That is a good sign - it is the pressure equalizing at the orifice tube. Nothing to worry about. The low pressure hose, especially at the fitting, will typically sweat, like you observed, on humid days. Harold McElraft - 3354 --- In dmcnews@xxxxxxxxxxxxxxx, "stainlessilusion" <5n-@xxxx> wrote: > I've been following the A/C topic for a while now (I'd try to > help > others troubleshoot but obviously I don't know a whole lot about > A/C), > and it prompted me to check out the operation of my system. I had the > A/C on for a while today and when I parked the car, I checked out the > compressor- and the fittings to the compressor were sweating badly, > enough that there were drops dripping off and onto the headers. It > also appeared that there was sweat on the first 6" of the low side > hose from the connection, not sure if it was just the drops rolling > down from the connector or not (doubt it just by the pattern). > What's this all about?normal? The A/C air was noticeably > colder today > then the few times I ran the system. I'm running R134, good > pressure. > Drier, hoses, orifice all new, but I also have this whirring sound > coming from my evaporator/drier area only when the A/C is on and > fades > to silent after the A/C is turned off, anyone know what this is? > Thanks for any help guys. Dani B. #5003 To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnews Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/