 | GEnx-1B SERVICE BULLETIN - 77-0013 R00 | Revised: 12/21/2017 |
| SB 77-0013 R00 ENGINE INDICATING - Engine Monitoring Unit (77-32-10) - Introduction of New EMU Software Version EA65 | Issued: 12/21/2017 | |
| GEnx-1B SERVICE BULLETIN - 77-0013 R00 | Revised: 12/21/2017 |
| SB 77-0013 R00 ENGINE INDICATING - Engine Monitoring Unit (77-32-10) - Introduction of New EMU Software Version EA65 | Issued: 12/21/2017 | |
| GE PROPRIETARY INFORMATION | |
| The information contained in this document is GE proprietary information and is disclosed in confidence. It is the property of GE and shall not be used, disclosed to others or reproduced without the express written consent of GE, including, but without limitation, it is not to be used in the creation, manufacture, development, or derivation of any repairs, modifications, spare parts, designs, or configuration changes or to obtain FAA or any other government or regulatory approval to do so. If consent is given for reproduction in whole or in part, this notice and the notice set forth on each page of this document shall appear in any such reproduction in whole or in part. | |
| This technical data is considered EAR controlled pursuant to 15 CFR Parts 730-774 respectively. Transfer of this data by any means to a Non-US Person, whether in the United States or abroad, without the proper U.S. Government authorization (e.g., License, exemption, NLR, etc.), is strictly prohibited. | |
| Copyright (2017) General Electric Company, U.S.A. |
| 1. | PLANNING INFORMATION |
| A. | Effectivity |
| * * * FOR GEnx-1B64, -1B64/P1, -1B64/P2, -1B67, -1B67/P1, -1B67/P2, -1B70, -1B70/75/P1, -1B70/75/P2, -1B70/P1, -1B70/P2, -1B70C/P1, -1B70C/P2, -1B74/75/P1, -1B74/75/P2, -1B76A/P2 |
| This Service Bulletin is applicable to all GEnx-1B engines. |
| This Service Bulletin has been introduced in production to these GEnx-1B engines: |
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| These serial numbers are the best available data. |
| The engine monitoring unit (EMU) software VIN 271-127-981-004 (P/N 2462M81P04) and VIN 271-127-982-004 (P/N 2462M82P04) are affected by this Service Bulletin. |
| B. | Description |
| This Service Bulletin introduces new EMU software EA65 VIN 271-127-981-005 (P/N 2462M81P05) and VIN 271-127-982-005 (P/N 2462M82P05) and provides the EMU reprogramming instructions. |
| C. | Compliance |
| Category 2 |
| GE recommends that you do this Service Bulletin as soon as possible without effect on revenue service but within 12 months from this Service Bulletin issue date. |
| Impact E |
| This recommendation is to improve the cost of ownership, reduce maintenance requirements or is a product improvement. |
| NOTE: |
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| This Service Bulletin is offered to improve the reliability or performance of your GE product, or to help prevent the occurrence of the event or condition described in this Service Bulletin. If the operator elects not to participate in the bulletin, that decision will be taken into consideration by GE in evaluating future product performance issues that may arise in the operators fleet. |
| D. | Concurrent Requirements |
| None. |
| E. | Reason |
| (1) | Objective: |
| To introduce new parts, improve maintainability, update the current EMU software version, and correct a mistake in the previous software version drawing. |
| (2) | Condition: |
| Improvements to the current EMU software have been identified. |
| (3) | Cause: |
| The current EA57 version of the software requires logic changes in order to address EMU functional updates. |
| (4) | Improvement: |
| The new software EA65 improvements are as follows: |
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| (5) | Substantiation: |
| Substantiation is by comparative analysis and test. |
| F. | Approval |
| The data contained in this Service Bulletin has been reviewed by the FAA or authorized entity representing the FAA and the repair(s) and modification(s) herein comply with the applicable Aviation Regulations and are APPROVED for installation in the model(s) listed in this Service Bulletin. |
| G. | Manpower |
| After you get access to the EMU, you will need approximately 1 man-hour for each engine or component. |
| H. | Weight and Balance |
| Weight and balance are not changed. |
| I. | References (Use the latest version of these documents) |
| GEnx-1B, Boeing 787 Aircraft Maintenance Manual (AMM) |
| GEK 112851, GEnx-1B Engine Manual (EM) |
| GEK 112864, GEnx-1B Engine Illustrated Parts Catalog (EIPC) |
| GEK 114063, GEnx-1B Component Maintenance Manual (CMM), 77-35-03 |
| NOTE: |
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| J. | Publications Affected |
| GEK 112864, GEnx-1B Engine Illustrated Parts Catalog (EIPC) |
| K. | Interchangeability |
| One-way interchangeable. |
| L. | Software Accomplishment Summary |
| Not applicable. |
| 2. | MATERIAL INFORMATION |
| A. | Material - Price and Availability |
| (1) | Parts necessary to do this Service Bulletin: |
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| NP = Not Provisioned |
| NOTE: |
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| *Part not supplied by GE Engine Services Distribution L.L.C. To procure parts, contact the following: |
| Meggitt Aerospace Spares Department Meggitt S.A. Route de Moncor 4 P.O. Box 1616 CH-1701 Fribourg Switzerland |
| OR |
| Fax: +(41) (26) 407 1555 Phone: +(41) (26) 407 1352 |
| OR |
| E-mail: csssales.emea@meggitt.com |
| **Boeing part number. |
| (2) | Other Spare Parts: |
| None. |
| (3) | Consumables: |
| None. |
| B. | Industry Support Information |
| None. |
| C. | Configuration Chart |
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| Operation Codes RE=Replace RM=Remains RW=Rework |
| Change Codes 5=Qualified interchangeability. Refer to paragraph 1.K., Interchangeability. |
| Support Codes A=Old parts will no longer be supplied. |
| D. | Parts Disposition |
| Rework. |
| E. | Tooling - Price and Availability |
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| 3. | ACCOMPLISHMENT INSTRUCTIONS |
| A. | General |
| (1) | For the EMU (Figure 1) on-board flight deck reprogramming procedures, do as follows: |
| CAUTION: |
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| (a) | Install the new software on the EMU (Figure 1) with the on-board data load function. Refer to the GEnx-1B Boeing 787 AMM, 77-31-01, TASK B787-A-G77-31-01-00B-750A-A. |
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| (2) | For the EMU (Figure 1) reprogramming and verification procedure at the engine shop, do as follows: |
| (a) | Install the new software. Refer to the GEnx-1B EM, 72-00-00, SPECIAL PROCEDURE 005. |
| (3) | For the EMU (Figure 1) reprogramming and verification procedure at the EMU shop, do as follows: |
| (a) | Install the new software. Refer to the GEnx-1B CMM,
77-35-03, SPECIAL PROCEDURES, paragraph 5., Installation
of the GE Application Software . |
| 4. | APPENDIX A |
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