# @A310 ^. AIRBU S INDUSTRI E PRODUC TSUPPOR TDIRECTORAT E 1 RON DPOIN TMAURIC EBELLONT E 31707 BLA6NA C CEDE XFRANC ESERVIC EBULLETI N Te l (33) 61-93-33-33 SUMMAR Y Tele xAIRBU 530526 F Thi s summar yi s fo rinformatio n onl yand is notD.6.A.C
. approve d fo rmodificatio n o fth e aircraf t MODIFICATIO NNo : 7257H520 1 AT ASYSTEM : 57 TITLE : WING S - REINFORCEMEN TO FWIN GACCES S PANEL S REASO N To strengthe n th e tw o inboard typ e 2 1 SuperPlasti cForme d (SPF ) acces s panel s on eac h win g and thereb yimprov e thei rresistanc e t o penetratio n bytyr e debris . Thi s modificatio n is onlyapplicabl e t o A310 aircraf t equipped wit h typ e 2 1 acces s panel s and introduce s tw o newreinforce d acces s panel s (typ e 21R ) togethe rwit h matchin g clam p ring s t o eac h wing . Provisio n ofrecesse s in doorprofile , matchin g lobes in doorclam p ring, and filling an existin g clam p ring reces s i n ski n panel ensure s tha tonlytyp e 21R acces s panel s ca n be installe d a tth e inboard manholes . ACTIO N A teac h win g th e innerwin g tank is defuclled
. The acces s panel s ar e remove d fro m manhol e Nos 1 and 2 . Aclam p ring lobe reces s is fille d at eac h manhole . Newtype 21R acces s panels togethe rwit h matchin g clam p rings ar e installed . Electrica l bonding test s and Lea k test s ar e performed
. EFFECTIVIT Y 

### This modificatio nis applicabl e byService Bulleti no nA31 0 aircraf t MSN378 , 392 , 399 , 40 4 t o 49 9 inclusive . A31 0 aircraf t MSN50 0 andsubsequent are modifie dprio r to delivery . COMPLIANC E Optional . MANPOWER 

### Ki t No . A310-57-2033-A0 1 Manhour s : 8.5 0 Elapsedtim e (hours)( 2 fitters ) 5.5 0

7 DATE : JL1L15/B 9 SERVIC E BULLETIN REF:A310-57-203 3 REVISIO N NO: P———d.n^.nc . p ^ ^ ^ ^

# ®A310

SERVIC EBULLETI N SUMMAR Y

MATERIA LINFORMATIO N Ki t No. A310-57-2033-A01
/ . TwriQ "31 D &r - r> o c 1 c

- Da »->Q I e / . Tv/rm ^1 0 flatHi- t 0^ r^ n r* -» •i ^ p< r^ i «\ nwws , «j wiwit^.^.i.r ^ - ri ^ ^" - k.li \ \* « •Uni| ^ i

\ l l 1 ^ a •



## BEFORE

CLAMP RING



## AFTER

CLAM P RING

LOB ERECES S FILLE D 7DATE:3U L15/8 9 SERVIC E BULLETIN REF:A310-57-2U3 3 REVISIO N NO : Pr.n,. d i n Fr.nc . p ^ ^ 2 0^ 2<rr> 

# '^A310 AIRBUS INDUSTRIE PRODUC TSUPPOR TDIRECTORAT E 1 RON D POIN TMAURIC EBELLONT ESERVIC EBULLETI N 

### 31707 BLAGNA CCEDE XFRANC E Te l (33) 61-93-33-33 TELEX : AIRB U 530526 F MODIFICATIO N No: 7257H5201 AT ASYSTEM : 57 TITLE : WING S - REINFORCEMEN TO FWIN G ACCES S PANELS
. 1.PLANNING INFORMATIO N A.EFFECTIVIT Y (1) Aircraf tModel s : 310-203, 310-204, 310-222, 310-304, 310-322, 310-324 (2 ) Aircraf t 

