View Full Version : ys

14-03-2013, 10:21 PM
good afternoon:

I need to change a mechanical seal YS chiller, For production I have only 12hrs. the machine is working.

my question is: I can do a pumpdown to store the r-22?

15-03-2013, 05:52 AM
YS what, sounds like a York, shaft seal change in 12 hours is way very acheivable.