Service Bulletin No. A33/34-32-283 Page 1 of 10 CAGE: K0654 Cheltenham Road, Gloucester, GL2 9QH, England Telephone: +44 (0) 1452 712424 Fax: +44 (0) 1452 713821 

# SERVICE BULLETIN Messier-Dowty Ltd



### © MESSIER-BUGATTI-DOWTY 2012 (AND SU BSEQUENT REVISION PAGE DATES) This document and all information contained herein is the sole property of Messier-Bugatti-Dowty. No intellectual property righ ts are granted by the delivery of this document or the disclosure of its content. This document shall not be reproduced to a third party without the express written consent of Messier-Bugatti-Dowty. Safran and Messier-Bugatti names are marks owned respectively bySafran and Messier-Bugatti-Dowty companies. The mark Dowty is used under licence. LANDING GEAR - MAIN LANDING GEAR - BOGI E AND DRESSINGS - INTRODUCTION OF A NEW BOGIE AND DRESSINGS WITH A NEW TWO COAT PAINT PROCEDURE 1. Planning Information A. Effectivity Aircraft affected: AIRBUS A330 and A340 Enhanced Unit affected: Main Landing Gear Complete which includes: Bogie and Dressings which includes: Bogie Assembly Part/Type Nos.: 10-210101 Series (Main Landing Gear Complete LH) 10-210201 Series (Main Landing Gear Complete RH) which includes: 10-211501 Series (Bogie and Dressings) which includes: 10-211701 Series (Bogie Assembly) B. Concurrent Requirements (1) None. C. Reason (1) Fracture of a bogie beam has occured in-service due to corrosion in the bore. Investigation showed thin paint coats and paint deterioration. D. Description (1) Messier-Dowty Limited tells operators that a new bogie and dressings is introduced. The new bogie and dressings has: - a new two coat paint procedure applied - the bogie beam protective treatments chec ked for thickness after they are applied - a new protective treatment Ardrox AV100D applied to the bore of the bogie beam after paint - a new part number bogie beam, bogie beam subassembly and bogie beam, axle and spacer subassembly. The new part numbers will show that the two coat paint procedure and Ardrox AV100D are applied and the protective treatments checked for thickness.

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# SERVICE BULLETIN Messier-Dowty Ltd

(2) Messier-Dowty Limited recommend that yo u do this Service Bulletin on main landing gears on which: - the strike number 2 has not been canc elled on the bogie and dressings nameplate and looks like this . (3) Messier-Dowty Limited tells you that new m anufacture will include this Service Bulletin on main landing gears on which: - the strike number 2 has been cancel led on the bogie and dressings nameplate and looks like this - the part number of the new main landing gear complete starts 10-210101-004 LH and 10-210201-004 RH - the part number of the new bogie and dressings starts 10-211501-001. (4) Messier-Dowty Limited tells operators to re-identify, in-service, bogie beams that by records have had the correct protective treatments applied and checked at new manufacture. (a) Appendix A of this Service Bulletin has the serial numbers of the bogie beams which have had the correct protective treatments applied. NOTE: If you have a bogie beam which has a serial number shown in the table in Appendix A, you must re-identify the bogie beam, the bogie assembly and the bogie beam, axle and spacer subassembly: refer to Para 3.A. of this Service Bulletin. E. Compliance (1) Recommended (a) At next overhaul. (2) Refer to Airbus Service Bulletins A330-32-3237 and A340-32-4279. F. Approval (1) The technical content of this Service Bulletin has been approved under the authority of the EASA Design Organisation A pproval No. EASA.21J.031. G. Manpower (1) Messier-Dowty Limited make an estimate th at it will take approximately 3 man-hours to identify each bogie beam with a new part number: refer to Para 3.A. (2) Messier-Dowty Limited tells you no moreman hours are necessary when you do this Service Bulletin at overhaul or shop visit. NOTE: It is assumed that the equipment has been placed in a maintenance status. The man-hour estimates do not include preparation, close out or administrative functions. H. Weight and Balance (1) None. 2

