battery wires

Discussion in 'Volvo Forum' started by andyzh, Feb 1, 2016.

  1. andyzh

    andyzh Bobtail Member

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    Feb 1, 2016
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    2005 Volvo tractor ,the battery have two cables(red,black)and four wires(each one has fuse).the wires,one is for computer,one is for transmission, how about other two wires for? somebody knows? Thx.
     
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  3. baha

    baha Road Train Member

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    The large cables lead to starter.
     
  4. andyzh

    andyzh Bobtail Member

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    Feb 1, 2016
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    thank you.yes,The large cables lead to starter.but how about four small wires?
     
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  5. thejackal

    thejackal Road Train Member

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    Prolly fuse terminal power, including bunk power.
     
  6. thejackal

    thejackal Road Train Member

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    Cut em and see what turns off.
     
  7. thejackal

    thejackal Road Train Member

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    Small wires are always accessory power.
     
  8. baha

    baha Road Train Member

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    Someone may have added a power inver. using small wires?
     
  9. thejackal

    thejackal Road Train Member

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    Rarely. Depends what watt output on the inverter, but rule of thumb is the more amps drawn the bigger the wire Guage needs to be since amps drive voltage.
     
  10. ahab

    ahab Light Load Member

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    freedom line transmission ?
    wires come off the batts to the voltage doubler.
     
  11. AModelCat

    AModelCat Road Train Member

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    What gauge wire are we talking? 16-14 gauge or something heavier like 2 gauge?
     
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