# e
C F6-80 C2 Al<rt 

## S'"'" Boll<li" No 73- A0224 ROJ
Revised : 08/ 0 I/200 I I ss ued: 05 / 2411995 SB 73-A0224 R03 ENGINE FUEL AND CONTROL- Flowmeter to IDG Cooler Fue l Tube 

# e CF6-80C2 ALERT SERVICE BULLETIN

- 73- A0224 ROJ SB 73-A0224 R03 ENGINE FUEL AND C NTROLF L OWMETER TO IDG COOLER FUEL TUBE

GE PROPRJET ARY INFORMATION R evised: 08 /01 /2 001 Issue d : 05 /24 / 1995

The information co ntain ed in this publication is GE prop ri e t ary information and i s disc losed in con fi dence. I t is the property o fGE and sha ll no t be u se d , disclo se d to o th e r s or reproduced w itho ut the express written consen t of GE , in c lud ing, but wit hou t li mitation, it is not to be used in th e creation, m anufac t ure, development , or derivati o n of any repairs, modific at io ns , spare parts, desi g n s. o r configuration changes or t o obtain FAA or any other gove rnm e nt or regul atory approva l to d o so. If consent i s give n for reproduc ti o n in who le or in p art, this notice and the notice set f orth o n thi s media s hall appear in an y suc h reprod ucti o n in whol e or in part. Thi s technical data is cons idered ! TA R and /or EAR contro ll ed pursuant to 22 CFR P art 120 -1 30 and 15 C FR Part s 7 3 0-774 re s pec tiv e ly. Transfer o f thi s data by any m ea n s to a Non-U.S. Perso n , w hethe r in the United States or abroad, without the pro per U .S. Government auth orizat ion (e.g. , License, exe mption, NLR , etc.), i s stric tl y p r ohib it ed. A ll tec hnical documentation and inf ormat i on co nt ained herei n, w i th respect to assemb ly and disassembly, cleaning, in s pect ion meth ods and limits, r e pair meth ods and limits , ope rational limit s, lif e li mits an d the l ike , have b ee n developed and app rove d for use with e n gines and parts that have been manufactured and/ or approved by GE and that have been maintained in accorda nce w ith GE tec hni ca l doc um e ntatio n and recommendat io n s. GE ha s no co ntractua l or lega l o bli gat i o n for, nor kn ow ledge of, no n- G E-approved parts and repairs. Accordingly, this documentation is not intend ed to app ly to non-GE-approved part s and repairs
. Copyri g ht (200 I) Gene r a l El ectric Co mpany , U.S.A.

TRANSM I TI A L I NFORMAT IO N CF6 -80 C2 Se rvice Bull e tin 73-A02 24 Revision 3This sec tion transmits R ev i s i

o n 3 to CF6-80C2 S/B 73-/\0224, da ted M ay 24 , 1995. Rev i s io n I was dated March 26, 1996. All pa ges we re not s upplied
. Re vis i on 2 was dated Jul y 9, 1997. All pages were s uppli ed. Thi s revis ion i s i ss ued to add a CAUTION to avoid potential hi g h pre ss ure fue l leaks when installing or replacing fuel fl ow m eter tubes. Engine s that have prev ious ly complied wit h this Serv ice Bulletin are not affected. T ech ni cal co nt ent of this Serv ice Bulletin is FAA approved. Thi s entire Service Bulletin has be en reformatted. The revis ion bars in the le ft margin identify changes. The revision bars are no t u sed to identi fy format or style changes. Thi s serv ice bull etin i s reissued in it s e ntirety. GEAE Distributi o n Code: 853 l. PLANNING INFORM ATION A. Effect ivity 

## * * * C F6-80 C2A I/ A 2/A3JA5/A 8 /A5 F / B 1 / B2/B4/ B6/ B I F / B 2 F / B4F / B 6F/B7F/D IF ( I ) Th e fl owmeter to lO G coole r fu e l tube 1321 M42GO I insta ll ed in CF6-80C2 e n gines o r stocked as spares i s aff ec ted.

