EASA Regulations for CFM International CFM56-3

3 airworthiness directives and regulations affecting CFM International CFM56-3.

EASA AD 2024-0067-E

Engine — Life Limited Parts — Replacement

EASA Airworthiness Directive 2024-0067-E is an emergency directive addressing life limited parts replacement for CFM International CFM56 series engines, including models CFM56-2, -3, -5, -5B, -5C, and -7B. These engines are commonly installed on Airbus A318, A319, A320, A321, A340, and Boeing 737 series aircraft from the 300 to 900ER variants. The directive targets specific compressor discharge pressure seals, high-pressure compressor stage 3 disks, and high-pressure turbine rear shafts identified as affected parts due to potential damage from improper maintenance.

Mar 9, 2024

Airworthiness DirectiveMaintenanceSafety MgmtCFM International CFM56-2CFM International CFM56-3CFM International CFM56-5CFM International CFM56-5BCFM International CFM56-5CCFM International CFM56-7BAirbus A318Airbus A319Airbus A320Airbus A321Airbus A340Boeing 737

EASA AD 2020-0261R1

Engine — Accessory Gearbox — Modification

EASA Airworthiness Directive 2020-0261R1 addresses the modification of accessory gearboxes (AGB) on CFM International CFM56-3 and CFM56-7B engines, commonly installed on Boeing 737 aircraft. The directive mandates replacement or modification of affected AGB part numbers to prevent engine oil loss and potential engine failure. It applies to all serial numbers of the specified engine models and includes detailed compliance instructions.

Jun 30, 2022

Airworthiness DirectiveMaintenanceSafety MgmtCFM International CFM56-3CFM International CFM56-7BBoeing 737

EASA AD 2017-0149R1

Engine — Variable Stator Vane Actuating System — Check

EASA Airworthiness Directive 2017-0149R1 is a regulatory document addressing the CFM International CFM56-3 series engines installed on Boeing 737-300, -400, and -500 aircraft. It mandates repetitive checks of the variable stator vane (VSV) actuating system to detect corrosion-related issues that could cause loss of engine thrust control. The directive provides instructions for inspection, corrective actions, and optional terminating actions to ensure continued airworthiness.

Dec 5, 2017

Airworthiness DirectiveMaintenanceSafety MgmtCFM International CFM56-3Boeing 737-300Boeing 737-400Boeing 737-500