begin automatic alignment by double-clicking the button on the PRA 30G laser receiver or select the
corresponding function in the AUTO menu.
◁
The PRA 90 automatic tripod moves up and down until the correct position is reached. An signal tone
is emitted by the laser receiver repeatedly during this procedure.
◁
The rotating laser levels itself once the position has been reached. Successful completion is indicated
by a continuous signal tone with a duration of 5 seconds. The symbol is displayed briefly.
▽
If automatic alignment cannot be completed successfully, short signal tones are emitted and the
is displayed briefly.
4. Check the height setting in the display.
5. Remove the PRA 30G laser receiver.
6. Stop automatic alignment before completion by double-clicking the button on the PRA 30G laser
receiver.
5.7 Manual vertical alignment 10
Note
The rotating laser is placed or securely mounted in the vertical position (tripod, wall mount, facade or
batter board adapter, or lying on the rear grips). A reference point (A) is marked below the laser head
(e.g. a nail on a batter board or a spot of paint on the floor or ground).
The PRA 30G laser receiver and the rotating laser are paired.
The PRA 30G laser receiver and the receiving side of the rotating laser are facing each other and in
direct line of sight. The best receiving side of the rotating laser is the side at which the battery is inserted.
1. Press the button on the rotating laser.
◁
The rotating laser levels itself and then projects a stationary downward-pointing laser beam.
2. Position the rotating laser so that the projected laser beam strikes reference point (A) exactly. Please
note: The reference point is not a plumb point!
3. To shift the laser plane to the right or left, press the
or button on the PRA 30G laser receiver.
◁
The rotating laser begins rotating after pressing one of the two direction arrow buttons.
5.8 Automatic vertical alignment 11
Note
The rotating laser is placed or securely mounted in the vertical position (tripod, wall mount, facade or
batter board adapter, or lying on the rear grips). A reference point (A) is marked below the laser head
(e.g. a nail on a batter board or a spot of paint on the floor or ground).
The PRA 30G laser receiver and the rotating laser are paired.
The PRA 30G laser receiver and the receiving side of the rotating laser are facing each other and in
direct line of sight. The best receiving side of the rotating laser is the side at which the battery is inserted.
1. Press the
button on the rotating laser.
◁
The rotating laser levels itself and then projects a stationary downward-pointing laser beam.
2. Position the rotating laser so that the projected laser beam strikes reference point (A) exactly. Please
note: The reference point is not a plumb point!
Printed: 29.09.2017 | Doc-Nr: PUB / 5377009 / 000 / 00