机务维修培训 894690 Workscope.docxVIP

Rev. 00 CFM56-7B – Workscope – 894690 July 25, 2013 Page PAGE 2 of NUMPAGES 8 China Southern Airlines Co., Ltd. Proprietary Information Subject to restrictions on the cover or first page. The information contained in this document is China Southern Airlines Ltd. Proprietary Information. It is the property of China Southern Airlines Ltd. And shall not be used or disclosed to others, or reproduced without the express written consent of China Southern Airlines Ltd. China Southern Airlines Co., Ltd. Proprietary Information Engine Serial No： 894690 Removal Date： 16-Aug-2013 Engine Type： CFM56-7B22/3 Reason for Removal： HPTN Crack Engine Background On 16th Aug, 2013, Engine 894690 will be removed with EGTM at approximately 90 degree from XinJiang Branch B-5241RH@7B22. This engine is 1st shop visit. Removal Reason HPT Nozzle Crack Engine SUMMARY Status Model S/N A/C Pos. TSN / CSN TSR / CSR CFM56-7B22 894690 B-5241RH 21800Hrs/9900Cycs(est) N/A Fan Module Core Module LPT Module AGB TGB 21 22 61 23 31 32 33 41 42 51 52 53 54 55 56 63 62 MW N/A N/A MW TSO1 TSO2 TSO2 TSO1 TSO1 TSO2 TSO1 TSO2 MW MW MW TSO1 MW Shop Visit Requirements FAA AND DGAC Airworthiness Directives: Comply with all AD’s and CAD’s as applicable. Requirement for EGTM: At least 45 degree@7B26 require this time. Production test cell was 71 degree @7B26.The engine should be tested under 22k, 24k, 26k thrust level. Requirement for On-Wing Life: The expected on-wing time of this engine shall be above 8500 cycles @7B26 Scrapped parts and units: The rework agency should provide a list of all the scrapped parts and units. The disposition of these parts and units should be decided by both the facilities and CSN after discussion. Repairable parts and new parts: The rework agency will provide a list of all the repairable part, including the price of those parts, repair cost and etc. If it is necessary to exchange with other parts, please notify China Southern Engineering Department of the actio