Maintenance And Cleaning - WIKA TLS Operating Instructions Manual

7. Maintenance and cleaning

7. Maintenance and cleaning
7.1 Maintenance
When used properly, the tuning fork level switches work maintenance-
EN
free. They must be subjected to visual inspection within the context of
regular maintenance, however, and included in the vessel pressure test.
Repairs must only be carried out by the manufacturer.
7.2 Cleaning
1. Prior to cleaning the unit, properly disconnect it from the process and
the power supply.
2. Carefully clean the unit with a damp cloth.
3. Do not let electrical connections come into contact with moisture!
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DANGER!
Work on vessels involves the danger of intoxication and
suffocation. No work is allowed to be carried out unless by
taking suitable personal protective measures (e.g. respiratory
protection apparatus, protective outfit etc.).
Perfect functioning of the tuning fork level switches can only
be guaranteed when original accessories and spare parts
are used.
CAUTION!
Physical injuries and damage to property and the
environment
Improper cleaning may lead to physical injuries and damage
to property and the environment. Residual media in the
dismounted instrument can result in a risk to persons, the
environment and equipment.
Rinse or clean the removed instrument.
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Sufficient precautionary measures must be taken.
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Operating instructions, tuning fork level switch, model TLS