Calibration
Calibrating the Volume
1.
Remove the sample port nuts from ports 1 and 2. Make sure the ferrules and O-rings are
also removed.
2.
Place the ferrules and O-rings on the stems of the calibration volume chamber.
3.
Insert the calibration volume chamber into the ports. Tighten the sample port nuts hand-
tight.
4.
Manually evacuate the chamber for 20 minutes.
5.
Open valves 10, 6, 1, 2, 11, and 12.
24
TriStar II 3020 Scheduled Maintenance Instructions
O-ring
Ferrule
Sample nut
Jun 09
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