Quote:
Originally Posted by timwc1953
Ok, so did a load test on my battery pack, total voltage fully charged was 37.2v and this dropped to 29.6v when trying to go up the hill. Individual batteries were as follows under load:
4.86, 4.90, 4.73, 5.66, 4.65 and 4.66. This was the lowest point they dropped in each case. The 5.66 was a newer battery (2020) while the rest are 2015. I am thinking this might be too much voltage drop??
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Those drops sound way too low, I think it' the batteries. The only reason I could think it works in reverse, maybe the way the motor is wound, it runs more efficiently in reverse. I had an Admiral MOT motor that ran faster in reverse than forward.