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> HELP: electric/fuse - for V8 radiators
jimkelly
post Aug 30 2015, 04:22 PM
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I test ran my engine after running a bunch of wiring and fuse blocks for my horn, wipers, and radiators.

the blocks are rated for 6 fuses, all can be 20 amp circuits.

I had one 20 amp fuse (in my dash fuse block) feeding my front trunk fuse block, which had two 15 amp fuse for each radiator, and a 10 amp fuse for my horn.

when the engine got to temp, the 20 amp fuse in my cabin blew.

I can only keep it from blowing if I run only one radiator by leaving one 15 amp fuse out of my front trunk fuse block.

looks like I have no choice but to run another (10 guage 12v) hot from battery to radiator area, to a fuse block that can handle at least two 30 amp fuses, one for each fan.

thanks guys!


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andys
post Aug 30 2015, 05:49 PM
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Yeah, you need to run a dedicated power wire for your fuse block. I ran an 8ga wire to mine, which powers two radiator fans (20A each), fuel pump (20A), and OBD II power (10A). The 8ga wire runs through a 50A circuit breaker.

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