# Airbus Service Bulletin 54-6021

Copy: Revision 2 ("SB-54-6021_Rev02"), 28 pages: PDF https://openairdocs.org/files/sha256/76/1f/761f794433b9f33ae45d83e03febcf16812161f8c5fa7247a18fe4bd87f9a124; text https://openairdocs.org/service-documents/airbus/sb-54-6021/file/761f794433b9.md. Rights: © Airbus S.A.S. Filed by the FAA in regulations.gov docket FAA-2014-0648, the docket of AD 2015-25-06. Not covered by OpenAirDocs’ CC0 dedication.

## Details

- Manufacturer: [Airbus](https://openairdocs.org/service-documents/airbus.md)
- Type: Service bulletin (Service Bulletin)
- Number: 54-6021
- Latest revision known: 54-6021, Revision 2 (OpenAirDocs)
- Page: https://openairdocs.org/service-documents/airbus/sb-54-6021

## Text (28 pages)

Rights: © Airbus S.A.S. Filed by the FAA in regulations.gov docket FAA-2014-0648, the docket of AD 2015-25-06. Not covered by OpenAirDocs’ CC0 dedication. Some pages are OCR from a scan. OCR can misread letters and numbers. Each page's text from the PDF; open the PDF at a page with #page=N.

### Page 1

A300-600A300-600
SERVICE BULLETIN
REVISION TRANSMITT AL SHEET
AIRBUS
CUSTOMER SERVICES DIRECTORA TE
1 Rond Point Maurice Bellonte
31707 BLAGNAC CEDEX FRANCE
Tel : (33) 5 61 93 33 33
Telex : AIRBU 530526F
Fax : (33) 5 61 93 42 51
A T A SYSTEM : 54
TITLE : NACELLES/PYLONS - PANELS IN THE UPPER CORNER A T RIB 8 - ADD A DOUBLER.
MODIFICA TION No. : 10431S20462
This page transmits Revision No. 02 of Service Bulletin No. A300-54-6021.
ADDITIONAL WORK
No additional work is required by this revision for aircraft modified by any previous issue.
REASON
Revision No. 02 is issued to modify PN ASNA2314.
CHANGES
SUMMARY :
- EFFECTIVITY
. Operator 98W deleted.
PLANNING INFORMA TION :
- EFFECTIVITY
. Para. 1.A. Operator 98W deleted. Effectivity updated.
MA TERIAL INFORMA TION :
- LIST OF COMPONENTS
. Para. 2.C. ASNA2314-4-14 becomes ASNA2314-4-13. ASNA2314-6-17 becomes
ASNA2314-6-14. ASNA2314-6-18 becomes ASNA2314-6-16.
ACCOMPLISHMENT INSTRUCTIONS :
- MODIFICA TION
. Para. 3.B. PN ASNA2314 Modified.
- ILLUSTRA TIONS
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 1 of 2
Printed in France © AIRBUS 2008 All rights reserved

### Page 2

A300-600A300-600
SERVICE BULLETIN
REVISION TRANSMITT AL SHEET
. Figure 1, Sheet 2 : PN ASNA2314 modified.
. Figure 2, Sheet 2 : PN ASNA2314 modified.
. Figure 3, Sheet 1 : Detail B, RIGHT becomes LEFT and LEFT becomes RIGHT and Sheet 2 :
PN ASNA2314 modified.
FILING INSTRUCTIONS
This Service Bulletin has been generated electronically and is reissued as a complete document.
Replace the complete document.
Put this Revision T ransmittal Sheet in front of the Service Bulletin.
HISTORY OF PREVIOUS REVISIONS
Revision 01 issued to add MSN 0724, 0729, 0730 and 0732 to the effectivity of this Service Bulletin.
REVISION SEQUENCE
ORIGINAL : Aug 11/93
REVISION No. : 01 - Nov 16/07
REVISION No. : 02 - May 21/08
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REVISION No. : 02 - May 21/08 Page : 2
Printed in France © AIRBUS 2008 All rights reserved

### Page 3

A300-600A300-600
SERVICE BULLETIN
SUMMARY
AIRBUS
CUSTOMER SERVICES DIRECTORA TE
1 Rond Point Maurice Bellonte
31707 BLAGNAC CEDEX FRANCE
Tel : (33) 5 61 93 33 33
Telex : AIRBU 530526F
Fax : (33) 5 61 93 42 51
This summary is for information only and is
not approved for modification of the aircraft
A T A SYSTEM : 54
TITLE : NACELLES/PYLONS - PANELS IN THE UPPER CORNER A T RIB 8 - ADD A DOUBLER.
MODIFICA TION No. : 10431S20462
REASON/DESCRIPTION/OPERATIONAL CONSEQUENCES
On aircraft fitted with General Electric (GE) pylon, cracks have been reported on pylon side panels (upper
section) at Rib 8. The crack is starting from the top edge of the panel and running down to the fastener
hole and in some case is going beyond the hole.
For aircraft fitted with common GE and PW pylons, this Service Bulletin recommends the installation of a
doubler on left pylon 1 and right pylon 2, on pylon side panels (upper section) at Rib 8.
After accomplishment of this Service Bulletin, do an inspection program as per Service Bulletin No.
A300-54-6015.
EVALUATION T ABLE
COMPLIANCE Recommended CANCELS INSPECTION SB No
POTENTIAL AD No A/C OPERA TION AFFECTED No
RELIABILITY AFFECTED No P AX COMFORT AFFECTED No
COST SAVING No ETOPS AFFECTED No
STRUCTURAL LIFE EXTN No VENDOR SB INVOL VED No
KIT PRICE (USD) A01R02 1,026.00
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 1 of 4
Printed in France © AIRBUS 2008 All rights reserved

