AD 98-04-22
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | SOCATA | TBM 700 | Airworthiness Directives; SOCATA - Groupe AEROSPATIALE, Model TBM 700 Airplanes |
Unsafe Condition
Flight in freezing rain, freezing drizzle, or mixed icing conditions may result in ice build-up on protected surfaces exceeding the capability of the ice protection system, or may result in ice forming aft of the protected surfaces. This ice may not be shed using the ice protection systems, and may seriously degrade the performance and controllability of the airplane.
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Required Actions
Revise the Airplane Flight Manual (AFM) Limitations Section to include warnings about severe icing conditions and procedures for exiting them, prohibit autopilot use during severe icing, and ensure wing icing inspection lights are operative at night. Revise the Normal Procedures Section to specify weather conditions conducive to severe icing and procedures for exiting, including requesting priority handling from Air Traffic Control and avoiding flap extension in icing conditions.
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Compliance Time
Within 30 days after the effective date of this AD
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Affected Aircraft
SOCATA - Groupe AEROSPATIALE Model TBM 700 airplanes
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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