Home page Loading....  Please wait Fixed price repairs are based on the assumption that unit/s received  are ‘original & complete’... a surcharge may be applied to cover  missing  parts etc...  If in doubt send in the unit for inspection ‘Good  luck with your project’...  Enjoy your classic motoring... If  you  found this web site via a ‘search engine’ please  check that you are looking @ the latest version... click here Mileage correction Clocks Other services Post & packing Contact details Speedos Rev counters Jaguar XK 120 ( 1948 / 54 ) 1103.2M Parts Order E-Mail Link Payment options Payment options Payment options Connecting diagrams... Smiths & UK Jaeger Rev-Counters Type RVI v1 A B C A B Type RVI v2 Normally Negative Earth*  A= Male bullet  Ign +ve B= Female bullet  coil +ve C= Ignition feed + ve Case to be earthed -ve * A few early units were Positive Earth These units will not work with Electronic ignition upgrade available C Type RVC A B Negative Earth only A= Male bullet  Coil - ve B= Ignition feed  +ve ( positions may  vary ) Case to be earthed -ve These units will  work  with Points OR  Electronic ignition  Some Jaguar units may be fitted with a lead  & a 3 or 4 pin plug A= Camshaft generator B= Camshaft generator ( either way round ) Case to be earthed  ( for illumination only ) These units can be  Upgraded to work off the ‘Ignition’ Points OR Electronic A B Type RV Current loop ( 1 full turn ) A B 12v -ve 6v -ve +ve Type RVI v1 ‘Universal 80mm unit’ Current loop ( 1 full turn )

RVI version 1... It is important to retain the nylon block correctly  with  the metal clip
&  loop the ‘pulse lead’  as shown  otherwise the unit will not work


For other Smiths / UK Jaeger instruments

Connections...    CLICK HERE

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