AD 2008-03-13

final rule
Data completeness: 80%

Airworthiness Directives; ATR Model ATR42-500 Airplanes

AD Number
2008-03-13
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2008-0121
FR Citation
73 FR 6594

Applicability

TypeManufacturerModelDetails
aircraft ATR Model ATR42-500 Airworthiness Directives; ATR Model ATR42-500 Airplanes

Unsafe Condition

Burnt spots were found on MPET insulation blankets installed over frame 24, which could propagate a small fire due to an electrical arc and lead to a larger fire.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Remove all MPET insulation blankets installed on the left and right sides of the airplane over frame 24 between stringers 5 and 14.

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

ATR Model ATR42-500 series airplanes with MPET insulation blankets installed over frame 24 between stringers 5 and 14.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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