### Page 4

A300-600A300-600
SERVICE BULLETIN
SUMMARY
MODIFICA TION CLASSIFICA TION
MAJOR None
MINOR 10431S20462
As per EASA IR 21, a minor change is one that has no appreciable effect on the mass, balance, structural
strength, reliability , operational characteristics affecting the airworthiness of the product. All other changes
are major changes.
EFFECTIVITY
This Service Bulletin is applicable to these operators :
AAL AAW ABD CES DLH EGN F2I FDX GXY IRA JAL KAC KAL LAA MON MSR OAL OHY QTR SUD
T AR THA
CONCURRENT REQUIREMENTS
None
REFERENCES/REPERCUSSIONS
TFU : 54.51.31.001
OEB : None
AOT : None
SIL : None
LIFE LIMIT : None
LINE MAINTENANCE AFFECTED : No
OTHERS : None
NATURE OF THE WORK
AIRCRAFT : YES
EQUIPMENT : NO
HARD : NO
SOFT : NO
OBRM : NO
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 2
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### Page 5

A300-600A300-600
SERVICE BULLETIN
SUMMARY
MANPOWER
Config. 01, for one aircraft.
TOT AL MANHOURS 48.0
ELAPSED TIME (HOURS) 24.0
Config. 02, for one aircraft.
TOT AL MANHOURS 48.0
ELAPSED TIME (HOURS) 24.0
Config. 03, for the LH pylon.
TOT AL MANHOURS 24.0
ELAPSED TIME (HOURS) 12.0
MATERIAL INFORMATION
AIRCRAFT DA T A
Config. 01
2 Kit 546021A01R02
Doublers, washers, screws, nuts.
Config. 02
2 Kit 546021A01R02
Doublers, washers, screws, nuts.
Config. 03
1 Kit 546021A01R02
Doublers, washers, screws, nuts.
APPENDICES
None
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 3
Printed in France © AIRBUS 2008 All rights reserved

### Page 6 (OCR)

• A300-600
SERVICE BULLETIN
SUMMARY
АД
RIB8
DOUBLER
WD
DB5 54 6021 SUMA-A  RIB8
DATE : Aug 11/93  SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08  Page : 4
Printed in France © AIRBUS 2008 All rights reserved

### Page 7

A300-600A300-600
SERVICE BULLETIN
AIRBUS
CUSTOMER SERVICES DIRECTORA TE
1 Rond Point Maurice Bellonte
31707 BLAGNAC CEDEX FRANCE
Tel : (33) 5 61 93 33 33
Telex : AIRBU 530526F
Fax : (33) 5 61 93 42 51
A T A SYSTEM : 54
TITLE : NACELLES/PYLONS - PANELS IN THE UPPER CORNER A T RIB 8 - ADD A DOUBLER.
MODIFICA TION No. : 10431S20462
This document contains AIRBUS PROPRIET ARY INFORMA TION and shall at all times remain the property
of AIRBUS; no intellectual property right or licence is granted by AIRBUS in connection with any information
contained in it. It is delivered on the express condition that said document and the information contained in
it shall be treated as confidential, shall not be used for any purpose other than that for which it is hereby
delivered. It shall not be disclosed in whole or in part to third parties and shall not be duplicated in any
manner (except for the purposes of performing the tasks described hereunder and provided that any recipient
of such document shall comply with the conditions herein), without AIRBUS’ prior written consent.
1. P LANNING INFORMATION
A. E FFECTIVITY
(1) Models
B4-601 B4-603 B4-605R B4-620 B4-622 B4-622R C4-620
(2) Aircraft
(a) Effectivity by MSN
This Service Bulletin is applicable to aircraft MSN :
0252 0284 0294 0301 0307 0312 0317 0321 0336 0341 0344 0348 0351 0354 0358
0361 0365 0368 0380 0384 0388 0391 0395 0398 0401 0405 0408 0411 0414 0417
0423 0459-0466 0469-0471 0474 0477 0479 0505-0518 0521 0525 0529 0530 0532
0533 0536 0540 0543 0546 0553-0561 0563 0566 0569 0572 0575 0577 0579 0581
0582 0584 0601-0619 0621 0623 0625-0633 0635 0637 0639 0641 0643 0645 0657
0659 0662 0664 0666 0668 0670 0673 0675 0677 0679 0681 0683 0685 0688 0692
0694 0696 0699 0701 0703 0705 0707 0709 0711 0713 0715 0717 0719 0721
0722 0724 0729 0730 0732
NOTE : The intent of this modification is achieved in production on MSN 0733
and subsequent through Mod. No. 10432S20461.
NOTE : This modification is applicable by Service Bulletin only .
(b) Effectivity by Operator
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 1 of 20
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### Page 8

