It appears be be secured with a sleeve inside the shaft. I am still totally amazed that in less than a year Lunacycle has grown to be the biggest Bafang Mid drive reseller in the US to the degree that some Chinese Bafang resellers are buying parts from his US-based business. The ideal solution would be (if included in the manufactoring process of Bafang) to have three or four threads cut in the inner aluminum piece between the mounting threads for FETs, three fitting holes in the case cover and three screws which are (after insertion of the controller, but before putting the putty-like mass in it) then torqued so the inner aluminum piece is pulled to the case cover with a pretty high force. Setup was simple, and the unit worked flawlessly. At the end of the article there is a list of other Mid Drives with basic specifications. Home Shop Parts & Accessories Bafang BBS02/01 Components 40T BBS02 Chainring Replacement – Lekkie Bling Ring. I have not tested it though. Prices per single plug range between 5 and 15€ mostly. so i am looking for a new statorcoil for this motor, but didn`t find yet, on the other hand i could imagine to sell the whole parts. i installed a coolerplate. Thanks. I Hate to sound stupid but here my predicament, Just recently bought an E-bike it has a Bafang bbso2 mid mount motor, not sure what version, and its gone hey-wire. in stock in the USA, Canada, Germany, Australia and China! This kit is a home run and worth the price and effort. the edge is visible here http://www.ts-export.com/_mb/bbs02_31dec2016/IMGP0401.JPG and there http://www.ts-export.com/_mb/bbs02_31dec2016/IMGP0407.JPG, the removed washer is visible left to the word Chaudiere here http://www.ts-export.com/_mb/bbs02_31dec2016/IMGP0402.JPG. Do up to 30mph and use the gears of your bike to shift into low and climb big hills. 2/The motor runs erratically. This is a serious screw up, this clutch ring is a very common problem, loads of vids on how to replace it. I already received correct answer from main leading shop. Wagga-wagga-wagga. it’s clearly visible on several pictures. You can still see all customer reviews for the product. The thermistor is placed more on the right side of the controller, so it might still be dissipating enough heat in this more connected part and stay cooler than the middle placed FETs, which will not be able to dissipate their heat quick enough to the case cover, as there is the isolating putty-like mass. one bad experience was the controller of the 500w/36v motor, one mosfet of p75 had to be changed. My BBS02A is still running. during this change i saw the coil, it was darkbrown, overheated, but was just working. The BBS02B lasted 30km. I tried that, but it doesn’t work. The wire is about 24 Awg. Did you replace the putty mass? 249 Posts . Brake levers are wired to cut power when brakes are applied. The pictures on their website at some point switched over to the newer version B, but that was it. Prime members enjoy FREE Delivery and exclusive access to music, movies, TV shows, original audio series, and Kindle books. Although the BBS02, in my opinion, was an incredible drive unit for the price and weight, many of the mainstream public looked at it as a total flop due to its questionable reliability. thanks both. It just out of the blue decided it wanted to be unpredictable. insert a needle between the frame and the washer (external edge of the washer. The motor replaces the old bottom bracket and crankset and installed easily. I chose a Panasonic 48v 11.5ah battery that I purchased from the vaunted Luna Cycles. I need to rebuild that motor and right now there is no straight answer what is compatible with A. Installed the kit in a bike that I had built, using a Performance Ascent hardtail frame. I do some DH with jumps and stuff and weight is an issue. I bought an entire BBS02B motor assembly, not just the controller. Delivery time was better than promised. Version B sports the evil PacMan look. I have on of these BBS02B that I bought from Paul in august. Bafang central driven system BBS02 or BBS02B controller 36V500W, 48V500W or 750W for replacement. the hardest part is getting it to tilt with the needle. If I write a topic about the modifications in one of the forums used, I will post the link here (if Karl does agree / allow this). Closely look at the shape of the controller and it will be obvious. My advice is to get an A version controller and use that. Bafang Review (BBSHD, BBS02, 8fun) I have built two electric bikes with Bafang motors before writing this bafang review. I’m repairing some blown smd components and can not read the values anymore. This motor connected to a 52volt 20 amp hour battery pushes my bike and side car up any hill with 25 kilos in the side car. Reviewed in the United States on September 6, 2017, Reviewed in the United States on October 2, 2017, Reviewed in the United States on February 23, 2016. Only logged in