Inlets and valves
6850
6850
Released: April 2004 6850 Series Gas Chromatograph Service Procedures 106
5. Replace the board and reassemble in reverse
order.
6. Check the system for leaks.
Replacing the filter
1. Turn off the GC oven and the inlet and allow
them to cool.
2. Set all GC flows to zero.
3. Remove the pneumatics cover.
4. Lift the filter trap from the mounting bracket
and unscrew the filter trap assembly.
5. Remove the old filter and O-rings and replace
them.
6. Reassemble the trap.
Installing the column
Graphpack–2M ferrules are sized to the
column outer diameter.
Column id
(mm)
Graphpack
ferrule hole id
(mm)
Qty Part no.
200 0.31 10 5182-9756
250 0.40 10 5182-9768
320 0.45 10 5182-9769
530 0.70 10 5182-9770
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