A300-600A300-600
SERVICE BULLETIN
The Operator/MSN relationship is provided for information only and is correct at the
time of issue in accordance with the information available to AIRBUS. Any future
changes resulting from transfer of an aircraft from one operator to another will not be
reflected in this list unless the Service Bulletin is revised for another reason.
OPERA TOR MSN
AAL 0423 0459 0460 0461 0462 0463 0465 0466 0469 0470 0471 0474
0506 0507 0508 0509 0510 0511 0512 0513 0514 0515 0516 0517
0606 0610 0612 0615 0619 0626 0639 0643 0645 0675
AAW 0354
ABD 0529 0557
CES 0521 0525 0532 0707 0732
DLH 0380 0391 0401 0405 0408 0411 0414 0546 0553 0608 0618
0623 0701
EGN 0555 0625
F2I 0284 0294 0301 0307 0312 0317 0321 0336 0341 0348 0351
FDX 0358 0361 0365 0388 0417 0477 0479 0530 0536 0543 0559
0572 0575 0579 0581 0611 0613 0630 0633 0657 0659 0668
0709 0713 0715
GXY 0533
IRA 0632 0696
JAL 0602 0617 0621 0637 0641 0670 0679 0683 0703 0711 0724
0729 0730
KAC 0344 0673 0694 0699 0719 0721
KAL 0582 0609 0627 0631 0662 0685 0692 0717 0722
LAA 0601 0616
MON 0540 0556 0604 0605
MSR 0561 0607
OAL 0603
OHY 0584 0677
QTR 0554 0560 0614 0664 0688
SUD 0252 0666
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 2
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### Page 9

A300-600A300-600
SERVICE BULLETIN
OPERA TOR MSN
T AR 0505 0558 0563
THA 0368 0384 0395 0398 0464 0518 0566 0569 0577 0628 0629
0635 0681 0705
(c) Effectivity by MSN and Kit/Configuration
The Kits and configurations applicable to these MSNs are given at the end of this list
0732
KIT No. QTY PER A/C CONFIGURA TION
546021A01R02 1 03
The Kits and configurations applicable to these MSNs are given at the end of this list
0368 0380 0384 0391 0395 0398 0401 0405 0408 0411 0414 0423 0459-0466
0469-0471 0474 0505-0518 0521 0525 0532 0540 0546 0553 0556 0558 0563 0584
0603-0606 0608 0610 0612 0615 0618-0619 0623 0626 0632 0639 0643 0645 0673
0675 0694 0696 0699 0701 0707 0709 0713 0715 0719 0721
KIT No. QTY PER A/C CONFIGURA TION
546021A01R02 2 01
The Kits and configurations applicable to these MSNs are given at the end of this list
0252 0284 0294 0301 0307 0312 0317 0321 0336 0341 0344 0348 0351 0354 0358
0361 0365 0388 0417 0477 0479 0529-0530 0533 0536 0543 0554-0555 0557
0559-0561 0566 0569 0572 0575 0577 0579 0581-0582 0601-0602 0607 0609 0611
0613-0614 0616-0617 0621 0625 0627-0631 0633 0635 0637 0641 0657 0659 0662
0664 0666 0668 0670 0677 0679 0681 0683 0685 0688 0692 0703 0705 0711
0717 0722 0724 0729-0730
KIT No. QTY PER A/C CONFIGURA TION
546021A01R02 2 02
NOTE : Config. 01 is valid for aircraft fitted with GE engines, on which Mod.
No. 10432S20461 (NACELLES/PYLONS - P ANELS IN THE UPPER
CORNER A T RIB 8 - ADD A DOUBLER (PRODUCTION SOLUTION))
is not embodied.
NOTE : Config. 02 is valid for aircraft fitted with PW engines, on which Mod.
No. 10432S20461 (NACELLES/PYLONS - P ANELS IN THE UPPER
CORNER A T RIB 8 - ADD A DOUBLER (PRODUCTION SOLUTION))
is not embodied.
NOTE : Config. 03 is valid for the aircraft fitted with GE engines, on which Mod.
No. 10432S20461 (NACELLES/PYLONS - P ANELS IN THE UPPER
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 3
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### Page 10

A300-600A300-600
SERVICE BULLETIN
CORNER A T RIB 8 - ADD A DOUBLER (PRODUCTION SOLUTION)) is
partially embodied (RH pylon modified only).
(3) Spares
None
B. C ONCURRENT REQUIREMENTS
None
C. R EASON
(1) History
On aircraft fitted with General Electric (GE) pylon, cracks have been reported on pylon side
panels (upper section) at Rib 8. The crack is starting from the top edge of the panel and
running down to the fastener hole and in some case is going beyond the hole.
(2) Objective/Action
For aircraft fitted with common GE and PW pylons, this Service Bulletin recommends the
installation of a doubler on left pylon 1 and right pylon 2, on pylon side panels (upper
section) at Rib 8.
(3) Advantages
After accomplishment of this Service Bulletin, do an inspection program as per Service
Bulletin No. A300-54-6015.
(4) Operational/Maintenance Consequences
None
D. D ESCRIPTION
T o accomplish this Service Bulletin it is necessary to :
(1) Config. 01
(a) Installation of the doubler on LH pylon 1 and RH pylon 2, on pylon side panels (upper
section), at Rib 8, for GE fitted aircraft.
(2) Config. 02
(a) Installation of the doubler on LH pylon 1 and RH pylon 2, on pylon side panels (upper
section), at Rib 8, for PW fitted aircraft.
(3) Config. 03
(a) Installation of the doubler on LH pylon 1, on pylon side panels (upper section), at Rib
8, for GE fitted aircraft on which Mod. No. 10431S20461 (NACELLES/PYLONS -
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 4
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### Page 11

