AD 83-06-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Polskie Zaklady Lotnieze Spolka zo.o | PZL M18 | Airworthiness Directives; Wytwornia Model PZL M18 Series Airplanes |
Unsafe Condition
Loss of primary flight control about the yaw axis due to cracks along the rudder skin trailing edge and in the upper hinge area.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Visually check the rudder skin for cracks before the first flight of each day. Within 25 hours time-in-service after the AD effective date and every 50 hours time-in-service thereafter, inspect the rudder with a 5-power magnifying glass in the upper hinge area and trailing edge. Adjust inspection intervals up to 10% for concurrent maintenance and use approved equivalent methods if required.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight if cracks are found during the initial check. Initial inspection within 25 hours time-in-service after April 4, 1983, with subsequent inspections every 50 hours time-in-service.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Wytwornia Model PZL M18 (all Serial Numbers through 1Z007-25) airplanes.
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
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