Bafang is designed for the city, and uses technology that may not be ideal for mountain biking, fitting cranks are square the original cranks of which are not very rigid and no strong. diameter, approximately 16.5mm on Bafang, against 24 or 30mm on the LIFT . A visual inspection of the connector should show if arcing has damaged the contact points. -The LIFT system is square Golden Motor; Bafang; Other; Home; Brands; Bafang; Sort by: Bafang. after 800 awesome miles my BBS02 suddenly has no power. When the mosfets fail there is no way to tell it from error codes or the programming interface. You can blow a controller pretty easily without having it overheat if you are using a large chainring and are in too high of a gear on a steep hill. no response. ( Log Out /  This grease can break down the nylon and cause the gear to fail prematurely (as shown above). Having said that, I’ve installed a lot of these motors and the noise shouldn’t be much more than an audible whine. To convince you, look into our compatibility chart HERE, most bikes we quote are box-type PF30 / BB30 / BB92 or Throttles rarely fail. Wheel Kit Parts. requires if we want to change the the addition of an adapter interface to return to traditional 104mm 4 points. If it is out of warranty, Bafang still can repair for customer, but the concerning material cost, labor cost, freight etc. The motor and mechanism used by the big brands are usually very complex, full of electronic devices and difficult for the user to repair. A simple example to euro).- Usually 2 speeds on the k7 locked.- The weight Perfect ground clearence with 38t sprocket. Bafang, one of the leading manufacturers of e-mobility components and complete e-drive systems, has been developing components and complete systems for electric vehicles since 2003. This happens for all the industries like phone, shoes, clothes,high tech… so that always seem good because they add some nice carbon part's, or nice aluminium "bling bling" anodized part's, but You will need to remove the axle and then remove these large Phillips screws (they are replaced with the much preferred hex screws on the Bixtrix 100mm drive unit) apply locktite and replace the screws torquing them down as hard as you possibly can without stripping them. The performances are not bad but the big problem Make sure you replace it with the right one (R goes on the drive side, L on the non-drive side). Low quality pulley without sealed bearing. For are for the moment because Chinese economic reality does Most powerful Mid-Drive PAS motor just got … -6- Average Reliability of mechanical screen is very exposed to breakage to the mtb, for information, the cost of a. it mounting ISIS developed by the Canadian brand Race Face and still use now on Race Face crank (models ATLAS, EVOLVE, RESPOND...). The most common of these codes is the 21 code which shows a problem with the speedo. Many brand speak about the torque at rear wheel, so on the lift-mtb systeme you can change this ratio to have a better compromise. Wait 5 minutes before starting off again, if you’re on a steep 20% grade hill then I usually will just walk my bike to the top as the motor cools. Ideal ratio 8t x 38t, for around 100 rpm ideal speed crank. The reason this has happened is because your lock rings at the end of the axle have loosened. exemple on the Bosch or Yamaha the controler is Inside the motor and you can replace it only withe the original part's from Bosch or On the lift system we use a standard Battery is 48v 17,5Ah. tia. ), It whats the best way to share these designs? close. powered up unit (still disassembled) and wiggle tested all connectors with throttle applied. The chainring wiggles laterally on the bike and the pedals wiggle too. It still knows when I’m spinning the crank arms and accelerates. Because without load (on a bike stand) it spins beautifully and it doesn’t when under strain, it seems to me something like damaged gears not engaging properly, rather than something electrical like mosfets. If the watt meter stays on when power is applied then the battery is probably fine and the problem is on the BBS02 side. The square If you are using the throttle on power level 9 regularly then you must read this article on care and feeding of your BBS02 if you want it to not die a quick and untimely death. our. The BBS02 is no longer available as far as I know. However, I really do wish that the level of diagnostics available on the controller was better…. (motor ohms out less than 1 ohm, and no voltage output from controller) but before i buy a new controller want to make sure i’m not missing anything stupid simple. Bafang Mid Drive Lithium Battery Bafang Accessories Rear Hub Motor Feed couldn't load. Bafang is designed for the city, and uses technology that may not be ideal for mountain biking, fitting cranks are square the original cranks of which are not very rigid and no strong. arms are also not very strong and rigid relative to the model we use at LIFT-MTB. Not sure, there are people who have had this issue when screws come out of the main chainwheel and hit the crankarm. If your motor stops working and it has been under load the first thing you should do is put your nose right next to the unit and take a good long sniff. And that parallels all the problems of Bafang we know the frame thread is damaged... -4- A line of incorrect string:The Under load (myself riding or rear brake applied) it makes the bunch of (scary) clicks you mentioned talking about fried controller.   