Maintenance 4
Monitor UV-900 User Manual 18-1120-05 Edition AF
25
4 Maintenance
4.1 Periodic maintenance
4.2 Cleaning-in-place
Pump a cleaning or sanitizing agent through the flow cell. The standard
recommendation is to pump 1 M NaOH at 1 ml/min for 30 minutes and then
wash out with buffer.
WARNING!
Always disconnect the power supply before attempting to
replace any item on the system during maintenance.
WARNING!
Only spare parts that are approved or supplied by GE
Healthcare may be used for maintaining or servicing the system.
Interval Action (see procedures below)
Every 3 month Check the instrument
Every 6 month
or more often if required
Clean the flow cell and optical fiber connectors
WARNING!
Remove liquid or dirt from the system surface using a cloth and,
if necessary, a mild cleaning agent.
WARNING!
When using hazardous chemicals, take all suitable protective
measures, such as wearing protective glasses and gloves resistant to the
chemicals used. Follow local re gulations and instructions for safe operation
and maintenance of the system.
WARNING!
When using hazardous chemicals, make sure that the entire
system has been flushed thoroughly with bacteriost atic solution, e.g. NaOH,
and distilled water before service and maintenance.
WARNING!
NaOH is injurious to health. Avoid spillage.
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