2

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# SERVICE BULLETIN Messier-Dowty Ltd

I. References (1) Messier-Dowty Limited Component Maintenance Manual 32-12-60. (2) Messier-Dowty Limited Component Maintenance Manual 32-12-63. (3) Messier-Dowty Limited Component Maintenance Manual 32-12-64. (4) Messier-Dowty Limited Modifica tion Form No. MAF1-0002-0149, issue 3. (5) Messier-Dowty Standard Practices Manual 20-00-10. (6) Airbus Service Bulletin A330-32-3237 and A340-32-4279. (7) Airbus Modification No. 58896. (8) Airbus Airworthiness Limitation Section Part 1. (9) Aircraft Maintenance Manual. NOTE: This Service Bulletin is subject of aircraft modification No. 58896 and is covered by aircraft Service Bulletins A330-32-3237 and A340-32-4279. When you do this Service Bulletin the modified equipment can not be installed on the aircraft type unless the related aircraft modification and, if applicable, its aircraft Service Bulletin are approved. J. Other Publications Affected (1) Messier-Dowty Limited Component Maintenance Manual 32-12-60. (2) Messier-Dowty Limited Component Maintenance Manual 32-12-63. (3) Messier-Dowty Limited Component Maintenance Manual 32-12-64. 2. Material Information A. Material - Price and Availability (1) The prices shown in this material section are valid for the calendar year, ending December 31st 2012. Refer to the Messier-Dowty Spare Parts Price Catalog for subsequent year prices or contact your regional Messier-Dowty Technical Assistance and Spares Support Center (TASSC) for the latest price and availability information. B. Material Necessary For Each Unit The I/D codes below give information which help you to understand the instruction/disposition. I/D Code Instruction/information A New part B Part that can be obtained from the old one C Expendable part D Old part to be discarded E Part of new design valid for new manufacture F Part number change only

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# SERVICE BULLETIN Messier-Dowty Ltd

Interchangeability codes (IC) given below show bas ic information to help you understand the interchangeability of parts. For full explanation of interchangeability codes, please refer to the latest edition of ATA specification 2000. IC Instruction/information 01 One-way interchangeable 02 Two-way interchangeable 03 Not interchangeable 04 Interchangeable as a set 05 Qualified Interchangeability The table that follows tells operators of the items that are necessary to do this Service Bulletin. It does not include tools or materials that are referred to in the Component Maintenance Manuals.

C. Tooling (1) None. New Part No. Qty. Per Unit Keyword Old Part No. Instructions/ Disposition IC New Part Price ($US) 10-210101-004 1 Main Landing Gear Complete LH 10-210101-003 (F) 01 -

OR 10-210201-004 1 Main Landing Gear Complete RH which includes: 10-210201-003 (F) 01 -

10-211501-001 1 .Bogie and Dressings which includes: 10-211501-000 (F) 01 - 10-211701-001 1 ..Bogie Assembly which includes: 10-211701-000 (F) 01 - 30-2117004-01 1 ...Bogie Beam, Axle and Spacer Subassembly which includes: 30-2117004-00 (F) 01 -

30-2117002-01 1 ....Bogie Beam Subassembly which includes: 30-2117002-00 (F) 01 -

50-2117002-01 1 .....Bogie Beam 50-2117002-00 (B) 01 - NOTE: For IC code also refer to Airbus Service Bulletins A330-32-3237 and A340-32-4279.

