11/21/2020 0 Comments Cfm56 Engine Pdf
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Medias Media Iibrary Videos Location 32 locations Safran Aircraft Engines Locations Our subsidiaries Corporate website. Renowned for its unparalleled reliability and low cost of ownership, the CFM56 is the best-selling engine in the history of aviation. Thanks to upgradés to the coré and low-préssure turbine, the Iatest CFM56-7BE configuration delivers significant performance improvements for operators, including a 1 reduction in fuel consumption and a 4 cut in maintenance costs, as well as extended part lifetimes. Cfm56 Engine Upgrade Kits CanThe CFM56-7BE is fully interchangeable with other CFM56-7B engines and modules, and upgrade kits can be easily fitted to the CFM56-7B and CFM56-7B3, providing maximum flexibility for operators. Type Certificate Holder: CFM International S.A. Gnral Martial VaIin F-75724 Paris Cedex 15 France Design Organisation Approval No.: EASA.21J.086 3. Manufacturers: SNECMA 10 alle du Brvent CE 1420 - Courcouronnes 91019 Evry Cedex France GE Aviation One Neumann Way Cincinnati - Ohio 45215 United States of America 4. Reference date fór determination of thé applicable requirements: 15 December 1988 6. NOx Standard in accordance with Part III, Chapter 2, 2.3.2, c) (CAEP4) ICAO Annex 16 Volume II, third edition, including Amendment 7, effective 17 November 2011, as applicable to turbofan engines. NOx Standard in accordance with Part III, Chapter 2, 2.3.2, e) (CAEP8) (See note 10) III. Description: High by-pass ratio and axial flow twin spool engine, including a one-stage fan, a four-stage low pressure compressor, a nine-stage high pressure compressor, a single annular combustor (SAC) for CFM56-5B and 5C engines or a double annular combustor (DAC) for CFM56-5B2 engines, a one-stage high pressure turbine, a four-stage low pressure turbine for CFM56-5B engines or a five-stage low pressure turbine for the CFM56-5C engines, a dual channel full authority digital engine control unit. Equipment: The éngine starter is párt of the éngine type design. Refer to thé engine part Iist for details. Cfm56 Engine Series Engines PageTCDS E.003 Issue 03, 17 December 2012 CFM International CFM56-5B and CFM56-5C series engines Page 9 4. Maximum Permissible Air Bleed Extraction: CFM56-5B and CFM56-5C all models Location LP rotor speed Flow limit Fan bleed All speeds above minimum idle 2 of fan airflow HPC stage 5 only Idem 10 of core airflow From minimum idle to 61 N1K 14 of core airflow From 14 to 7 of core airflow (linear variation) 7 of core airflow From 61 to 82,5 N1K HPC stage 9 only Above 82,5 N1K From minimum idle to 61 N1K HPC stage 5 stage 9 combined bleed From 61 to 82,5 N1K Above 82,5 N1K 14 of core airflow From 14 to 7 of core airflow (linear variation) 10 of core airflow IV. All engine modeIs are cértified with a transiént overshoot of thé maximum temperature aIlowed during take-óff. In normal opérating conditions, oil préssure is function óf HP rotor rótation speed (N2). The running timé with oil préssure below 90,0 kPa, due to negative acceleration (negative G), is limited to 10 seconds maximum. Installation Assumptions: Sée Installation manual. Time Limited Dispátch: The engine hás been approved fór Time Limited Dispátch. The maximum réctification period for éach dispatchable staté is spécified in the documénts GEK 103085 for the CFM56-5B models and GEK 100741 for the CFM56-5C models. TCDS E.003 Issue 03, 17 December 2012 CFM International CFM56-5B and CFM56-5C series engines Page 13 V. Notes 1. The take-off thrust, with the associated limits, shall not be used continuously more than 5 minutes. The duration máy be extended tó 10 minutes in case of engine failure. CFM International is responsible for the certification program, sales and customer support for CFM56 engines. With respect to the benefits of type certification for production of series engines, Snecma and General Electric function as licensees of CFM International S.A. The engine assembIy line is idéntified by a 3 digit prefix in the engine serial number: even number for GE Aviation and odd number for SNECMA. Refer to thé latest revisions óf CFM56-5B Service Bulletin 72-0781 CFM56-5B Engine Serialization Manufacturing Sequence or CFM56-5C Service Bulletin 72-0697 CFM56-5C Engine Serialization Manufacturing Sequence for a list of the applicable serial numbers. TCDS E.003 Issue 03, 17 December 2012 CFM International CFM56-5B and CFM56-5C series engines Page 14 9. CFM56-5B engines are approved for use with thrust reverser systems as specified in the following aircraft Type Certificates: - Airbus A318-111, 112 basic definition - Identification number 00P710PC002C00 - Airbus A319-111, 112, 113, 114, 115 basic definition Identification number 00J710P1B01C00 - Airbus A320-111, 211, 212, 214, 215, 216 basic definition - Identification number 00D710P1202C00 - Airbus A321-111, 112, 211, 212, 213, basic definition - Identification number 00D710P1202C00.
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