A300-600A300-600
SERVICE BULLETIN
P ANELS IN THE UPPER CORNER A T RIB 8 - ADD A DOUBLER (PRODUCTION
SOLUTION)) is partially embodied (RH pylon modified only)
E. C OMPLIANCE
(1) Classification
Recommended
(2) Accomplishment Timescale
Accomplishment at the earliest opportunity where manpower and facilities are available.
F. A PPROVAL
Approved under EASA Design Organisation Approval No. EASA.21J.031.
If an aircraft listed in the effectivity has a modification or repair embodied that is not of AIRBUS
origin, and which affects the content of this Service Bulletin, the operator is responsible for
obtaining approval by its airworthiness authority for any adaptation necessary before incorporation
of the Service Bulletin.
G. M ANPOWER
The manpower estimates given in this Service Bulletin are based on the direct labor cost to do the
work. These estimates assume that the work will be done by experienced personnel, and may
need to be revised upwards to suit operator’s circumstances. The estimates do not include the
time to prepare, plan or inspect the work. Manufacture and procurement of parts and tools, drying
times for paints, sealants, etc, and general administration work are also not included.
Config. 01 thru Config. 02 , for one aircraft.
Get access 8.0
Doubler installation 30.0
Close-up 10.0
TOT AL MANHOURS 48.0
ELAPSED TIME (HOURS) 24.0
Config. 03 , for one aircraft (LH pylon only).
Get access 4.0
Doubler installation 15.0
Close-up 5.0
TOT AL MANHOURS 24.0
ELAPSED TIME (HOURS) 12.0
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 5
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A300-600A300-600
SERVICE BULLETIN
H. W EIGHT AND BALANCE
Manufacturers Empty Weight : +1.7 kg (+3.7478 lb)
Effect on Balance : +46.3 kgm (+334.887 lb.ft)
I. E LECTRICAL LOAD DATA
Not changed
J. R EFERENCES
Aircraft Maintenance Manual (AMM) : 06-41-54 20-21-12 20-31-00 24-00-00
24-41-00 36-11-00 36-11-15
Elec. Std. Practices Manual (ESPM) : 20-55-00
Standards Manual (SM)
K. P UBLICATIONS AFFECTED
Structural Repair Manual (SRM) : 54-51-31
Maintenance Planning Document : 545043-01-1 545043-01-2
L. I NTERCHANGEABILITY/MIXABILITY
Not applicable
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### Page 13

A300-600A300-600
SERVICE BULLETIN
2. M ATERIAL INFORMATION
A. M ATERIAL - PRICE AND AVAILABILITY
(1) Material
Customers with aircraft shown in the effectivity of this Service Bulletin should send a
purchase order to AIRBUS. Quote the number of this Service Bulletin. The address is :
AIRBUS Spares Support and Services
Weg beim Jaeger 150
D-22335 HAMBURG
GERMANY
For ordering by internet: http://spares.airbus.com
For ordering by fax: +49 40 50 76 25 90
(2) Price and Availability
Kit 546021A01R02
Cost : 1,026.00 US dollars
Availability : 180 calendar days from receipt of order
The Kit availability given above is the standard lead time from the date of your purchase
order. If you require the Kit(s) before this time, please include a retrofit planning schedule
with your order so that we can try to comply with your requirements.
The sales terms (costs and availability) are estimated in relation to economic conditions
at the issue date of the Service Bulletin.
B. I NDUSTRY SUPPORT INFORMATION
AIRBUS will not provide industry support for accomplishment of this Service Bulletin.
C. L IST OF COMPONENTS
Kit 546021A01R02
ITEM NEW P ART No. QTY UM KEYWORD ITEM OLD P ART No. INT INST DISP
1 A5461255220000 1 Doubler
2 A5461255220100 1 Doubler
3 A5461255420000 6 Washer
4 A5461255320000 8 Washer
5 A5461255520000 4 Washer
6 ASNA2314-4-13 6 Screw
7 ASNA2314-6-14 4 Screw
8 ASNA2314-6-16 8 Screw
9 NAS1153E3 4 Screw
10 NAS1154-14 2 Screw
11 NAS1726-4E 8 Nut
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### Page 14

