User`s manual

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10.5 CLEANING THE CASE
Preferably use a soft cloth moistened with soapy water.
Avoid using alcohol or oil based products.
10.6 CALIBRATION
It is essential that all measuring instruments are regularly calibrated.
For occasional daily use, we recommend that an annual check be carried out.
When the instrument is used continuously every day, we recommend that a check is made
every 6 months.
We advise you to check this instrument at least once a year. For checking and calibration of
your instrument, please contact our accredited laboratories (list on request) or the Chauvin
Arnoux subsidiary or Agent in your country.
10.7 REPAIR
Repairs under or out of guarantee: please return the product to your distributor