Thermo Scientific TRACE 1600 Hardware Manual page 420

8
Installing Optional Kits
Connecting a SSL/PTV Backflush System
388 TRACE 1600/1610 Hardware Manual
d. Finger-tighten the precolumn retaining nut until it starts to grip the precolumn.
e. Use the 6 mm wrench to tighten the retaining nut. Use enough pressure necessary to
obtain a good seal without overtighten.
4. Connect the capillary column to the Tee connector and to the precolumn.
See Figure 370.
Figure 365. Precolumn and Capillary Column Connection
Precolumn
Backflush Line
35 mm
Capillary Column
a. Place the column on the column support.
b. Slide the proper retaining nut and Vespel/graphite ferrule onto the column with the
flat end facing towards the Tee connector. Be careful to avoid damaging the ferrule
when inserting the column.
c. Cut 1 cm from the column end.
d. Use typewriter correction fluid or a felt-tipped pen to mark the position of the ferrule
bottom 35 mm from the end of the column.
e. Carefully insert the column into the precolumn up to reach the marked position.
The capillary column end must protrudes the Tee connector; if not, repeat the
operations.
f. Finger-tighten the column retaining nut until it starts to grip the column.
g. Use the 1/4-in. wrench to tighten the retaining nut. Use enough pressure necessary to
obtain a good seal.
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