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EASA Regulations for PZL W-3AS

10 airworthiness directives and regulations affecting PZL W-3AS.

EASA AD 2024-0166

Rotors — Main Rotor Blade Attachment Bolts — Inspection

EASA Airworthiness Directive 2024-0166 is an airworthiness directive addressing the inspection of main rotor blade attachment bolts on PZL W-3A and W-3AS helicopters. It mandates repetitive inspections of bolts with Part Number 37.21.000.50.00 for corrosion and damage, with repair or replacement as necessary. The directive aims to prevent potential failure of these critical bolts which could lead to loss of a main rotor blade and subsequent loss of helicopter control.

Aug 21, 2024
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik PZL W-3APZL W-3APZL W-3AS

EASA AD 2022-0092

SUPERSEDED BY EASA AD 2025-0149

EASA Airworthiness Directive 2022-0092 is an airworthiness directive issued by the European Union Aviation Safety Agency concerning PZL W-3A and W-3AS model helicopters equipped with main gearboxes part numbers 64.21.3000 and 64.21.4000. The directive mandates repetitive engine vibration level measurements to detect potential unsafe conditions related to increased pinion gear play and bearing damage that could lead to oil leaks and fire hazards. This AD applies to all manufacturer serial numbers of the affected helicopter models.

May 24, 2022
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik PZL W-3APZL W-3APZL W-3AS

EASA AD 2021-0276

Powerplant — Electrical Harness — Inspection / Repair / Replacement / Modification

EASA Airworthiness Directive 2021-0276 is an official regulatory document addressing the inspection, repair, replacement, and modification of electrical harnesses in PZL W-3A and PZL W-3AS helicopters equipped with PZL-10W engines. It targets wiring harnesses within the left-hand and right-hand engine areas that may have suffered thermal damage due to incorrect installation or routing. The directive mandates inspection and corrective actions to ensure continued airworthiness and safety.

Dec 13, 2021
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EASA AD 2021-0271

Time Limits / Maintenance Checks — Airworthiness Limitations — Amendment

EASA Airworthiness Directive 2021-0271 is an amendment concerning the PZL W-3AS model helicopters. It updates the airworthiness limitations by introducing new and more restrictive maintenance tasks and life limits as specified in the latest Instructions for Continued Airworthiness. This directive ensures continued compliance with mandatory maintenance requirements for these helicopters.

Dec 3, 2021
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik PZL W-3APZL W-3AS

EASA AD 2020-0038

Main Rotor — Vibration Absorber Fairing — Installation

EASA Airworthiness Directive 2020-0038 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting all PZL W-3A and PZL W-3AS helicopters. It addresses the installation of the main rotor vibration absorber fairing, specifically focusing on the affected fairing part number 30.23.015.00.03 and associated hardware. The directive mandates compliance with updated installation instructions to ensure proper securing of the fairing to the vibration absorber.

Feb 27, 2020
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik PZL W-3APZL W-3APZL W-3AS

EASA AD 2019-0202

Main Rotor — Blade Droop Stops — Removal from Service

EASA Airworthiness Directive 2019-0202 is an airworthiness directive addressing the removal from service of main rotor blade droop stops, Part Number 37.21.800.00.00, installed on PZL W-3A and W-3AS helicopters. The directive applies to all manufacturer serial numbers of these helicopter models and mandates removal of affected parts to prevent unsafe conditions.

Aug 19, 2019
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EASA AD 2018-0238

Rotor Drive(s) — Main Gearbox Input Drive Quill — Inspection

EASA Airworthiness Directive 2018-0238 is an airworthiness directive addressing the inspection of main gearbox input drive quill bolts on PZL W-3A and W-3AS helicopters. It applies specifically to WR-3 main gearboxes with serial numbers up to 316463007 inclusive and bolts part number 89.00.0049. The directive mandates inspection and corrective actions to ensure the proper locking of these bolts to maintain safe engine-to-main gearbox mechanical linkage.

Nov 6, 2018
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik PZL W-3APZL W-3APZL W-3AS

EASA AD 2018-0092-E

Rotor Drive(s) — Main Transmission Case — Inspection

EASA Airworthiness Directive 2018-0092-E is an emergency directive addressing the inspection of main transmission cases on PZL W-3A and W-3AS helicopters, specifically those with manufacturer serial numbers up to 3X.10.12. It mandates repetitive inspections of the main transmission case parts P/N 64.21.0105 and P/N 64.22.0161 installed on WR-3 Main XMSN P/N 64.21.3000 or P/N 64.21.4000. The directive aims to detect cracks that could lead to structural failure and loss of helicopter control.

Apr 20, 2018
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik PZL W-3APZL W-3APZL W-3AS

EASA AD 2018-0070

Main Rotor — Vibration Absorber Star — Inspection / Replacement

EASA Airworthiness Directive 2018-0070 is an airworthiness directive addressing the inspection and replacement of the main rotor vibration absorber star, part number 30.23.005.01.04, installed on all serial numbers of PZL W-3A and PZL W-3AS helicopters. The directive mandates repetitive inspections to detect corrosion and potential defects that could compromise structural integrity and helicopter control. It applies to parts installed on these helicopter models and requires compliance with the manufacturer's mandatory bulletin BO-37-18-291.

Mar 27, 2018
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EASA AD 2018-0035-E

[Correction] Landing Gear — Bellcrank Assembly — Inspection

EASA Airworthiness Directive 2018-0035-E is an emergency directive addressing the inspection of the nose landing gear (NLG) bellcrank assembly, part number 30.42.010.00.00, installed on all serial numbers of PZL W-3A and PZL W-3AS helicopters. The directive mandates a one-time inspection due to a manufacturing defect causing reduced wall thickness and potential cracking of the NLG bellcrank assembly. This condition could lead to landing gear failure and possible damage or injury.

Mar 16, 2018
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik PZL W-3APZL W-3APZL W-3AS