5-78 Maintenance Procedures
Replacing the NanoLockSpray reference probe capillary
Replace the NanoLockSpray reference probe TaperTip™ or capillary if it is
irreversibly blocked, or if it is contaminated or damaged.
Removing the NanoLockSpray reference probe
Required materials
• Chemical-resistant, powder-free gloves
• Combined 2.5-mm Allen wrench and cone extraction tool
• 5-mm Allen wrench
• Source of oil-free, inert gas (nitrogen or argon) for drying (air-drying
optional)
• Wash bottle containing HPLC-grade (or better) 1:1 methanol/water
• Large beaker
To remove the NanoLockSpray reference probe
1. Prepare the instrument for work performed on its source (see page 5-7).
2. Disconnect the reference probe’s cable from the instrument’s high
voltage connector.
3. Disconnect the fused silica capillary from the instrument’s IntelliStart
Fluidics system.
4. Remove the NanoLockSpray source enclosure from the instrument (see
page 5-8).
5. Retrieve the combined 2.5-mm Allen wrench and cone extraction tool
from its storage location on the source adaptor housing.
Warning: All plumbing connections, the probe, and the source can
be contaminated with biohazardous and/or toxic materials. Always
wear chemical-resistant, powder-free gloves while performing this
procedure.
Warning: To avoid electric shock, prepare the instrument for work
performed on its source before commencing this procedure.
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