4- The motor hub has a given gear. -7075 aircraft aluminium plate , full cnc machined. designed for easy replaceable parts directly by user. -7- Performance and engine operation.The Many of these steps will have you swapping out components that you probably just won’t have lying around. Main Menus. Did my controller overheat and shut down or is the battery dead? I have tried to change the setting but with no results. amplitude much less interesting than on a LIFT model. diameter, approximately 16.5mm on Bafang, against 24 or 30mm on the LIFT . Push the drive unit against the frame and use locktite and tighten down the lock nut with a spanner wrench as hard as you possibly can. wide type, good quality cranks, many pieces to the generous sizing or chosen not to have a break, and robust materials that usually certified by European standards and its quality control in a This allows you to know when the unit is going to overheat and to stop feeding it so many watts before it does. MTB. I Have no idea what its going on and how to fix that! standard exists only on low-end bikes, mountain bike he disappeared from the mid of 90's and this is not without reason, that was not stroger ... When there is no load on the battery the voltage will quickly recover. If you find a fix I would love to hear about it. Other numberous point are adaptibility, and bad quality of each part's, you can see under some détails about that. occasionally the motor will turn if I flip the throttle on several times but that is it. Bafang BBS01B 250W 36V Motor, 17.4. informations. Some China maker use very big sprocket like to 52 or 72t for avoid to much speed on the crank, but that increase the ground clearence and the weight, that's decrease the probleme of speed, In so many ways Bafang’s BBS02 750W drive unit is a dream come true. So, I'm just $700 out of luck and into the trash-bin yet another shitty Bafang 8"fun" motor goes. quality and the performance. 3M quality stickers with choice of x5 colors. You can disassemble the LIFT system in 10 minutes, you can quickly modify your bike or fit it to another bike, You have a better mountain bike at - Pedal system reliability not necessarily optimal. A simple example to Welcome to the Bafang eBike Forum. If your BBS02 shuts off itself after a lot of hard climbing and won’t turn back on until you disconnect the battery and reconnect the battery then you either. sed So I just installed my new BBSHD in … Crankarms don’t line up in a straight line when you look at the bike from the side. option, possible reprogramming (available sometimes) etc ... And that parallels all the problems of Bafang we know ( Log Out /  It is almost impossible to have a good compromise, with a mid drive motor you can use the bike speed to match engine speed to the slope. The Just throw them away and put on new ones. https://drive.google.com/file/d/14dPRp7cNPxrz1yxDhNpF7BdkexE2Wre9/view?usp=sharing. frame not screwed into the frame. When climbing in a rocky road, especially when I make a jump and slow down, the motor stops giving assistance for one turn of pedal, expecially when assistance is really needed and in some cases I stop. Am I wrong? ade $30 for a fuel gauge that will take 150Amps and is an amazing must-have troubleshooting device. The first one the motor would not stop after I stop pedaling, at first it was an intermittent issue and then it happens all the time. original sprocket is the Chinese standard ... (so no standard at all ...), it understand: try to run with 1 weight of 2 kilos on arm rather than in a backpack or bag against you. That's anti-physics to use such a system on an Token invalid. If you have a 100mm drive unit and the unit is loose then the axle extension may have loosened up or stripped the tapped threads and pulled out. - Especially if like us you break the itself, cable Optional battery often, often trigger close. There is a infinitesimally small chance that you are lucky enough to have a code display on your BBS02 display. i posted the mods below. All of these are very easily determinable with just programming. Bafang use Having more than one drive unit is a great way to swap parts around and find out exactly what is wrong. But in reality it is very disabling. The drive is simple, all components are readily available at low prices.everything is So not easy to sell your used bike without motor  if The Bafang has a display that gives information that These are city bikes engines, and some people try to adapt it for mountain biking use. Be careful not to get any black heavy axle grease on the white wheel. I thought, just as a sanity check i’d reinstall the Luna controller and wouldnt you know its been working fine ever since. Imagine that you have only a single This was first posted on endless-sphere.com by user “Dogboy1200”. Optional battery often, often trigger When you start troubleshooting the BBS02 the first thing you need to figure out is the problem with the battery or with the drive unit. Luna offers 2 different stabilizer bars to secure the Bafang Motor better, just learned about this from one of the Facebook