Actually, that is interesting and a very good point. The extra vacuum could
explain a reason why reving the engine could have an effect.
Paul
In a message dated 9/7/2004 8:47:54 PM Eastern Daylight Time,
dardal@xxxxxxxxxxxxxxx writes:
>Quoting RandalPark@xxxxxxx:
>
>> to work, or it will fail completely. In any case, engine RPMs should not have
>> an effect. I suppose that an imperfect connection within the switch could be
>> strengthened with a brief electrical surge, but that seems a little far
>> fetched.
>
>Paul, the connection to revving the engine may be from the vacuum vreated when
>you let off the throttle. As the booster is vacuum operated, a temporary
>increasein vacuum could pull the M/C a bit more.
>
>The brake switch of my 68 LeBaron used to not be very well adjusted, right
>after
>I replaced it (this is not pressure activated, but pedal activated). I recall,
>when I revved the engine at idle w/out touching the brakes, the lights would
>come on. THe reason was the increased vacuum pulled the brake pedal just a
>hair. I ended up replacing the booster on this car, I do not remember if I
>replaced it after or before that incident. After I readjusted the switch, the
>problem was solved. I don't think this fix can be done or on the 60 year
>model, of course, I just mention it because I think its interesting.
>
>D^2
>
>
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