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# SERVICE BULLETIN Messier-Dowty Ltd

3. Accomplishment Instructions The figure/item numbers in parentheses in the textagree with those that are in the illustrated parts list. Only the primary figure/item numbers are used. The Process Specifications (M-DLPS, M-DLNDT and PCS) are in the Standard Practices Manual. A. Procedure to re-identify the bogie beam with a new part number, that by records have had the correct protective treatments applied and checked at new manufacture (refer to the Aircraft Maintenance Manual and CMM 32-12-64) (1) Refer to Appendix A. Check the table in Appendix A for the serial numbers of the bogie beams which, by records, have had the co rrect protective treatments applied and checked at new manufacture. If a bogie beam serial number is shown in the table in Appendix A: NOTE: If a bogie beam serial number is not shown in the table in Appendix A: refer to Para 3.B. (a) Make sure the aircraft is in a safe condition: refer to the Aircraft Maintenance Manual. (b) Remove the protective treatments from the bogie beam adjacent to the part number: refer to PCS-2700. (c) Identify the bogie beam (3-190) by chan ge of part number as follows: refer to PCS-6000-05. New Part Number Old Part Number 50-2117002-01 50-2117002-00 (d) Repair the protective treatment on top of the new part number: refer to PCS-2141 and PCS-2500. (e) Identify the bogie beam subassembly (3-30)by change of part number as follows: refer to PCS-6000-07. New Part Number Old Part Number 30-2117002-01 30-2117002-00 (f) Identify the bogie beam, axle and spacer subassembly (2-190) by change of part number as follows: refer to PCS-6000-07. New Part Number Old Part Number 30-2117004-01 30-2117004-00 (2) Continue at Para 3.C. Identification. B. Procedure at overhaul (refer to CMM 32-12-64 and Figures 1 to 2 of this Service Bulletin). At the applicable step: (1) Check that you have the correct thicknes s of cadmium plate. Measure at each point (points 1 to 10), with a permascope, five times and take the average measurement: refer to Figure 1 and 2 for the location of the measuring points.

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# SERVICE BULLETIN Messier-Dowty Ltd

(a) The thickness of cadmium plate to be between 0,010 and 0,020 mm (0.0004 and 0.0008 in). NOTE: If the measurement is below that given above, the bogie beam must be cadmium plated again: refer to REPAIR and PCS-2100. (2) Identify the bogie beam (3-190) by change of part number as follows: refer to PCS-6000-05. New Part Number Old Part Number 50-2117002-01 50-2117002-00 (3) Repair the protective treatment on top of the new part number: refer to PCS-2141 or PCS-2100. (4) Primer paint the bogie beam 50-2117002-01: refer to REPAIR and PCS-2500. (5) Check that you have the correct thicknes s of primer paint. Measure at each point (points 1 to 10), with a permascope, five times and take the average measurement: refer to Figure 1 and 2 for the location of the measuring points. (a) The thickness of primer paint in the bore of the bogie beam (points 1 to 8) to be 0,040 to 0,050 mm (0.0016 to 0.0020 in) dry film thickness. (b) The thickness of primer paint on the outside of the bogie beam (points 9 and 10) to be 0,020 to 0,025 mm (0.0008 to 0.0010 in) dry film thickness. NOTE: The thickness measurement of the primer paint must not include the cadmium plate thickness. The average thickness at Para 3.B.(1)(a) at points 1 to 10 must be subtracted from the thickness at Para 3.B.(5)(a) and (b). NOTE: If the measurement is below that given in Para 3.B.(5)(a) and (b) the bogie beam must be primer painted again: refer to REPAIR and PCS-2500. (6) Install the bushes in the bogie beam 50-2117002-01: refer to ASSEMBLY. (7) Top coat paint the bogie beam subassembly (3-30): refer to REPAIR, PCS-2500 and PCS-7204. (8) Check that you have the correct thickness of top coat paint. Measure at each point (points 1 to 10), with a permascope, five times and take the average measurement: refer to Figure 1 and 2 for the location of the measuring points. (a) The thickness of top coat paint to be 0,040 to 0,050 mm (0.0016 to 0.0020 in) dry film thickness. NOTE: The thickness measurement of the top coat paint must not include the cadmium plate or primer paint thicknesses. The average thickness at Para 3.B.(1)(a) at points 1 to 10 plus the average thicknesses taken at Para 3.B.(5)(a) and (b) at points 1 to 10 must be subtracted from the thickness at Para 3.B.(8)(a). NOTE: If the measurement is below that given in Para 3.B.(8)(a), the bogie beam subassembly must be painted again: refer to REPAIR and PCS-2500.

