Problem karlsuss2 2003-12-11 22:51:50: Karlsuss2, the 4" mask holder has bad vacuum.

[kaima at snf.stanford.edu]

The 4" mask holder for Karlsuus2 couldn't get vacuum after 3-4 hours efforts. Since this only happens to the 4" mask holder, it must be that the connector is bad. This actually happened once about a month ago.