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  1. W

    Charging LifePO4 help !

    Hi; I get a second hand LifePO4 Schachner 36v / 9Ah batt XLR 5 pin mother-plug (measured, indicates 33V and can spin a brush motor-meaning battery is good). I tried to charge it with a TranzX charger 42V 2Ah XLR5 pin designed for my old TranzX Li-Ion BL05 battery, but the green LED, do not turn...
  2. W

    Need a recommendation for gears grease!

    Hi all, Need an advice for what kind of grease is more suitable for greasing hub gears. No necessary a brand name... I'm looking rather for the type like what base should be the best (litium? graphite? calcium etc..) Also, the best NGCL recommendation. I'll use in a brushed steel gears hub. I'm...
  3. W

    Replacing magnets for more power

    Hi, I would like to know if changing neodymium magnets with powerfull ones (e.g. N52) at the same size will increase the torque of motor at the same watts? In my case, is about an axial brusshed type of hub (Heinzmann) with round axial polarized magnets. Also, if i do some modification, i can...
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    Brushed Heinzmann 250w without controller!

    Hi, I need some opinions about using a brushed Heinzmann 32v, 250w on direct Lipo source without controller and with a potentiometer throttle instead a hall sensor one. As I know, these hubs can handle up to 1000W for short times. The battery I will use is a Li-ion 9A, 36V, 316Ah 12C which can...
  5. W

    speed limit trouble!

    Hello everyone, Need some clues to remove the throtle sped limit who have controlers designed for german law (only 6 km/h on thottle and 25km/h by assist). For example, one german kit removed from a german bike, have 2 wires out of the controller linked between them with a black wire, but...
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    What's the difference between ...

    Hi, What is the difference between hub motors who have only three wires out and the ones who have 9 wires? Witch of them have inside the Hall sensors?
  7. W

    Tranz X battery, Help please!

    Good day everyone, Recently, i bought very cheap (less than 200$) five motors and one battery from two guys who wished to keep their bikes as non-electric. The battery is TranzX BL03 2014 model (36v / 9.9A) disassembled from a Hercules Tourer AGT 7 (automatic trans for Nexus 7)... it has come...
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