AD 2022-06-18
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
water accumulation in the alternative ventilation system (AVS) duct can block AVS system airflow into the airplane, creating a loss of conditioned inflow and result in cold or hot flight deck temperatures.
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Required Actions
replacing the alternative ventilation duct having a certain part number with a new part number, and for certain airplanes, changing the insulation blanket to install the drain hose
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Compliance Time
Before further flight
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Affected Aircraft
all The Boeing Company Model 767-2C series airplanes, certificated in any category
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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