CFM56-7 Scorecard Data through December 2003

航空发表于 2011-4-17 09:33:23

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航空发表于 2011-4-17 09:33:34

CFMI PROPRIETARY INFORMATION Data through December 2003 ATO Rate Goal 0.010 Current rate 0.012 Dispatch Reliability Goal 99.95 Current 99.96 Fleet Statistics • 12 month rolling average In-Service Current month Previous month Fleet Experience Issue Status CFM56-7 Scorecard Total IFSD Rate Goal 0.006 Current 0.003 Total ATO Rate Goal 0.020 Current 0.013 Total SV Rate Goal 0.100 Current 0.017 Total UER rate Goal 0.040 Current 0.019 Leading Indicators Booster Abradable Damage Vane Corrosion AGB axial link spherical bearing wear Main Heat Exchanger inserts VSV Inner Bushing Wear Y Y Y G Y Y •HPT Blade: SB 72-115R2, 72-326 •TGB Ball Bearing: SB 72-0445 •Fan Frame Shroud Cracks: SB 72-0440R3 •Fuel Tube Wear: SB 73-0104 •AGB Bearing failures: SB 72-0368 •Aft Sump Leakage: •Aft Scavenge Nipple Crack: Y Hours: 25,215,271 Cycles: 13,186,383 Engines: 3,021 Aircraft: 1,418 Customers: 155 CFMI PROPRIETARY INFORMATION Data through December 2003 • AEROMEXICO-AEROVIAS DE MEXICO S.A. (6) • AIR ALGERIE (12) • AIR BERLIN (31) • AIR CHINA INTL CORP. (14) • AIR EUROPA (19) • ALASKA AIRLINES (33) • ALOHA (11) • AMERICAN AIRLINES (77) • ARAMCO SERVICES (5) • ATA AIRLINES (32) • AZZURA AIR (4) • BRAATHENS (9) • BWIA INTERNATIONAL AIRWAYS LIMITED (7) • CHINA AIRLINES (11) • CHINA EASTERN AIRLINES (10) • CHINA SOUTHERN AIRLINES (13) • CHINA SOUTHWEST AIRLINES (12) • CHINA YUNNAN AIRLINES (4) • CONTINENTAL AIRLINES (129) • COPA-PANAMENA DE AVIACION S.A. (16) • DELTA AIR LINES (70) • EASY JET (26) • EL AL ISRAEL AIRLINES LTD. (6) • EURALAIR (6) • EUROCYPRIA AIRLINES (4) • EXCEL AIRWAYS (7) • FUTURA INTERNATIONAL (7) • GERMANIA FLUGGESELLSCHAFT MBH (10) • GOL TRANSPORTES AEREOS (21) • HAINAN AIRLINES (15) • HAPAG LLOYD FLUG (31) • JET AIRWAYS PRIVATE LTD (27) • KENYA AIRWAYS (4) • KLM ROYAL DUTCH AIRLINES (17) • KOREAN AIRLINES (25) • LAUDA AIR (8) • MAERSK AIR A/S (8) • MALEV (4) • OMAN AIR (5) • PEGASUS AIRLINES (12) • QANTAS (21) • ROYAL AIR MAROC (12) • RYANAIR (44) • SAHARA INDIA AIRLINES (7) • SCANDINAVIAN AIRLINES SYSTEM (50) • SHANGHAI AIRLINES (11) • SHENZHEN AIRLINES (18) • SOUTH AFRICAN AIRWAYS (21) • SOUTHWEST AIRLINES (146) • STERLING EUROPEAN AIRLINES (8) • SUN COUNTRY (4) • SUNEXPRESS (10) • TAROM (4) • TRANSAVIA AIRLINES (22) • TRAVEL SERVICE (4) • TUNIS AIR (7) • TURKISH AIRLINES INC. (27) • U. S. NAVY (6) • VIRGIN BLUE (40) • WESTJET AIRLINES LTD. (26) • XIAMEN AIRLINES (10) • XINJIANG AIRLINES (4) • 737-BBJ (75) • OTHERS (69) CFMI PROPRIETARY INFORMATION Data through December 2003 Age Distribution - Hours CFMI PROPRIETARY INFORMATION Data through December 2003 Age Distribution - Cycles CFMI PROPRIETARY INFORMATION Data through December 2003 Fleet Leaders CFM56-7B Ratings SAC W/O Shop Visit SAC W Shop Visit DAC W/O Shop Visit DAC W Shop Visit B18 Rating Fleet Leader in Hours 13337 10358 Fleet Leader in Cycles 5433 4209 B20 Rating Fleet Leader in Hours 14887 15160 9530 11010 Fleet Leader in Cycles 11405 11099 7360 12000 B22 Rating Fleet Leader in Hours 24519 20878 1105 5682 Fleet Leader in Cycles 12375 13941 3994 5033 B24 Rating Fleet Leader in Hours 20945 19290 5175 Fleet Leader in Cycles 12809 11304 2529 B26 Rating Fleet Leader in Hours 22026 21240 5319 10852 Fleet Leader in Cycles 11226 9314 9097 11040 B27 Rating Fleet Leader in Hours 18600 20902 Fleet Leader in Cycles 7931 7728 CFMI PROPRIETARY INFORMATION Data through December 2003 IFSD Rate CFM56-7 IFSD Rate 0.000 0.010 0.020 0.030 0.040 0.050 0.060 0.070 0.080 0.090 199712 199803 199806 199809 199812 199903 199906 199909 199912 200003 200006 200009 200012 200103 200106 200109 200112 200203 200205 200208 200211 200302 200305 200308 200311 IFSD per 1K hours 120 Minute ETOPS Criteria Basic 12 Month Rolling Average Total 12 Month Rolling Average 180 Minute ETOPS Criteria CFMI PROPRIETARY INFORMATION Data through December 2003 IFSD Causes - Total Last 12 Months Cause Quantity Corrective Action No 4 brg 1 New outer race material introduced - SB 72-0352 Issued Oct. 17, 2002 AGB Brgs: 4 On-going investigation on AGB bearings; suspect abusive grinding and lack of - line 3 (2event) burnoff checks during manufacturing process. SN working with supplier to - line 4 (2 event) define population. SB 72-0368 issued for specific population of ln 4 brg NDT for Hardness check Aft Sump Oil Leak 4 Aft Sump cover O-ring replaced, Cracked Scavenge line nipple Starter Failure (P08) 3 Turbine thrust bearing - three cases since E IS, P10 starter addresses stack-up 1 – Needle Beraing Failure No 3 brg 2 Engine Test for Offset-Bearing Test Compete – Results Being Analyzed Engine controls 1 EGT excedance caused by table pointer RAM corruption (7.B.O not installed) HPT Blade Shank Failure 2 M10P01 HPT blade in production, all removed blades to have shank coating stripped Engine – LPT module damage 1 HMU identified as root cause Flame out – Descent Idle 1 HMU identified as root cause Data for total rate: Maintenance 5 Hand cranking pad not installed - Oil loss, Oil tank not serviced prior to ferry Flt Spinning Fuel Filter S/B Issued June 2002, Installation of MCD Bird Strike 1 Under investigation – outer panel of one fan blade liberated, fuel supply tube separated -1 -1 +2 +1 +1 +1 +1 +1 CFMI PROPRIETARY INFORMATION Data through December 2003 Aborted Takeoff Rate C FM56-7 ATO R ate 0.000 0.005 0.010 0.015 0.020 0.025 0.030 0.035 0.040 ATO per 1000 departures. Bas ic 12 m o Rolling Total 12 m o Rolling CFMI PROPRIETARY INFORMATION Data through December 2003 Aborted Takeoff Causes - Last 12 months Cause Quantity Corrective Action Data for basic rate: HMU - TBV 2 Corrective action introduced – feedback spring Engine Control 1 No fault code reported light Data for total rate: FOD/Bird strike 7 N/A Misc A/C Indications 8 (2) Thrust Reverser, (2) MLG Brake indication, Door Prox, MLG indication, Pitot Probe Blocked Operation 5 3 occurrences of Pitot probe heat not turned on. EEC S/W version 7.B.P (1Q04) to address timer in logic. Water Wash Proc. Fuel Contamination 1 Contamination of the OSG system in the HMU +1 -2 +2 CFMI PROPRIETARY INFORMATION Data through December 2003 Shop Visit Rate CFM56-7 Total Shop Visit Rate 0 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 1997 12 1998 04 1998 08 1998 12 1999 04 1999 08 1999 12 2000 04 2000 08 2000 12 2001 04 2001 08 2001 12 2002 04 2002 08 2002 12 2003 04 2003 08 2003 12 Shop Visit per 1K hours CFMI PROPRIETARY INFORMATION Data through December 2003 Shop Visit Top Causes - Total engine Last 12 months Cause Quantity Corrective Action HPT Blade T/E cracks 35 SB 72-115 R1 issued to retire P05 blades at first shop visit. SB 72-326 recommends a 1000 cycle BSI interval (approx. 