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  1. D

    120% setting on sensorless controller

    Im using cellmans original clutch I think the key to keeping the clutches is to avoid "slamming starts" when the wheel is already turning in freewheel and you ramp the power, you can hear the clutch "clunk" as it engages, i decided that couldnt be good for it.. erm. cellman has put an...
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    120% setting on sensorless controller

    hello brumbrum :) my man, its proving busy down here, shall i build you quickly 2 packs seperate for the back, and we will work on the 1 pack solution for the frame in the new year ??...now that gary is not listening lol.....andy, you will just love the mac, seriously, its everything you want...
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    120% setting on sensorless controller

    Hi Mark Mine didnt work either, I assumed again due to being sensorless Also found that massively increasing the amps didnt seem to have the same whoosh But great as a back up controller though :)
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    Magic Pie Motor

    mark...lipo lipo :) The phase and connectors get hot due to a timing difference.....the mac motor has a different timing to the pie If you switch the yellow and blue phase and hall wires, you should find all works fine ...
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    PACK RECONFIG - RANGE QUESTION

    So would a good guess at the forumula be.... watts used / average voltage = ah used :) thanks for the help :)
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    PACK RECONFIG - RANGE QUESTION

    Hi All Im currently running lipo on 12S 7P...50.2V 21ah.....and its just enough for my journey keeping plenty of space on the top and bottom of the charge for safety zones my question is that if i was to reconfigure this for 13S 6P ( as direct drive, a couple more MPH would be great), how...
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    Talk to me about magic pie (sounds like an awesome drug)

    The pie uses the same windings on all sizes except the 16. normal 48V is 270 RPM, the 16 winds at 420RPM i believe Very rugged, but internal controller has known issues, and amp limitations.....I have completed nearly 4000 miles on mine, just changed bearings now
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    GM Controller Capacitor Help

    My experience with this controller was that the jittery feeling you are getting is when the controller is getting too hot inside the wheel.....after longer distances it was more noticable.......in the end i just went with an external controller...so much less worry
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    Strong rims - what's a good choice for a ht35?

    I use the Mavic EX 721 with sapim strong spokes.....on a gm magic pie running external lyen, 12G wire about 3KW peak....not even a wobble
  10. D

    Reducing throttle by 10% using resistor?

    The EU regs state... 250 continuous output maximum before the windings burn out....., so you cannot legally run a 1000w motor at limited amps the use of a button for "boost" or off road setting is considered not ,to be in line with "ebike" definition within the EU... Stupidly, the UK is the...
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    be careful with MagicPie (Spontaneous acceleration)

    Hi :) I had this issue also, and its not really just a GM issue, but all cheaper motor kits There is a shared ground between all the connections...if this ground fails, the throttle rail cannot ground, and the ebrake wont work..... I think all the chinese manufacturers should at least wire...
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    Golden 'Magic' Controllers now being factory limited?

    Goldenmotor internals have a huge problem with both heat dissapation and regen current...The internals have for a while been limited to 15-16 A and my last external was about 22 amp max..... All the controllers are 6 fet only ( and cheap chinese ones at that) They only have the one controller...
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    How to Silence My Golden Motor Joy Ebike

    Hi Sunshine You are certainly getting around :lol: Truth is, the other controllers like the infineons are more powerful than the stock GM controllers, and are going to produce more noise than the GM controller as standard....the only option you have to calm the noise down is to lower the...
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    Sprocket On A Mac 500

    hey mark, did you mention the lipo :mrgreen:
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    Homemade Battery Packs

    IVe manufactured over 15 48V-20AH packs now with 18650 packs from laptop battery packs ( free source, long story)...... To be honest, as long as you have Cutting Pliers Goid Flat Pliers Temperature controlled soldering station ( £40 maplin.co.uk) good 2 core solder lots of bandaid patience...
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    Manufacturers and dealers to avoid

    Hi All I know im new on this forum, so take with whatever brand of salt you want, but in my opinion, goldenmotor canada have gained a reputation for being honest, forthright, and also as is seen here, really helpful in transactions that have nothing to do with Gary salo...whenever i send him a...
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    POLL: Causes of Ebike Crashes and Consequences?

    Hi All the most important lesson i have learned is the importance of an independent earth for the ebrake I had two hubs, front and rear...converted the rear to the external infineon 12 Fet controller, but wired up too quickly ( like all of us do)....so im planning on removing front hub On 25...
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    E-Bike cop proof?

    ok, here are some "ideas" a...magnetic reed switch on the handlebars, in the grips, and a magnet in your glove....take away the glove, employ the limiting mode, could auto-engage the lyen 3 speed switch b...Lyen also sells a voltage out PAS.tried and tested it, working great...now if the...
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    "when your hall sensors fail..."

    Hi there I have completed over 2000 miles on goldenmotor kit though the worst winter in 50 years, rain lots and lots of rain, operation down to -15C, month after month...i have cycled no matter what the weather...so bad that my panniers have been soaked inside out....there are 2 differing views...
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    PAS sensor with voltage output

    I know from reading lots of forums, that a voltage output PAS system is something lots of people are looking for....so i got some from lyen, and am in the process of testing...... Here is the current post on the GM Forums http://goldenmotor.com/SMF/index.php?topic=3080.0 Hope it helps Feel...
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    GM "Magic Pie" issue

    Hi there Sounds like the internal controller fets have blown........ I have this motor, and with a different manufacturers controller they are pretty good..... I sympathise with you on the warranty..to all concerned buying goldenmotor kit, buy from goldenmotor canada and you will get pretty...
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