Cessna SEB 93-15
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Mon Feb 05, 2024 11:58 am
Does anyone have a copy of Cessna SEB 93-15?
I can't find it anywhere. It has to do with replacement of the master switch on single engine Cessna's.
Thanks,
Chris
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airChris offline

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I found a link to SEB 93-15 on the international Cessna 170 association forum, but it is members only, login and password required, etc. If you're looking for the 2-terminal switches (strobe etc.) they are a Cole Hersey 5007-BX, still available online for about $25.00. The master and light switches were also Cole Hersey parts but have been discontinued for several years. I read a service bulletin a couple of years ago, Might or might not have been 93-15 but it was from Cessna, it said to use any Mil-spec or FAA approved toggle switch and make a log-book entry at the time of replacement. Hope this helps.
https://forum.cessna170.org/forums/view ... hp?t=15006
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Dale Moul offline

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Dale
Gravity Strikes Again.
Enjoy!
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SEB93-15.pdf
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DaveF offline

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airChris offline

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I'm kind of surprised that nothing in that SB seems to address replacing the pull-on master switch with a rocker-style split master.
FWIW I like the old pull switches.
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hotrod180 offline


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Cessna Skywagon -- accept no substitute!
I like the old pull switches too - I did find that you have to service them, or sometimes even when pulled 95% the way out, for the master you won't get full charge voltage. They do take a bit of maintenance to keep going.
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nickelb offline

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