02-25-2020, 12:11 PM
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BP Mafia
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Join Date: Mar 2005
Location: Ft. Thomas, KY
Posts: 8,596
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Quote:
Originally Posted by tbzep
Speaking of clay in the nozzle, I scrape the inside of all my upper stage motors to make sure the surface is clear of obstruction. I've never had an upper stage fail to ignite. I seldom have a pad ignition failure, but when I do, I do the same thing with the single stage motor before inserting a new igniter.
I think I learned this from Doug Sams not long after YORF came online.
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I learned it from Mark Fisher after we watched my Estes Beta clone do a post-hole right in front of us in 2002. My first visit to VOA.
__________________
Bill Eichelberger
NAR 79563
http://wallyum.blogspot.com/
I miss being SAM 0058
Build floor: Centuri Design Contest F-150 Hurricane Estes - Low Boom SST Semroc - Gee'Hod, Shrike, SST Shuttle
In paint: Canaroc Starfighter Scorpion Estes F-22 Air Superiority Fighter, Solar Sailer II Semroc Cyber III
Ready to fly: Estes - Multi-Roc, Solar Sailer II Semroc - Earmark, Snake Jumper
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