INFICON 3000 Micro GC Gas Analyzer Operating Manual - Manual (Page 83)

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3000 Micro GC Operating Manual
5.1.4.3 Installation Instructions for the Pressure Reducer
1 Turn off 3000 Micro GC and allow the sample inlet fitting to cool.
WARNING
3000 Micro GC has inlets which can be heated to 140°C.
Touching the inlets at operating temperatures can result
in injury. Extreme care should be taken to avoid touching
the heated inlets.
2 Move the 3000 Micro GC handle fully away from the front cover.
3 Remove any fittings or hardware currently installed on the 3000 Micro GC
sample fitting.
NOTE: The external 10 micron sample inlet filter may be left in place. Refer to
section 5.1.2 on page 5-3 .
4 Loosely install a 5/16 in. female nut, back ferrule, and front ferrule onto the
sample inlet fitting or the 10 micron sample inlet filter. See
Figure 5-9 . Do not
tighten. The outlet tube will be installed into this fitting later.
Figure 5-9 Installing ferrules
5 Insert the outlet tube into the top 1/16 in. fitting on the flow controller (see Figure
5-10 ). Tighten 1/2 turn past finger tight using the 1/4 in. open-ended wrench,
then loosen 1/4 turn, so that the tube is loose but will not disengage.
Figure 5-10 Installing the sample outlet tube
Back ferrule
Front ferrule
5/16 in. female nut
Sample in
Vent out Install outlet
tube here