A300-600A300-600
SERVICE BULLETIN
ITEM NEW P ART No. QTY UM KEYWORD ITEM OLD P ART No. INT INST DISP
12 NAS1726-6E 8 Nut
13 NSA5414-36-20 16 Rivet
NOTE : Refer to the AIRBUS Standards Manual (SM) if you find part numbers of hardware
components in the related kit(s) which you cannot identify in the LIST OF
COMPONENTS of this Service Bulletin. The SM will give you the correct part number
to part number relationship.
D. L IST OF MATERIALS - OPERATOR SUPPLIED
(1) Consumable Materials
DESCRIPTION REFERENCE TO CML QTY PER A/C INST/DISP
MA T No.
Corrosion Inhibiting Brush
Consistency
Mat. No. 09-013 As required
Methyl-Ethyl-Ketone Mat. No. 11-003 As required
Anti-Corrosion Primer
(Polyurethane)
Mat. No. 16-001 As required
External T op Coat (Polyurethane) Mat. No. 16-018 As required
Wash Primer Mat. No. 16-020 As required
(2) Components
None
E. P ARTS TO BE RE-IDENTIFIED BY THE OPERATOR
None
F. T OOLING - PRICE AND AVAILABILITY
None
G. S PECIAL TOOLS
None
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A300-600A300-600
SERVICE BULLETIN
3. A CCOMPLISHMENT INSTRUCTIONS
A. G ENERAL
WARNING : MAKE SURE THA T Y OU OBEY ALL THE WARNINGS AND ALL THE CAUTIONS
INCLUDED IN THE REFERENCED PROCEDURES.
CAUTION : ALWA YS OBEY THE PRECAUTIONS THA T FOLLOW TO KEEP ELECTRICAL
WIRING IN A SA TISFACTORY CONDITION (ELECTRICALL Y AND MECHANICALL Y
SERVICEABLE). WHEN YOU DO MAINTENANCE WORK, REP AIRS OR
MODIFICA TIONS, ALWAYS KEEP ELECTRICAL WIRING, COMPONENTS AND
THE WORK AREA AS CLEAN AS POSSIBLE, TO DO THIS :
- PUT PROTECTION, SUCH AS PLASTIC SHEETING, CLOTHS, ETC; AS
NECESSARY ON WIRING AND COMPONENTS.
- REGULARL Y REMOVE ALL SHAVINGS, UNWANTED MA TERIAL AND OTHER
CONT AMINA TION.
THESE PRECAUTIONS WILL DECREASE THE RISK OF CONT AMINA TION AND
DAMAGE TO THE ELECTRICAL WIRING INST ALLA TION.
IF THERE IS CONT AMINA TION REFER TO ESPM 20-55-00.
(1) Preparation
(a) Config. 01 thru Config. 02
1 Make sure that the aircraft is electrically grounded (Refer to AMM 24-00-00,
Page block 301).
2 De-energize the aircraft electrical circuits (Refer to AMM 24-41-00, Page block
301).
3 Put the access platforms in position.
4 Remove access doors (Refer to AMM 06-41-54)
- For LH pylon :
413BL, 413CL, 413EL, 414CR, 414ER, 415AL, 416AR.
- For RH pylon :
423BL, 423CL, 423EL, 424CR, 424ER, 425AL, 426AR.
5 Remove bleed air precooler cold air inlet duct (Refer to AMM 36-11-15, Page
block 401 and AMM 36-11-00, Page block 401).
(b) Config. 03
1 Make sure that the aircraft is electrically grounded (Refer to AMM 24-00-00,
Page block 301).
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### Page 16

A300-600A300-600
SERVICE BULLETIN
2 De-energize the aircraft electrical circuits (Refer to AMM 24-41-00, Page block
301).
3 Put the access platforms in position.
4 Remove access doors (Refer to AMM 06-41-54)
- For LH pylon :
413BL, 413CL, 413EL, 414CR, 414ER, 415AL, 416AR.
5 Remove bleed air precooler cold air inlet duct (Refer to AMM 36-11-15, Page
block 401 and AMM 36-11-00, Page block 401).
(2) Standard Practices
- T o clean the surface to be sealed using Methyl-Ethyl-Ketone (Mat. No. 11-003) (Refer to
AMM 20-31-00)
- T o apply sealant Corrosion Inhibiting Brush Consistency (Mat. No. 09-013) (Refer to
AMM 20-31-00)
- T o renew the protection finish with Anti-Corrosion Primer (Polyurethane) (Mat. No.
16-001), External T op Coat (Polyurethane) (Mat. No. 16-018) and Wash Primer (Mat.
No. 16-020) (Refer to AMM 20-31-00)
- T o torque standard fasteners (Refer to AMM 20-21-12).
B. M ODIFICATION
(1) Config. 01
NOTE : The description is given for the LH pylon. The RH pylon is equivalent.
(a) Installation of the doubler on LH pylon 1 and RH pylon 2, on pylon side panels (upper
section), at Rib 8, for GE fitted aircraft.
Refer to Figure 1
1 Remove rivets and bolts in the area of the doubler to be installed.
a Remove :
16 Rivet Item (13) Discard
6 Bolt Item (6) Discard
6 Nut Item (11) Discard
4 Bolt Item (9) Discard
4 Bolt Item (7) Discard
4 Bolt Item (8) Discard
8 Nut Item (12) Discard
2 Offer-up and put in position on panels at Rib 8.
1 Doubler A5461255220000 Item 1
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### Page 17

