AD 79-09-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 727-100 Series | BOEING Model 727-100 Series Airplanes |
Unsafe Condition
Generator electrical lead damage and possible hydraulic fire from cable clamp failure allowing the electrical leads to chafe against hydraulic lines or components.
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Required Actions
Within 100 hours time-in-service after the effective date, and every 2,000 hours time-in-service thereafter, inspect the No. 1 generator electrical leads, clamps, hydraulic systems, and airframe for routing separation and insulation chafing. Repair or replace damaged components as required. If leads are not separated by at least three inches from hydraulic lines, add Skydrol-resistant insulation wrap and clamps. If already separated, no further action is needed.
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Compliance Time
Within the next 100 hours time-in-service after the effective date of this AD, and every 2,000 hours time-in-service thereafter
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Affected Aircraft
Boeing Model 727-100 series airplanes that complied with FAA AD 66-30-02 by having been modified to Option No. 2 in Boeing 727 Service Bulletin No. 24-30 (revised May 18, 1966)
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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