RegNotify

EASA Regulations for PZL SW-4

9 airworthiness directives and regulations affecting PZL SW-4.

EASA AD 2023-0072

Rotorcraft Flight Manual / Supplement — Amendment

EASA Airworthiness Directive 2023-0072 is an amendment applicable to all serial numbers of PZL SW-4 helicopters manufactured by WSK “PZL-ŚWIDNIK” S.A. This directive addresses a safety concern related to simulated hydraulic system failures during training flights. It mandates updates to the Rotorcraft Flight Manual and its supplements to include new operational instructions for safe handling under these conditions.

Apr 5, 2023
Airworthiness DirectiveTrainingSafety MgmtWsk Pzl-Swidnik SW4PZL SW-4

EASA AD 2020-0275

SUPERSEDED BY EASA AD 2021-0244

EASA Airworthiness Directive 2020-0275 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting all serial numbers of PZL SW-4 helicopters manufactured by WSK “PZL – Świdnik” S.A. This directive mandates compliance with updated airworthiness limitations as specified in the PZL SW-4 Instructions for Continued Airworthiness - Maintenance Manual, Chapter 4, Revision 17 dated April 2020.

Dec 10, 2020
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik SW4PZL SW-4

EASA AD 2020-0146

Main Rotor — Main Rotor Hub — Replacement

EASA Airworthiness Directive 2020-0146 is an airworthiness directive issued by the European Union Aviation Safety Agency concerning PZL SW-4 helicopters. It addresses the replacement of main rotor hubs (MRH) equipped with specific bearings and inserts that have been found to wear prematurely. The directive applies to all serial numbers of PZL SW-4 helicopters and focuses on ensuring continued safe operation by managing the life limits of affected MRHs.

Jul 2, 2020
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik SW4PZL SW-4

EASA AD 2019-0300

Main Rotor — Lower and Upper Torque Scissors — Inspection

EASA Airworthiness Directive 2019-0300 is an airworthiness directive addressing the inspection of Lower and Upper Torque Scissors on PZL SW-4 helicopters. It applies to all serial numbers of this helicopter model and focuses on specific parts including Lower Torque Scissors P/N 60.02.250.00.01 and Upper Torque Scissors P/N 60.02.260.00.02. The directive mandates inspections to ensure correct installation and orientation of these parts to maintain safe helicopter control.

Dec 12, 2019
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik SW4PZL SW-4

EASA AD 2014-0140R2

Main Rotor — Hydraulic Drag Damper Lug — Replacement

EASA Airworthiness Directive 2014-0140R2 is a regulatory update addressing the replacement of hydraulic drag damper lugs on PZL SW-4 helicopters. It applies to helicopters fitted with main rotor hydraulic drag dampers Part Number TLH48-1 and targets specific lug parts with potential fatigue life issues. The directive mandates replacement of affected lugs to prevent failure that could lead to ground resonance and safety hazards.

Oct 30, 2019
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik SW4PZL SW-4

EASA AD 2019-0062

SUPERSEDED BY EASA AD 2020-0275

EASA Airworthiness Directive 2019-0062 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting all serial numbers of PZL SW-4 helicopters. It mandates compliance with updated airworthiness limitations as specified in the PZL SW-4 Instructions for Continued Airworthiness - Maintenance Manual, Revision 14 dated November 2018. This directive ensures the continued airworthiness of these helicopters by enforcing maintenance tasks and life limits.

Mar 26, 2019
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik SW4PZL SW-4

EASA AD 2019-0052

Exhaust — Exhaust Ducts and Clamps — Inspection / Modification

EASA Airworthiness Directive 2019-0052 is an airworthiness directive addressing exhaust ducts and clamps on all serial numbers of PZL SW-4 helicopters manufactured by WSK “PZL – ŚWIDNIK” S.A. It mandates inspections and modifications to prevent clamp cracking and exhaust duct damage that could compromise helicopter control. The directive includes detailed inspection, repair, and replacement instructions to ensure continued airworthiness.

Mar 14, 2019
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik SW4PZL SW-4

EASA AD 2019-0045-E

Tail Rotor — Rotor Blade Bearing(s) — Inspection

EASA Airworthiness Directive 2019-0045-E is an emergency directive addressing the inspection of tail rotor blade bearings on all serial numbers of PZL SW-4 helicopters. It focuses on detecting displacement and missing inserts in the tail rotor blade bearings, specifically part numbers 60.02.680.00.01 and 60.02.630.00.00. The directive mandates inspections to ensure the integrity of these components to prevent potential failure and loss of helicopter control.

Mar 7, 2019
Airworthiness DirectiveMaintenanceSafety MgmtWsk Pzl-Swidnik SW4PZL SW-4

EASA AD 2018-0025

Placards and Markings — Installation / Rotorcraft Flight Manual — Amendment

EASA Airworthiness Directive 2018-0025 is an amendment concerning the installation of placards and updates to the Rotorcraft Flight Manual for PZL SW-4 helicopters, specifically those with manufacturer serial numbers up to 60.04.09 inclusive. This directive addresses incorrect Vne (never-exceed speed) values for power-off flight conditions and mandates changes to flight manual documentation and placard placement.

Jan 30, 2018
Airworthiness DirectiveFlight OpsMaintenanceSafety MgmtWsk Pzl-Swidnik SW4PZL SW-4