A300-600A300-600
SERVICE BULLETIN
1 Doubler A5461255220100 Item 2
3 Drill, ream, deburr and attach the doublers Item 1 and 2 with interfay of Corrosion
Inhibiting Brush Consistency (Mat. No. 09-013), (Refer to AMM 20-31-00) and,
depending on the aircraft configuration :
6 Washer A5461255420000 Item 3
6 Screw ASNA2314-4-13 Item 6
6 Nut NAS1726-4E Item 11
4 Washer A5461255520000 Item 5
4 Screw NAS1153E3 Item 9
2 Screw NAS1154-14 Item 10
2 Nut NAS1726-4E Item 11
16 Rivet NSA5414-36-20 Item 13
8 Washer A5461255320000 Item 4
4 Screw ASNA2314-6-14 Item 7
4 Screw ASNA2314-6-16 Item 8
8 Nut NAS1726-6E Item 12
NOTE : Do the inspection program after accomplishment of this modification
as per Service Bulletin No. A300-54-6015.
(2) Config. 02
NOTE : The description is given for the LH pylon. The RH pylon is equivalent.
(a) Installation of the doubler on LH pylon 1 and RH pylon 2, on pylon side panels (upper
section), at Rib 8, for PW fitted aircraft.
Refer to Figure 2
1 Remove rivets and bolts in the area of the doubler to be installed.
a Remove :
16 Rivet Item (13) Discard
6 Bolt Item (6) Discard
6 Nut Item (11) Discard
4 Bolt Item (9) Discard
8 Bolt Item (8) Discard
8 Nut Item (12) Discard
2 Offer-up and put in position on panels at Rib 8.
1 Doubler A5461255220000 Item 1
1 Doubler A5461255220100 Item 2
3 Drill, ream, deburr and attach the doublers Item 1 and 2 with interfay of Corrosion
Inhibiting Brush Consistency (Mat. No. 09-013), (Refer to AMM 20-31-00) and,
depending on the aircraft configuration :
6 Washer A5461255420000 Item 3
6 Screw ASNA2314-4-13 Item 6
6 Nut NAS1726-4E Item 11
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 11
Printed in France © AIRBUS 2008 All rights reserved

### Page 18

A300-600A300-600
SERVICE BULLETIN
4 Washer A5461255520000 Item 5
4 Screw NAS1153E3 Item 9
2 Screw NAS1154-14 Item 10
2 Nut NAS1726-4E Item 11
16 Rivet NSA5414-36-20 Item 13
8 Washer A5461255320000 Item 4
8 Screw ASNA2314-6-16 Item 8
8 Nut NAS1726-6E Item 12
NOTE : Do the inspection program after accomplishment of this modification
as per Service Bulletin No. A300-54-6015.
(3) Config. 03
NOTE : The description is given for the LH pylon. The RH pylon is already modified.
(a) Installation of the doubler on LH pylon 1, on pylon side panels (upper section), at Rib
8, for GE fitted aircraft on which Mod. No. 10431S20461 (NACELLES/PYLONS -
P ANELS IN THE UPPER CORNER A T RIB 8 - ADD A DOUBLER (PRODUCTION
SOLUTION)) is partially embodied (RH pylon modified only)
Refer to Figure 3
1 Remove rivets and bolts in the area of the doubler to be installed.
a Remove :
16 Rivet Item (13) Discard
6 Bolt Item (6) Discard
6 Nut Item (11) Discard
4 Bolt Item (9) Discard
4 Bolt Item (7) Discard
4 Bolt Item (8) Discard
8 Nut Item (12) Discard
2 Offer-up and put in position on panels at Rib 8.
1 Doubler A5461255220000 Item 1
1 Doubler A5461255220100 Item 2
3 Drill, ream, deburr and attach the doublers Item 1 and 2 with interfay of Corrosion
Inhibiting Brush Consistency (Mat. No. 09-013), (Refer to AMM 20-31-00) and,
depending on the aircraft configuration :
6 Washer A5461255420000 Item 3
6 Screw ASNA2314-4-13 Item 6
6 Nut NAS1726-4E Item 11
4 Washer A5461255520000 Item 5
4 Screw NAS1153E3 Item 9
2 Screw NAS1154-14 Item 10
2 Nut NAS1726-4E Item 11
16 Rivet NSA5414-36-20 Item 13
8 Washer A5461255320000 Item 4
4 Screw ASNA2314-6-14 Item 7
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 12
Printed in France © AIRBUS 2008 All rights reserved

### Page 19

A300-600A300-600
SERVICE BULLETIN
4 Screw ASNA2314-6-16 Item 8
8 Nut NAS1726-6E Item 12
NOTE : Do the inspection program after accomplishment of this modification
as per Service Bulletin No. A300-54-6015.
C. T EST
None
D. C LOSE UP
(1) Config. 01 thru Config. 02
(a) Make sure that the work areas are clean and clear of tools and other items of
equipment.
(b) Install bleed air precooler cold air inlet duct (Refer to AMM 36-11-15, Page block 401
and AMM 36-11-00, Page block 401).
(c) Install access doors (Refer to AMM 06-41-54)
- For LH pylon :
413BL, 413CL, 413EL, 414CR, 414ER, 415AL, 416AR.
- For RH pylon :
423BL, 423CL, 423EL, 424CR, 424ER, 425AL, 426AR.
(d) Remove the access platform(s).
(e) Disconnect the aircraft electrical ground connection (Refer to AMM 24-00-00, Page
block 201).
(2) Config. 03
(a) Make sure that the work areas are clean and clear of tools and other items of
equipment.
(b) Install bleed air precooler cold air inlet duct (Refer to AMM 36-11-15, Page block 401
and AMM 36-11-00, Page block 401).
(c) Install access doors (Refer to AMM 06-41-54)
- For LH pylon :
413BL, 413CL, 413EL, 414CR, 414ER, 415AL, 416AR.
(d) Remove the access platform(s).
(e) Disconnect the aircraft electrical ground connection (Refer to AMM 24-00-00, Page
block 201).
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 13
Printed in France © AIRBUS 2008 All rights reserved

### Page 20

A300-600A300-600
SERVICE BULLETIN
E. D OCUMENTATION
Write in the applicable aircraft records that you have done all the work given in the Service Bulletin.
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 14
Printed in France © AIRBUS 2008 All rights reserved

