A through hull or hose can fail. Hence the plug. Not to fill a hole in the hull itself.
Rich > On Feb 13, 2014, at 11:51, "dwight" <dwight...@gmail.com> wrote: > > Still, these holes are one of the main reasons for carrying plugs…I have > never had to use a plug > > From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of Rich > Knowles > Sent: February 13, 2014 11:15 AM > To: cnc-list@cnc-list.com > Subject: Re: Stus-List Drill another hole? > > Re plugs: I've had 14 boats with many holes in each of them and have yet to > have a problem other than stuck valves. I have installed many transponders in > all kinds of boats, and I have yet to see a properly installed through hull > transponder leak or cause any problems. I think the fears of drilling holes > in hulls are unfounded. Just sayin'... > > Rich > >> On Feb 13, 2014, at 11:04, "dwight" <dwight...@gmail.com> wrote: >> That is correct, so it looks like an upside down mushroom when mounted in >> the silicone…use a good size glob of silicone and make sure there are no >> entrapped air bubbles in it before you attempt to mount the transducer…as >> the excess squeezes out some will rise to just about the edge of the >> mushroom….I would guess the thickness of silicone between the transducer and >> the hull when you have it mounted won’t be much but it must not contain >> entrapped air bubbles, just won’t work well if it does…I simply held mine >> down hard for a few minutes not until the silicone had fully cured but >> within a day the silicone had cured. My boat was in the water when I did >> the mount so I was able to get instant feedback. Holes in the hull are the >> primary reasons we all carry plugs >> >> From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of Stevan >> Plavsa >> Sent: February 13, 2014 10:51 AM >> To: cnc-list@cnc-list.com >> Subject: Re: Stus-List Drill another hole? >> >> Dwight, I believe the ST-60 uses the same transducer as the ST-40 that I >> have. Yours is designed to be used as a thru-hull correct? >> >> Steve >> www.sv-suhana.com/ >> Toronto >> >> >> >> On Thu, Feb 13, 2014 at 9:38 AM, dwight <dwight...@gmail.com> wrote: >> Steve >> >> I have a Raymarine st60 system. The transducer is the ordinary thru hull >> unit. A few years back I cleaned the inside of the hull well with acetone >> in the spot I wanted to mount it and simply plunked it down in a big fresh >> glob of GE 100% silicone sealant…you have to plunk it down on a slant and >> hold it down for a while so as to squeeze out any air bubbles that might get >> entrapped. It has worked very well for the last 4 years. You may be able >> to do something like that with your new transducer when you mount it up >> forward and avoid making another hole. I plugged the hole that mine was in >> before I did the inside mount. Mine measures to 200 feet depth at least but >> in depths greater than 200 it fails to work so you do lose some range if >> that is important to you, 200 feet was fine for me. Anyway you could try it >> all out without drilling anymore holes and you could also mount the old one >> that way and avoid having to use mineral oil. >> >> From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of Stevan >> Plavsa >> Sent: February 13, 2014 10:07 AM >> To: cnc-list@cnc-list.com >> Subject: Stus-List Drill another hole? >> >> Hi All, >> >> I installed depth and speed last season and I re-used the old through-hull >> transducer (no hole) and that works fine. However, that transducer is >> located under the starboard settee (the one forward of the nav station) and >> because it needs to be encased in mineral oil (or whatever it is in there) >> it's in a big piece of pipe right in the middle of that storage area. >> Needless to say, I don't use that storage area very much and I would like >> to. >> >> I've also had some problems with the depth instrument, sometimes it stops >> reading and I suspect the old cable or the transducer. >> >> My thinking is to drill a new hole in the hull up forward (currently it's >> next to the keel), and install the thru-hull that came with the unit and run >> the new wire. I'm hoping that this will achieve two things: >> >> better working depth instrument (with full range) >> a usable storage compartment (valuable on my small boat) >> >> Now my question to you all: is it worth the trouble? Drilling a hole in the >> boat is typically avoided and I already have the following holes: >> >> Engine raw water intake >> Two scuppers >> Galley drain >> Head drain >> Head intake >> Speed thru-hull >> >> That would make eight with a new hole. Too many? >> I've replaced almost all of the thru-hulls and original gate valves with new >> bronze thru-hulls and proper seacocks. >> >> Thanks, >> >> Steve >> Suhana, C&C 32 >> Toronto >> >> >> _______________________________________________ >> This List is provided by the C&C Photo Album >> http://www.cncphotoalbum.com >> CnC-List@cnc-list.com >> >> >> _______________________________________________ >> This List is provided by the C&C Photo Album >> http://www.cncphotoalbum.com >> CnC-List@cnc-list.com > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com
_______________________________________________ This List is provided by the C&C Photo Album http://www.cncphotoalbum.com CnC-List@cnc-list.com
