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#21
posted to rec.boats.cruising
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Top of the mast...
"cavelamb" wrote in message
m... Tom Dacon wrote: "cavelamb" wrote in message m... I had to go up and reinstall an errant jib halyard today. Now I know why a kitten stuck in a tree waits for the fire department to come get him down... It's not so much the height - as the sway... Now think about a sixteen-year-old girl doing that in the great Southern Ocean... Tom girl, boy? When i was 16 free climbing the mast to scare my parents was great fun. I'm pretty sure you were doing it at the dock or in mild conditions. I've spent a little time at the masthead myself underway, taking pictures and generally enjoying the scenery, but I've been up there other times when I came down exhausted and black and blue all over my chest and the insides of my thighs. What I was thinking about when I made my original comment was the latest of the stunt around-the-world sailors, Zac Sunderland's 16-year-old younger sister, who's putting together a non-stop around-the-world voyage, and imagining her having to do that in heavy wind and large seas down in the roaring 40's. If you've read any accounts of single-handed stunts like that, you've read about some of those occasions. Tom |
#22
posted to rec.boats.cruising
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Top of the mast...
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#23
posted to rec.boats.cruising
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Hoses
On Mon, 14 Dec 2009 11:45:39 -0500, "Flying Pig"
wrote: A question? How does one connect to the tank outlet and (in my case) macerator pump inlet using PVC? Hi, Richard, The standard hose outlet fitting takes, of course, 1.5" hose. That hose OD is exactly the outside diameter of 1.5" pipe. So, I put a sleeve of hose on the barb fitting. making it exactly match the end of the barb fitting. I make the connection a tight butt (in our aft through-hull, it was a slight - maybe 3* - off-line, so I shaved the end of the pipe, very carefully, to the proper angle to make it a tight butt fitting). A standard waste pipe rubber coupling sleeve goes over both. Liberal application of KY equivalent or teflon grease will allow later moving, as was the case in my forward head, where I changed out the Y valve, and my aft head, in which I replaced everything but the bowl - loosen the clamps, slide the coupling up on the PVC to get it out of the way, and do what you need to do. Slide it back down to reinstall. In addition to the standard two hose clamps supplied with the coupling, I put another right over the butt. That prevents any seepage from getting to the rest of the coupling. NO possibility of odor transfer. When I took off my couplings to do my work on both heads, once the other end was out of the way, I pulled off the coupling and looked inside. Not a mark of seepage on either one... Odor-safe or whatever the white hose marketer is, in their website, sells PVC connectors which are the right size for attaching a hose; even they recommend PVC where possible. Since, other than in the forward head, I didn't have any hose points, that was irrelevant. In the forward head, where I had a small section of hose into the wall, I just took a standard hardware fitting (screws into the threaded coupling in the PVC) and ground off the barbs until the 1.5" hose fit it, something I learned from seeing it on some other application when I got the boat. When I redo that front head part, I'll unthread the coupling and replace it with straight PVC, making my bends as needed to match up perfectly with the toilet outlet, using the same sleeve idea to make the rubber coupling fit. When I rebuild the pump, all I'll have to do is slide the coupling up the PVC, and remove it, if just undoing the bolts on the joker holder isn't sufficient. One other hint, also long-ago discussed here with Peggie, is that we very aggressively flush with raw water after each use. That helps move any urine products through the system, minimizing scale formation. We then also dry pump aggressively to empty the pipe to the anti-siphon. PVC will take muriatic acid and vinegar with aplomb (get your plomb here, folks, going fast!), so we do that regularly, too. Of course, we have no proof, but I'd bet a bunch that we have no scale in our pipes... HTH L8R Skip Which brings up a question I have always wondered abut. When flushing a toilet connected directly to the ocean one pumps flushing water through the system until, it is hoped, all evidence of one's actions have been eliminated. But how about when one is using a holding tank. Doesn't all this flushing tend to fill up the tank rather rapidly On my own system which has the toilet mounted with the top of the bowl just above the water line, using the normal anti-siphon "loop", it takes ten strokes of the pump to pump water completely through the system. I have no idea what the volume of the pump is but I suspect that ten strokes is a lot more then the approximately 1 qt. that I see in the usual holding tank capacity calculations. Cheers, Bruce (bruceinbangkokatgmaildotcom) |
#24
posted to rec.boats.cruising
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Hoses
On Tue, 15 Dec 2009 07:57:57 +0700, Bruce In Bangkok
wrote: Doesn't all this flushing tend to fill up the tank rather rapidly Yes it will. |
#25
posted to rec.boats.cruising
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Top of the mast...
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#27
posted to rec.boats.cruising
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Top of the mast...
On Mon, 14 Dec 2009 17:31:57 -0800, "Capt. JG"
wrote: wrote in message .. . On Tue, 15 Dec 2009 07:23:16 +0700, Bruce In Bangkok wrote: On Mon, 14 Dec 2009 05:56:30 -0500, wrote: On Sun, 13 Dec 2009 16:37:27 -0800, "Capt. JG" wrote: "Edgar" wrote in message news:2_6dndWmU80y4bjWnZ2dnUVZ876dnZ2d@telenor .com... "Capt. JG" wrote in message easolutions... "cavelamb" wrote in message m... I had to go up and reinstall an errant jib halyard today. Now I know why a kitten stuck in a tree waits for the fire department to come get him down... It's not so much the height - as the sway... Yeah. I would rather pay someone else to do that if at all possible. I don't mind it at all but my boat is very stable and I have never had to go up except in the marina. I had a good laugh some time ago when my brother climbed the mast of a boat that was raher too small for his weight and watched him as she slowly started to heel until he had to let go and drop into the water. I went up the mast (part-way) in the Med a long time ago to change a steaming light. It wasn't pleasant at all, and there was hardly any wind or rocking. Now, I refuse to go unless it's an emergency (so far so good). Took me 1/2 day to recover from seasickness. I guess it's not for everybody. I like going up, and everybody in the marina knows it. I get invited quite often. Standing on the edge of a roof bothers me, but for some reason, I'm not bothered in the slightest going up a mast. I now have a system for getting up the mast on my boat without any help, and I've considered the idea of going up just to take pictures in nice anchorages I visit. Mast steps? Nope. You have a modified Top Climber ? as I recall... Completely my own creation. No Top Climber components used. Same idea, but using better components and several design improvements. |
#28
posted to rec.boats.cruising
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Top of the mast...
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#29
posted to rec.boats.cruising
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Hoses
Wayne.B wrote:
On Tue, 15 Dec 2009 07:57:57 +0700, Bruce In Bangkok wrote: Doesn't all this flushing tend to fill up the tank rather rapidly Yes it will. And a small tank fills in a hurry. |
#30
posted to rec.boats.cruising
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Top of the mast...
"cavelamb" wrote in message
... wrote: Mast steps? Nope. You have a modified Top Climber ? as I recall... Completely my own creation. No Top Climber components used. Same idea, but using better components and several design improvements. No offense intended, but i can't imagine actually trying to use that. A bosun's chair on a rope is one thing. Your hands are (more or less) free to do something. But climbing up what amounts to a rope ladder and trying to do anything beyond snapping pictures is way beyond me. Richard I've heard it's pretty straight-forward... you mostly use your legs. -- "j" ganz @@ www.sailnow.com |
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