AD 2004-25-17
Unsafe Condition
Failure of the elevator rocker lever (part number A 730 201 N) caused by cracks resulting from a defect in prior manufacturing procedures.
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Required Actions
Perform a repetitive, non-destructive magnetic test (NDMT) inspection on the elevator rocker lever for cracks. If cracks are found, return the part to the manufacturer for a replacement. Install the improved replacement part to terminate the need for repetitive inspections.
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Compliance Time
Within 25 hours time-in-service (TIS) after the effective date of this AD.
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Affected Aircraft
LETECKÉ ZÁVODY Model L 23 SUPER-BLANIK sailplanes, all serial numbers up to and including 039019, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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