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HAPSITE ER Operating Manual
1 Before attaching a Tedlar bag to the probe, refer to section 3.3.8, Probe Nut
Assembly, on page 3-29 to ensure proper ferrule orientation in the probe nut.
2 Prepare the Tedlar bag sample. Avoid filling bag more than 80% full. Verify that
the white valve is closed on the Tedlar bag.
3 Loosen the nut on the probe by turning the nut counter-clockwise up to two
complete revolutions. (See Figure 3-55.)
Figure 3-55 Loosening Probe
4 Guide the white cylindrical stem of the bag valve assembly into the opening of
the probe nut. (See Figure 3-56.)
Figure 3-56 Inserting the White Stem
5 Firmly push the stem into the probe nut. Two clicks will be heard when the bag
is properly seated into the probe nut.
6 Finger-tighten the probe nut by turning the nut clockwise. (See Figure 3-57.)
Figure 3-57 Finger Tightening the Probe
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