customers who have purchased this product may leave a review. Waterproof wise ive never tested either. Although I have done very little riding so far my Avg speed for the highest pedlal assist has been 17.5mph. Aside from the XT60 main connector, the red dual-bulledconnector plug (available on Hobbyking as example) and one 6 pin MPX-connector (widely used in RC) there were industrial connectors used, which are high priced but of high quality, lightweight and waterproof (open connectors need sealing plugs therefor). Sounds very intresting. My mobile phone is +4530241743. With the introduction of the BBSHD, I had expected that the BBS02 had reached the end of its product lifecycle and would be quietly retired away. It is not budging and I dont really want to start attacking it with a drill just yet. Sorry, your blog cannot share posts by email. I built 3 bikes this summer and that one was a lemon. I do not have a picture of my current sidecar rig. Some details of the 48V BBS02 kit are: Motor with integrated 25A, 9 mosfet controller (IRFB3077 Mosfets installed). Looking forward to hearing from you. having said that i’m pretty new to e-biking and truth is even with PAS on i can just hit the throttle and it works. It doesn’t make sense that they would spend all the money they spent on retooling the BBS02 if they didn’t think they were going to make a whole lot more of them. Not easy to remove, but definitely pryable. Purchased a mid drive kit to install on my wife's step through Raleigh. I will have to replace all gears (which are damaged) and all will fit in. Note: Not all the controllers have the gear sensor and headlight leads, if you … Even with all the shortcomings of the BBS02 it is clear that Bafang is committed to the 750W platform. Hi Wolf, really like the work you made with your controller, can you list the parts you used (connectors mainly) and from where you got them? Write a review. You can always regrease just to be safe. i have once more a problem with a 36v 500W bbs02 controller, i changed 2 mosfet about 1 year ago, but now the next one is broken. the assist mode is smooth and the thumb throttle starts the bike in wet soil easily. i could try those curly pointy pincers but it does seem quite tight. All im saying is if your using a bafang kit, you MUST have spare parts. Better made? I’m in. $15 part! as ebike retailer im totally worried about your comment, Im about to give two kits bbs02 B to customers, and you saying that they will probablly fail at 30km… shit, this is real bad news man. What is your price ? The new bearing does not look like it will be any better at keeping the grease from migrating to the primary any better than the BBS02vA. Normally 4000W would be the most power that any sane person would want to put through a bicycle drive train, but I’m not a sane person. I have done this on oil lubricated vane vacuum pumps hundred of times. you can drill into it if you want to and purchase some new. it is made of 99.5 aluminium 6mm thickness. I'm using cable actuated disc brakes and my kit came with cable levers. it is a washer, originally with 1 or 2mm or rubber coating which i have scraped off trying to get further. https://endless-sphere.com/forums/viewtopic.php?f=28&t=58898&sid=3c5856ba8084da7ad3d7ae39f4ac1569&start=900#p1260795, I purchased a bbso2 version B and within 24 days my internal nylon gear peanut butterI’m wondering if it was due to me packing the secondary Gear with the moly grease now I just got another bbso2 virgin B and I am going to pack it with the mobile grease 28 and hope for the best does anyone know if the internal gear went out on the first one due to the black moly grease used. I decided to go out on a limb an try this mid drive kit on my low end MTB. mine is a steel washer. Thomas, hi thomas, i think we should talk this by phone. Please enlighten me and unboggle my mind! I must admit that I was a bit dumbfounded when I used your instructions to take it apart for a regrease and a lot of things differed between the instructions and the actual motor. I have an A model that has a blown controller and am just going to buy the B model to replace it with. the parts/connectors were mostly selected for the reason of size and fitting together as much as possible contacts with compatible ampere ratings. greenbikekit.com/electric-bike-kit/central-motor-kit/bafang-bbs-spare-parts.html?limit=45. Bafang Display DPC-07 Bafang Display DPC-10 $25.00 Luna 500c Mini Full Color Display $40.00 Luna 750c Full Color Display for BBDHD and BBS02 $45.00 … This article will explain the differences that I’ve found with the BBS02 version A and BBS02 version B and explain how to program the BBS02v2 so that the PAS will work properly with the newer controller. It comes with everything you need. but too much is too much. I don’t know if the A and B controllers are swappable. Hi Have you bothered to upgrade the mosfets as well (CSD19536KCS)? Bafang