Thread: Paul & Sabrina's cheap DIY 144v motor controller
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Old 04-14-2015, 11:56 PM   #7031 (permalink)
duncan
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Join Date: Oct 2010
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Hi Articus
DO NOT connect the M- to the chassis or vehicle ground!
NOT NOT NOT

The main battery should be isolated from the chassis - always!

It's OK for the 12v system to use the chassis but NOT the high voltage traction battery
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