Bosch GLL 30 Consignes D'utilisation/De Sécurité page 12

WARNING
!
Do not subject the tool to extreme temperatures or variations
in temperature. As an example, do not leave it in vehicles for longer
periods. In case of large variations in temperature, allow the tool to
adjust to the ambient temperature before operation. In case of extreme
temperatures or variations in temperature the accuracy of the tool can
be impaired.
Avoid heavy impact or falling of the tool. After heavy exterior impact
on the tool, an accuracy check should always be carried out before
continuing to work (see "Leveling Accuracy").
Switch the tool off during transport. Slide the On/Off switch 2 to
the "Off" position when transporting the measuring tool. This locks the
leveling unit, which can be damaged in case of intense movement.
To switch on the tool,
Immediately after switching on,
laser beam outlets 1.
Do not point the laser beam at persons or animals and do not
look into the laser beam yourself, not even from a long distance.
To switch off the tool, slide the On/Off switch 2 to the "Off" position.
When switching off, the leveling unit is locked. The tool has an auto
shut-off function, which means the tool will shut-off after 30 minutes of
no operation.
Operation
Initial Operation
Protect the tool against moisture and direct sun
irradiation.
Switching On and Off
slide the On/Off switch 2 to the "On" position.
the tool sends laser beams from the
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