### ~ ::y

### 0~ (2) T he fl ow m eter to lO G coole r fu e l tube 1 321 M42G04 wi ll be int r od uced in production on the e ng in es li sted be l ow:

### ~ 

### rJ t.v.l . 690-370 and hi g h er and 695

- 663 and hi g h e r . 703- 191 and hi g her, 704-250 a n d highe r, and 705-227 and hi gher. (3) The se se ri a l numbers are the best available data. B. Co ncurrent Require ment s Do thi s A l ert Se r vice Bulletin when you do 

### SIB 72-0625. C. Description A new flowmeter to lOG coo ler f u

e l tube wi th improved fou r-bo lt swive l retaining t ube fl anges i s ident i fied. D. Co mpli anceCategory 3 D

o at next s h op visit or when the flowmeter to l OG coo le r fu e l tu be i s d i sconnected for on - wi n g maintenance. This Program i s part of the GEAE Rel i abilit y Pro t ec tion Program and, as suc h , r e quires trackin g of the numb er of e ngines aff ected by , as well as the numb er of e n g ine s in comp li ance wit h , this Serv ic e Bulletin a t yo ur ope rati o n . NOTE: T hi s Service Bulletin i s offered t o improve the re l iabi li ty or performa nce of yo ur GE pro duct , or to prevent the occ urre nce of the eve n t or condition described in the Serv ice Bull e tin. If the operator e l ect s not to participate in the bulletin , that deci s ion wi ll be tak e n into cons id eration by GE in evaluating future produ ct performance i ssues that m ay arise in th e operator's fleet. NO T E: Th i s Service Bulletin can be done on-wing or in- s hop. E. Reason (I) Objective : M

ake the flowmete r t o lOG coo ler fue l tube more rel iabl e. T hi s c hange is p art of th e GEAE R el iabili ty Protection Program , th e purpose of w hi ch i s to red uce or eli min ate sig nifi ca nt e ngine -r e l

at

ed eve nt s. (2) Condition: Dur ing m aintena nce, a flang e on flowmeter to l OG coo l e r fuel tube 1321 M42GO I hung up on the tub e ferrul e so that it did n ot seat prope rl y. In s pection a nd a leak te s t did n ot detect a l eak but a l eak and fire occ urred during the first takeoff a nd climb. (3) Cause: The old flange can han g up on the ferrul e. (4) Improve m ent: The new flan ge i s chamf e r

ed and se lf-cente rin g t o avoid int e rf e r

e n ce tha t can ca u se the flange to hang up on the ferrule. (5) Substantiation: A graphical com puter m ode l and calculations ve ri fy that the interference i s eliminated. A s imil ar fl ange has been used o n s imilar ap pli ca ti o n s.F
. App r oval P a r ag r a ph 3., Acco mpli s hm e nt In s tructi ons, o f th is Al e rt Se r v i c e Bull e tin i s a pproved by t h e Ma n ager of t h e En gine Certi fi cat i o n Office, ANE- 140, by l ette r dated Ju l y 3 1 , 200 I , as a n a lternate m ethod of comp l ia n ce to par agra ph (a) ( I ) of A irworth in ess Direct i ve 2000-04-14. G
. M a np owe r After you get access to t h e fl owmeter to JOG coo ler fuel tube, you will n eed approximat e ly 0.5 ma n-h ours for eac h eng in e. H
. W e i g ht a nd B a l a n ce We i ght and balance a re not c hanged. I. Refere nces CF6-80C2 Engine Ma nu a l , GEK 9245 1 CF6-80C2A ( P MC) Se r ies Illu strated Parts Catalog ( !P C) , GE K 92452- 1 CF6-80C2A (F A D EC) Se ri es Ill u s trated Pa rts Ca ta l og ( I PC), GEK 92452