### Page 21 (OCR)

© A300-600
SERVICE BULLETIN
RIB8
B -  (13)
RIB8  (13)
(9) 9
(13)
(13)  13
13
1 LEFT
2 RIGHT
(6)
(11) 11
(6)
(11) 1
10
11
(8)  8
(12) 12
B
(7) 7
(12) 12
EXISTING HOLE  RIGHT NACELLE SHOWN
LEFT NACELLE SYMMETRICAL
• NEW HOLE
D_SB_546021_5_AAXX_01_00
Figure 1, Sheet 1
Config. 01: Removal of Fasteners and Installation of Doublers at Rib 8 for GE fitted aircraft.
DATE : Aug 11/93  SERVICE BULLETIN No. : А300-54-6021
REVISION No. : 02 - May 21/08  Page : 15
Printed in France © AIRBUS 2008 All rights reserved

### Page 22 (OCR)

© A300-600
SERVICE BULLETIN
_5
A-A  C-C
- I.
B-B
FINAL REAMING
ITEM  QTY  BOLT  ITEM  QTY  WASHER  ITEM  QTY  NUT
MINI  MAXI
ASNA2314-4-13  6.72mm  (0.264in.)  (0.265in.)  6.75mm  6  A5461255420000  11  6  NAS1726-4E
9.90mm  9.93mm
7  ASNA2314-6-14  (0.389in.)  (0.390in.)  4  A5461255320000  12  8  NAS1726-6E
9.90mm  9.93mm
ASNA2314-6-16  (0.389in.)  (0.390in.)
NAS1153E3  4.81mm  (0.189in.) (0.191in.)  4.85mm  5  4  A5461255520000
10  2  NAS1154-14  (0.248in.)  6.32mm  (0.250in.)  6.35mm  11  2  NAS1726-4E
RIVET
13  16  NSA5414-36-20  (0.144in.)  3.68mm  (0.146in.)  3.73mm
D_SB_546021_5_AAXX_02_00
Figure 1, Sheet 2
Config. 01: Removal of Fasteners and Installation of Doublers at Rib 8 for GE fitted aircraft.
DATE : Aug 11/93  SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08  Page : 16
Printed in France © AIRBUS 2008 All rights reserved

### Page 23 (OCR)

© A300-600
SERVICE BULLETIN
RIB8
B -  (13)
RIB8  (13)
(9) 9
(13)
(13)  13
13
1 LEFT
2 RIGHT
(6)
(11) 11
(6)
(11) 1
10
11
8
(12) 12
(8) 8
(12) 12
EXISTING HOLE  RIGHT NACELLE SHOWN
LEFT NACELLE SYMMETRICAL
• NEW HOLE
D_SB_546021_5_ABXX_01_00
Figure 2, Sheet 1
Config. 02: Removal of Fasteners and Installation of Doublers at Rib 8 for PW fitted aircraft.
DATE : Aug 11/93  SERVICE BULLETIN No. : А300-54-6021
REVISION No. : 02 - May 21/08  Page : 17
Printed in France © AIRBUS 2008 All rights reserved

### Page 24 (OCR)

© A300-600
SERVICE BULLETIN
_5
A-A  C-C
- I.
B-B
FINAL REAMING
ITEM  QTY  BOLT  ITEM  QTY  WASHER  ITEM  QTY  NUT
MINI  MAXI
6  6  ASNA2314-4-13  (0.264in.)  6.72mm  (0.265in.)  6.75mm  6  A5461255420000  11  6  NAS1726-4E
ASNA2314-6-16  (0.389in.)  9.90mm  (0.390in.)  9.93mm  4  A5461255320000  12  NAS1726-6E
9  4  NAS1153E3  (0.189in.)  4.81mm  (0.191 in.)  4.85mm  5  4  A5461255520000
6.32mm  6.35mm
10  2  NAS1154-14  (0.248in.)  (0.250in.)  11  2  NAS1726-4E
RIVET
3.68mm  3.73mm
13  16  NSA5414-36-20  (0.144in.)  (0.146in.)
D_SB_546021_5_ABXX_02_00
Figure 2, Sheet 2
Config. 02: Removal of Fasteners and Installation of Doublers at Rib 8 for PW fitted aircraft.
DATE: Aug 11/93  SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08  Page : 18
Printed in France © AIRBUS 2008 All rights reserved

### Page 25 (OCR)

• A300-600
SERVICE BULLETIN
RIB8
B -  (13)
RIB8  (13)
(9) 9
(13)
(13)  13  c -  13
1 LEFT
2 RIGHT
(6)
(11) 11
10
11
8
B  (12) 12
(7) 7  =
(12) 12
EXISTING HOLE  LEFT NACELLE SHOWN
RIGHT NACELLE SYMMETRICAL
• NEW HOLE
D_SB_546021_5_ACXX_01_01
Figure 3, Sheet 1
Config. 03 : Removal of Fasteners and Installation of Doublers at Rib 8 for GE fitted aircraft on which
RH pylon is already modified.
DATE : Aug 11/93  SERVICE BULLETIN No. : А300-54-6021
REVISION No. : 02 - May 21/08  Page : 19
Printed in France © AIRBUS 2008 All rights reserved

