06-06-2005, 11:55 AM
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Out To Launch
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Join Date: Mar 2005
Location: Ottawa, Ohio
Posts: 281
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Quote:
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Originally Posted by CPMcGraw
Nah, it's just that there so much distance between the two launch lugs that when the upper lug clears the rod, any slight change in direction will cause the second one to bind. Rod whip can cause it. That's why you need such a large kick to get these long birds started. It reduces the lag time between the lugs exiting the rod.
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I noticed that, too. I always check my 2 lug birds by putting a finger on the nozzle and lifting up rapidly to check for bind. I used steel wool on the rod then wiped it down with a silicone lubricant to lessen the effect.
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John Lance Ladd
Yoyodyne Propulsion Systems
Grovers Mill, NJ
Established 1938
lladd.netau.net
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