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Well the good news is that I’ve put 36v (38 measures with voltmeter) to the power on the controller and got full power lights at the twist grip. Bad news is when using the throttle I got no movement of the rear wheel. I could also swear I saw a small amount of smoke from the control unit but...

Many thanks. The bottom bracket is fine although a bit rusty on the surface. Ssge to say the gent who had this didn’t know what it was nor the best way to look after it. I will give them a better crimping as I couldn’t get them apart, like you said more than likely glued down from the melted...

Well I decided to take a chance on it, for £50 it might be worth it or it might not. Brought it home and opened up the controller compartment and it appears all of the wiring is connected and in tact, however I did notice a blue and a green wire that appeared to be blackened. Anybody know what...

Many thanks for the replies. It’s great to know that Wisper have a presence here. All being well it should just be a case of adding power and off we go but as with anything it could also be a total dud of a project.

I have an opportunity today to pick up a whisper 905e minus the battery at a decent price that is worth maybe taking a chance on. It is my intention to try and put a temporary supply to the bike to check motor function etc but it is my understanding the the removable batteries where flat...

Ideally a step through would be better due to the hip and back issues. Price wise I am happy to pay for the right bike but a starting amount would be around £750 or so. As for bike style a larger wheel would be better but open to suggestions.

Hello all, my name is Dan and I am from Greater Manchester. The reason for joining is because I have been looking at an electric assisted bike for my wife who has recently undergone hip surgery as well as suffering from chronic fibromyalgia. I want her to be able to come on bike rides with...