Bio-Rad Profinia™ Protein Purification Instrument - Manual (Page 114)

9.3.6 Cleaning Buffer Lines
This procedure is used to clean buffer lines 1 through 7; buffer position 8 holds the 20%
ethanol solution and is used as a final system purge:
1. Touch the Data/Utilities button on the system home screen.
2. Touch the Diag/Maint Functions button.
3. On the Diag/Maint Functions screen, touch the up and down arrows to scroll through
the list of functions and highlight “Clean Buffer Lines”, then touch the Select button.
4. Follow the directions displayed on the screen (Figure 9.10).
5. Touch the Start button. The system purges buffer lines 1 through 7 with water, followed
by a system purge with ethanol from buffer position 8. A progress bar displays while
cleaning is in process.
When cleaning is complete, the system returns to the Diag/Maint Functions screen.
Fig. 9.10. Prepare system to clean buffer lines screen.
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