AD 67-25-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-8-11 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8 and DC-9 Series Airplanes |
| aircraft | The Boeing Company | DC-8-12 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8 and DC-9 Series Airplanes |
| aircraft | The Boeing Company | DC-8-21 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8 and DC-9 Series Airplanes |
| aircraft | The Boeing Company | DC-8-31 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8 and DC-9 Series Airplanes |
| aircraft | The Boeing Company | DC-8-32 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8 and DC-9 Series Airplanes |
| aircraft | The Boeing Company | DC-8-33 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8 and DC-9 Series Airplanes |
| aircraft | The Boeing Company | DC-8-41 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8 and DC-9 Series Airplanes |
| aircraft | The Boeing Company | DC-8-42 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8 and DC-9 Series Airplanes |
| aircraft | The Boeing Company | DC-8-43 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8 and DC-9 Series Airplanes |
| aircraft | The Boeing Company | DC-8-51 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8 and DC-9 Series Airplanes |
Unsafe Condition
Possible deployment of thrust reversers due to electrical malfunction in the autothrottle computer causing inadvertent movement of throttles to the mechanical stop position.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Deactivate the autothrottle system by pulling and securing the circuit breaker, install a placard stating 'autothrottle inoperative', and reactivation/removal of placard is allowed only after installing a spring on each throttle lever assembly per specified service bulletins.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
MCDONNELL DOUGLAS DC-8 Series (listed in SB 76-26 Rev 2) and DC-9 Series (listed in SB 76-15) airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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