Inlets and valves
6850
6850
Released: April 2004 6850 Series Gas Chromatograph Service Procedures 63
Shell weldment
WARNING
High temperature. The inlet and oven may be
very hot. Before beginning, turn off the inlet
and oven heated zones and allow them to
cool.
1. Load the SERVICE method (or turn off the
GC) and allow the inlet and oven to cool.
2. Remove the top cover. See “Lid top cover” on
page 1-23.
3. Disconnect the column from the inlet.
4. Remove the insulation cup.
5. Using a 1/2-inch wrench, remove the reduc-
ing nut containing the gold seal.
6. Close the lid.
Remove
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