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  1. Amperage draw estimates

    Electrical
    Hey!....Can anybody steer me to a list that shows (estimated) amp draws for the components and accessories on our cars? I'm gonna add an electric fuel pump, later on an electric cooling fan....who knows what else. I'm trying to decide which alternator would be best for my Buick GS. I suppose I...
  2. Can batteries be brought back to life?

    Electrical
    "I work part time driving for our local NAPA store....We have a skid of old batteries which are traded in for new ones.....I was in the shop one day and there was an old guy there sorting through the old batteries with a volt meter....I asked him what he was doing....He said he is getting old...
  3. Trickle charge how long?

    Electrical
    My son has a hydraulic pump setup in his vehicle that we're playing with, It has a 36 volt battery plant. I built up a trickle charger that has an output current of 2 amps x 38 vt. My question is how do you know when they are fully charged?. I remember in the old hygrometer days but these are...
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