AD 2010-21-16
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | McDonnell Douglas | Corporation Model MD-90-30 | Airworthiness Directives; McDonnell Douglas Corporation Model MD-90-30 Airplanes |
Unsafe Condition
Electrically shorted wires in the right wheel well and evidence of arcing on the auxiliary hydraulic pump power cables, which are routed within the tire burst area, could result in a fire in the wheel well. This could also lead to an ignition source adjacent to the fuel tanks, potentially causing a fuel tank explosion and consequent loss of the airplane.
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Required Actions
Modify the auxiliary hydraulic power system and perform all applicable related investigative and corrective actions in accordance with Boeing Alert Service Bulletin MD90-29A021, Revision 2, dated March 16, 2010. Complete these actions before further flight.
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Compliance Time
Within 18 months after the effective date of this AD
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Affected Aircraft
McDonnell Douglas Corporation Model MD-90-30 airplanes, certificated in any category, as identified in Boeing Alert Service Bulletin MD90-29A021, Revision 2, dated March 16, 2010.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
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