AD 77-17-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-10-10 | MCDONNELL DOUGLAS DC-10-10, -10F, -30, -30F and -40 Series Airplanes |
| aircraft | The Boeing Company | DC-10-10F | MCDONNELL DOUGLAS DC-10-10, -10F, -30, -30F and -40 Series Airplanes |
| aircraft | The Boeing Company | DC-10-30 | MCDONNELL DOUGLAS DC-10-10, -10F, -30, -30F and -40 Series Airplanes |
| aircraft | The Boeing Company | DC-10-30F (KC-10A, KDC-10) | MCDONNELL DOUGLAS DC-10-10, -10F, -30, -30F and -40 Series Airplanes |
| aircraft | The Boeing Company | DC-10-40 | MCDONNELL DOUGLAS DC-10-10, -10F, -30, -30F and -40 Series Airplanes |
Unsafe Condition
Inadvertent engagement of the autopilot actuators could occur due to the design of the -5 or earlier pitch guidance control panels (P/N's 3759027, 3759028, 3759029, 3759050).
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Required Actions
Modify the -5 or earlier pitch guidance control panels per McDonnell Douglas Alert Service Bulletin A22-96, Revision 1, or later FAA-approved revisions. Use production equivalents or equivalent modifications approved by the Chief, Aircraft Engineering Division, FAA Western Region. Special flight permits under FAR 21.197/21.199 may be used to operate to a base for modification.
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Compliance Time
within 300 additional hours flight time, or thirty days from the effective date of this AD, whichever occurs earlier
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Affected Aircraft
McDonnell Douglas DC-10-10, -10F, -30, -30F (KC-10A, KDC-10), and -40 series airplanes with -5 or earlier pitch guidance control panels (P/N's 3759027, 3759028, 3759029, 3759050)
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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