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  1. Charliefox

    Help! Thinking of buying a new Giant Trance E+3 pro for the summer.

    Would be nice for my summer holiday...I already have a normal Trance X5. But I see the 2019 model has a Giant RideControl ONE, remote button fitted. For an uncluttered look according to the blurb. So no visual of speed, power setting or battery condition. You have to link it with a smart phone...
  2. Charliefox

    Fixed Sans Charger

    Open up non working Sans charger mentioned in previous post expecting to find blown capicitors but discovering blackpowder over circuit board and other end where mains power comes in.Cleaned up and discover one of the 3 pins from the female power socket was moving in it's solder! A dry joint...
  3. Charliefox

    Tick Tick Tick Twang Fixed

    Once the replacement 42 tooth nylon gears arrived (8 days from China by Royal Mail) they were quickly fitted. And the wheel would not turn when back on bike. Take apart and realise they were put on upside down. It was hard to seen from dissembly pics which side was which due to the state the old...
  4. Charliefox

    Tick Tick Tick Twang Revisited

    Discovered the wonderful ease with which Bafang rear hubs can be taken apart.The Pre 2015 models at least. Held together by 6 counter sunk cross headed bolts which were firm but not desperate. Say 5 minutes. Then wasted another 20 by taking off cassette gear cluster to acess another 6 bolts...
  5. Charliefox

    Tick Tick Tick Twang!

    Yes, my Bafang rear hub has stopped working. Smooth as a nut the last few months until I started back for home today in 22 centigrade. Herd a ticking/rattling that seemed at first to be a loose front mudguard. No. Sounded like a twig catching on the rear spokes, No.Motor them seemed a bit stiff...
  6. Charliefox

    Yamaha Motors more reliable?

    Having read a series of woes about Bosch motors crunching bearings, how are Yamaha for reliabilty? I fancy one in a Giant perhaps. I can live with the fact that there is a little less power at the top end since dody knees mean help at the lower speeds are more useful. Don't fancy having to pedal...
  7. Charliefox

    My Bafang rear hub has finally let me down!

    All started off smoothly as I went on my usual forest trails. A slight quiet groaning from the hub which went away.( had this rarely over the past year or so). Carried on a while then noticed no help on the next uphill. Nothing. Battery lights all on. Sometimes a very slight vibration when...
  8. Charliefox

    Beware! HMRC are getting more greedy.

    This is actually a tale of a missing xmas parcel from relatives in Switzerland. It never arrived here in the UK.Separately we got a card from Royal Mail saying £20 odd was due on a parcel. After a call to said relatives we realised it was their parcel. We picked it up today. The customs sticker...
  9. Charliefox

    Pity the poor ebikers in Northern Ireland

    Following a comment in a caravan magazine, I discovered the fact that in Northern Ireland it has just been discovered that ebikers have to take a riding test dressed in Helmet, motor cycle boots and jacket. Then there is compulsory insurance, registration with the DVLA, number plate too. All...
  10. Charliefox

    Up or Down for the Hub motor Lead?

    For the 2 hub motors I installed on donor bikes it made sense to have the lead out of the axle, be it front or rear, to exit upwards to the forks or seat stays, avoiding a downward loop which, on an MTB, might snag in the woods. It did mean a small area open to the elements at the exit from the...
  11. Charliefox

    Giant SyncDrive Sport, 80Nm, 250W motors

    As the owner of 3 Giants, 1 electrified by me, would like to hear from anyone riding Giant's new Ebikes. In particular, how does the Giant SyncDrive Sport, 80Nm, 250W motor compare with the Bosch or Yamaha motors fitted to the like of Haibikes?
  12. Charliefox

    A Very Cheap Conversion kit

    My wife never used her converted bike which was fitted with a very heavy 500Watt direct drive front hub.Bought from America years ago before I realised it was useless on our local hills. So in an effort to get her cycling again.....just gone 70.....I bought a cheap 250W kit from Ebay. It cost...
  13. Charliefox

    The importance of good connections!

    The first sign of something amiss was an odd bulge on the 9 pin connector that wasn't there before! Pulled it apart and found yellow power pin blackened.The one in line with the bulge! On to the connector box behind the controller and minor mayhem.A melted connection! I had trouble last June...
  14. Charliefox

    Torque

    Can anyone tell me why Bosch and Yamaha centre motors quote torque figers of 75-80Nm for 250 watt motors and the average 250-350W rear hub is only around 45Nm. Where is the torque measured from in centre motors? At the engine sproket or at the back wheel with the benefit of the gears. Is there...
  15. Charliefox

    repairing a handlebar twist throttle?

    My venerable 15 year old Powerbyke behaved a bit odd today.It turned out the throttle no longer sprang back to close on release.It still works but I assume an internal spring has bent/broken. Has anyone taken one apart? Assuming Powerbyke throttles work the same way as bog standard Chinese...
  16. Charliefox

    Mounting the PAS sensor

    Now I have come to actually fit this I am wondering if the metal ring is supposed to be glued to the bottom bracket, with the red lump sticking outward. Then the rotor pushed on the axle. Perhaps Chinese bikes are still using locking rings. My BB is a cartridge. I am planning to put it on the LH...
  17. Charliefox

    Hiding the wiring connectors and the controller

    A couple of questions regarding the aluminium encased controllers that come with hub kits. How much heat to disperse from a 17amp 350W 9 mosfet model? I would like to hide it in a plastic case as in photo but not sure if it would overheat inside. I removed one end of the alu case to get it to...
  18. Charliefox

    Do I need Rear Torque Arms

    My Bafung 36V 350W Cassette rear hub motor having arrived ok, I am getting ready to install once a new tyre arrives.I was put off front hub by pics of broken alloy fork dropouts.What is the situation with rear alloy ones? The motor is 1:5 geared.I always pedal assist except downhill.
  19. Charliefox

    How to attach these Alu Motor Control boxes to Giant MTB frames

    I just received a parcel from E Life Bike Co.China. In it is a Bafang rear hub motor and theController/throttle. I added 2 large battery/controller plastic boxes which would fit a tubular frame using the bottle carrier screws. I wonder if Chinese bikes have these bottle bosses further apart than...
  20. Charliefox

    Getting What you want

    Hello everyone! I joined to see how other members get to electrify their bikes and to hear comments on new ones. Since a replacement knee 18 months ago I have had to shorten cranks on 3 bikes and heighten the saddle on all of them.I have had a very reliable Euro Powerbyke since they first came...