AD 98-07-20

final rule
Data completeness: 70%

Airworthiness Directives; Eurocopter France Model AS 332C, L, and L1 Helicopters

AD Number
98-07-20
Status
final_rule
Effective Date
Product Category
aircraft
Docket
97-SW-13-AD
FR Citation
Federal Register: April 02, 1998 (Volume 63, Number 63)

Applicability

TypeManufacturerModelDetails
aircraft Airbus Helicopters AS332C Airworthiness Directives; Eurocopter France Model AS 332C, L, and L1 Helicopters
aircraft Airbus Helicopters AS332L Airworthiness Directives; Eurocopter France Model AS 332C, L, and L1 Helicopters
aircraft Airbus Helicopters AS332L1 Airworthiness Directives; Eurocopter France Model AS 332C, L, and L1 Helicopters

Unsafe Condition

Damage to the tail rotor blades from lightning strikes could result in loss of a tail rotor blade 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

Revise the Rotorcraft Flight Manual (RFM) Limitations section to prohibit flight in meteorological conditions that may produce lightning. Install tail rotor blades P/N 33A12.0050.01 with associated modifications and replace electrical bonding braids as terminating actions.

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

Compliance Time

within 30 calendar days after the effective date of this AD, unless accomplished previously

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

Affected Aircraft

Eurocopter France Model AS 332C, L, and L1 helicopters with tail rotor blades part number 33A12.0010 or 33A12.0020 installed.

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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