AMI Trides
Maintenance
A-96.250.111 / 211019 41
6. Maintenance
Some countries have their own national regulations for inspection
of analyzers.
If no such regulations exist, proceed according the table below.
WARNING
Stop operation before maintenance.
Stop sample flow.
Shut off power of the instrument.
6.1. Maintenance Schedule
Preventive maintenance frequency depends on water quality, on
the application, and on national regulations.
Control of certain set-point: Swimming pools, sanitary water:
Daily up to
every 2 weeks
Check sample supply for dirt.
Clean all filters and strainers, if necessary.
Clean AMI Trides protection filter, if necessary.
Check sample flow.
Weekly (some
countries
daily)
Option pH/Redox: Perform Process pH/Redox.
Determine disinfectant value by manual DPD analysis
and, if necessary, perform Process Trides.
Every 2
months
Option pH/Redox: Perform pH/Redox calibration.
3–4 Years Replace the reference electrode.
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