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# SERVICE BULLETIN Messier-Dowty Ltd

(9) Calculate the total thickness of protecti ve treatments applied (ie: cadmium plate plus primer paint plus top coat paint). Measure the depth of protective treatments with a permascope to make sure the total depth is correct. (10) Apply Ardrox AV100D to the bore of the bogie beam subassembly (3-30): refer to PCS-2800. (11) Identify the bogie beam subassembly (3-30) by change of part number as follows: refer to PCS-6000-07. New Part Number Old Part Number 30-2117002-01 30-2117002-00 (12) Install the axles in the bogie beam subassembly 30-2117002-01 and install the spacers on the axles: refer to ASSEMBLY. (13) Identify the bogie beam, axle and spacer subassembly (2-190) by change of part number as follows: refer to PCS-6000-07. New Part Number Old Part Number 30-2117004-01 30-2117004-00 (14) Continue with the assembly of the bogi e assembly: refer to ASSEMBLY in the CMM. C. Identification NOTE: When it is necessary to replace the identification nameplate identify the replacement nameplate with all the applicable data. (1) After you have done this Service Bulletin: - cancel the related strike number 2 on the bogie and dressings nameplate, refer to M-DLPS1006-5 and cancel like this - write the Service Bulletin number A33/34-32-283 in the applicable aircraft and landing gear records. 2

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# SERVICE BULLETIN Messier-Dowty Ltd

Bogie Beam - Measurement Points Figure 1 A340A5239-1 

## A A

80,00 to 90,00mm (3.150 to 3.543in) 75,00 to 85,00mm (2.953 to 3.346in)

80,00 to 90,00mm (3.150 to 3.543in) 75,00 to 85,00mm (2.953 to 3.346in) POINT 9

POINT 10

POINTS 9 AND 10 ARE EXTERNAL MEASUREMENT POINTS 

## B

100,00mm (3.937in)

POINT 2

POINT 4



## C POINT 3 POINT 1

POINT 5 POINT 6 171,00mm (6.732in)
171,00mm (6.732in)

100,00mm (3.937in)



## B POINT 8 POINT 7

SECTION 

## A-A POINTS 1 TO 8 ARE INTERNAL MEASUREMENT POINTS SEE SHEET 2

POINTS 1 TO 8 ARE INTERNAL MEASUREMENT POINTS

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# SERVICE BULLETIN Messier-Dowty Ltd

Bogie Beam - Measurement Points Figure 2 A340A5240-1 SPOT FACES

PROBE DIAMETER 8,00 to 12,00mm (0.315 to 0.472in) TYPICAL ALL POINTS

SECTION 

## B-B W

POINT 1 POINT 2 DIAMETRICALLY OPPOSITE

POINT 3 POINT 4 DIAMETRICALLY OPPOSITE

POINT 5 POINT 6 DIAMETRICALLY OPPOSITE

POINT 7 POINT 8 DIAMETRICALLY OPPOSITE



## V Y SPOTFACES DETAIL

## C 11,00mm (0.433in)

POINTS 3 TO 6 RADIUS BLEND TANGENT POINT

SEE SHEET 1 TYPICAL POINTS 3 TO 6 INCLUSIVE
SEE SHEET 1 10,00mm (0.390in) DIA 

## X V-W

10,00mm (0.390in) DIA 

## Z V-W

10,00mm (0.390in) DIA 

## Z V-W

10,00mm (0.390in) DIA 

## Y V-W X

Z

POINTS 1 TO 8 ARE INTERNAL MEASUREMENT POINTS

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# SERVICE BULLETIN Messier-Dowty Ltd

