AFRISO AFA 11, Operating Instruction

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32
Maintenance
EN
AFA 11
8 Maintenance
8.1 Maintenance intervals
NOTICE
UNSUITABLE CLEANING AGENTS
• Verify that you use only cleaning agents which do not contain solvents for
cleaning the plastic parts/the product.
Failure to follow these instructions can result in equipment damage.
When Activity
Monthly, weekly, if nec-
essary
Depends on the resist-
ance of the retention
unit to the medium
Verify operational readiness, actuate the

Test key (D).
Also inspect the state of the system.
Annually Test the function (see "Performing the function
test")
After an alarm condition Test the operational readiness of the probes. See
"After an alarm condition".
Clean slightly polluted parts.
Replace damaged parts.
Test the function (see "Performing the function
test")
Change of the liquid to
be monitored or recom-
missioning of the stor-
age system Test the function (see "Performing the function
test").
Annually or after power
outage Check the charging state of the battery
(only with inserted battery).
If required Replace the battery