Error, faults & troubleshooting
Faults Cause
-----
Calculation error
301
Operating temperature
too low or too high
401
Hardware failure
Maintenance and cleaning
The product is maintenance-free.
CAUTION! Never submerse the product in water or other
liquids. Do not allow any moisture to penetrate into the
product during cleaning.
Clean the laser beam output opening
lens
with a gentle air stream. In the case of more serious
1
contamination, remove the dirt with a damp cotton swab.
Do not exert any strong pressure!
Never use petrol, solvents or cleaning agents that attack
plastic.
a qualified person for repairs.
To clean the casing, use a soft dry cloth.
Keep the product clean to ensure fault-free operation.
Solution
Pay attention to the correct
operating measuring
range.
Pay attention to the correct
operating temperature
range (0 °–40 °C).
If the icon appears despite
repeated switching on
and off, take the product
to a specialist workshop
The product should only be opened by
and the receiver
2
GB
15