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b) defects of the LCD that affect the correct readings of measurement results;
c) serious mechanical damages of the component parts that affect the security
access to the radiometer circuit.
3.1.3.4 Batteries switching off and their status control
The batteries should be switched off each time before a long-term storage of the
radiometer. Do this as follows:
- switch off the radiometer;
- open the lid of the battery compartment;
- remove the batteries;
- examine the battery compartment, check the contact clamps accuracy, clean
the battery compartment from contamination and contact clamps from oxides;
- make sure there is no humidity, no salt spots on the surface of batteries, and no
damages of the insulated coating.
3.1.3.5 Replacing the protective gasket of Cover No.3 (alpha filter).
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