AD 98-11-32
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce Corporation | AE 3007A | Allison Engine Company Models AE 3007A and AE 3007C Series Engines |
| engine | Rolls-Royce Corporation | AE 3007A1 | Allison Engine Company Models AE 3007A and AE 3007C Series Engines |
| engine | Rolls-Royce Corporation | AE 3007A1P | Allison Engine Company Models AE 3007A and AE 3007C Series Engines |
| engine | Rolls-Royce Corporation | AE 3007A1/1 | Allison Engine Company Models AE 3007A and AE 3007C Series Engines |
| engine | Rolls-Royce Corporation | AE 3007A1/2 | Allison Engine Company Models AE 3007A and AE 3007C Series Engines |
| engine | Rolls-Royce Corporation | AE 3007A1/3 | Allison Engine Company Models AE 3007A and AE 3007C Series Engines |
| engine | Rolls-Royce Corporation | AE 3007A3 | Allison Engine Company Models AE 3007A and AE 3007C Series Engines |
| engine | Rolls-Royce Corporation | AE 3007C | Allison Engine Company Models AE 3007A and AE 3007C Series Engines |
Unsafe Condition
Sump Magnetic Chip Collector Plug
Required Actions
Inspect the center sump magnetic chip collector plug for paste, perform oil leak checks after each inspection, and remove the engine from service if paste is found during subsequent checks. Install an improved No. 4 main engine bearing to terminate repetitive inspections.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within 8 flight hours after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Allison Engine Company AE 3007A and AE 3007C series turbofan engines with No. 4 bearing, Part Number 23062504, installed on but not limited to EMBRAER EMB-145 and Cessna 750 series aircraft.
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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