AD 2009-08-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | McDonnell Douglas | DC-8-50 | Airworthiness Directives; McDonnell Douglas Model DC-8-50 Series Airplanes; Model DC-8F-54 and DC-8F-55 Airplanes; Model DC-8-60 Series Airplanes; Model DC-8-60F Series Airplanes; Model DC-8-70 Series Airplanes; and Model DC-8-70F Series Airplanes |
Unsafe Condition
Pump inlet friction (i.e., overheating or sparking) when the fuel pumps are continually run as the center wing fuel tank becomes empty, and/or electrical arc burnthrough, which could result in a fuel tank fire or explosion.
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Required Actions
Revise the Certificate Limitations Section of the Boeing DC-8 AFM to include procedures that preclude dry running of fuel pumps and/or electrical arc burnthrough. Procedures include placing the applicable alternate or center wing auxiliary tank boost pump switch in the OFF position no more than 5 minutes after the auto fill light is continuously illuminated, and not resetting any tripped fuel pump circuit breakers.
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Compliance Time
Within 14 days after the effective date of this AD.
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Affected Aircraft
All McDonnell Douglas Model DC-8-50 Series Airplanes, Model DC-8F-54 and DC-8F-55 Airplanes, Model DC-8-60 Series Airplanes, Model DC-8-60F Series Airplanes, Model DC-8-70 Series Airplanes, and Model DC-8-70F Series Airplanes, as listed in Table 1 of the AD.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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