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Gulistream G650ER
CUSTOMER BULLETIN NUMBER 201
SUBJECT FLIGHT CONTROLS (ATA 27)
MODIFICATION - PRIMARY FLIGHT CONTROL
ACTUATION SYSTEM (PFCAS) REMOTE
ELECTRONICS UNIT (REU) SOFTWARE UPGRADE (ASC 069) SEPTEMBER 28, 2017 Gulfstream"
A GENERAL DYNAMICS COMPANY
Gulfstream G650ER Customer Bulletin No. 201 September 28, 2017
Page 1 of 3
Flight Controls (ATA 27), Inspection - Primary Flight Control Actuation System (PFCAS) Remote Electronics Unit (REU) Software Upgrade (ASC 069)
I. Planning Information:
A. Effectivity:
Aircraft serial numbers 6001 through 6274, excluding 6112 and 6134 B. Reason:
Parker Hannifin Corporation (Parker) has developed a Remote Electronics Unit (REU) software update that provides improvements to the aircraft Primary Flight Control Actuation System (PFCAS) including improv ed Linear Variable Differential Transformer (LVDT) disconnect and oscillatory monitoring, force fight mitigation, troubleshooting, and rectification of several problem reports.
C. Safety Intent:
The safety intent of this customer bulletin is to incorporate Aircraft Service Change 069, Primary Flight Control Actuation System (PFCAS) Remote Electronics Unit (REU) Software Upgrade, which updates the current software to provide acceptable PFCAS fault isolation.
D. Configuration Description:
This customer bulletin requires the incorporation of ASC 069, dated September 28, 2017, which updates the PFCAS REU software from Label 34 to Label 35.
E. Description:
This customer bulletin is a one-time action to incorporate ASC 069, dated September 28, 2017, on affected aircraft.
This customer bulletin is part of a managed program. Compliance must be coordinated with the Program Office at pmoretro@gulfstream.com or through Gulfstream Scheduling at 800-810-GULF (4853), or 912-965-4178. If not scheduled, down times could increase significantly.
F. Compliance:
Compliance with this customer bulletin is r equired within 36 months from the original issue date of September 28, 2017.
Aircraft operators having previously reported compliance with G650 Customer Bulletin No. 201 have met the intent of this customer bulletin and should report it as “Previously complied with”.
G. Approval:
The engineering aspects of this customer bulletin have been reviewed and approved by Federal Aviation Administration, and are the subject of pending Airworthiness Directive regulatory action. This customer bulletin requires incorporation of Aircraft Service Change 069, dated September 28, 2017, which contains all applicable regulatory agency approval information.
H. Manpower:
Refer to G650ER ASC 069, dated September 28, 2017.
Gulfstream G650ER Customer Bulletin No. 201 September 28, 2017
Page 2 of 3
I. Material:
Refer to G650ER ASC 069, dated September 28, 2017.
J. References:
• G650ER Aircraft Maintenance Manual (AMM), Chapter 20
• G650ER Aircraft Service Change 069, dated September 28, 2017 K. Tooling/Equipment:
Refer to G650ER ASC 069, dated September 28, 2017.
L. Warranty Coverage – Component:
Labor and material will be at no charge if the aircraft is within the component warranty period as of the original issue date of this customer bulletin and work is accomplished within the recommended compliance time, as stated in this document, at a Gulfstream G650ER Authorized Warranty Facility or Factory Authorized Service Center.* *Coverage is granted per the terms and conditions of the Gulfstream Aircraft Sales Agreement to the original purchaser or subsequent owner with appropriate Assignment of Warranties on file with Gulfstream.
NOTE: Additional labor hours incurred due to aircraft configuration or mechanical difficulties must be charged as a separate discrepancy and submitted for warranty consideration.
M. Weight and Balance:
N/A
II. Accomplishment Instructions:
CAUTION: PROTECT WIRE BUNDLES, CONNECTORS AND SURROUNDING
STRUCTURE DURING ANY MAINTENANCE PROCEDURE FROM SHAVINGS, DEBRIS AND CONTAMINATION. MAINTAIN A PROPERLY CLEANED WORK
AREA THROUGHOUT THE PROCEDURE TO ENSURE THE INTEGRITY OF THE AFFECTED COMPONENT / SYSTEM. VISUALLY INSPECT WORK AREA
USING ADDITIONAL LIGHT AS NECESSA RY TO VERIFY ABSENCE OF ANY DEBRIS PRIOR TO COMPLETION OF PROCEDURE. FAILURE TO COMPLY MAY RESULT IN DAMAGE TO COMPONENTS AND / OR SYSTEMS.
NOTE: Some steps in the accomplishment instructions are identified as Required for Compliance (RC). If this CB is mandated by an airworthiness directive (AD), the steps identified as RC must be done to comply with the AD. Steps not identified with RC are recommended and may be deviated from, done as part of other actions, or done with accepted methods different from those given in the CB, if the RC steps can be done and the aircraft can be put back in service in a serviceable condition.
A. Prepare the aircraft for safe maintenance. Refer to AMM, Safe Ground Maintenance Procedure, Chapter 20.
B. RC - Incorporate G650ER ASC 069, dated September 28, 2017.
C. Ensure work area is clean and clear of foreign objects (FOD).
Gulfstream G650ER Customer Bulletin No. 201 September 28, 2017
Page 3 of 3
D. Record compliance with this customer bulletin in the aircraft’s permanent maintenance records and return aircraft to flight status.
E. Report compliance with this customer bulletin to Gulfstream Computerized Maintenance Program (CMP) by uploading the attached service reply card, along with the CMP task card(s) sign-off using MyGulfstream, MyCMP Document Upload or e-mail to cmp.docproc@campsystems.com or fax to Gulfstream CMP at 800-944-1775 or 912- 963-0265.
If technical assistance is required, contact your area Gulfstream Field Service Representative or call Gulfstream Customer Support at 800-810-GULF (4853) or 912-965-4178.
Gulfstream G650ER Customer Bulletin No. 201 September 28, 2017
Customer Bulletin prepared by Gulfstream Aerospace, 500 Gulfstream Road, P.O. Box 2206, Savannah, Georgia 31402-2206, USA.
© 2017 Gulfstream Aerospace All rights reserved, including the right to reproduce this publication. No part may be reproduced, stored in any retrieval system, or transmitted in any part or form or by any means, electronic, photocopying, microfilm, microfiche, mechanical, or otherwise, without prior written permission of Gulfstream Aerospace.
This technical data is controlled under the Export Administration Regulations by General License TSU. It may not be transferred to a third party without the prior written approval of the U.S. Department of Commerce.
GA 611A 2/97 Service Reply Card
Please upload this page, along with the CMP task card(s) sign-off using MyGulfstream, MyCMP Document Upload, or e-mail to cmp.docproc@campsystems.com or fax to Gulfstream CMP at 800-944-1775 or 912-963-0265.
The following Customer Bulletin (CB) has been addressed:
CB Number A/C A/C Type Compliance Date 982010 G650ER
Aircraft Hours Aircraft Landings
This Customer Bulletin is not applicable because:
Serial Number not affected Equipment not installed ______Previously complied with (annotate method of compliance below) ______Other (explain reason below)
Signature Title/Certificate Number Company
Comments / Suggestions: