Just received a "Special Airworthiness Information Bulletin" from the FAA regarding a new SB from Unison (maker of Slick mags). Some users are experiencing premature carbon brush wear that may require inspection depending on serial number or date of overhaul. The full SB is viewable at:
http://www.qualityaa.com/SB3-08_Carbon_Brush.pdf
Slick Magneto Service Bulletin
Moderators: GAHorn, Karl Towle, Bruce Fenstermacher
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lowNslow
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Slick Magneto Service Bulletin
Karl
'53 170B N3158B SN:25400
ASW-20BL
'53 170B N3158B SN:25400
ASW-20BL
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