56 1290 Infinity Quaternary Pump User Manual
4
Using the Module
Best Practices
Best Practices
Daily / Weekly tasks
Daily tasks
• Replace solvents and solvent bottles for mobile phases based on
water/buffer.
• Replace solvents and solvent bottles for organic mobile phase latest every
second day.
• Check presence of seal wash solvent.
• Purge each channel with fresh solvent at 2.5 – 3 mL/min for 5 min.
• Equilibrate your system with composition of your application for 15 min.
Use conditioning for 1290 Infinity II Pumps and G7104C.
Weekly tasks
• Change seal wash solvent (10 % / 90 % isopropanol/water) and bottle.
• Flush all channels with water at 2.5 – 3 mL/min for 5 min to remove salt
deposits if buffer applications were used.
• Inspect solvent filters for dirt or blockages. Clean or exchange if no flow is
coming out of the solvent line when removed from the degasser inlet.
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