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EASA Regulations for General Electric CF6-80C

8 airworthiness directives and regulations affecting General Electric CF6-80C.

EASA AD US-2023-20-08

Magnetic Chip Detector Probe Tip - Inspection

The Federal Aviation Administration's Airworthiness Directive 2023-20-08 addresses certain General Electric Company CF6-80C2 series engines installed on aircraft such as the Boeing 767-300. This directive mandates inspection of the magnetic chip detector probe tip for metallic particles due to improperly installed bearings that could lead to engine fire. The AD aims to prevent unsafe conditions resulting from bearing failure in these engines.

Oct 13, 2023
Airworthiness DirectiveMaintenanceSafety MgmtGeneral Electric CF6-80CBoeing 767-300

EASA AD US-2021-26-22

Engine - High-Pressure Turbine Stage 1 and Stage 2 Disks - Inspection / Replacement

The FAA Airworthiness Directive 2021-26-22 is a final rule addressing certain General Electric Company CF6-80A and CF6-80C model turbofan engines. It mandates ultrasonic inspection and potential replacement of high-pressure turbine stage 1 and stage 2 disks to prevent uncontained disk failures. This directive applies to engines with specific serial-numbered HPT disks as identified in GE service bulletins.

Mar 11, 2022
Airworthiness DirectiveMaintenanceSafety MgmtGeneral Electric CF6-80AGeneral Electric CF6-80C

EASA AD US-2022-02-18

Time Limits / Maintenance Checks — Airworthiness Limitations Section — Amendment

The Federal Aviation Administration's Airworthiness Directive 2022-02-18 is a final rule addressing General Electric Company CF6-80C2A1, CF6-80C2A2, CF6-80C2A3, CF6-80C2A5, CF6-80C2A5F, and CF6-80C2A8 turbofan engines equipped with left-hand rear mount link assembly part number 1846M23G01. This directive mandates revisions to the airworthiness limitations section of the engine maintenance manual and the operator's continuous airworthiness maintenance program to reflect a reduced life limit for the specified engine part. The directive aims to enhance safety by preventing potential engine mount failures.

Jan 25, 2022
Airworthiness DirectiveMaintenanceSafety MgmtGeneral Electric CF6-80C

EASA AD US-2021-14-11

Engine - High-Pressure Turbine Thermal Shield - Inspection

The Federal Aviation Administration's Airworthiness Directive 2021-14-11 addresses certain General Electric Company CF6-80A and CF6-80C2 model turbofan engines. This directive mandates inspections of the high-pressure turbine (HPT) thermal shield due to detected cracking issues in the HPT rotor stage 1 disk. The AD applies to multiple CF6-80A and CF6-80C2 engine variants and aims to ensure continued airworthiness and safety.

Aug 17, 2021
Airworthiness DirectiveMaintenanceSafety MgmtGeneral Electric CF6-80AGeneral Electric CF6-80C

EASA AD US-2021-03-02

Engine Fuel & Control - Hydromechanical Unit/Main Engine Control Idler Adapter on the Accessory Gearbox Assembly - Inspection / Replacement

Federal Aviation Administration Airworthiness Directive 2021-03-02 is a final rule addressing certain General Electric Company CF6-80C2 series turbofan engines. It mandates inspections and possible replacement of the hydromechanical unit/main engine control (HMU/MEC) idler adapter inserts on the accessory gearbox assembly to prevent significant fuel loss and in-flight engine shutdowns. The directive applies to multiple CF6-80C2 engine models with specific affected part numbers.

Feb 25, 2021
Airworthiness DirectiveMaintenanceSafety MgmtGeneral Electric CF6-80C

EASA AD US-2020-22-02

Engine Fuel and Control - Hydromechanical Unit - Removal / Replacement

Federal Aviation Administration Airworthiness Directive 2020-22-02 is a final rule addressing all General Electric Company CF6-80C2 and CF6-80E1 model turbofan engines equipped with a specific hydromechanical unit (HMU). The directive mandates the removal and replacement of the HMU due to fuel coking in the HMU fuel metering valve electro-hydraulic servo valves, which has caused tailpipe fires. This AD aims to ensure continued airworthiness and safety of affected engines.

Oct 30, 2020
Airworthiness DirectiveMaintenanceSafety MgmtGeneral Electric CF6-80CGeneral Electric CF6-80E1

EASA AD US-2020-20-13

SUPERSEDED BY FAA AD 2021-26-22

FAA Airworthiness Directive 2020-20-13 is a final rule superseding AD 2018-15-04 and applies to General Electric Company CF6-80A and CF6-80C2 model turbofan engines. It mandates ultrasonic inspections of high-pressure turbine stage 1 and stage 2 disks to prevent uncontained disk failures. The directive expands the population of affected disks and retains required inspections to enhance engine safety.

Oct 9, 2020
Airworthiness DirectiveMaintenanceSafety MgmtGeneral Electric CF6-80AGeneral Electric CF6-80C

EASA AD US-2018-15-04

SUPERSEDED BY FAA AD 2020-20-13

FAA Airworthiness Directive 2018-15-04 is a final rule addressing certain General Electric Company CF6-80A and CF6-80C2 turbofan engines. It mandates ultrasonic inspections of high-pressure turbine (HPT) stage 1 and 2 disks to prevent uncontained failures that could lead to engine fires. The directive applies to engines with specific HPT disk serial numbers listed in GE Service Bulletins 72-1562 R03 and 72-0869 R01.

Aug 30, 2018
Airworthiness DirectiveMaintenanceSafety MgmtGeneral Electric CF6-80AGeneral Electric CF6-80C