Thommen Airworthiness Directives

1 AD indexed for Thommen aircraft.

Models

Various 2 ADs AC32 1 AD AS332C 1 AD AS332C1 1 AD AS332L 1 AD AS332L1 1 AD AS332L2 1 AD CN-235 1 AD CN-235-100 1 AD CN-235-200 1 AD CN-235-300 1 AD

Recent ADs

2025-07-01

final rule

Airworthiness Directives; Thommen Aircraft Equipment AG Digital Air Data Computers

Unsafe Condition: Occurrences of AC32 Digital ADCs that stopped functioning due to the power module failing at temperatures below -20 degrees Celsius.

Effective: May 15, 2025 Category: aircraft Compliance: Within 12 months after the effective date of this AD

Why matched: Airworthiness Directives; Thommen Aircraft Equipment AG Digital Air Data Computers

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