AD Amdt-39-11423
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce | plc Tay 620-15 | Airworthiness Directives; Rolls-Royce plc Tay 620-15, Tay 650-15, and Tay 651-54 Series Turbofan Engines |
Unsafe Condition
Emergency fuel shutoff cable failure, which could result in the non-operation of the emergency fuel shut-off system in the event of a low pressure shaft failure.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform initial and repetitive visual inspections of the emergency fuel shutoff cable for broken strands or failed cables. Replace the cable if 4 or more strands are broken or if the cable has failed, within specified timeframes. Use serviceable parts for replacement.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 1,000 hours time-in-service (TIS) after the effective date of the AD.
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Affected Aircraft
Rolls-Royce plc Tay 620-15, Tay 650-15, and Tay 651-54 series turbofan engines, installed on but not limited to Fokker F.28 Mark 0070 series, Fokker F.28 Mark 0100 series, and Boeing 727 series aircraft modified with STC SA8472SW.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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