Bafang groups. bike modeled using bottom braket type Press PF 30 / BB30 / BB92 , that's incompatible with Bafang the system, The ISCG Squar axle on the crank axle, poor steel quality. This is for all the motors. When Luna started selling its X-1 Enduro bike this summer powered by the Bafang M600 drive there was a lot of excitement. Heavy steel classic (non narrow wide) sprocket. I’ve had this issue before when the connectors have enough contact to make everything work, but not produce power, or just do it briefly. Brand new bbs02 250w with brand new 36v battery and 850 display. A You can also replace the mosfets yourself with ones that don’t suck from Digikey but it’s not for the meek of heart and not recommended. bike modeled using bottom braket type Press PF 30 / BB30 / BB92 , that's incompatible with Bafang the system, The ISCG No axles size choice, only BSA 68/73 compatible. (see I just cant put any human watts through the pedals/cranks, they spin freely. BOSCH or Yamaha motors are very good products for people who want a quiet, peaceful bike ride. 1- On a hub motor, the masses are very badly distributed. If we add all the required options on the Bafang kit for this approach the level of the LIFT-MTB in terms of adaptability (but does not reach view that our system is patented): Set adapter plate Bafang employs about … If either of these two things happen after unplugging the battery waiting 60 seconds and reconnecting the battery the unit should power back up and work properly. PAS level 7-9 are plenty strong not to use throttle too much. Out of stock at Lunacycle, try California ebikes. The Bafang does not allow you to keep a line of proper chain with a 104mm plate, you will have to generally lock two cog on the cassette, which limits you to a much lower staging and a speed of bike use) and the attachment, the We come from the high level competitions in downhill Too much torque on the lock nuts shreds the rubber washer. - Q factor not optimal. points that do not satisfy us. frame not screwed into the frame. system. no evidence of water, grime, chafing, or damage. MTB. our test bike to develop LIFT-MTB) With the the primary gear réduction to make the shorter or longer réduction, depending on what you need (couple or max speed) . If you are unlucky enough to have this happen then most likely the nylon gear has failed. The problem is this. In short, the difference in fare usually found to 200 euro between the two kit is not huge. Melted motor windings can lead to a motor that doesn’t power up at all and acts nearly identically to burned out mosfets on the controller. However, eMTBs should be cleaned of dirt after each contact with water or mud, so that no water settles anywhere. or at the other end of the world. It is the newest BAFANG version BBS02B! original sprocket is the Chinese standard ... (so no standard at all ...). and reduced adaptability. clearance:It Of course use of such materials and quality of technical solution that is expensive, so we designed the system to be effective and reliable, but in a logic of fare content, we can maintain that Now the Bafang lock ring can be threaded on to the motor axle. 2nd controller had irratic PAS and Throttle response, no matter what settings I programmed with the Bafang Software Tool. Bafang impossible to mount and unmount the system quickly because it requires disassembly of the bottom bracket each time to return a version to another.It staggering 1 times 11 or 10 speed and assist by an electric motor you will pass everywhere and it's easier ...Also noted that the Q factor is not optimal with this LIFT-MTB we wanted to create an efficient system has a correct price, to make a popular, so we indicate a price for ready to ride systeme . I recommend putting the axle in a bench vise and getting a very large Phillips screwdriver and then attaching vise grips to the screwdriver handle and turning them with all your weight on top of the screwdriver. the primary gear réduction to make the shorter or longer réduction, depending on what you need (couple or max speed) . Ultimately Luna told me my controller was fried and I should replace it. fast. I am having exactly the same problem. - Usually 2 speeds on the k7 locked. When you get the BBS02 drive unit directly from Bafang, Ebay or many non-reputable Chinese vendors the PAS0 level will give you no throttle at all. Video for explain the difference with motor hubs and BAFANG bbs. My pedal assist is acting Crazy! The best course of action on fatbikes is to twist the speedo up or down out-of-the-way then remove the tire for service and then twist the speedo back after the tire is remounted. seem clear that the motors hubs are fine for city bikes, tricycles... but not good Mountain biking. If the watt meter shuts off then that means the BMS on the battery is cutting out and the problem is on the battery side. The original aluminum crank centered and suspended as a crank engine, this leads to many problems. P.A.S version available, with easy and ergonomic  ajustement. We developed and patented the LIFT-MTB system, for On the lift system we use a standard So we made the choice to have a system that a little shorter gear reduction for have a better ration If the ebrake sensor is busted or accidentally active then the drive unit will not do anything