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Thread: fusible link question
          
   
   

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  1. #21
    rspears's Avatar
    rspears is offline CHR Member/Contributor Visit my Photo Gallery
    Join Date
    Sep 2007
    Location
    Gardner, KS
    Car Year, Make, Model: '33 HiBoy Coupe, '32 HiBoy Roadster
    Posts
    11,245

    What do you mean by "...on the main line"? If you're talking about he main power feed to your fuse block it needs to be a lot more than 30 to 40 amps, IMO. Consider that at night, headlights on, heater fan on high, wiper motor on, and now you hit the brakes, and perhaps with the turn signals flashing and you lay on the horn. Add to that the radio is cranked, and depending on what your running for speakers the amp is pulling up to 200 watts? Not sure you really want a breaker in that service, as with a dead short ahead of your fuse block the breaker will keep popping & resetting until it fails. Consider a maxi-fuse ahead of the fuse block, sized to handle the total capacity of the fuses & relays in the block. It's there only to protect against a catastrophic short that the fuses in the individual circuits cannot block.

    You said back in post #14 that you were going to make the modifications to the wiring that were suggested in the article Ken posted. Did you do that, or are you still doing patchwork on the OEM approach that included the ammeter?
    Last edited by rspears; 04-07-2015 at 05:14 AM.
    Roger
    Enjoy the little things in life, and you may look back one day and realize that they were really the BIG things.

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