Bosch GLM 20 Consignes D'utilisation Et De Sécurité page 10

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 putting it into 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 "Accuracy Check
of the Distance Measurement", page 13) each time before
continuing to work.
WARNING
!
beam yourself, not even from a large distance.
Do not leave the switched on measuring tool unattended
and switch the tool off after use. Other persons could be
blinded by the laser beam.
To switch on the measuring tool, push down the On/Off button
1. When switching on the measuring tool, the laser beam is
switched on. The laser indicator
To switch off the measuring tool, push down the On/Off button 1
and hold for 3 seconds.
When no button on the measuring tool is pressed for approx. 5
minutes, the measuring tool automatically switches off to save
the batteries.
Measurements are taken from the rear edge of the tool as
indicated by
Operation
Initial Operation
Protect the tool against moisture and
direct sun irradiation.
Do not point the laser beam at persons
or animals and do not look into the laser
Switching On and Off
Measuring Procedure
icon located on the tool's rubber overmold.
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flashes on the display.