WIKA RLS-1000, Operating Instructions Manual

Page: 18 / 92

EN
14235429.01 01/2018 EN/DE/FR/ES
18 WIKA operating instructions models RLS
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 containers 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, damage
to property and the environment and to damage to the
instrument. Residual media in the dismounted instrument can
result in a risk to persons, the environment and equipment.
▶
Rinse or clean the removed instrument.
▶
Sufficient precautionary measures must be taken.
▶
Do not use any aggressive cleaning agents.
▶
Do not use any pointed and hard objects for cleaning.
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