finished their production run for the BBS02 version B with an entirely new part set and released it out into the wild without selling spare parts for the unit to US (or Chinese) dealers. the steel of the pinion was not hardened, it had only 52 hrc. The first was an ebike I built for commuting to and from work. See there: https://www.binder-connector.de/de/produkte/subminiatur-steckverbinder/snap-in-steckverbinder-ip-67/. well firstly many thanks for letting us all know, I have a broken freewheel clutch ring and been going a bit mad here as everyone has been saying “just pull the rubber plug out and untie the locking nuts”. As Karl wrote: Just buy a BBS02B unit – maybe with a broken controller or broken nylon gear, if you want to tamper with it anyways (the nylon gear is on some shops available for order, most other parts are only rarely available for standalone purchasements). I’ve installed 5 version Bs, only one controller failure, and it was because I washed an open power connector. A million dollars, that’s just crazy talk. I am ahead of the curve, I can break anything in double quick time. Disabling it will result in some disabled or missing features. This is a sure fire way to burn up your bafang kit. i cant post a URL right now, so you will have to imagine a steel washer and fixing sleeve. Here are some more pictures from the modification: I also analyzed the “night mode” pin layout of modern BBS displays, which will switch several signalling lines on the PCB (but one should add another transistor/FET protected load circuit afterwards to switch higher loads over this just mA-wise signalling lines) for usage of external headlights or light systems. Reviewed in the United States on January 14, 2017. The Bafang BSBF-1 Stabilizer Bar is a custom BBS02/BBSHD stabilizer bar originally made and designed by California Ebike. Have a question. You could try to check from a vendor if PAS disk is different between A and B models, and eventually buy and replace your A with B, hoping that sizes are identical. K. Very satisfied. I made several pictures, but didnt post the modification process on any website yet, except for two, three images. With 120 Nm of torque, it has 50% more torque and 100% more power than the motors currently sold in factory ebikes. This was first posted on endless-sphere.com by user “Dogboy1200”. The BBS02 is 1200W peak power, but nothing in the drive is designed to run at that power for very long. https://lunacycle.com/parts/bafang-parts/bbs02-parts/bafang-bbs02-circular-plate/ This, combined with a thermally conducting thermal adhesive or mass would optimize the thermal dissipation at around five to seven times better. I would just buy a $60 replacement controller and pop it in. The nylon gear seems to be an identical shaft diameter but the offset of the gear is different. There is plenty of great help on YouTube in regards to the entire process. I’ve updated my programming page to reflect a ‘Time Of Stop’ of 10 on all my .el files and images, but I have to admit I’m still a little miffed at Bafang. damnit henrik. Since Bafang won’t even talk to anyone who doesn’t want to buy $500,000 worth of drive units at a time, this has left everyone out in a lurch. I just bought one and wondering if I should regrease 2ndary gears first? 100% (4) 0% (0) 0% (0) 0% (0) 0% (0) K . If so take care not to damage it. increased thanks. The BBS02 will not disappoint. I live in Denmark and I´m interested in buying your bbs02a 750W controller. Thanks again. Based on 4 reviews. converted Takara Ryu bike and it's performing great using 48 volt battery from Flying Horse. Can this be programming setup? it’s not a rubber plug 1cm deep, 2 mm thick max. I will try to put one up later. https://lunacycle.com/bbs02-mid-axle-assembly/ the reason some of the new BBS02B units fail after a few kilometers of driving for some of the commentators here is pretty simple: the controller is – as usual – filled with a breakable putty-like mass. Bafang finished their production run for the BBS02 version B with an entirely new part set and released it out into the wild without selling spare parts for the unit to US (or Chinese) dealers. Pretty handy. I didn't get one with the kit but you can also find the installation guide online for this kit that e-max bikes made. tool is on its way from shenzen. I’ve screwed mine by following a national sycle route here in the UK that took me and my naive backside along a beach, got sand everywhere. I haven’t had much of a chance to test the programming on the BBS02vB but it seems pretty similar to version A. I’m guessing the Time Of Stop changes happened when people kept complaining that when they stopped pedaling the bike would keep going for quite a ways. Try to replace the seal with one that have viton rubber it’s more resilient against oils. If you research endless sphere theres always a solution to these fails. Just putt a small