- 5 CF6

- 8 0 C2 B ( PM C) Se ri es Illu s trate d Parts Ca ta l o g (IP C), GEK 92452-2 CF6

- 80C2 0 ( FA DEC) Illu strated Pa rt s Cata l og ( I P C), GE K 92 45 2

- 3 C F 6

- 80C2B (FADEC) Se ri es Il lus tra t ed Pa rts Ca ta l og ( I PC), GEK 92452-4 C F 6-80C2 S / B 72-06 2 5, ENG I NE

- Accessory Ge a rbox Assemb ly- New Carbo n Sea l and Ri ng Assemb l y NOT E: T he re f e re n ce doc um e nt li sted be l ow is fo r th e e ng in e m a nu factu rer's inte rn a l use o n ly: GEAE in terna l u se o nl y: C I D: 34672 1 J
. Pu b li ca ti o n s A f fec ted CF6

- 80C2A ( P M C) Series Ill us tra ted Parts Ca talog (I PC) , GEK 92452 -1 , 73

- 00

- 00 CF6-80C2A ( FA D EC) Seri es Ill ustra ted Parts Ca ta l og ( IPC), G EK 92452

- 5 , 7 3

- 00

- 00 CF6- 80 C 2B ( PM C) Se rie s Illu s tra te d P a rts Cata l o g (I P C), GE K 924 52-2, 7 3 -00

- 00 CF6-80C2 D (FA D EC) Illu st r ated P arts Cata l og (I P C) , GE K 92 45 2

- 3, 73

- 00

- 00 CF6

- 80C2 B ( F ADEC) Se r ies Il lustr ated Parts Cata l og ( I PC), GE K 92452-4, 73

- 00-00 K
. Interc ha ng e ab ili ty T h e o l d a nd n ew tubes a re interchangeab le. However, to red u ce the possib ili ty o f fue l leaks , re pl ace the old tubes with t h e new tubes. 2. MATER IAL I NF OR MAT IO N A
. M ateria l- P rice and Ava il ab i l i ty(I) Parts necessary to do thi s Service Bulletin: Parts Necessary Qty / Part Numb er Eng Part Name .1221 P 2 17 (I) Packing

- Prefo rmed J 2 19P05 (I) Gasket- Seal 1321 M42Ci04 (I) Tube , Fuel- Fl owmeter t o JOG Co o l e r OTE: Prices can change.

(2) Future spare parts: None. (3) Consumables: Description Lead Pkg Time Unit Price($) Qty Days 2.05 (25) 30 19.00(10) 30 531.00(1) 30 

# I Code Number C02 -019 Oil , Engine Lubricating (GE Spec
. DSOTF I ) B. In dustry Support Information GE Aircraft Eng in es is offerin g a 50 percent up front discount for purchase orders submitted befor e December 31 , 1997. Refer to paragraph 2 .A. , Material- Price and Availability, for details. T o get material a ll owances , follow this recommended comp li ance and applicable in s tructions. GE Aircraft Engines will supp ly the parts. Refer to paragrap h 2.A., Material- Pric e and Availabi li ty. Send a charg e purchase order (The Purchase Order must include the li st of parts and th e numb er of this Alert Se r v ice Bulletin) to: A

ITN: Manage r, C u stome r Account Support, Room 115 GE Aircraft Engines Comme rcial Pro duct Support Department I I I Merchant S treet Cinc innati , OH 45246 USA C. Config uration Chart Configurat i o n C hart Qty/ New Part Numb er Eng Part Name Old Part Numbe r / IPC Location C h g/ Qty/ Op Sp rt Eng Code CodeOld Chg/ Qty/ Part N um ber/ Qty/ Op Sprt New Part Number E n g Part Name IPC Location Eng Code Code (PRODUCTION OR FIE LD) 9255M28GO I/G02/ 

