
Page 14 of 130
Operating instructions
4point light 10W (V 4.58)
3 Maintenance and disposal
3.1 Maintain the instrument
! NOTICE
Leakage of batteries
Leaking batteries may damage the instrument irreversibly.
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Remove batteries from the instrument, if it is not in use for longer than
one month
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Remove batteries from the instrument, if it is stored at temperatures
above 70 °C (+158 °F) or below -20 °C (-4 °F)
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Recharge internal batteries periodically, at the latest when the battery voltage
falls below 4.8 volts
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7.1 Switch on the instrument, page 25
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Calibrate the instrument every two years
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Contact the manufacturer for updates of the device software
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3.2 Dispose the instrument
The device must be disposed of separately from the normal domestic waste.
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Return empty batteries to the designated collection points
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For a proper and environmentally friendly disposal, send the instrument back to
the manufacturer
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