Component Service Letters/ Advisory Material Date Last Inspected/ Replaced Findings/Notes
Wing attach bolts
Strut attach fittings (wood spar) S/L65
Strut attach fittings (metal spar) S/L 405 (8GCBC), S/L 408-415
Front strut
Rear strut
Strut attach bolts
Spar (metal)
Spar (wood) S/L 406 A
Nails (wood spar) S/L C-139
Compression struts
Drag wire assembly
Ribs/wingtip S/L #3, S/L #35, S/L #113 (8KCAB)
Fabric S/L #75, S/L #85
Inspection holes S/L 417C
Drains
Wing general S/L #116, S/L #C130 (8KCAB)
Airworthiness Directives:
9 74-23-04 - Fatigue Cracks and/or Distortion of Rib Flanges (8KCAB)
9 90-15-15 R1 - Upper Wing Front Spar Strut Fittings (8KCAB)
9 96-03-11 - Metal Spar Wing Front Strut Fittings (8KCAB, 8GCBC, 7GCBC, 7ECA)
9 96-18-02 - Metal Spar Wing Front Strut Fittings (8KCAB, 8GCBC, 7GCBC, 7ECA)
9 2000-25-02 R1 - Wood Spar Inspection (7, 8, and 11 Series Aircraft)
Special Airworthiness Information Bulletins (SAIB):
9 ACE-98-32
Service Difficulty Reports Summary (1995 - May 19, 2003):
9 89 wing-related reports
- 67 reports related to AD 200-25-02 R1, Wood Spar Damage - compression failures, longitudinal cracks, and loose and missing nails
- 2 reports of corroded struts filled with water
- 1 report of cracked ribs
- 2 reports of corroded strut attach bolts
- 3 reports of skin attach rivets pulling through the rib flange
- 1 report of worn fuselage attach bolts and corroded bushings
- 6 reports of cracked strut attach fittings
- 8 reports of cracked metal wing skins located over the fuel cell
General Aviation Airworthiness Alerts Summary, AC 43-16A - (May 1997 - May 2003):
9 6 wing-related alerts pertaining to damaged wood spars.
Wing Related Accident/Incident (January 1998 - May 2003):
9 None
Manufacturer Information:
American Champion Aircraft Company
P.O. Box 37 32032 Washington Ave – Hwy D Rochester, WI 53167 Phone: (262) 534-2395 website: www.amerchampionaircraft.com
Federal Aviation Administration Office:
Chicago Aircraft Certification Office Program Manager: Bill Rohder 2300 East Devon Ave Des Plaines, IL 60018
Type Clubs:
National Aeronca Association (NAA) Bellanca-Champion Club 806 Lockport Rd P.O. Box 100
P.O. Box 2219 Coxsackie, NY 12051-0100 Terre Haute, IN 47802 Phone: (518) 731-6800 Phone: (812) 232-1491
Additional Manufacturer’s Comments: 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：Best Practices Guide for Maintaining Aging General Aviation Airplanes(14)
