Laser 140101 Tynemouth |
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Laser 28 - Excellent example of this great design Hamble le rice |
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Rossiter Pintail Mortagne sur Gironde, near Bordeaux |
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Projection 762 Help please? |
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DOUGk911 ![]() Groupie ![]() Joined: 23 Nov 06 Location: Blyth , Northumberland Online Status: Offline Posts: 65 |
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DECKING ...Such an important issue .... you will need shed loads for your massive Boat !
If you go for the 24 mm stuff from Argentina that could save a few bob . A full container load is the way to go , I've decked my Projection in the 28mm stuff and She looks so pretty ! a couple of inches lower in the water ... but what the heck ! She will still do 7 knots in a good blow . |
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j hasson ![]() Newbie ![]() Joined: 12 Dec 06 Online Status: Offline Posts: 18 |
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hi, throughout last season i noticed an amount of play in the rudder gettin progressively worse as time went by. i don't fully understand the mechanics involved. it has reached a stage now where it must be remedied. could anyone shed any light on this rudder play why it happens and how to fix it? cheers |
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chic ![]() Posting king ![]() Joined: 20 Dec 06 Location: Scotland Online Status: Offline Posts: 146 |
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Hi, When I bought my boat I was already a little concerned with the amount of play on the rudder - during our first season we have clocked up around 2000 miles, and having had the boat craned out earlier this week it seems to be a little worse. The simple movement of the rudder shaft in its bearings is bound to cause some wear, but whenever there's weather helm the length of the rudder will act as a big lever putting significant forces (and consequently accelerated wear) on the bearings. Bearing wear tends to be exponential, ie the worse the fit the more quickly it wears, so this might explain why it's suddenly got worse for you over the past season. The other possibility is that the nut that holds everything together is coming undone! I haven't yet dropped my rudder from its tube and bearings but I suspect I will have to do it before the start of next season's racing. I can tell you that the lower bearing is made from nylon and will probably have been bespoke lathe-cut to fit the shaft and hull. Finding someone to do the work may be the biggest problem, and I'm in no way certain that two boats are alike. If we could acertain that we have identical bearings maybe we could join forces in the hunt for an engineer. Incidentally, I did ask the owner of the 'Projection Yachts' name (can't remember his name without going through the entire forum) about just this problem but although he promised to write back I never did get a reply... Any thoughts would be welcomed. |
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DOUGk911 ![]() Groupie ![]() Joined: 23 Nov 06 Location: Blyth , Northumberland Online Status: Offline Posts: 65 |
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My rudder bearings were replaced before I got Her , however I dropped the rudder last week as the tiller alignment is about 5 degs out which is a real pain at times .
The shaft and nylon bearings are tapered , there is a large nylon washer below tiller fitting , I reckon if the washer was a little thicker it may well pull the shaft up slightly and remove the free play .... ? Poss worth a try anyway . I was amazed at how heavy the rudder is , there must be a lot of steel frame inside or something . Doug . |
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Oli ![]() Really should get out more ![]() Joined: 23 Mar 05 Online Status: Offline Posts: 1020 |
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Doug, I tried the thicker washer trick last season. The real problem with this is finding a washer of the required thickness to eliminate the slack BUT without lifting the rudder to excess, which leads to the top edge binding on the bottom of the boat when helm is applied. You might guess that I failed in my attempt! IMHO Stainless steel Shimming is what is needed under the original washer, maybe only 1-1.5mm thick.... More worrying was the fact that after anti fouling the rudder blade I spotted a weep of water coming from the leading edge of the blade.....resulting in investigative dremmelling and a week of drying and remeadial filling and refairing..I must have cured it as there is no sign of any problem now.
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Some Bloke ![]() Newbie ![]() Joined: 22 Mar 05 Online Status: Offline Posts: 18 |
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I replaced Zulu's rudder bearings the year before last. After dropping the rudder both bearings came out fairly easily with a large hammer and a wooden drift. The upper bearing has to be pushed up from below. I measured them up and a local light engineering shop turned up copies from solid Delrin which went straight back in again without any trouble. They still have no play at all. The whole thing cost about 40 quid. Kev GBR7622 Zulu |
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BrianD ![]() Newbie ![]() Joined: 31 Jan 07 Location: England Online Status: Offline Posts: 8 |
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Chaps Colin Ryan at Rowan Yacht Services can provide ( and fit if necessary ) replacement rudder bearings if you can't obtain elsewhere. tel 01634 256691 mob 07885 716087.
Not sure I was the one that didn't reply to Chic but if so - many apologies! rgds Brian Douglas Projection Yachts |
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Projection "the works"
7639R |
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chic ![]() Posting king ![]() Joined: 20 Dec 06 Location: Scotland Online Status: Offline Posts: 146 |
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Brian, I'm glad to see that you're still monitoring the P762 thread! Thanks for the info and phone numbers re bearings, I shall give Colin Ryan a call. Out of curiosity (I'm sure I'm not the only one), are we going to see any baby projections in the coming months, or are they only built to order? Regards, Chic |
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BrianD ![]() Newbie ![]() Joined: 31 Jan 07 Location: England Online Status: Offline Posts: 8 |
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Hi Chic
No orders for 762s at the moment but a new version of the 920 may appear before too long!
rgds Brian |
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Projection "the works"
7639R |
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DOUGk911 ![]() Groupie ![]() Joined: 23 Nov 06 Location: Blyth , Northumberland Online Status: Offline Posts: 65 |
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So you can get a new 762 if you want one ! ?
errr.. price ? News to me ,last story I heard was of possible Polish production . I fitted a J80 pulpit last Friday , reasonably easy , 2 extra holes ,and a little brute force to align . Doug . |
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