AD 2000-26-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 737 | Airworthiness Directives; Boeing Model 737, 747, 757, and 767 Series Airplanes |
Unsafe Condition
Potential ignition of fiberglass insulation material installed on the outside of the environmental control system (ECS) ducts, which could propagate a small fire and lead to a larger fire.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Rework of certain ECS duct assemblies or replacement of the duct assemblies with new or reworked duct assemblies.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within six years after the effective date of the AD, or at the next scheduled heavy maintenance visit, whichever occurs later.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 737, 747, 757, and 767 series airplanes, with specific parts made by suppliers that used unsafe adhesives in their manufacturing processes.
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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