4-34 Maintenance Procedures
6. Inspect each component for persisting contamination. If contamination
is present, do as follows:
a. Use the wash bottle containing 1:1 methanol/water to rinse the
component over the large beaker.
b. Blow-dry the component with inert, oil-free gas.
7. Inspect each component for persisting contamination. If contamination
is present, dispose of the component, and obtain a new one before
reassembling the sampling cone assembly.
Assembling the sampling cone assembly
Required material
Clean, chemical-resistant, powder-free gloves
To assemble the sampling cone assembly
1. Fit the cone gas nozzle handle to the cone gas nozzle and turn the handle
clockwise to tighten.
Caution:
• To avoid recontaminating the sampling cone assembly, wear clean
chemical-resistant, powder-free gloves during this procedure.
• The sample cone is fragile. Never place it on its tip; always place it
on its flanged base.
O-ring
Sample cone
Cone gas nozzle
Cone gas nozzle handle
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