AD 82-27-11 R1
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-10-10 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes |
| aircraft | The Boeing Company | DC-10-10F | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes |
| aircraft | The Boeing Company | DC-10-15 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes |
| aircraft | The Boeing Company | DC-10-30 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes |
| aircraft | The Boeing Company | DC-10-30F (KC-10A, KDC-10) | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes |
Unsafe Condition
Galley lift electrical interlock system malfunctions pose a potential operational hazard to personnel.
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Required Actions
Replace galley lift system electrical interlock switches with hermetically sealed switches per SB 25-266, replace plunger type interlock switch actuators with leaf spring actuators, install structural protection for interlock switches, and install additional warning placards per SB 25-307 Rev 1. Rework is required for airplanes modified per SB 25-307 dated May 5, 1982.
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Compliance Time
Compliance required by January 30, 1984, unless already accomplished.
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Affected Aircraft
McDonnell Douglas DC-10-10, -10F, -15, -30, and -30F series airplanes with operable galley lifts, certificated in all categories.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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