AD 99-21-01

final rule
Data completeness: 70%

Airworthiness Directives; Eurocopter France Model SA-360C, SA-365C, C1, and C2 Helicopters

AD Number
99-21-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
99-SW-15-AD
FR Citation
Federal Register: October 04, 1999 (Volume 64, Number 191)

Applicability

TypeManufacturerModelDetails
aircraft Airbus Helicopters SA-360C Dauphin Airworthiness Directives; Eurocopter France Model SA-360C, SA-365C, C1, and C2 Helicopters
aircraft Airbus Helicopters SA-365C Airworthiness Directives; Eurocopter France Model SA-360C, SA-365C, C1, and C2 Helicopters
aircraft Airbus Helicopters SA-365C1 Airworthiness Directives; Eurocopter France Model SA-360C, SA-365C, C1, and C2 Helicopters
aircraft Airbus Helicopters SA-365C2 Airworthiness Directives; Eurocopter France Model SA-360C, SA-365C, C1, and C2 Helicopters

Unsafe Condition

Defective 'CONNECTRAL' green electrical modules with manufacturing codes 95/16 through 96/21 could result in loss of electrical continuity, leading to loss of critical rotorcraft electrical systems and subsequent loss of control.

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

Required Actions

Replace each 'CONNECTRAL' green electrical module without a white dot and with manufacturing codes 95/16 through 96/21 with airworthy modules. Alternative methods of compliance may be approved by the FAA if providing an acceptable safety level.

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

Compliance Time

Within 400 hours time-in-service or 6 calendar months, whichever occurs first.

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

Affected Aircraft

Eurocopter France Model SA-360C, SA-365C, C1, and C2 helicopters, certificated in any category.

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

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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