It's probably worth making sure the belt is tensioned properly though. If you find that you frequently have to readjust the shifter cable your issue may be that the nut on the cable that attached to the hub is slipping. This had become loose, which is what allowed the binding to happen. This was no good at all and clearly had not been test ridden at all. guanacaste northern costa rica. Commuter bike for better performance: less weight, or internal gear-hub? After a few months of riding, I started to experience some small issues with my gears. Indeed, it must be tightened at a very specific distance from the end cap on the cable housing (I think its 145mm for the Nexus/Alfine 8, and 184mm for the Alfine 11), which is why Shimano makes the highly-recommended TL-S700(-B) ruler: https://www.sjscycles.co.uk/tools/shimano-alfine-tls700-inner-cable-fixing-bolt-setting-tool-y13098024/ If the spring is not pulling, there is no way the cable can push it into lower gears, so it pushes out of the shifter instead. In addition to an incorrect cable routing, you are looking at the wrong points for the adjustment. Also it can freeze in the winter (still works, but need to change gears by hand on the lever on the hub) and this could also cause skipping because it would stick between gears. What is "Rosencrantz and Guildenstern" in _The Marvelous Mrs. Maisel_ season 3 episode 5? First make sure everything is assembled as it should be (adjuster barrel not completely detached from the shifter, no kinks in cable, end of cable attached to hub and wrapped around cam correctly, etc.). While I love everything about the belt, the Alfine hub gives me grief: under high(er) torque - think fast acceleration from a stop at a light - it skips/slips for about half a rotation and makes a lound cracking/crunching/slipping noise. Help! I thought I had to align it using the nuts close to the hub but this put me right. The Alfine one works ok. On the 7-speed, it is the grooves machined into the surface of the metal cassette joint components which need to be aligned. All you need to do is replace the end of the chain case (slot it in at the bottom first, then click the top bit in) and youre ready to go. Cascades and yet again cascades, of semen. Shimano calls that nut the inner cable fixing bolt unit. To learn more, see our tips on writing great answers. The SG-S7000-8 on my wife's commuter was slipping on first and fifth gear. I would go and do one last attempt of tightening the belt if I was you: I had to tell my mechanic to tighten the belt and he almost refused and insisted it was "tight enough". The whole system relies or very precise tolerances. I was going to go into a description of which way you need to rotate it, but on reflection its much easier if you just turn it a little bit and see which way the yellow marking has moved. No, skipping under load is absolutely not normal. best options, Nexus IGH reluctant to shift after applying load, Shimano Nexus Inter8 hard to twist grip shift in higher gears, Shimano Alfine 8, properly adjusted, doesn't downshift from 5 to 4. Cyclocross and Gravelbiking (Recreational), Long Distance Competition/Ultracycling, Randonneuring and Endurance Cycling, Track Cycling: Velodrome Racing and Training Area, Classic Hybrid ? Also, being used to freewheel gears, I feel that the force I do is laggy, Im not over torqueing, it just feels spongy. As its working properly, Ill just leave well-enough alone. If you want to eliminate clunky and uncertain gear changes, the two yellow markings have to line up (they represent the fixed part of the hub itself, and the rotating adjusting section, that actually shifts the gears inside the hub but thats not too important). I had the same problem and your directions and YouTube link saved the day. Ive had my Azor omafiets for just two weeks and the gears were slipping (mostly from 5th to 4th/6th). Broken bottom bracket? The first time Tredz sent it back to Cube they replaced the hub internals. Thanks. thank you very much for the info. Tim, thanks for the info. As an aside the knurled adjustment has a click every quarter turn to make it even easier. Maybe its easier on more modern versions of the Nexus, but my 20 year old Gazelles 7-speed is truly, as someone remarked on YT, diabolical in its arcane contrivance. My guess is that grease works fine because it wont pick up grit or grime like an exposed chain would. Even the repair shop had difficulties adjusting that, and had to order a special tool for it. How to prevent Alfine 8 from "skipping"/"slipping under load? The second time Cube replaced the whole hub. Hi: Essentially the fixing ring is not a reassuring tightness when it is put in position and rotated. Dutch bike repairmen dont remove the whole rear wheel. it should include the adjustments to synchronize the shifter and the Shiftee, the hub. I have no idea. Diff-in-diff parallel trends with a positive outcome. For additional help, you can reach us by email at [emailprotected] and phone 888.796.8227. But since I like to ride out into the countryside, there is really nothing to recommend hub gears as far as Im concerned. The parts appear to be all correct the kit was supplied by the wheel builders. Thanks. The updated manual is https://si.shimano.com/pdfs/dm/DM-CASG001-02-ENG.pdf page 27 diagram 4. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. I too, consider myself reasonably adept at things menchanical. Ask them to verify it's aligned properly and works in general. Thank you. I have experienced exactly the same problem ie popping/skipping under load. An important thing: At least on the Shimano Alfine (so it might also be true for the Nexus), the barrel adjuster (knurl) contains a spring: You must first pull the adjuster outward, before turning it one way or the other by a quarter turn. Just wanted to say thanks very much for taking the time to put these notes and photos up. The problem has nothing to do with yellow marker alignment or belt tension, otherwise cube would not have replaced the hub and internals twice! But Ive since oiled by chain with standard lube (just because I dont have any grease!). The problem results from the gear cable stretching with use, meaning that it is no longer pulling the parts of the hub gear into the proper position for smooth gear changes. Asking for help, clarification, or responding to other answers. What would realistically happen after a gravity magic spell is cast? I have an Alfine 11 (so very similar) and I had the hub replaced 2 times on warranty because of this skipping problem. Thank you! worked immediately and simple. It also does skip when misaligned as mentioned in the other answer and yes it's tricky to get right and tends to misalign over time. This solved my problem. https://aseasyasridingabike.wordpress.com/2013/02/01/a-simple-guide-to-adjusting-a-shimano-nexus-hub-gear/. Meaning of 'glass that's with canary lined'? I.e., it happens when you are accelerating from a stop or low speed? Contact Us - Ever since he did it even more, the problem has vanished entirely for me. Then I squirted a mixture of WD40 and spray cooking oil (olive oil) into the space behind the belt drive gear. the cable guide should be horizontal with respect to the chain stay, either pointing towards the crankset or away. Change), You are commenting using your Facebook account. it's easier to have a shop look at it for you. Thanks for the tip (and saving me a trip to the bike shop)! Wonderful! I had the classic 8-speed backpedal clutch-slip blues, but instead of taking it apart, I took the wheel off the frame. Ive put oil in the cable housing, cleaned the cable spring clamp The cable is well adjusted because it shifts fine once its in place. not connected to gear changing). Is this always in one of the lower gears? There is a simple finger turnable lock ring that holds the cable cassette on the hub. If you make your purchase directly from ElliptiGO, you can return an item for any reason within 30 days of purchase for a full refund, less return shipping charges, if any (expedited outbound shipping charges will not be refunded). Any returned item that is damaged or is missing parts for reasons other than our error may receive a partial refund, which we will inform you about upon receipt of the return. Have you contacted Temple Cycles? I had the same experience with my Cube Hyde. Temple Cycles - Classic Stylish Steel bikes UK, Gearhubs demystified and other cool stuff, file:///C:/Users/Production/Downloads/DM-SG0004-00-ENG.pdf, https://www.koga-signature.com/docs/mnce-manual.pdf, Sturmey Archer X-RF8 (w) IGH shift from gear 1 to 2 not engaging. Tacoed wheel? If not, then I hope it is of some use, if you have a gear set-up similar to mine. oh yea, I think this guy might have put on the dropout washers on wrong. Mark, thanks a lot for this very helpful reply. Also there are very specific requirements about positioning of the nut on the cable. I followed your steps this morning (more or less, my chain case is different) on my WorkCycles Oma and it worked. You could be simply mashing too hard and pulling the cable - even a millimeter would throw the planetary gears out of alignment and cause problems. Like the user Prawsk, I have a Batavus Lento Weekend, great bike but I definitely dont like the gear hub (Nexus 7), it gives me trouble. It seems everyone's having the same problem! Thanks for writing this down so clearly, really useful! Done! The prospect of requiring, say, the replacement of a rear inner tube on the side of the road in fading daylight, is out of the question. I am get hold of the cable arm and wiggle the whole cassette slightly which I think is wrong. What an easy fix. Ive been running a 2nd hand nexus 7 with an electric motor (mid mount). If you are thinking of returning a product to ElliptiGO for any reason, please keep the box and all original packing materials for the return shipment. Do NOT force-turn it (like some idiot did it on my bike, with a wrench, and ruined the shifter). my situation doesnt allow me to just go to the next bike dealer. Alfine owner here whose hub is slipping after having changed gear. (videos). Why the man in the shop couldnt have pointed this out I dont know, and the paper work that came with the bike was as much use as a chocolate fire guard. Classic and Vintage Bicycles: Whats it Worth? Making statements based on opinion; back them up with references or personal experience. Good luck! Is it legal to download and run pirated abandonware because I'm curious about the software? I thought I recognised it, but I was wrong. On my Nexus the two markers are perfectly aligned, but its in fifth gear, not fourth gear, and the second line doesnt even appear in the box when its in fourth gear. Terms of Service - Gradually increase your gearing until you hit your desired speed. Next time it goes into the LBS; ask if they can get the secret reverse gear working, too ?
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