AD Amdt-39-9843
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Mitsubishi | Heavy Industries | Airworthiness Directives; Mitsubishi Heavy Industries, LTD. Models MU-2B-10, -15, -20, -25, -26, -26A, -30, -35, -36, -36A, -40, and -60 Airplanes |
Unsafe Condition
Failure of the icing protection system due to operating in conditions beyond its capability, leading to aerodynamic stall at higher than normal airspeeds due to icing conditions.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Revise the AFM's Limitations, Procedures Sections, and MMEL to establish minimum airspeed for sustained level flight in icing conditions, set flap usage limitations, provide hazard recognition cues, specify icing exit procedures, and ensure operability of wing illumination and taxi lights before night flights in icing conditions.
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
Mitsubishi Heavy Industries, LTD. Models MU-2B-10, -15, -20, -25, -26, -26A, -30, -35, -36, -36A, -40, and -60 airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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