### (X) Accessory Drive 925 5 M28GO I /G02/ 

### (X) RM -IG03/G04/G05/G06/ Assy G03/G04/G05/G06/ G07 /G 08 /G09 CF6-80C2A I I A21 G07 /G08/G09 A3/ AS/ A8/8 I/82/ 84/86 9255M79GO I /G02 

### (X) Accessory Drive 9255M79GO I/G02 

### (X) RM
- 1- /G03 Assy /G 03 CF6- 80C28 I F /82FI 84F/86F/87F/ DIF /A5F 132 1 M42G04 (I) Tub e, Fuel

- 132 1 M42GOI ( I ) RE 5/A Flowmeter to IDG 73-00-00-05- Cooler 080 (PMC)73-00-00- 07-035 (FADEC) Change Codes 5 =Q ualifi ed i nterchangeabil i ty- Refer to paragraph I
. K. , Int e rchangeabilit y . Spare Part s Support Code A = Old part s wi ll no l onger be supp lied. Operation Co des RM =Remains RE =R eplace D. Part s Dispos iti on Discar d old parts. E. Too ling- Price and Avai labi lity Non e . 3. ACCOMPLIS H MENT INSTRUCTIONS A. Genera l WARNING: DO NOT USE AVIAT IO N TURBI N E FUEL (JET FUEL ) NEAR FLAMES OR HEAT , BECAUSE THIS FUEL IS VERY FLAMMAB L E. DO NOT LET THE FU EL STAY ON YOUR BODY OR CLOTHES. THIS FUEL IS DA NGE ROUS TO YOUR SKIN AND EYES
. DO NOT 8REA THE THE FUMES RELEASEDFROM TH IS FUEL. MAKE SU RE YOU HAVE A GOOD FLOW OF AIR. TH ESE FUMES ARE DANGEROUS TO YOUR LUNGS, CAN GIVE YOU A HEADACHE, AND CAN MAKE YOU SICK. CAU TION: WHEN INSTALLING OR REPLACING THE FUEL FLOWMETER TUBES OR REPLACING THE SEAL GASKET (J219P05) THE FOLLOWING PRECAUTIONS MUST BE TAKEN TO PREVENT POTENT I A L HIGH PRESSURE FUEL LEAKS: ( I ) Use a s uit ab l e conta iner to catch fuel. (2) R e move th e flowmeter to lOG cooler fuel tube 1 321 M42GO I. (3) C lean flan ges to make sure no debris i s present. ( 4) In spect sea l gas ket bef ore in sta ll atio n to make sure no ni cks or tears are on the 0- ring sea l. (5) Li g htl y lubricate seals w ith engine o il C02-0 19
. (6) Replace with new preformed packing .1221 P217 and new seal gasket J219P05, and install the new tube 1 32 1 M42G04. (7) Install all fasteners to a finger tight condition. (8) Center four bolt swivel flan ge around tube end ferrule. (9) T orq ue the flange bolts to 55-70 lb in
. (6.2-7 .9 N.m) in a diagonal pattern to ensure proper seat in g o f the gasket. (I 0) Do an idl e leak c heck. Refer to the A irc raft Maintenance Manual , Chapter 7 1-00- 00.

# 0 FORWARD FU EL FLOWt.iETER 

# \

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Fl ow m eter to IDG Cool e r Fu el Tube Fi gu re I FLOWMEiER TO lOG COOLER FUEL T UBE O

LD : 1321M42G01 NEW : 1321M42G04

11 20770o00

GE PROPRI E T ARY I NFO RM ATION- S ubj ect to th e re st ri c tion s o n the media
.Date Printed: {cd} GE PROPRIETARY IN FORMATION· Not to be u sed. disclosed to others or reproduced without the express written consent ofGE. Technical data is considered IT

AR and/or EAR cont rolled; transfer of this data to a Non-US Person, without USG authorization. i s strictly prohibited. { Page}