AD 2021-11-20
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | SAS | Airworthiness Directives; Airbus SAS Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Airbus SAS Airplanes |
Unsafe Condition
The connection of a certain halon outlet tube to the outlet of a certain fire extinguisher bottle may be incorrect, which, in case of a fire inside the LDMCR, could lead to disconnection of the tube, possibly resulting in reduced concentration of fire suppressing agent at any location inside the LDMCR.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace each affected halon outlet tube with a flexible hose, as specified in EASA AD 2020-0255.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Airbus SAS Model A330-201, -202, -203, -223, -243, -301, -302, -303, -321, -322, -323, -341, -342, and -343 airplanes; and Model A340-211, -212, -213, -311, -312, -313, -541, -542, -642, and -643 airplanes.
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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