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Downhaul bends mast?? http://www.hobie.com/au/en/forums/viewtopic.php?f=14&t=4415 |
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Author: | jf [ Wed Aug 02, 2006 5:00 pm ] |
Post subject: | Downhaul bends mast?? |
Ok I'm new to this. I've been messing with the downhaul on my 79 to see how it effects sail shape, but mistly I notice that if I set up the downhaul as a block-tackle to get some pull, it just bends the mast tip over! I did not take the time to figure out what I had for advantage, but it was likely 3:1 or so. How tight to pull the downhaul? Does it really help with sail shape? What does everyone else do here??? -jeff |
Author: | yoh [ Wed Aug 02, 2006 9:59 pm ] |
Post subject: | |
I am concerned that your mast might not be perfectly straight... compressing the mast with the down haul might exaggerating on that imperfection. Down haul tension is important... there is a limit (marker / tape) on your mast. Patrick |
Author: | jf [ Thu Aug 03, 2006 4:49 am ] |
Post subject: | |
Yes, my mast is not perfectly straight. Me pulling on the downhaul does exacerbate the problem. At this point, I've read many posts on bent masts, and I'm not sure I want to try and straighten it. It seems that kinking the mast is a possible outcome that I don't want. The bend is slight, until you crank on the downhaul. I don't have any indicators on my mast, how far down to pull? How tight? Any easy mast straightening tricks? I can't see myself yanking on the base with the tip stuck in forked tree. -jeff |
Author: | mmiller [ Thu Aug 03, 2006 12:26 pm ] |
Post subject: | Mast bends? |
Mast bends when you downhaul. Yes...this is normal. The downhaul forces the mast to compress. Now, if the upper section is bending independently, that may be a loose CompTip? Check to see that the CompTip is properly glued in. The Tips do bend a bit more than the lower section. |
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