Strut and Shaft Alignment Out of Wack |
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eric lavine
Grand Poobah Joined: August-13-2006 Location: United States Status: Offline Points: 13413 |
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Posted: April-20-2009 at 11:55am |
I pull tools out that i dont even know what they are, but they sure add to the amazement, lol
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"the things you own will start to own you"
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Fl Inboards
Grand Poobah Joined: January-20-2008 Location: United States Status: Offline Points: 2119 |
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Oh! Also!
Having been part of the devlopment of the "dog and Pony" Lazer alignment tool I can tell you that it is a very repetable system and works very well for the shaft log insert system. I agree that with the old style of shaft logs that this system would not work trying to drill/bore a shaft hole in the bottom of the boat. the lazer alignment was really not designed to just get the hole in the middle of the insert, but to align all the under water gear to be preceisley in line with one another. The key problems with alignment after the "dog and Pony" underwater gear is installed is did the stringers get installed correctly in the webbing shop? |
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Hobby Boats can be expensive when the hobbyist is limited on their own skill and expertise.
1993 Shamrock "fat" 20. 2008 Nautique 196 5.0 |
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Fl Inboards
Grand Poobah Joined: January-20-2008 Location: United States Status: Offline Points: 2119 |
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I can tell you yes that in the past we had a strut "tweeker" at Correct Craft. It was a cage that would fit around the strut barrel with a six foot pipe welded to it. We only used it in the R&D department and it was built by the late Steve Meloon. I built one for my shop two years ago because I had a New Moomba come in that the strut was improperly installed and the shaft was riding in the shaft log insert to one side. Set up "tweeker", slightly bend strut so as the shaft came in the middle of log insert. Re align motor and back to the customer. |
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Hobby Boats can be expensive when the hobbyist is limited on their own skill and expertise.
1993 Shamrock "fat" 20. 2008 Nautique 196 5.0 |
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BuffaloBFN
Grand Poobah Joined: June-24-2007 Location: Gainesville,GA Status: Offline Points: 6094 |
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LOL! |
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eric lavine
Grand Poobah Joined: August-13-2006 Location: United States Status: Offline Points: 13413 |
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anybody looking?
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"the things you own will start to own you"
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8122pbrainard
Grand Poobah Joined: September-14-2006 Location: Three Lakes Wi. Status: Offline Points: 41045 |
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Pat,
Maybe the shop did get all the twist out of it but it was even twisted more originally from the factory. I have seen strut twist alignment done on the boat but it's not a recommendation from me. It was on a twin screw Chris. A large pipe wrench and a 6' cheater bar. The guys doing it said they would stop when if they heard wood splitting!!! It wouldn't surprise me if the factory used this method at one time!! I wonder if Eric would admit ever doing it??? Now, the factory uses a lazer alignment tool but I feel thats more towards a "dog and pony show". I'd rather use a 1&1/4" O.D. tube through the strut and into the hull hole as it will hold the strut in place while drilling the mounting holes - the lazer can't do that!!! |
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Mustang 66
Newbie Joined: November-11-2008 Location: United States Status: Offline Points: 27 |
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Peter,
Thanks for the advice. I have not yet bedded the strut base to the boat. I just have it bolted on hand tight for fitment. I had thought about elongating the holes but was afraid of weakening the strut mount and causing a leak. However, it sound like this is what i will have to do. I already have a couple of tubes of 5200 and was planning on using it to bed the strut base and seal the bolts. Thanks, Pat |
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8122pbrainard
Grand Poobah Joined: September-14-2006 Location: Three Lakes Wi. Status: Offline Points: 41045 |
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Pat,
Have you bedded the strut base to the boat yet? If so and if done recently you should be able to remove it easily. Is there any twisting room in the 4 mounting holes? If not the holes need to be elongated slightly. It doesn't take much. What I'm getting to is the strut has to be re bolted to the hull twisting it slightly so the shaft lines up with the log/hull hole. I suggest 5200 for the bedding. It's a great adhesive as well as a sealant. You'll have plenty of time to get the strut in the proper position. The 5200 is a slow cure - up to a week! Once you get the strut aligned, then you can move forward to the engine. |
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Mustang 66
Newbie Joined: November-11-2008 Location: United States Status: Offline Points: 27 |
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Hi Guys,
The shaft is still not in the middle of the log hole even with the strut twist removed it is still off to the left. Thanks, Pat |
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8122pbrainard
Grand Poobah Joined: September-14-2006 Location: Three Lakes Wi. Status: Offline Points: 41045 |
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Pat, Is the shaft now centered in the log/hull hole with the strut twist removed? If it is and the shaft isn't binding in the cutlass (though some water on it to check) then you now need to move the engine. If the shaft still isn't centered in the log/hull hole and or binding in the cutlass then the strut needs to be aligned. Check it and get back to us. |
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Mustang 66
Newbie Joined: November-11-2008 Location: United States Status: Offline Points: 27 |
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Hi Guys,
Once again I am coming to the bank of knowledge because I am not sure how to proceed. On my 66 Mustang I removed the shaft from the trans coupler and the coupler from the trans so that I could replace the piece of hose connected to the shaft log. While I had the shaft out I decided to replace the cutlass bushings because the ones I had were original. I replaced the bushings and then tried to slide the shaft back through the strut and it was rubbing on the left side of the shaft log opening ( looking at it from the back underside of the boat). When I took the shaft out originally there didn't appear to be an alignment problem, but I might have missed it. I removed the strut and shaft and took them to Marine Associates, which is a shaft and strut manufacture and repair facility that came highly recommended. They checked out the shaft and said that it had no run-out and it was straight as an arrow. They said the strut was slightly twisted and that they were able to jig it up and straigten it. Now with the strut bolted in place when I try to slide the shaft in it is still about a 1/2" left of the center nut on the trans side of the coupler. Am I doing this wrong or do I still have something that is bent? As always any help is much appreciated. Thanks, Pat |
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