4. Messier-Dowty and Messier Services Contacts A. Refer to the Messier-Dowty website (safranmbd. com) for the latest list of contact names, addresses and numbers. Original Equipment Manufacturers Messier-Dowty Inc. 574 Monarch Avenue Ajax, Ontario L1S 2G8 CANADA Tel : 905-683-3100 Fax : 905-683-6936 Messier-Dowty Limited Cheltenham Road Gloucester GL2 9QH ENGLAND Tel : +44(0)1452 712424 Fax : +44(0)1452 713821 Messier-Bugatti-Dowty Landing Gear & Systems Integration Division Inovel Parc Sud BP10 78140 Velizy - Villacoublay FRANCE Tel : +33 146 29 18 00 Fax : +33 146 29 8770 Technical Assistance and Spares Support Centers (TASSC) For AOG (commercial and technical): aogtassc@safranmbd.com For Europe - Africa - Middle East customers: eametassc@safranmbd.com Tel: +33 1 5521 2590 For Americas customers: americatassc@safranmbd.com Tel: +1 404 305 2626 For Asia-Pacific customers: asiatassc@safranmbd.com Tel: +65 6245 5688 Repair and Overhaul Facilities Messier Services R&O Facility 574 Monarch Avenue Ajax, Ontario L1S 2G8 CANADA Tel : 905-683-3100 Fax : 905-683-0378 Messier Services R&O Facility Meteor Business Park Cheltenham Road Gloucester GL2 9QL ENGLAND Tel : +44(0)1452 713111 Fax : +44(0)1452 716500 Messier Services R&O Facility 3, rue Antoine de St Exupery, BP110 67124 Molsheim Cedex FRANCE Tel : (33) 38838 9200 Fax : (33) 38838 9399 Messier Services (Asia) Pte. Ltd. R&O Facility 21 Loyang Crescent, Loyang Industrial Estate SINGAPORE 508985 Tel : (65) 6545 9455 Fax : (65) 6542 3936 Messier Services R&O Facility - Americas Av. La Noria Parque Industrial Querétaro Carretera QRO-SLP, Km. 28.5 Querétaro, QRO 76220 MEXICO Tel : +52 (442) 19 25 800 Fax :+52 (442) 19 25 801 HYDREP Aéroport de Dinard-Pleurtuit-Saint-Malo Bâtiment 20 BP90154 35801 DINARD Cedex FRANCE Tel : (33) 2 99 82 79 79 Fax : (33) 2 99 82 79 97

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# SERVICE BULLETIN Messier-Dowty Ltd



### © MESSIER-BUGATTI-DOWTY 2012 (AND SU BSEQUENT REVISION PAGE DATES) This document and all information contained herein is the sole property of Messier-Bugatti-Dowty. No intellectual property righ ts are granted by the delivery of this document or the disclosure of its content. This document shall not be reproduced to a third party without the express written consent of Messier-Bugatti-Dowty. Safran and Messier-Bugatti names are marks owned respectively bySafran and Messier-Bugatti-Dowty companies. The mark Dowty is used under licence. APPENDIX A LANDING GEAR - MAIN LANDING GEAR - BOGIE AND DRESSINGS - BOGIE BEAM - SERIAL NUMBER DATA 1. The tables that follow shows the serial numbers of the bogie beams 50-2117002-00 that have had the correct protective treatments applied and checked at new manufacture. Bogie Beam Serial No. Bogie Beam Serial No. B ogie Beam Serial No. Bogie Beam Serial No. 07MDG10904 07MDG10905 07MDG10906 07MDG10907 07MDG10909 07MDG10912 07MDG10913 07MDG10916 07MDG10917 07MDG10918 07MDG10920 07MDG12582 07MDG12583 07MDG12584 07MDG12585 07MDG12586 07MDG12589 07MDG12590 07MDG12591 07MDG12592 07MDG12593 07MDG12594 07MDG12595 07MDG12596 07MDG15298 07MDG15299 07MDG15300 07MDG15301 07MDG15302 07MDG15303 07MDG15304 07MDG15305 07MDG15306 07MDG15307 07MDG15422 07MDG15423 07MDG15424 07MDG15425 07MDG15426 07MDG16096 07MDG16097 07MDG16098 07MDG16099 07MDG16100 07MDG16101 07MDG16429 07MDG16430 07MDG16431 07MDG16432 07MDG16433 07MDG16434 07MDG16438 07MDG16468 07MDG16469 07MDG16470 07MDG16471 07MDG16472 07MDG16473 07MDG16474 07MDG16475 07MDG16476 07MDG16477 07MDG18792 07MDG18793 07MDG18794 07MDG18795 07MDG18796 07MDG18797 08MDG1054 08MDG1055 08MDG1056 08MDG1057 08MDG1058 08MDG1059 08MDG3114 08MDG3115 08MDG3116 08MDG3117 08MDG3118 08MDG3119

