AD 2020-20-02

final rule
Data completeness: 80%

Airworthiness Directives; Leonardo S.p.a. Helicopters

AD Number
2020-20-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2020-0413
FR Citation
85 FR 60894

Applicability

TypeManufacturerModelDetails
aircraft Leonardo S.p.a. Airworthiness Directives; Leonardo S.p.a. Helicopters

Unsafe Condition

a crack on a fire extinguisher bottle bypass outlet assembly, which could result in failure of the fire extinguishing system in the event of a fire in the engine area and subsequent loss of control of the helicopter.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Inspect the weld beads of each fire extinguisher bottle bypass outlet assembly for a crack within 25 hours time-in-service (TIS) and thereafter at intervals not to exceed 200 hours TIS. If there is a crack, replace the fire extinguisher bottle before further flight. Do not install a fire extinguisher bottle P/N 27300-1 on any helicopter unless it has met the requirements of this AD.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 25 hours time-in-service (TIS) and thereafter at intervals not to exceed 200 hours TIS

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Leonardo S.p.a. Model A109E, A109S, and AW109SP helicopters, certificated in any category, with a fire extinguisher bottle part number (P/N) 27300-1 installed.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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