AD 2017-02-11

final rule
Data completeness: 70%

Airworthiness Directives; Alexander Schleicher GmbH & Co. Gliders

AD Number
2017-02-11
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2016-9382
FR Citation
82 FR 10264

Applicability

TypeManufacturerModelDetails
aircraft Aviat Various Airworthiness Directives; Alexander Schleicher GmbH & Co. Gliders

Unsafe Condition

Cable slack in gliders equipped with a rudder hand control system leading to a short-term blockage of the rudder control system and reduced control.

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

Required Actions

Replace the flight manual (FM) and maintenance manual (MM) pages with updated pages from ASK 21 Technical Note No. 38, dated May 31, 2016, depending on the specific rudder hand control system configuration.

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

Compliance Time

Within 60 days after March 17, 2017

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

Affected Aircraft

Alexander Schleicher GmbH & Co. Model ASK 21 gliders, all serial numbers, certificated in any category, modified with a rudder hand control system using either ASK 21 Technical Note No. 25 (dated February 16, 1993) or ASK 21 Technical Note No. 30 (dated January 22, 2007).

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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