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08MDG3120 08MDG3121 08MDG3122 08MDG3123 08MDG3508 08MDG3509 08MDG3510 08MDG3511 08MDG3512 08MDG3513 08MDG3514 08MDG3515 08MDG3516 08MDG3517 08MDG3541 08MDG3542 08MDG3543 08MDG3544 08MDG3545 08MDG3546 08MDG3744 08MDG3745 08MDG3944 08MDG3945 08MDG3946 08MDG3947 08MDG3948 08MDG3949 08MDG3974 08MDG3975 08MDG5512 08MDG5513 08MDG5514 08MDG5515 08MDG5516 08MDG5517 08MDG5518 08MDG5519 08MDG5936 08MDG5937 08MDG5938 08MDG5939 08MDG7898 08MDG7899 08MDG7900 08MDG7901 08MDG7902 08MDG7903 08MDG7904 08MDG7905 08MDG7907 08MDG7908 08MDG9812 08MDG9813 08MDG9828 08MDG9829 08MDG9830 08MDG9831 08MDG9832 08MDG9833 08MDG9834 08MDG9835 08MDG9850 08MDG9851 08MDG9852 08MDG9853 08MDG9854 08MDG9855 08MDG9856 08MDG9857 08MDG9858 08MDG9859 08MDG9860 08MDG9861 08MDG9962 08MDG9963 08MDG9964 08MDG9965 08MDG9966 08MDG9967 08MDG9982 08MDG9983 08MDG9984 08MDG9985 08MDG11596 08MDG11597 08MDG11598 08MDG11599 08MDG11600 08MDG11601 08MDG14819 08MDG14820 08MDG14821 08MDG14822 08MDG14823 08MDG14969 08MDG14970 08MDG14971 08MDG14973 08MDG14974 08MDG14975 08MDG14976 08MDG14979 08MDG14980 09MDG2103 09MDG2104 08MDG12359 09MDG2100 08MDG14977 08MDG12355 09MDG2102 09MDG2105 08MDG12356 08MDG12358 09MDG2101 08MDG12357 Bogie Beam Serial No. Bogie Beam Serial No. B ogie Beam Serial No. Bogie Beam Serial No.

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# SERVICE BULLETIN Messier-Dowty Ltd

