Agilent Technologies 1200 Series Reference Manual page 56

4 Repairing the Vacuum Degasser
1 Disconnect a solvent tube of one of the channels from your pump.
2 Connect syringe adapter to the disconnected solvent tube.
3 Push syringe adapter onto syringe.
4 Pull syringe plunger to draw solvent out of degasser and tubing. Continue to
5 Repeat
6 Disconnect outlet tubes from the vacuum degasser.
7 Remove top cover, see
8 Loosen the clip of the sensor board and remove it from its slot in the
9 Remove the two holding screws of the vacuum chamber.
10 Slide the vacuum chamber out of the front plate.
11 Disconnect the vacuum tubes from the vacuum chamber.
12 Reconnect the two vacuum tubes to the new vacuum chamber.
13 Slide the new vacuum chamber into the front plate and fix it with the two
14 Slide the senor board back into the slots of the vacuum chamber and fix the
15 Reconnect all inlet and outlet tubes to the vacuum chamber, see
16 Refit the cover, see
56
draw solvent into syringe until there is no solvent in the tubing.
step 1 to step 4
vacuum chamber (for identifying internal parts see
Parts" on page 53).
holding screws.
clip.
page 21.
"Removing and Refitting the Top Cover"
for other solvent channels.
"Removing and Refitting the Top Cover" on page 49.
"Overview of Internal
Figure 7
on page 49.
1200 Series VD Reference Manual
on