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Mini Truckin General \  2 viair 450s

2 viair 450s

Mini Truckin General General Discussions
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replies 8
following 6
 
low mazda   +1y
ok it's in my honda, but i know it'll get answered here. what size fuse should I be running. I blew a 30 amp when we hooked it up, and i just blew a 40 amp on the way to work this morning, and had to ride home with no air. that sucked balls. each compressor is rated for only 14 amps, so i thought a 30 or 40 would do the trick.. what gives?? what size do I need to run?
Jcfreeman0   +1y
i thought viair 450s were 23 amps max. i'd get a 50 amp.
low mazda   +1y
ok, well I went and bought a 50 amp, and it blew. what's the biggest that would still be safe, and/or, what could be the problem why they keep blowing?
TwistedMinis   +1y
If you keep blowing amps something might be wrong. I usually run 40 amp relays and never have issues.
IMLOWER   +1y
i ususally use the 30 amp realays and with 2 comps a 60 amp fuse never had a problem with tha tset up. what gauge is your wireing you might need to upgrade teh wire size
idrgbdy   +1y
ya i got a 50 amp on (2) 480s. no probs. make sure wire size is right.
slammedxonair   +1y
are you just running an inline 30 amp fuse or relay? because your post does say fuse and that could be the problem.
low mazda   +1y
i have a seperate relay (30 amp) for each compressor. 8 guage wire into each relay..
low mazda   +1y
to think of it, it would have to be a wire problem. after i canned the car, it ran fine for a few days, then yesterday it started screwing up. I guess I'll have to check the wiring in the morning.
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