AD 67-27-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce Deutschland Ltd & Co KG | Dart 542-10 | ROLLS-ROYCE Model Dart Model 542-4 and 542-10 Engines |
| engine | Rolls-Royce Deutschland Ltd & Co KG | Dart 542-4 | ROLLS-ROYCE Model Dart Model 542-4 and 542-10 Engines |
Unsafe Condition
Failure of fuel and oil hoses due to cracks and crazing.
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Required Actions
Inspect fuel and oil pressure indicator hoses with specific part numbers for cracks and crazing at specified intervals. Replace hoses if cracking or crazing is detected before further flight. Discontinue inspections after incorporating approved Modifications 1467 (fuel hoses) or 1453 (oil pressure indicator hoses).
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Compliance Time
Compliance required as indicated, unless already accomplished.
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Affected Aircraft
Rolls-Royce Dart Model 542-4 and 542-10 engines.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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