### Customer andMSNQtyo f Kit s Fleet No . A310-57-203 3 A0 1 AFR051 45 4 1 AIC301-30 6 392 , 406 , 407 , 413 , 428 , 42 9 6 ANG00 1 37 8 1 AUA401-402 . 489 , 49 2 2 CCA02 1 41 9 1 CCA031, 03 2 435 , 44 0 2 CYP 48 6 1 DLH551-55 4 434 , 484 , 485 , 48 8 4 HLF401-40 4 427 , 430 , 468 , 48 7 4 KQA001 , 00 2 416 , 42 6 " 2 PAA811-82 5 439 , 442 , 449 , 450 , 451 , 452 , 15

453 , 455 , 456 , 457 , 458 , 467 , 494 , 498 , 49 9 RJA001-00 5 421 , 422 , 445 , 490 , 49 1 5 SAB45 1 43 7 1 SIA121-123 433 , 443 , 49 3 3 SOM00 1 47 3 1 SWR226-22 9 399 , 404 , 409 , 41 0 4 SWR251 41 2 1 7 DATE:3UL 15/8 9 SERVIC E BULLETINNo:A310-57-203 3 PilnfdI nFranc* 

### REVISIO NNo : _PAGE:1 o f 9

## ^A^IU

SERVIC E BULLETI N


### Customer andMSNQtyo f Kit s Fleet No . A310-57-203 3 A0 1 TAC001.002 415,424 2 TAP001-002 483, 495 2 THY021-025 476, 478, 480, 496, 497 5 UAE001.002 432, 436 2 WDA801-812 418 , 425 , 438, 441, 444, 446 1 2 447, 448, 472, 475, 481 , 482 XB001 431 1 Thi s modificatio n is embodied prio rt o deliver yo n A310 aircraf t MSN 500 an d subsequent. The above effectivit yis based on aircraf t modificatio n statu s at deliver y and subsequentAirbu s Servic e Bulletin accomplishmen treported t o Airbu s Industrie. 

### (3) Spares . Type 2 1 acces s panels A57350122002 togethe rwit h clam p ring s A57350117200 can be used atmanhole Nos 3, 4, 5 and 6. B.REASO N To strengthe n th e tw o inboard typ e 2 1 SuperPlasti cFormed (SPF ) acces s panels on eac h win g and thereb yimprove thei rresistanc e t o penetratio n by tyr e debris . Thi s modificatio n is onlyapplicabl e t o A310 aircraf tequippe d wit h typ e 2 1 acces s panel s and introduce s tw o newreinforce d acces s panel s (typ e 21R ) togethe rwit h matchin g clam p ring s to eac h wing . l Provisio n o frecesse s i n doorprofile , matchin g lobes i n doorclam p ring, and fillin g an existin g cl-amp ring reces s i n ski n panel ensure s tha tonly typ e 21 R acces s panel s ca n be installe d a tth e inboar d manholes .

DATE:3U L1?/8 9 SERVIC E BULLETI N No:A310-57-203 3 Printed I n Frinc* REVISIO NNo : •PAGE : 2

# @A310
SERVIC E BULLETI N C.DESCRIPTIO N Accomplishmen to fthi s Servic e Bulleti n consist s o f; - 

### AIRCRAF T Ki t No. A310-57-Z033-A01 . Al l aircraf t liste d in Par a 1.A.(2)
. Th e followin g operation s ar e common t o th e LH and RH wings . (1 ) Defuellin g inne rwin g tank . (2 ) Removin g typ e 21 acces s panel s fro m manhol e Nos 1 and 2. (3 ) Fillin g lobe reces s in win g botto m ski n wit h aerodynami cfiller
. (4 ) Installing newType 21 R Acces s Panel s togethe rwit h newClam p Rings . (5 ) Performin g Lea k test . D.APPROVA L Thi s Servic e Bulleti n is approve d byDirectio n Gcneral e de L'Aviatio n Civil e - FRANC E (D.6.A.C.)
. E.MANPOWE R Manhours peraircraf t Ki t No. A310-57-2033 A01 Job set-up 1.50 Modificatio n 4.00 Clos e u p and tes t 3.00 TOTA LMANHOURS 8.5 0 ELAPSE D TIME (HOURS)( 2 fitters ) 5.5 0 NOT E : Thi s Servic e Bulleti n assume s tha t th e aircraf t ha s been place d in a

maintenanc e status . Th e manhours/elapse d tim e estimate s do not includ e preparatio n fo rth e modification , non-productiv e elapse d tim e oradministrativ e functions , i THE MANHOUR ESTIMAT E DOE S NOTINCLUDE AERODYNAMI C FILLER CUR E TIMES
.