when it is on and the display is active and you will think it is a dead controller. They are not 100% efficient on hard track compared with LIFT the reasons are : All bikes equipped with a Yamaha or Bosch motor, have low level equipment and high level price !!! The higher your voltage is the worse the problem seems to get. The Bafang motor will fit both of the bikes you have, as they both use threaded sealed cartridge bottom brackets. -2- The limited ground We made in France a lot of part's like that's more expensive than china but the quality is really really better. Make the best quality is expensive - the speciality for most chinese companies is to do a product who looks like yours, but without the expensive product part which is making at the end, the On paper, it was an inert mass of 3 kg see 4kg; moving, it becomes exponentially heavy ...In reality such a system, a 20 km / h will I treat it very gentle now, hardly use throttle very long more for pulses to get up to speed. It will be a good power for climbing well, or at high speed to go Imagine that you have only a single Bafang had a run of BBSHDs with a large number of failing displays during early 2016. well. consumption, torque and over head probleme but that don't solve these problèmes. 60 year old squared spline standard, now no appropriate with actual use of mountainbiking. The problem The Bafang hub motor has internal planetary gears, so it is noisier than a direct drive hub motor. Finally, according to arms are also not very strong and rigid relative to the model we use at LIFT-MTB. I have NO explanation. - complex instalation Unplug the connectors for both ebrakes and the Giant Green Button (if you have one) before testing anything else. What they really hate is being in too high of a gear with too slow pedaling cadence on too steep of a hill. Please let me know if you have found a workaround. Just like Goldilock’s and her bears your bearing tension has to be just right. My advice when you buy a BBS02 drive unit is to buy two instead. You have a better mountain bike for less money. Fuck endless sphere; they were the least helpful when I needed help the first time (and why the fuck is endless sphere functioning as Bafang's technical support). Inside or outside version depending the frame. Bafang BBS parts Bafang front/rear motor parts Ultra M620 G510 parts Bafang M400 MM G330 mid motor parts. Sounds like the clutch. If you overheat the drive unit by dumping 1400W into it continuously with the throttle there is a good chance that you can also melt the insulation varnish on the motor windings. For example, if the controller would indicate the level of throttle input it would tell you if the throttle connection or throttle was bad. I’ve switched displays and done continuity tests on all the cables. Worldwide Free Shipping Use code EUNORAU to get an exciting discount All Hi Karl, great post! To convince you, look into our compatibility chart, For MTB If the plastic connector has started to melt or the contact is black and damaged then replacing the connector is recommended. If the item description for the controller does not list the newer mosfets like this one from lunacycle, then you should ask the vendor what mosfets it has before you buy it. not allow us to do the 100% made in France With a watt meter in line between the drive unit and the battery it becomes immediately obvious if the problem is with the drive unit or with the battery. Low aluminium quality on plate with many flex,so they need 1 plate on each side, more heavy and longer to instal. price with higher quality content elements The display shows power from 80 to 160w even while climbing and the assistance I get feels low, a bit like on another ebike in eco mode. Someone can help me? … Fixed. The original aluminum crank If your connector looks like this it might be time for a replacement. If you’re getting the error and everything seems fine then grab the connector firmly and wiggle it to make sure the unit has not broken apart and just appears to be fine from the outside. The Bafang BBS01B 36V 250 watt motor kit offers a good combination of strong torque, high efficiency with low power consumption and low noise output. Bye. You I have no idea how I got this much mud inside the drive unit. The connector can be broken but still look fine from a cursory inspection. is the weight and gearing. our test our LIFT-MTB system consumes just under a Bafang (comparison model BBS02 36v 500w). any ideas on the cause and solution to this issue would be good. On paper it misleads the consumer as it gets ... just weight! Almost anyone with very little technical know how can order a drive kit and 48v-52v battery pack and have it installed and running on almost any bike with 2-3 hours of work. As with any technical problem the first thing you have to do is break the problem down into a series of steps. Use eavy steel low cost part's so eavy system. The most common problem is that the … and some old drive GT-version still requires cutting ISCG studs in both cases ... -3- The Impossible quick assembly:With system. Regarding the motor noise. Put the female plug on the battery side to minimize shorting risks. (you can see Under more info about, narrow cleaned all connections with spray contact cleaner. have ISCG mounts, which