5-54 Maintenance Procedures
Replacing the ESI probe tip
Replace the ESI probe tip if a blockage occurs in the internal metal sheathing
through which the stainless steel capillary passes or if the probe tip threads
are damaged.
Required materials:
• Chemical-resistant, powder-free gloves
• 6-mm (¼-inch) wrench
To replace the ESI probe tip
1. Remove the probe from the source (see also “Removing the ESI probe” on
page 3-10).
2. Use the 6-mm (¼-inch) wrench to unscrew and remove the probe tip.
3. Dispose of the probe tip in accordance with local environmental
regulations.
4. Use the 6-mm (¼-inch) wrench to fit and tighten the new probe tip to the
probe.
Warning: The probe and source components can be contaminated
with biohazardous and/or toxic materials. Always wear
chemical-resistant, powder-free gloves while performing this
procedure.
Warning: The probe and source can be hot. To avoid burn injuries, take
great care while performing this procedure.
Warning: The ESI probe tip is sharp. To avoid puncture wounds,
handle the probe with care.
Warning: The probe tip can be contaminated with
biohazardous and/or toxic materials. Ensure that it is
correctly disposed of according to local environmental
regulations.
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