I don’t use the vent hose. I do burp the shaft seal after a launch. I think having the vent hose adds an unnecessary risk and has very little, if any, benefit. Just my $0.02.
Bob Bob Boyer s/v Rainy Days C&C Landfall 38 (Hull # 230) (Presently in Baltimore for the summer) blog: dainyrays.blogspot.com email: dainyr...@icloud.com > On Dec 11, 2019, at 5:31 PM, Marek Dziedzic via CnC-List > <cnc-list@cnc-list.com> wrote: > > For a vented PYI, you need to make sure that the vent is high enough above > the water level or you risk getting burps of water if you need to go into > high reverse (e.g. when docking or emergency stopping). Some use a bottle > that collect these burps. I plumbed the vent into the sink drain. As long as > you open the drain occasionally, no issues. > > Marek > > 1994 C270 Legato > Ottawa, ON > > > -------- Original message -------- > From: Ken Heaton via CnC-List <cnc-list@cnc-list.com> > Date: 2019-12-11 10:57 (GMT-05:00) > To: cnc-list <cnc-list@cnc-list.com> > Cc: Ken Heaton <kenhea...@gmail.com> > Subject: Re: Stus-List Mechanical shaft seal options > > Is yours vented? The vent was added some years ago. With it you never need > to burp the seal. We don't have the vent so occasionally we do have to burp > it. If I ever replace it I will put the same dripless, but with the vent. > > Ken H. > >> On Tue, 10 Dec 2019 at 13:48, Josh Muckley via CnC-List >> <cnc-list@cnc-list.com> wrote: >> Alright folks, >> >> I'm looking for thoughts on a replacement for my PYI dripless shaft seal. >> It has worked fine and I'm not afraid to stick with it but I'm looking for >> possible options or improvements. >> >> I've heard of Tides Marine making one and Sailor Sam's sells 4 different >> designs by the name Last Drop. >> >> I'll be pulling and truing the shaft, rebuilding the prop, replacing the >> cutlass bearing, replacing the seal. Anything else I'm forgetting while I >> have it apart? >> >> >> Thanks, >> Josh Muckley >> S/V Sea Hawk >> 1989 C&C 37+ >> Solomons, MD >> _______________________________________________ >> >> Thanks everyone for supporting this list with your contributions. Each and >> every one is greatly appreciated. If you want to support the list - use >> PayPal to send contribution -- https://www.paypal.me/stumurray >> > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each and > every one is greatly appreciated. If you want to support the list - use > PayPal to send contribution -- https://www.paypal.me/stumurray >
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