Hilti PML 32 Operating Instructions Manual page 19

7. Operation
-NOTE-
The pendulum is locked when the tool is in the closed position (laser
beam blinks).
7.1 Operation
7.1.1 Bringing the tool into the operating position
1. Open the tool to the 90° or 180° position.
2. Bring the reference line into alignment with (parallel
7.1.2 Switching on the laser beam
To switch on only the horizontal beam:
1. Press the selector button once.
to) the top edge of the base section.
-NOTE-
The pendulum is able to swing freely when the
reference line is parallel to the base section, when
the pendulum lockbutton is not pressed in and
when the tool is set up in a horizontal position
(≤ ± 5°).
The laser beam blinks rapidly when the tool is
unable to level itself automatically.
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7. Operation