AD 2022-07-12

Recurring final rule
Data completeness: 80%

Airworthiness Directives; Hélicoptères Guimbal Helicopters

AD Number
2022-07-12
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2022-0020
FR Citation
87 FR 19614

Unsafe Condition

A design change was developed for the main rotor hub and swashplate guide including installation instructions for the modification. The condition, if not addressed, could result in failure of a rotating or non-rotating scissor fitting 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

Within 60 hours time-in-service (TIS) or 6 months, whichever occurs first after the effective date of the AD, and thereafter at intervals not to exceed 60 hours TIS or 6 months, whichever occurs first, visually inspect each scissor fitting for a crack. If there is a crack during the initial inspection or the recurring inspection, replace certain parts or as an alternative, install HG modification (mod) 20-040. Within 60 months or during the next main gearbox overhaul, whichever occurs first after the effective date of the AD, remove from service MRH P/N G12-00-100, or G12-00-101, or G12-00-102 and swashplate guide P/N G21-01-101 or G21-01-102 and install HG mod 20-040. Installing HG mod 20-040 is a terminating action for the initial and recurring visual inspections.

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

Compliance Time

Within 60 hours TIS or 6 months, whichever occurs first after the effective date of the AD

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

Affected Aircraft

Hélicoptères Guimbal (HG) Model Cabri G2 helicopters, with rotating or non-rotating scissor fitting part number (P/N) G12-00-200, installed on the main rotor hub or swashplate guide, respectively.

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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