Alfine is a highend product line with 8 and 11speed hubs. I got 1st as free gear and 2nd and 3td, both equal to original 2nd gear. This dealers manual is intended primarily for use by professional bicycle mechanics. This manual describes complete disassembly and assembly of the shimano nexus 7. On my wifes bike every now and then it makes a noise while riding that sounds almost like the chain rubbing on the tire yet no rubbing is occuring. Shimano nexus internal geared rear hub roller brake o. I got the same behaviour as described before misengaging at higer speed.
Shimano nexus 3 owners manual owners manual for the shimano nexus inter 3 coaster brake sg3c41. We have 1 shimano nexus inter7 manual available for free pdf download. With a reliable, internal 3 speed mechanism, the shimano nexus sg3c41 hub has an integral coaster brake. If an unusual noise follows any shift, or while pedaling, your shift cable may need to be adjusted. Shimano nexus 3speed hub problems bicycles in newcastle.
Hold the two bevelled surfaces of the hub axle in a vice. Info free download books shimano nexus 3 manual printable 2019 we all know that reading shimano nexus 3 manual printable 2019 is helpful, because we are able to get a lot of information from your reading materials. Shimano nexus 3, 4, 5, 7 and 8speed hubs are currently in production as of 2014. Hello friends, ive been riding my new worksman lgb for 2 days now, pretty nice ride. Shimano nexus 3 speed manual printable 2019 read ebook online at rhodeislandonline. The shifting is done automatically the automatic unit ai.
Sg3r40 shimano nexus 3 speed hub whipower roller brake inter 3 hub brim31r interm brake 2 m i n. Hold the two bevelled surfaces of the hub axle on the sprocket side in a. For carrying out maintenance, the use of shimano internal geared hub. How to strip and rebuild a nexus 3 speed hub youtube. Dealers manuals, user manuals and parts lists for all currently supported shimano 3speed hub models is accessible with this search. Do not use them with any other roughly 1 minute after stopping the bicycle, the energy saving bicycles. Watch as pete on the mechanics shows us how to adjust a shimano nexus internal 3 speed hub on a sixthreezero classic edition 3 speed beach cruiser bicycle found only at. Unlike the modern nexus 3 speed hub but in common with the aw, when cable tension is relieved, the hub defaults to 3rd gear. Turn the shift mechanism locking to the left and the shift assembly slides right off. The comparable sram 3spd hub w coaster brake weighs in at 90g, or 3lbs. Shimano nexus 3 manual printable 2019 read ebook online at dailyalexa.
I am wondering if an older 3speed shimano thumb shifter has the same pull length and cable nipple as the nexus. Bicycles stack exchange is a question and answer site for people who build and repair bicycles, people who train cycling, or commute on bicycles. Database contains 1 shimano pd7900 manuals available for free online viewing or downloading in pdf. Upgrade your ride with this easy to install, smooth, and durable shimano 3 speed wheel set. Another way to tell that this is shimano is that the cable chord goes straight into the adjustment knob, which goes straight into the body of the shifter. Technical service instruction, service instructions manual. With a reliable, internal 3speed mechanism, the shimano nexus sg3c41 hub has an integral coaster brake.
Shimano sg7c16 7speed coaster brake parts list one of 3 versions of the shimano nexus inter7 coaster brake hub on the market. This is the most common 3speed internal gear coaster hub on new bikes. Information on how to maintain and rebuild nexus 3speed hubs is in pdf documents linked below, now accessible only on the internet archive. User manuals, guides and specifications for your shimano deore xt bicycle accessories. It is the nexus model, which is written on the body. Shimano nexus internal geared rear hub coaster brake o.
If your singlespeed cruiser is having some difficulty climbing hills or your city commuters derailleur is constantly getting damaged, an internal hub is for you. Push the snubber wheel to the right latching position on the axle. In the basic instructions below we show the main points for attention. There are other nexus7 hubs that seem exactly the same, e. Shimano nexus alfine 8 speed how it works duration. The shimano threespeed internal shift system figure 1 consists of those parts of the bicycle which allow you to shift gears including the shifter, rear hub, and shift cable. So nexus itself seems to be working, but the pin is not returning to correct position when going to higher gear.
It is recommended that you use only genuine shimano parts. Shimano nexus 3 speed internal rear hub wheel set comes with both front and rear wheel. Database contains 2 shimano deore xt manuals available for free online viewing or downloading in pdf. If parts such as bolts and nuts become loose or damaged, the bicycle may suddenly fall over, which may cause serious injury. View and download shimano nexus service instructions manual online. I have a bike with shimano nexus 3 gear, and its stuck on lowest gear. Turn the brake arm unit upside down and hold the two bevelled surfaces of the hub axle on the sprocket side in a vice. Mar 24, 2012 chances are wherever you bought parts for it assumed that there is only one size, but their parts catalog usually just says nexus 3 pushrod, and doesnt indicate the length. Shimano nexus internal geared hub coaster brake 3speed. Hang the drive belt over the bottom bracket of the frame and follow the instructions in this manual for mounting the gates carbon drive belt. Ive put the bike on my stand and of course cannot duplicate the noise. However, if i move shift pin that changes gears it changes the gears.
Owners manual for the shimano nexus inter3 coaster brake sg3c41. Saving a shimano 333 3speed hub chester cycling and. The nexus 3spd hub is relatively inexpensive, and will afford multiple gear choices on a bike that is unable to mount a standard derailleur. Installation was very easy and required a simple, easy adjustment for smooth shifting. Shimano nexus 3 speed manual printable 2019shimano nexus 3 speed manual printable 2019 is the best ebook you want. Owners manual for the shimano nexus inter 3 coaster brake sg3c41. You can shift gears anytime, while standing still, pedaling or coasting. Shimano nexus 3 sg3c41 2 and 3 gear problem ring gear.
This is the most common 3 speed internal gear coaster hub on new bikes. Today, were going to work on internal multi speed hubs. In addition, do not use any hub dynamos other than function is activated and the liquid crystal display turns off. Shimano nexus internal geared hub roller brake 3speed. Unhook it from its groove and get a screwdriver under it. Now, the first thing you want to do is go up to the shifter on the handlebar and put it into second. Sturmeyarcher dealer who is equipped to replace these. Remove the right hand dust cap a with a screwdriver. Shimano nexus 3 sg3c41 2 and 3 gear problem ring gear unit repair.
Nexus inter7 manuals and user guides for shimano nexus inter7. Users who are not professionally trained for bicycle assembly should not attempt to install the components themselves using the dealers manuals. Hold the two bevelled surfaces of the hub axle on the brake arm side in a vice and remove the dust cap with a screwdriver. Aug 07, 2015 shimano nexus alfine 8 speed how it works duration. Chances are wherever you bought parts for it assumed that there is only one size, but their parts catalog usually just says nexus 3 pushrod, and doesnt indicate the length. If after adjustment the noise persists or grows louder, stop the bicycle and try to locate the noise. The shimano nexus 3speed internal hub and shifter set is a great upgrade for your bike. Fantstic, easy to install, and smooth operation, the shimano sl3s42e nexus 3speed revoshifter was purchased along with the shimano sg3c41 nexus universal hub kit, 36h, 3speed w coaster brake to convert my singlespeed beach cruiser. If necessary, ask your retailer to identify and correct any problems. The wife and i just bought a pair of new cruiser bikes made by electra with shimano nexus inter3 hubs. However, while it is lighter than other quality geared hubs, it still adds a bit of weight to the wheel. Info free download books shimano nexus 3 manual espa ol printable 2019 everyone knows that reading shimano nexus 3 manual espa ol printable 2019 is useful, because we could get a lot of information in the reading materials. User manuals, guides and specifications for your shimano pd7900 bicycle accessories. The electricity to operate the automatic unit comes from the dynamo generating front hub.
These instructions explain how to inspect, adjust, and lubricate a shimano nexus internal shift system, either 4, 7, or 8speed. Alfine hubs feature fancy features including optional hydraulic disc brakes and electronic shifting. May 27, 2011 like the modern nexus inter 3 hubs, the 333 hub shifts via a bellcrank mechanism which transforms cable pull into a pushing action on a rod which sits inside the axle, changing the gears. Shimano nexus service instructions manual pdf download. Cycle computer 24 pages bicycle accessories shimano flightdeck sc6500 service instructions manual. Hold the two bevelled surfaces of the hub axle on the sprocket side in a vice. If any part of the information on the manual is unclear to you, do not proceed with the installation.
Remove the lock nut for left hand cone and the left hand cone with dust cap from the hub axle. Shimano nexus 3 manual espa ol printable 2019 read ebook online at brazilfilmfestival. Ive removed part no 2, 3 and 4 and put the rest into the hub. This article will discuss the shimano coasting system. Shimano nexusalfine 3, 4, 7, 8, and 11speed technical. Shimano nexus 3 stuck on lowest gear bicycles stack exchange. Page 1 si7bf0b service instructions page 2 the dh3nb1qr and dh3rb1qr hub dynamos are for use will damage the unit surfaces. May 04, 2006 the wife and i just bought a pair of new cruiser bikes made by electra with shimano nexus inter 3 hubs. The shifting mechanism is enclosed, keeping the shifting system lubricated for low maintenance. There are other nexus 7 hubs that seem exactly the same, e. Shimano nexus 3 owners manual owners manual for the shimano nexus inter3 coaster brake sg3c41. The shimano nexus 3 speed internal hub and shifter set is a great upgrade for your bike.
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