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Club Aventura 4x4 Guatemala • Ver Tema - Consulta: Mangueras de vacio?
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Consulta: Mangueras de vacio?

NotaPublicado: 09 Jun 2011, 09:32
por Beach&Mud
Estaba revisando el motor del Samurai, y noto que tiene un monton de mangueras. Para que sirven?

Segun entendi viendo el manual, son para hacer x cantidad de compensaciones y hacer mas economico el vehiculo, dado que en los tiempos de carburacion, no habian controles ni sensores electronicos como ahora en los inyectados.

Es posible poner algun carburador que no use tanta manguerita izaa, o de una vez le meto un MegaSquirt con MAP o MAF, Sensor de OX y adios a tanta manguera y cables?

:idea: Algo que no sabia, y vi en el manual, es que el sistema de frenos utiliza el vacio del manifold de admision para accionar el diafragma del boster y dar mas fuerza a la frenada. :huh: Como le hacen en los vehiculos con turbo, que tienen presion positiva ahi?

Re: Consulta: Mangueras de vacio?

NotaPublicado: 09 Jun 2011, 14:51
por Blazer79
Igual que los diesel (que tampoco tienen vacío). Usan una bombita para generar vacío (está mal dicho, creo que lo correcto sería para provocar vacío? :asaber:)

Re: Consulta: Mangueras de vacio?

NotaPublicado: 09 Jun 2011, 15:25
por Beach&Mud
Te referis a turbo diesel, porque hay diesel NA que tiene presion negativa en la admision.

:huh: La otra pregunta es: Cuando ponemos filtros de menos resistencia o cold air intake que en teoria mejoran la aspiracion, significa que hay menos presion negativa en la admision, lo cual deberia de repercutir en la asistencia del booster?

Re: Consulta: Mangueras de vacio?

NotaPublicado: 09 Jun 2011, 16:54
por Blazer79
Fijate que lo mismo pensaba yo, que un diesel NA tenÍa vacío, pero resulta que no. No me preguntés porqué. Porque de Diesels si no se nada. Traen la bomba de vacío integrada en el alternador para que la faja les de vuelta en conjunto.

Re: Consulta: Mangueras de vacio?

NotaPublicado: 09 Jun 2011, 19:16
por Beach&Mud
Dato curioso, me parece que los Diesel NA no tienen mucha presion negativa en la admision porque no usan paleta que controle el flujo de aire, la admision es directa y sin resistencia. La aceleracion se hace por la cantidad de diesel que se inyecta. Por eso es que en si no se acelera, casi no hay humo negro. Eso tengo entendido.

Entonces es logico que se use vacio de admision para el booster en un gasolina NA, ya que cuando frenamos, ya habremos soltado el acelerador, por consiguiente el cierre de flujo de aire en el carburador, y por consiguiente generando mas vacio :blah: