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  1. sandymac

    BMC V4 motor

    Thanks for your response. That sounds like an easy fix :) its a BMC Half throttle (about 2012 vintage)
  2. sandymac

    BMC 50A motor cutting out while riding

    I have had a similar problem with a BMC 48501008 controller and a 1000w BMC v4c motor. It seems that if the voltage gets below 41 volts it cuts out. When I start the batteries deliver 50.4v (2x6 cells). I notice that there is a 36v setting on the controller using a jumper. If I use this will I...
  3. sandymac

    Nuvinci N360 hub

    Absolutely correct - even with a 200w motor! I was told I needed to add a chain tensioner because I had rear suspension and this would fix the problem. This is not correct. The rear suspension without a chain tensioner is actually a problem, but in a totally different way. As the seat...
  4. sandymac

    BMC V4 motor

    I have been using a BMC 1000 watt V4 C with a 50A controller and 2 10Ah 24v (29.4v max) batteries in series. The batteries are rated at 50A continuous. In cold weather the system is fantastic and can manage 56 KPH on the flat with no pedalling. Dropping the speed to 48 KPH halves the watts...
  5. sandymac

    Nuvinci N360 hub

    The advantage is simplicity and robustness. I got one of these recently so I can't comment on how long it will remain 'robust'. I actually got http://zocoelectricbike.com.au/modelrossa.html I really like the N360 and I have always hated derauler - they are somehow always giving trouble and...
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