AD 2021-17-13

final rule
Data completeness: 80%

Airworthiness Directives; PZL Swidnik S.A. Helicopters

AD Number
2021-17-13
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2021-0683
FR Citation
86 FR 46769

Applicability

TypeManufacturerModelDetails
aircraft PZL Swidnik S.A. Airworthiness Directives; PZL Swidnik S.A. Helicopters

Unsafe Condition

Damage to the wheel braking system pneumatic line fitting installed on the left-hand (LH) main landing gear (MLG) leg, which could result in loss of MLG wheel braking capability and subsequent loss of control of the helicopter during a roll-on landing.

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

Required Actions

Modifying the LH MLG leg by installing shield assembly part number (P/N) 37.96.204.00.00. For helicopters not equipped with a rescue hoist, installation of a rescue hoist is permitted provided that the helicopter is also modified by installing the shield assembly.

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

Compliance Time

Before further flight

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Affected Aircraft

PZL W-3A helicopters with a rescue hoist 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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