08MDG5966 08MDG14161 08MDG12361 08MDG12362 08MDG14166 08MDG14162 08MDG12360 08MDG14163

08SPP0001 08SPP0002 08SPP0003 08SPP0004 08SPP0005 08SPP0006 08SPP0007 08SPP0008 08SPP0009 08SPP0010 08SPP0011 08SPP0012 08SPP0013 08SPP0014 08SPP0015 08SPP0016 08SPP0017 08SPP0018 08SPP0019 08SPP0020 08SPP0021 08SPP0022 08SPP0023 08SPP0024 08SPP0025 08SPP0026 08SPP0027 08SPP0028 08SPP0029 08SPP0030 08SPP0031 08SPP0032 08SPP0033 08SPP0034 08SPP0035 08SPP0036 08SPP0037 08SPP0038 08SPP0039 08SPP0040 08SPP0041 08SPP0042 08SPP0043 08SPP0044 08SPP0045 08SPP0047 08SPP0048 08SPP0049 08SPP0050 08SPP0051 08SPP0052 08SPP0053 08SPP0054 08SPP0055 08SPP0056 08SPP0057 08SPP0058 08SPP0059 08SPP0060 08SPP0061 08SPP0062 08SPP0078 08SPP0079 08SPP0080 08SPP0081 08SPP0082 08SPP0083 - - -

07B0010X1995 08B0004X2015 08B0005X2019 08B0006X2085 08B0007X2087 08B0008X1993 08B0009X1994 08B0011X1996 08B0012X2153 08B0013X2154 08B0014X2155 08B0015X2173 08B0016X2054 08B0017X2170 08B0018X2169 08B0019X2088 08B0020X2028 08B0021X2029 08B0022X2030 08B0023X2031 08B0024X2053 08B0025X2247 08B0026X2248 08B0027X2249 Bogie Beam Serial No. Bogie Beam Serial No. B ogie Beam Serial No. Bogie Beam Serial No.

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08B0028X0026 08B0033X2309 08B0034X2270 08B0035X2276 08B0036X2277 08B0037X2256 08B0039X2295 08B0040X2308 08B0041X0002 08B0042X0003 08B0044X2315 08B0045X2317 08B0046X2318 08B0048X2342 08B0050X2338 08B0051X0014 08B0052X0007 08B0054X0005 08B0056X2395 08B0064X0018 08B0058X2405 08B0062X2419 08B0063X0015 08B0068X0028 08B0065X0019 08B0066X0020 08B0067X0021 08B0073X0042 08B0069X0008 08B0070X0029 08B0072X0031 09B0077X0079 09B0055X2345 09B0071X0030 09B0076X0059 08B0038X2294 09B0078X0084 08B0031X2224 08B0032X2227 09B0075X0058 08B0084X0123 09B0060X2407 09B0074X0065 09B0057X2396 09B0079X0088 09B0081X0071 – – Bogie Beam Serial No. Bogie Beam Serial No. B ogie Beam Serial No. Bogie Beam Serial No.

Jul 10/2012 (Revision 1)CAGE: K0654 Cheltenham Road, Gloucester, GL2 9QH, England Telephone: +44 (0) 1452 712424 Fax: +44 (0) 1452 713821 

# SERVICE BULLETIN Messier-Dowty Ltd



### © MESSIER-BUGATTI-DOWTY 2012 (AND SU BSEQUENT REVISION PAGE DATES) This document and all information contained herein is the sole property of Messier-Bugatti-Dowty. No intellectual property righ ts are granted by the delivery of this document or the disclosure of its content. This document shall not be reproduced to a third party without the express written consent of Messier-Bugatti-Dowty. Safran and Messier-Bugatti names are marks owned respectively bySafran and Messier-Bugatti-Dowty companies. The mark Dowty is used under licence. AIRBUS A330/A340 MAIN LANDING GEAR SERVICE BULLETIN A33/34-32-283 TRANSMITTAL LETTER FOR REVISION 1 DATE JUL 10/2012 1. REASON A. To update Manpower hours. B. To update serial numbers in Appendix A. 2. ACTION A. Remove and destroy existing pages 1 to 10 and substitute revised pages 1 to 10 dated Jul 10/2012. B. Appendix A. Remove and destroy existing pages 1 to 4 and substitute revised pages 1 to 4 dated Jul 10/2012. 3. PREVIOUS REVISION/ISSUE DETAILS Revision Status Date A. Initial Issue May 11/2010

# SERVICE BULLETIN Messier-Dowty Ltd