No HPLC pressure

Chromatography Forum: LC Archives: No HPLC pressure
Top of pagePrevious messageNext messageBottom of pageLink to this message  By Anonymous on Monday, June 23, 2003 - 06:19 am:

I haven't got any pressure at all in my system, though i have checked the usual causes (leaks, pump, etc).

wat do you think may be causing it?

thanks in advance


Top of pagePrevious messageNext messageBottom of pageLink to this message  By read on Monday, June 23, 2003 - 06:02 pm:

Do you have flow from the pump? Bleed out all air


Top of pagePrevious messageNext messageBottom of pageLink to this message  By Anonymous on Tuesday, June 24, 2003 - 04:22 am:

Make sure there's a good flow up to the inlet check valve. Disconnect the tubing at that juncture. I bet the check valve is "frozen" open.


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