INFICON 3000 Micro GC Gas Analyzer Operating Manual - Manual (Page 69)

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3000 Micro GC Operating Manual
4.2.5.2 Tools Required
 Two 7/16 in. wrenches, for the sample inlet filter assembly
 One 5/16 in. wrench, for user sample line to sample inlet filter
4.2.5.3 Sample Inlet Filter Assembly Installation
1 Shut off any sample flow to 3000 Micro GC.
2 Allow the sample inlet to cool.
3 Disconnect the sample line to the 3000 Micro GC input fitting using the 5/16 in.
wrench, while holding the sample inlet filter with a 7/16 in. wrench.
4 Inspect the sample inlet filter assembly and verify that the filter disk is in place.
If not, place a filter disk between parts A and B of the filter body and thread the
parts together until finger-tight. See
Figure 4-8 .
Figure 4-8 Exploded view of sample inlet filter assembly G2801-60900
5 Install the sample inlet filter assembly on the 3000 Micro GC inlet using the
dual-ended ferrule. Use the two 7/16 in. wrenches to tighten the filter halves
until snug.
5a Tighten sample inlet filter assembly to 3000 Micro GC inlet an additional
1/4 turn using 7/16 in. wrench on filter Part A.
6 Connect the sample line to the male portion of filter Part B, shown in Figure 4-8 ,
while stabilizing the sample inlet filter assembly Part B using a 7/16 in. wrench.
CAUTION
Do not overtighten the sample inlet filter assembly to
3000 Micro GC. This will damage the dual-ended ferrule.
Part B Part A
Filter disk
Dual-ended ferrule
To GC