AD 89-04-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Dornier Luftfahrt GmbH | Do 28 D-1 | Airworthiness Directives; DORNIER Model Do-28 D-1 Airplanes |
Unsafe Condition
Failure to inspect and correctly locate the Center of Gravity Station Guide Line could result in operation beyond the approved forward or rear center of gravity limits.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the installed Center of Gravity Station Guide Line per Dornier Service Bulletin No. 1121-1703, replace and correctly locate the Guide Line if necessary. Airplanes may be flown under FAR 21.197 to a location where this AD can be accomplished. Equivalent compliance may be approved by the Manager, Aircraft Certification Office, AEU-100.
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Compliance Time
within the next 50 hours time-in-service after the effective date of this AD, unless already accomplished
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Affected Aircraft
Dornier Luftfahrt GmbH Model Do 28 D-1 (all serial numbers) airplanes certificated in any category
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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