AD 2007-26-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747-200C and -200F | Airworthiness Directives; Boeing Model 747-200C and -200F Series Airplanes |
Unsafe Condition
Reports of water contamination in the electrical/electronic units in the main equipment center, which could cause the electrical/electronic units to malfunction and adversely affect the airplane's continued safe flight.
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Required Actions
Install mounting brackets, support angles, and moisture curtains in the main equipment center within 24 months after the effective date. For Group 1 and Group 3 airplanes, install drip shields over the forward, outboard halves of the E1-1 and E3-1 shelves in the main equipment bay prior to or concurrently with the main equipment center modifications.
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Compliance Time
Within 24 months after the effective date of this AD.
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Affected Aircraft
Boeing Model 747-200C and -200F series airplanes, certificated in any category, as identified in Boeing Alert Service Bulletin 747-25A3430, dated February 15, 2007.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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