Scott Lear
Scott Lear
8/19/08 4:39 p.m.
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A few people told us that we shouldn't worry too much after we lost our radiator fan at Roebling Road, but the insanely hot temperatures and too-slow lap speeds during yellow flag conditions at HyperFest led us to believe otherwise. The easiest and least horsepower-sapping solution would be a replacement electric fan, and the friendly neighborhood AutoZone has several sizes …

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purplepeopleeater
purplepeopleeater Reader
8/24/08 3:31 p.m.

No relay?

Scott Lear
Scott Lear
8/25/08 10:53 a.m.

Nope, the switch we used has a sufficiently high amperage rating. If it becomes an issue, we'll put a relay in there.

scotaku
scotaku New Reader
8/26/08 9:04 p.m.

It looks like you've wired it to run only from the switch, Scott. Are you sure you don't want a thermoswitch to get the fan moving just as the clutched fan would have and use the toggle as an on-demand fan?

Scott Lear
Scott Lear
8/27/08 8:28 a.m.

In this case, I think the simplicity of a single switch will be good. That, and I'm quite the novice when it comes to electrical systems, there's fewer things I could have screwed up this way.

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