16
Maintenance
EN
HMS
8
Maintenance
8.1
Maintenance intervals
8.2
Maintenance activities
1. Remove slightly adhesive liquids from the probe with a dry, lint-free cloth.
The probe must be replaced in the case of strongly adhering pollution (for
example, crystal salts or adhering oil).
When
Activity
Monthly, weekly, if nec-
essary
Depends on the resist-
ance of the retention
unit to the medium
Verify correct state and function of the system
Monthly, weekly, if nec-
essary
Verify correct state and function of the product
and of connected equipment
Once per year and after
an alarm
Perform a visual inspection of the probes. See
"After an alarm condition".
Clean polluted parts
Replace damaged parts.
Perform a function test. See "Performing the func-
tion test" on page 14.
Change of the liquid to
be monitored
Perform a function test. See "Performing the func-
tion test" on page 14.