flat screwdriver between the motor housing and the outer part of the seal and pry it out, they are sheep to replace try to get one with viton rubber they are much more resilient against petrolium based products. I live in a hilly rural area 20 k from a regional city. its hard as anything and no screwdriver or the like will shift. The mid drive market is heating up with the release of the 3000W Tangent Ascent which is one of the most fun mid drives I’ve ever tested. Save $21.05. It is possible with new plate (12mm). Thanks much! I’m honestly not sure if and where you can still get an A controller, I would check with Paul from California Ebike and also on alibaba and aliexpress. View electricfatbike’s profile on Facebook, View UCjtG_I4Gmj-XPJCjceU9DIg’s profile on YouTube, Intrusive Chainstays & Non-Standard BB Size Issues, Improper mounting and alloy frame failure, Nylon Gear Failure From Axle Grease Seepage, Replacing The Nylon Primary Reduction Gear, California e-Bikes 100mm BBS02 Drive Unit & Kit, AC Inverter + Batteries = Portable Generator, Buying Batteries from the US at China prices, Road Bike BBSHD 1000W 8-speed 36lbs ~$1200, Bullseye Bluto Pro 10-Speed BBS02 46lb ~$2049, Deadeye Monster Single Speed BBS02 42lbs <$900, Bullseye Monster 8-Speed BBS02 46lbs ~$1750, Ace Single Track Full Susp BBS02 9speed 40lbs ~$1500, Cheapo Commuter BBS02 8 Speed 45lbs ~$780, Walmart Dolomite 7-speed 59lbs BBS02 ~$700, Deadeye Monster 6000W Ascent Nexus-3 IGH 45lb $2868, Sniper Full Susp Ascent 3000W 10sp 46lbs $3520, Deadeye Monster Cyclone N171 57 lbs ~$889, Soul Stomper 3 Speed IGH Cyclone 63lbs ~$1268, Luna Apex 2500W 28Ah 2500W Ultra Max $5499, Luna Rhino 5000W Cyclone 3Sp IGH Cargo Fatbike $3350 80lbs, Luna Giant Anthem 2 BBSHD $3779 Ludicrous 50Amp opt, Luna KHS 3000 10 speed BBSHD Ludacris $2849 50lbs, Luna Ruckus $1899 65lbs BBSHD 8 Speed 50Amp opt, Luna 96v Custom Apocolypse Racing Scooter, Luna Apocalypse 3000W 2WD 35mph Kick eScooter, Biktrix 2016 Juggernaut BBS02 7 speed $2499 USD, Sondors ebike Single Speed 59lbs 350W $499 + $194 Shipping, Sondors DIY 12T Mac AWD 2600W 74lbs ~$1871, Felt LEBOWSKe 11 speed 48lbs Bosch 400W $5799, e-Fatbikes Reviewed by Electric Bike Review, 30′ Tall Puppet and 4 Person Mutant Ebike, Troubleshooting Problems On Your BBS02 Unit, Hallelujah! Since I still like some power I decided on the 750 W Bafang BBSHD motor for that build. I have managed taking the controller out of it’s ver b casing and into my ver a casing but the unit will only run at PAS 3 and intermittently – any suggestions ? Thank’s. Ho[e that helps. The pinion gear is also different between the different versions, On the B version the motor case is printed with BBS02B, with the original A version it just says BBS02. This amazing display is discrete yet still provides all the information you need in a tiny package. Bafang BBS kit repair, bbs01, bbs02, bbshd maintainence, electric bike downtube battery manufacturer, customized battery packs building, KT kunteng controller and KT LCD meter distributor, electric bike parts, you can find all the e bike parts and bafang bbs parts you need in Greenbikekit.com Rotor width on v2, the motor appears to be the same unit. I’ve bought a lot of hub motors over the years, but mid drives are all I ever ride. In other words no matter what PAS i’m on (1 or 9) if i need more power i can just hit the throttle and it works. As you can see on my pictures, I integrated several connection possibilities on the outside (and made all cables modular for easier swap-on of the motor block or defective cables on different fully-integrated bikes), so I could use several of the “onboard”-functions not usually accessible from the outside, as well as the two additional thermistors which I installed. I want to know if there is anything off the old motor worth saving or should I just bin it? The BBSHD is often run at 1500W, so the Bafang Ultra should easily be able to handle 2000W or more. YouTube videos helped, especially in setting up the controller. Read this review based on my experience installing these engines on numerous bikes. The “rubber washer” is a standard lip seal quite common on industrial electrical motors and pumps its made out of a steal with rubber on the outside. there is no way you can get round the outside of this washer. Post was not sent - check your email addresses! Just wipe off all the grease you can and pack the primary side with the mobilgrease 28. Installing the kit only took about 45min to 1hr The hardest thing about this project was not installing the kit but removing the stuck fixed cone from the bottom bracket. Weird idea that something ruins “my business”, if you have not even the knowledge if such exists (it doesn’t). This is my second bafang mid drive. Powerful, fast and quiet Bafang BBS02B street legal mid-drive motor. Overall i think Bafang have made a good product they just want to make more money and