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Old 04-09-2012, 10:41 PM   #68 (permalink)
mechman600
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What's the blue thing?

I received my "field control module" from EPC corp today. The quotation marks are definitely necessary. It looks home made. Not shoddily home made, but still home made.

It has 5 wires: battery pos, battery neg, motor pos, motor neg and ignition. I did what anyone would do and removed the cover to see what's inside.

A relay and a blue thing. I don't know what the blue thing is, but it's wired like this:

I did test it with a 12V battery and my motor. Yup - no spark when I disconnect the green "ignition" wire. But is this device actually doing anything besides transferring the inductive spark from inside the on-off switch to inside of the relay? Who knows. And the way everything is glued together, it's not like I can easily replace the relay if it lays an egg.

What is the blue thing?
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