### Page 26 (OCR)

© A300-600
SERVICE BULLETIN
_5
A-A  C-C
- I.
B-B
FINAL REAMING
ITEM  QTY  BOLT  ITEM  QTY  WASHER  ITEM  QTY  NUT
MINI  MAXI
6.72mm  6.75mm
ASNA2314-4-13  (0.264in.)  (0.265in.)  6  A5461255420000  11  6  NAS1726-4E
9.90mm  9.93mm
7  ASNA2314-6-14  (0.389in.)  (0.390in.)  4  8  A5461255320000  12  8  NAS1726-6E
ASNA2314-6-16  (0.389in.)  9.90mm  (0.390in.)  9.93mm
NAS1153E3  4.81mm  (0.189in.) (0.191in.)  4.85mm  5  4  A5461255520000
10  2  NAS1154-14  (0.248in.)  6.32mm  (0.250in.)  6.35mm  11  2  NAS1726-4E
RIVET
13  16  NSA5414-36-20  (0.144in.)  3.68mm  (0.146in.)  3.73mm
D_SB_546021_5_ACXX_02_00
Figure 3, Sheet 2
Config. 03 : Removal of Fasteners and Installation of Doublers at Rib 8 for GE fitted aircraft on which
RH pylon is already modified.
DATE: Aug 11/93  SERVICE BULLETIN No. : А300-54-6021
REVISION No. : 02 - May 21/08  Page : 20
Printed in France © AIRBUS 2008 All rights reserved

### Page 27

A300-600A300-600
SERVICE BULLETIN
REPORTING SHEET
TITLE : NACELLES/PYLONS - PANELS IN THE UPPER CORNER A T RIB 8 - ADD A DOUBLER.
MODIFICA TION No. : 10431S20462
Please complete the appropriate item (A or B):
A - SB W ILL BE embodied .................................................................. YES/NO (if NO please comment)
If YES, aircraft concerned (as per SB effectivity by default) and planned dates (month/year) of embodiement:
.............................................................................................................................................................................
.............................................................................................................................................................................
B - SB H AS BEEN embodied on aircraft: ............................................................................................................
.............................................................................................................................................................................
.............................................................................................................................................................................
Operator comments:.............................................................................................................. ..............................
.............................................................................................................................................................................
.............................................................................................................................................................................
From Airline: ........................................................................................................................................................
Name/Title: ..........................................................................................................................................................
Signature:..................... Date: .....................................................
If operational documentation is affected (see Paragraph 1.K of this SB): If information is needed prior to next
normal revision or prior to SB embodiment, please indicate required service(s):
Either : Advance data................................................................................... YES/NO
Or : Intermediate/T emporary revision ..................................................... YES/NO
Important Information: This SB will only be incorporated in your maintenance and operational documentation
if this sheet is returned to Airbus and signed by a duly authorised representative. With the next feasible
revision, this will result in
- updating of maintenance documentation to show pre and post SB data.
- updating of maintenance and operational documentation to show post SB data
after embodiment.
If this SB requires previous or simultaneous accomplishment of other SBs, Airbus shall automatically include
them in the manual revisions. Refer to SIL 00-037 for detailed information.
Please return this completed sheet to:
AIRBUS
CUSTOMER SERVICES DIRECTORA TE
1 Rond Point Maurice Bellonte
31707 BLAGNAC CEDEX FRANCE
Attn: SEDCC1 T echnical Data and Documentation Services
FAX: (+33) 5 61 93 28 06
e-mail: sb.reporting@airbus.com
Or via your Resident Customer Support Office.
Alternatively, SB lists via letters or fax are also accepted.
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 1 of 1
Printed in France © AIRBUS 2008 All rights reserved

### Page 28

A300-600A300-600
SERVICE BULLETIN
REPORTING QUALITY
TITLE : NACELLES/PYLONS - PANELS IN THE UPPER CORNER A T RIB 8 - ADD A DOUBLER.
MODIFICA TION No. : 10431S20462
Use this form to tell us what is your perception of the quality of this Service Bulletin.The reported data that you
provide us will be used to analyse areas of difficulties and to take corrective action to futher improve the quality
of our Service Bulletins.
We thank you for the time you have taken in completing this form.
(Please rate on a scale of 1 to 4, with 4 being the highest score)
-Quality rating of this SB 4 3 2 1
-Quality rating of the Accomplishment Instructions 4 3 2 1
-Quality rating of the Illustrations 4 3 2 1
-Is this SB easy to understand ? Y / N
If you have had difficulties in the accomplishment of this SB please quote below the area(s) and give a short
description of the issue.
Planning Material Instructions
X Effectivity X Kit Content X Preparation
X Reason X List of Materials X Mod/Inspection
X Manpower Operator Supplied X T est
X References X Re-identification X Close-up
X Publication X T ooling X Illustrations
Comments :
Operator : Date:
Name/Title :
Please return this form to:
AIRBUS
CUSTOMER SERVICES DIRECTORA TE
1 Rond Point Maurice Bellonte
31707 BLAGNAC CEDEX FRANCE
Attn: SEMB Service Bulletins Management
FAX: (+33) 5 61 93 42 51
Or via your Resident Customer Support Office.
DA TE : Aug 11/93 SERVICE BULLETIN No. : A300-54-6021
REVISION No. : 02 - May 21/08 Page : 1 of 1
Printed in France © AIRBUS 2008 All rights reserved

---
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