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Old 09-30-2012, 04:00 PM   #5871 (permalink)
Crossdan
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Join Date: Nov 2011
Location: Pa
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Quote:
Originally Posted by jedsmd View Post
Dan
Are you measuring the 12volts between the yellow wire and the red wire before the 8 seconds? after the 8 seconds? or both?
Jerald
I was measuring 12 volts after 8 seconds. So the pre-timer worked but on the wrong leads. However I found my problem. When I was desoldering the Mosfet I found a scorch mark under it, so now I'm sure the magic smoke got out and I need to replace it. When I checked my circuit in the car I found a short that sent 12v TO the contactor. That'll teach me not to triple check my work.
So while I wait for the Mosfet to arrive I put a 96v pack of old 17 AH UPS batteries in the car to see how the controller worked. With the car on jacks it seemed to work pretty good. Was able to control the speed but do need to adjust the throttle some. When I took it off the jacks and tried moving up my driveway it was a real dog. Would only go about 10 feet. Thought I killed the batteries but they still had 75% when I put them on the charger.
I'll save the controller data when I do my next test and post.
Dan

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