Replacing The Accumulator Check Valve - Waters ACQUITY Isocratic Solvent Manager Overview And Maintenance Manual

3 Maintenance Procedures

Replacing the accumulator check valve

Warning:
when you handle solvents, change tubing, or operate the ISM. Consult
the Material Safety Data Sheets regarding the solvents you use.
Caution:
powder-free gloves when replacing the check valve.
Required materials
• Accumulator check valve assembly
• Gloves: clean, powder-free, chemical-resistant
Required tools
• 1/2-inch, open-end wrench
• 1/4-inch open-end wrench
• 5/16-inch, open-end wrench
To replace the accumulator check valve:
1. Flush the ISM with non-hazardous solvent.
2. Power-off the ISM.
Move the solvent bottles to a location below the ISM.
Tip:
104 September 26, 2013, 715004208 Rev. A
To prevent injury, always observe Good Laboratory Practices
To prevent contamination, wear clean, chemical-resistant,