I tend to agree with the caveat that we are talking about boats that don't exceed 10 kts under motor. Most of the manufacturers have provision for boats less than 10 and those greater than 10. Obviously those greater than 10 are rare in the sailing community.
Josh Muckley S/V Sea Hawk 1989 C&C 37+ Solomons, MD On Thu, Dec 12, 2019, 10:42 AM Robert Boyer via CnC-List < cnc-list@cnc-list.com> wrote: > 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 > > _______________________________________________ > > 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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