The status must be Ready before you can operate the scope. If not, you should ask for help and report it to the manager. Usually, if the vacuum is not ready, it is due to one of the following reasons:
The scope is malfunctioning.
The air pressure is not within a good range(the building compressed air may be down?).
The cooling water is off.
Vacuum being Ready means:
Top line of vacuum page shows "ready".
P3 < 50,
IGP < 26 (normally, they are
shown 0, 5).
LEDs for UVAC and HiVAC are lit.
This is an official Page of the University of Massachusetts Worcester Campus
Electron Microscopy Facility • 55 Lake Avenue North Worcester, Massachusetts 01655-0160
Questions or Comments? Email: gregory.hendricks@umassmed.edu Phone: 508-856-2602