AD 80-16-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Honeywell International Inc. | TFE731-2 | AIRESEARCH MANUFACTURING COMPANY OF ARIZONA Models TFE-731-2, -3, -3R Engines |
| engine | Honeywell International Inc. | TFE731-3 | AIRESEARCH MANUFACTURING COMPANY OF ARIZONA Models TFE-731-2, -3, -3R Engines |
| engine | Honeywell International Inc. | TFE731-3R | AIRESEARCH MANUFACTURING COMPANY OF ARIZONA Models TFE-731-2, -3, -3R Engines |
Unsafe Condition
Separation of tie rod P/N 3070065-1 with serial numbers listed in the AD could cause potential massive engine failure.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect engines to determine the serial number of the tie rod P/N 3070065-1. Remove and replace tie rods with the listed serial numbers with serviceable parts. Compliance for specific engines listed in paragraph (a) must be within 150 operating hours after August 7, 1980. For other affected engines, comply at or before the next major periodic inspection.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 150 operating hours after the effective date of this AD for engines listed in paragraph (a); at or prior to the next major periodic inspection for others.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
AiResearch TFE-731-2, -3, -3R engines manufactured prior to May 1980, including specific serial numbers listed in paragraphs (a) and (b).
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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