Tag: group 12 service bulletins

Service-InformationM otorcycle ©BMW of N.A. Service Department Group: 12 Engine Electric March 1990 12 014 90 (2400) For USA Only Countershaft-type Starter – Valeo Technical Instruction for Flat-Twin Models Complaint: Causes: Remedies: Note: 1. Starter motor continues to run after start-up sequence and after ignition has been turned off. 2. Starter makes 11chatteri ng11 (usually when engine is cold). noises when engaging 1. If the engine’s wiring harness is laid incorrectly (on right-hand side between the frame and ignition coil), this can result in chafing and a short circuit to ground at tennina1 50. 2 – The effect of tolerances…

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Servlc e·~r·1l O·f f· rnatJor1 \ Tech.Gust.Service Motorcycles R 50/5 – R 90 S Munich, June ’74 VS-2011 lo-mz Group: 12 1/74 (126 M) e Re.: Generator change-over from 180 to 280 W with /6 parts for /5 models Gentlemen: As many owners of /5 models are highly interested in changing over from 180 to 280 W generator output we are indicating the parts required in the following: Quantity Description Part No. 1 Threephase generator 12 31 1 357 497 1 Diode chassis 12 31 1 357 498 1 11y 11 cab le 12 33 1 357.639 1 Voltage regulator…

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SERVINICFEO RMATION Techn. Customer Service VKT 20 fm Zr Go Motorcycles R50/5,R60/5,R75/5 Munich, March 71 ( Ref.: Battery (Acid line) since December 1970 we install in the series only acid lines of 240 mm length. By this is avoided that at high speed a suction effect arises. Please shorten, at a workshop visit, all acid lines of the battery from 340 to 240 mm. Yours very truly, BAYERISCHME OTORENW ERKE Aktiengesellscha!t pp8T f.V. /)tfiil,/ Delleske Bennewitz Kenntnls genommen – Pris connalssance • Noted • Tornado nota • Presa conoscenza Betrlebsleltung Direction ~a~o~~men1 WerkslOtl Atelier ~~rkshop KD•Annohme Gewllhrl.-Soehb. E-Telldlenst Betrlebsleltung Werkstotl…

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SERVINICFEO RMAllO~, Tech. Customer Service VKT 20 Gi/Zr/Go Motorcycles R 50/5,R60/5, R75/5 Munich, March 71 group: electrical equipment No. 3/71 (298) eng. supplement 1 Dear Sire, Meeare. Boecb informed us that tb1 new rotor• ot the ,=phaae=generator a•no more marked with a blue point aince Deco 70. We want to point out tbat the rotors with the fabrication code Now 032 eog. 121 ff are the latest model. Youre v~ry truly, BAYERISCHMEO TOR.WENE RO Akti@ngeaellechaft ppa. 1.v • r~,–/1 …/ C,LJ Dclleeke ..,,,~~t ‘ …-.( _’\…: Scholz ~ ti \ \ \ Kenntnls genommen – Pris connalssance – Noted •…

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SERVIINCFEO RMATION ech. Customer Service Motorcycles R50/5, R60/5, R75/5 grou: el. equipment Mun~;ch, Dec. 70 KT 20 Gi/Zr/Go No. 4/70 (299) eng. ( Ref.: Re-fitting on fully interference cleared cycles Dear Sire, in order to avoid that the left= in driving direction – carburettor bowden cable ie pressed by the tank to the connection lug of the .condenser, as a rule at the following fully interference cleared cycles please cover the bowden cable at this touching area: model R 50/5 before frame No. 2 901 790 ” R 60/5 ” ” ” 2 932 689 ” R 75/5 ” ”…

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SERVIINCFEO RMATION(‘ Tech. Customer Service VKT 20 Gi/Zr/Go otorcycles R50/5, R60/5, R75/5 group: el. equipment Ref.: Ro.to. r of the threephaee generat,r Dear Sirs, At the motorcycle models R 50/5 as from chassis No.2 901 772 R 60/5 ” ” ” “2 932 606 R 75/5 ” ” ” “2 973 649 Munich, Dec. 70 No. 3/70 (298) eng. we i&’atall better generator rotors, the coils of which are ( fixe4 against torsion vibrations by a double dipping method. u The bettered rotors are marked with a white or blue point at the face side of the clamp poles, e.g.…

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( \.._) SERVIINCFEO RMATION Customer Service Gi/Zr/Go Motorcycle R 50/5,R 60/5,R Group: electricity 5/5 Munich, Nov. 70 No. 2/70 (287) engo RE: Blinker control Dear Sirs, following a customer demand we fitted a blinker control as from type R 50/5 chassis No. 2 901 379 type R 60/5 chassis No. 2 932 142 type R 75/5 chassis No. 2 972 388 The blinker control light is in driYing direction left nearby the ignition and light switch-in the headlamp and consists from the following parts name or.de ring No. control lamp green? without 63 12 1 353 487 lamp H 12…

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GU~LER & ~MITH, INC. -., 1~1-lt·J Service School ( …, \ ·J’ 1-=:: :.-rn in al 1 2 15 30 31 51 54 56 56a . 56b 57 58 61 D+ DF(F) B+ No. ROBERT BOSCH TERMINAL CODE SYSTEM (BMW MOTORCYCLE APPLICATION) Application Igrtition – primary (contact breaker – coil) Ignition switch – ground (magneto ignition} Positive, primary (ignition coil} Positive from battery Negative (return to battery neg. or ground) Positive to light switch Brake stop light – directional signal light Lights, speedometer .. High beam Low· beam Parking light Lights (accessory, sidecar, rear) Indicator charge light Positive – generator…

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I, ,, .,f, -· I/ .• ~-, ‘.i’U;R & ,s:nTH, n,c. , ”——1′:f.:,1 Service School :— \.–) ,,,.’ .. , , , , VOLTAGE SET’~ING To, ::heck the [ienerator oi,tput, discona,,ct tilf_ bat t

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f~f~:;,!: •· n~.· ~•· ~/~;,: ;’!,’.t•.:· .!’ ‘IEST SPECTI’ICA’i’IONS: Cut in vol tae;e: 6.1.Reversc currcnt:2.0 RffiULATOSRE I”J’IKGS:, No load: 7 . -) Load (60:/): 6 .. 5 7.1 ‘?. 5 7.9 volts 7 .. 4 volts Load current: 11. 5 a.rr.p.s ,Resistor. “B”. (mour.ted .on generator): 3 .O Pt standstil’.L: Air ca:> upper contact points· .008 11 Air ga:? coil· to :u·,;,r,J;uro •. 03211 ::n operation: ‘.”‘ .016•’ . o48″ i\j_r e_ap coil to arr.1atur~ .. 1)o8 11 mini;”:’!.Um • ·I,;.,· ··l t,’.’Jiii:) t( .:’:,·_ ·”•• ‘ – ‘. ,;t?~;. l l:- .’ . . • ti•{• (::.,.I .. :~·…

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