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    Kalkhoff/Panasonic charger

    Hello all, I am trying to determine whether a (Kalkhoff)/Panasonic "25v" charger I have is working properly. It is a Panasonic NKJ039 model; stated output "29.3v 1.8A" charger which came with an old Kalkhoff Tasman bike with 25v panasonic motor. I bought a replacement battery last week and it...
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    Panasonic sensor control

    Hello, I have a Panasonic 24v crank drive system on a Kalkhoff Tasman bike. I cannot see any magnets on the rear wheel. Does anyone know how the motor control detects the speed of the bike and where is the road speed sensor located? Does it just measure the crank speed instead and estimate...
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    Renew the cells in Kalkhoff battery

    Hello all, My wife bought a secondhand Kalkhoff Tasman electric bike which was "new" in 2008. After a small service on the mechanicals it works well but I suspect the "10aH Li-ion Mn" battery has lost substantial capacity because it registers a blinking low battery light (from full) after just...