AD 88-18-06

final rule
Data completeness: 70%

Airworthiness Directives; Moravan Model ZLIN 526L Series Airplanes

AD Number
88-18-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Zlin Aircraft a.s. Zlin 526L Airworthiness Directives; Moravan Model ZLIN 526L Series Airplanes

Unsafe Condition

Cracks in the forward portion of the cabin area tubular structure around the airplane leveling points could lead to structural airframe failure.

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

Required Actions

Visually inspect using a 3-power magnifying glass and supplementary lighting for cracks in the cabin tubular structure as per MORAVAN Mandatory Service Bulletin Z526L. Repair cracks before further flight per MORAVAN instructions. Allow equivalent compliance if approved by FAA.

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

Compliance Time

within the next 100 hours time-in-service (TIS) after the effective date of this AD and every 100 hours TIS thereafter

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

Affected Aircraft

Moravan Model ZLIN 526L (all serial numbers) airplanes certificated in any category

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

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.