5-24 Maintenance Procedures
2. Carefully push down on the gas cone to separate the gas cone, sample
cone, and O-ring.
3. Dispose of the O-ring in accordance with local environmental
regulations.
Cleaning the sample cone and gas cone
Required materials:
• Chemical-resistant, powder-free gloves.
• Appropriately sized glass vessels in which to completely immerse
components when cleaning. Use only glassware not previously cleaned
with surfactants.
• HPLC-grade, or better, methanol.
• HPLC-grade, or better, water.
Caution: The sample cone is fragile. Never place it on its tip;
always place it on its flanged base.
Warning: The O-ring can be contaminated with
biohazardous and/or toxic materials. Ensure that it is
correctly disposed of according to local environmental
regulations.
Gas cone
Sample cone
O-ring