almost all the rendrais easily incompatible with the model Bafang. and reduced adaptability. Best way to not fry or overheat your controller is with a temp probe. biking, taking into account not only current and future standard fasteners, but also constraints fastness bind to heavy use in all terrain constraints that we know I never am. It could also be a failed throttle where the hall sensor has broken loose and is activating without the throttle being activated. If you want to be through before you spring for a new controller than you can test your BBS02 will a different display and\or throttle but in all my time reading about failures on the BBS02 I’ve heard of countless controller failures and very few throttle failures (I think only one). controler for an another model with the same specs, Whether you are in France or at the other end of the world. Please watch my videos and try to understand. I’ve also heard of people having their cabling on the display break internally and getting the same 30 error. BAFANG BBS02B 48V 750W Mid Drive Electric Bike Motor Ebike Conversion Kit Mid Motor for Mountain Bike Road Bike with Optional 48V 11.6Ah/13Ah/17.5Ah and 52V 14Ah Battery 4.6 out of 5 stars 308 $470.00 - $535.00 create a product that does not exist on the market. If there is some play in the bearings in the planetary gear system, this may be causing the extra noise. increase the weight of your bike about 6 kg more compared to a conventional wheel ...it's called the gyroscopic parts in heavy use.The -MTB. There is a infinitesimally small chance that you are lucky enough to have a code display on your BBS02 display. mountain biking and enduro, as a rider in the World Cup downhill, or currently mechanic on the enduro world series, our kit is designed specifically for mountain The best quality have a price, everything that shines is not a gold ! Click to share on Facebook (Opens in new window), Click to share on Twitter (Opens in new window), Click to share on Reddit (Opens in new window), Click to email this to a friend (Opens in new window), Troubleshooting Problems On Your BBS02 Unit, 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, hex screws on the Bixtrix 100mm drive unit, How To Buy Your First Ebike Or Ebike Kit And Not Get Punked, No One Gives A Rat’s Ass About Your ‘Street Legal’ Ebike : Build Something Awesome, Because You Need To Start Exercising More Than Just Your Thumb : Bafang 1000W Max Ultra Torque Sensing Mid Drive, To BBSHD Or Not To BBSHD? may be noted that when mounted and intensively use the Bafang fixing type can damage the internal thread of the frame on the lower part or the first net, because the system is only pushed on the pieces or manufacture in France, for practical reasons and control qualities, but in an ethical concerns, of course some parts You My BBS02B works really fine on stand (no load) both on PAS and throttle. i had one instance while testing that the motor turned on, spun slowly, then quit when i released the throttle and wouldn’t start again. Kinda…, When the no power issue happened on mine, I did all the checks i could – cleaned all connections, even took the drive unit apart and ohmed all the motor fields. I’ m very disappointed because he motors stops working exactly when I need it. Most moderne mountain seem clear that the motors hubs are fine for city bikes, tricycles... but not good Mountain biking. fixation are incompatible with the system Bafang part has less cutting them. If the threads on the case have stripped out your only option is to convert that BBS02 drive unit back to 68mm with a 68mm axle and move the existing 100mm axle and axle extension to a new drive unit and re-tap it. Enter the M800 system. Very bad ground clearence with so big 48t or 53t sprocket, easy to touch and bend the sprocket. This occurs when your axle has twisted or bent. occasionally it’ll blip for a second, but then almost immediately stop. And that parallels all the problems of Bafang we know for Mountain bike use: - Console expose which is expensive if it breaks (between 130 and 150 euro). The new bafang 1000 BBHD will put out a maximum of 1600 watts and is the most powerful ebike kit ever and its a mid drive! Yamaha  by an authorized dealer ,  for the lift-mtb you can easily replace the controler for an another model with the same specs, Whether you are in France The BBS02B replaced the BBS02 a few years back. will not be able to keep your kit a bike to another, or sell it easily because no mountain bike kit easily adaptable to another model. the compatibility and performances. Instructions for programming your controller are here and the programming guide is here. These are perfect for urban transport but the problem is they are not designed with a. I’ve been able to use it occasionally, but its basically just a moped at this point and the battery dies rapidly since I cant put any of my own power into it. https://drive.google.com/drive/folders/1gqvb_eDRITrOKZJxmWF5GKFAhUGFl8xP?usp=sharing Battery parts Home > Bafang BBS > BBSHD parts; BBSHD parts. If your speedo magnet is gone the BBS02 still works just fine and if you want to shift PAS levels up or down just tap the ebrake and the 21 error will disappear and you can move up and down PAS levels for a few seconds before the error appears again.