EN
001792.04 11/2018 EN/DE
16
Operating instructions float switch, model ELS
7. Maintenance and cleaning
7.1 Maintenance
When used properly, the float switches work maintenance-free. They
must be subjected to visual inspection within the context of regular
maintenance, however, and included in the vessel pressure test.
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.).
Repairs must only be carried out by the manufacturer.
Perfect functioning of the float switches can only be
guaranteed when original accessories and spare parts are
used.
7.2 Cleaning
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.
1. Prior to cleaning, properly disconnect the instrument from the process
and the power supply.
2. Clean the instrument carefully with a moist cloth.
3. Electrical connections must not come into contact with moisture!
7. Maintenance and cleaning