DATE:3U L15/8 0 SERVIC E BULLETIN No: A310-57-2033 REVISIO N NO: Printed i n Pr«nc» PAGE : 3

# ^A310
SERVIC E BULLETI N F.MATERIA L- COS T AN DAVAILABILIT Y (1 ) Operators wit haircraf t Liste dunder paragrap h1.A.(2 ) shouldsubmi t purchas e orders quoting thi s Servic e Bulleti nt o : AIRBU S INDUSTRIE SPARE S SUPPORT CENTE R WE GBEIMJAEGE R15 0 D200 0 HAMBUR G6 3 GERMAN Y (2 ) Cos t Ki t NO.A310-57-2033-A0 1 U,133.0 0 U.S . Dollar s (3 ) Availabilit y

. Kit s wil l be made availabl e 15 0 days after receipt o f order. NOTE : Sales terms (cos t andavailability ) are evaluatedwit hrespect t o economic conditions at the issue date o f thi s Service Bulletin . A discount o f ten(10 ) per cent wil l be accordedto al l orders received withi na periodo f 12 0 days fromthe origina l issue date o f thi s Service Bulletin . G.TOOLING- COST AND AVAILABILITY None . H.WEIGHT AND BALANC E None . I.REFERENCE S Aircraf t Maintenanc e Manua l (AMM ) 28-00-00 , 28-10-00 , 28-11-23 , 28-25-00 , 20-31-0 0 J.PUBLICATION S AFFECTE D Aircraf t Maintenanc e Manua l (AMM) 28-11-2 3 Illustrate dParts Catalo g (IPC ) 28-11-2 3 Structura l Repai r Manua l (SRM ) 57-20-1 6

DATE : 3U L1'5/B 0 SERVIC E BULLETI N N o .-A310-57-Z03 3 REVISIO N NO : Prinfd > " Fr.nc* PAGE : 4

# @A310
SERVIC E BULLETI N 2 . ACCOMPLISHMEN TINSTRUCTION S A.GENERA L WARNIN G : OBE YTHE SAFET YPRECAUTION S I N AIRCRAF TMAINTENANC E MANUA L

28-00-00 PAG E BLOC K301 AND 28-10-00 PAG E BLOC K301. MAK E SUR E TH E NECESSAR YFIRE-FIGHTIN G EQUIPMENTIS AVAILABLE . Use thes e instruction s -fo rth e Lef twin g and th e righ t wing . (1) Jo b set-up (a ) Refe rt o Aircraf tMaintenanc e Manual (AMM ) 28-25-0 0 Page BLoc k 501. Defue l th e innerwin g tank . B.MODIFICATIO N Ki t No. A310-57-2033-A01 : AL Laircraf t show n in para.1.A.(2)
. (1) Refe rt o AMM 28-11-23 Page BLoc k 401. Remov e and do not re-use th e Type 21 acces s paneL s and th e cLam p ring s fro m manhoLe s No.1 and No. 2 Retai n th e knitte d gasket s and th e bolt s fo rsubsequentinstaLLation . (2 ) Refe rt o Figur e 1 . (a ) FiL Lon e Lobe reces s a t manhoL e No. 1 and manhoL e No.2 a s show n using thi s method : -

- Remove aL Lcontaminatio n fro m th e Lobe reces s and cLea n thoroughL ywit h GenkLen e (Mat.No.11-004)
.