5 per month) Shank Separation 2 M10P01 HPT blade in production, all removed blades to have shank coating stripped Fan Shroud Cracks 22 Fleet inspection SB 72-0440R4, issue Feb 04 (24% fallout), TIG repair developed for piece part. -103 panel being removed. CFM Doubler repair expected mid 2004. FOD/Other 7 N/A Fan Disk replacement 1 CESM 005 and S/B 72-253 issued. Testing complete and in-service wear limits approved (0.010 inch). Limits to be issued 1Q03 No. 4 Bearing 2 New outer race material introduced - SB 72-0352 Issued Oct. 17, 2002 Aft Sump 8 7 cracked scavenge lines 1 aft sump cover o-rings – o-ring RR procedure added to AMM Design/O-ring material change under review No. 3 Bearing 7 Engine Test Complete – Results Being Analyzed AGB hand cranking pad 3 Population defined. Imbalance in grinding tool root cause. Bearing replacement at shop visit - SB 73-A0368 issued. TGB Ball Bearing 2 Spalling initiating at micro cracks in outer race – Population defined as 305 brgs with abusive grinding – Field program being developed SB 72-0445 Fan Blade Platform 2 Fan blade platform pin torque check SBs issued: 72-374 and Liberations 72-386. SB revision to increase all torques – Sept 04 Combustor 4 2 – Combustor Distress : 2 Outer Cowl Missing Material 2 7 11 1 1 5 3 CFMI PROPRIETARY INFORMATION Data through December 2003 Total Unscheduled Engine Removals 0.000 0.010 0.020 0.030 0.040 0.050 0.060 0.070 0.080 199712 199804 199808 199812 199904 199908 199912 200004 200008 200012 200104 200108 200112 200204 200208 200212 200304 200308 200312 UERs per 1k hours CFMI PROPRIETARY INFORMATION Data through December 2003 CFM56-7 Dispatch Reliability 99.700 99.750 99.800 99.850 99.900 99.950 100.000 199712 199804 199808 199812 199904 199908 199912 200004 200008 200012 200104 200108 200112 200204 200208 200212 200304 200308 200312 Successful Departures 12 Month Rolling Average CFMI PROPRIETARY INFORMATION Data through December 2003 Delay and Cancellation Top Causes (Basic engine last 12 months) Cause Quantity Corrective Action HMU: MTBUR -- 13,000 hours - TBV 68 EHSV product improvements incorp’d Feb 03 - FMV 31 Corrective action for 11 out of 12 failure modes defined Rotor winding improvements Introduced Mar 03 - HPSOV 26 Field program progressing nicely EEC 49 PSS modification SB 73-065. Improved ATP in place. Program improvements being monitored – MTBUR 18,000 hrs Starter 43 P09 rework SB 80-006 issued (new turbine seal Assy) P10 - turbine stack improvements - SB 80-007 issued Fuel Filter delta P switch 29 Potted switch improvement S/B 73-042 1 flight allowance added to DDPG MMEL MTBUR at 70,000 hours Ignition System 29 Ignition lead/exciter ... no anomalies Power switching relay available for Aircraft incorp. Soft time recommendation not universally incorp’d Utilize improved EEC S/W troubleshooting capability - Fleet Highlights published Feb 02

kinran 发表于 2011-6-4 23:12:09

:victory: :victory:

bocome 发表于 2011-7-31 04:57:32

CFM56-7 Scorecard Data through December 2003

squirrelfeng 发表于 2013-12-27 13:57:23

谢谢分享！！！！

海青岛主 发表于 2014-9-21 23:24:05

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CFM56-7 Scorecard Data through December 2003