Bio-Rad ChromLab™ Software - Manual (Page 154)

A | Maintaining the Instrument
152 | NGC Chromatography Systems and ChromLab Software
Recommended Maintenance Schedule
Table 14 lists recommended maintenance tasks for the NGC instrument.
Table 14. NGC instrument maintenance schedule
Interval Component Action
Daily
pH monitor Calibrate the pH monitor. Start ChromLab
software and select Tools > Calibrate and
choose pH from the dropdown list.
Store the pH electrode in storage solution
when not in use. See Table
15 for
recommended storage solutions.
Tip: See Storing the pH Electrode on
page 217 for information about storing
the electrode.
Fluidic system Inspect the system for leaks.
Flush with water at the end of the day to
remove sample and buffer salts.
Columns Perform CIP and store in 20% ethanol.
Tip: System CIP is a phase in
ChromLab.
See the NGC Chromatography Systems and
ChromLab Software User Guide.
Waste containers Empty the containers.
Weekly
System pumps Change the pump head wash solution and
prime the system.
Sample pump Change the pump head wash solution and
prime the system.