- Remove th e gLos s finis h fro m th e paint in th e Lobe reces s usin g ver yfin e grad e abrasiv e pads .

- Remov e aL Ldust wit h acLea n cLot h

- FiL Lth e Lobe reces s wit h Aerodynami cFiLLe rPR1436GB-1/ 2 (Mat.No.09-016)
. Use aspatuL a t o mak e th e shap e and mak e sur e ther e ar e n o ai rbubbLe s orhoLes .

- Mak e sur e th e aerodynami cfiLLe ri s smoot h and i s in Lin e wit h surfac e contour s a s shown .

- Make sur e fiLLe redge s hav e bonded t o meta Lsurface s afte r curing . NOTE : I f necessary , t o mak e th e surfac e o fth e cure d fiLLe rsmooth ,

ort o chang e it s shape , us e ashar p knif e orwe tand dr ypape r used wet . (b) AppL yEpoxid e Prime r(Mat.No.16-006) and PoLyurethan e Finis h (Mat.No.tb-018 ) a s protection . DATE : 3U L15/8 9 SERVIC E BULLETIN No:A310-57-2033 REVISIO N NO: Prtnfd i n Pr.nc . PAGE : 5

# @A310

SERVIC E BULLETI N C.CLOS E UP 

### (1 ) Refer t o AMM28-11-2 3 Page Bloc k401 . InstaL L newAcces s Panels Typ e 21RA573501740000 0 Item1 andnewCLam p Ring s A573501752000 0 Item2 . Use the knitte dgasket s andbolt s retaine di nop.B.d) . (2 ) Refer to AM M28-11-2 3 Page Block 501 . D o anelectrica l bondin g test. (3 ) Refe r t o AM M28-11-2 3 Page Block 401 . D o a Lea ktest ,

DATE : 3U LI'-' . 6 ° SERVIC E BULLETI N No : A310-57-203 3 REVISIO N NO : Prinfd I n Pr.nc* PAGE : 6

# ^ @A310 SERVIC E BULLETI N 801 IO M WIN G SKI N (REF )



### DETAIL 'A ' SHOWIN GMANHOL E APERTUR E

VIE WSHOWIN GUNDERSID E OF LH WING . RH WIN GSIMILA R BUT OPPOSITE. EDG E OF MANHOL E APERTUR E

FILLE RSECTIO NC-C WIN GSKIN SURFAC E

Modificatio n o fManhol e Aperture s

Figur e 1 DATE : ^Ll 1
- 15/ 8 9 SERVIC E BULLETIN No:A310-57-203 3 REVISIO N NO: Printe d i n Franc e PAGE : 7-d 

### DETAI L 'B 1 

### SHOWINGFILLIN G OF LOBE RECES S

# ©A310
SERVIC E BULLETIN 3. MATERIA LINFORMATION A.DAT ABASI S Quantit yspecifie d in B.(1)
. i s peraircraf t Liste d in para.1.A.(2 ) B.MATERIAL S (1) Part s required .

ITEMNEWPART QTYPERKIT DESCRIPTIONOLD PART INT REMARK S No . No . A310-57-203 3 No . A0 1 1 . A573501740000 0 4 Access Panel A5735012200 2 0 1 A 2 . A573501752000 0 4 Clam p Rin g A5735011720 0 0 3 A

Remark s A- Oldparts canbe returned t o store s fo r us e a s spares at manhol e No. s 3 , 4 , 5 and 6 . (2 ) Special tools required. None . (3 ) Material s required (Operator supplied)
DESCRIPTIO N REFERENCE S QT Y AMM 20-31-00 PR14366B-1/2 Materia l No. 09-016 A s require d Genklen e Materia l No. 11-004 A s require d Epoxide Primer' Materia l No. 16-00 6 A s require d Polyurethan e Finis h Materia l No. 16-01 8 A s require d C.PART S TO BE RE-IDENTIFIE D B YOPERATOR S None.

DATE : JUL15/8 9 SERVIC E BULLETIN No:A310-57-2033 REVISIO N NO: pnnfd i n Franc* PAGE : 9