19
Startup
KNAUER
Degasser 20DG User Manual V7632A, Version 1.1
Long-Term Switch-Off
Procedure
1. Remove critical solvent from the degassing chambers and
other system components by flushing with a suitable solvent.
2. Connect the capillary of the pump outlet directly with a
waste container.
3. First flush the degasser with water and subsequently with iso-
propanol.
4. Switch off the degasser and remove the connection tubes to
the degasser.
5. The degasser chambers can be dried by means of laboratory
gas.
6. Seal all inlets and outlets of the degasser with filler caps and
subsequently store the device at a safe and dry location.
7. Prior to reusing the degasser, flush the device with an appro-
priate solvent (e.g. isopropanol) for a short time.
8. When the column is reinstalled, flush the degasser with the
appropriate mobile phase prior to operation.
