Search found 2 matches

by Dean_Jarvis
Wed Mar 20, 2019 6:09 pm
Forum: Vacuum Technology (& FAQs)
Topic: Edwards EXT200/200H Not Pumping to Full Speed
Replies: 4
Views: 2897

Re: Edwards EXT200/200H Not Pumping to Full Speed

Thanks for your thoughts, Dan! The source block of the mass spec has an isolation valve on it that I keep closed while pumping. Therefore, if the leak is in the source, it must be a bad o-ring somewhere since this should be a sealed system. I can try to find the price of some new o-rings, I know tho...
by Dean_Jarvis
Tue Mar 19, 2019 10:44 pm
Forum: Vacuum Technology (& FAQs)
Topic: Edwards EXT200/200H Not Pumping to Full Speed
Replies: 4
Views: 2897

Edwards EXT200/200H Not Pumping to Full Speed

Hi everyone, the post title sums up the problem pretty well, and I have tried so many things to fix this problem but you guys are probably quite a bit more knowledgeable than I am when it comes to vacuum systems. My thing is mass spectrometry. The turbo pump in question is housed in a Waters ZQ sing...