that’s why they have rediaignd it with a minimal of compatible parts. Now I know why the only one i found is a newer version, it seems that is for bbs02b. thanks for your reply. cant get any further till i get the locking not tool. But I’m between BBS01B and BBS02B. it is a washer, originally with 1 or 2mm or rubber coating which i have scraped off trying to get further. I was in PAS 1 just starting to pedal and it took off 0 to 24 in 3-4 sec, stop pedaling and the speedometer goes rapidly back down to 0 then the battery symbol on the display starts flashing and then NO POWER. The circular plate is different as are the pinion gear, bearing & nylon gear. These motors are very similar to the BBS01 in all ways but offer a lot more power. i´m from austria and have experience with 500W and 750W bbso2. Good Price. its not the rubber bung, mine is even worse. just bang away on the outside of the washer till she buckles. So I just installed my new BBSHD in place of my BBS02. The HD is too powerful and spins too fast (130 rpm) to have much of a bicycle feel. It oftenly does not fit in a term which would connect its outer rounded edge on the middlewith the case cover. I guess I’ll do the same, although it doesn’t look like there is much that remained the same. I ordered within two month from the same dealer in China a BBS02. This is the second version of the stabilizer bars targeted for stabilizing full suspension and hard tail bikes. Another difference or bad listing of the sellers…. Hope someone can help me since Bafang and my supplier in china does not respond to my email. When you pedal there is never any resistance, unless you are allowing the motor to bog down. Is it possible to buy new I hope this one last the longest. be sure the needle is inserted the farthest you can before prying or you’ll just destroy the rubber. I have try and was not able to lift the plate. Installing the motor was fairly intuitive which was good since it came without instructions. It’s much easier to just do the secondary side which only takes 5 minutes. thanks for you and your job in this page, this is really great what you have done! Required fields are marked *. I took a dentist’s pick and used that, worked well. This is the second generation and all of the flaws in the original product have been corrected. Can anyone help, suggest something to try ? The version B also has a rubber gasket that mates the controller to the housing to keep out water. Instead of fixing the firmware variable settings they somehow changed the programming on the controller to react differently to the same settings (factory default for TOS is still 25 on both versions). the cheaper the better, so long as it is confirmed to be compatible with these ego’s i already have. The only other difference I found was that the Version B does not have the rubber plug above the circular plate that houses the nylon gear. The motor itself is physically the same as the lower powered BBS01 250w / 350w, the … here are a couple of photos. BBSHD is Bafang’s flagship mid-range engine. I’ve documented it at endless sphere for those interested. I ordered a bbs02 from Paul that I received two weeks ago. You have any more pictures or video’s of this? is it possible for the 36v 500w system with the irfb3077 mosfet?. Maybe I need to get the Rohloff for this Fat too? Thanks for any help you can provide! Bafang seem to say the upgrade to version B has improved “waterproof, stability, power, energy” the waterproofing upgrade catches my eye, has anyone had problems with this on the A version? these are the p75 types , as you write they are bad in quality. yes, its the same. I have made a dozen of BBS02 bike conversions without any issues. its not the rubber bung, mine is even worse. i removed it twice so far, last time was 3 weeks ago because strange noises were coming from the unit was hot. That is probably all you have to do. To my surprise, Bafang did a complete redesign of the BBS02 without telling any of its US based dealers what they were doing and released it without any fanfare. I received it in a little over a week from China. Easy fix but annoying! Since it is red colored so it shows if it leaks into the primary side, just for fun u know. because of your explaination we could repair and since one year it runs properbly. Its still cold where I live so I haven't done much riding but when I have It has been awesome. Ive used both BBS02A and B. I am thinking of buying this kit to install on my trusty Trek 930. Its the cheap components that comes with it that will always fail first. When you are ordering parts to repair your BBS02vB make sure that your Bafang parts dealer has some idea of whether the parts they are selling you are for Version A or Version B. This doesn’t result in a problem but there’s more: the MosFETs are mounted on the primary cooling half-round aluminum piece, which is a good intention for quick assembly.