Unless I set tension to the absolute minimum from the barrel adjuster, it won't shift down at all. For models equipped with a Pro-Set alignment block, first remove the Pro-Set alignment block. Most Shimano shifter have this where the frame has a cable stop (a notch to guide the cable). If you push it in towards the bike, you operate the shifters. 2. Pleas check out this short two minute video: Adjusting your Shimano 3-speed internal gears is a straightforward process that only requires one common tool. I just built up a Canfield N9 with a Shimano SLX 11-speed group. However, in order to benefit from the use of an Altus derailleur, it must be adjusted properly. You need to use a 2.5mm Allen key to adjust this one. 1 . As a result, sometimes it is necessary to "trim" the adjustment of the front shifter after changing gears with the rear, even if you are staying on the same front chainring. As per Shimano shifters, let the brake off before making changes and remember to adjust the cable tension when you’ve finished. Don't know what the problem was, but I spent a couple of hours trying to adjust the thing before giving up. Shimano response: The current version of Shimano 105, designated by model numbers of 56XX format, has a dual control shifter that is both double- and triple-crank compatible. Shimano Sora triple adjustment. Hello guys, I own a Trek 1.2 with a triple chainset, and the front shifter has recently been giving me nightmares. Adjustment of the front shifting lever (1) Low adjustment 1. There is enough cable travel to operate a Shimano triple FD. You will need either a 10mm open end wrench or an adjustable wrench. The derailleur is known for its low price, easy adjustability, reliability and shifting accuracy. How it works is that the lever is a vertical one that if you pull the lever towards you, you operate the brake. Adjusting barrel may be on frame or on shift lever. If chain is rubbing cage, turn barrel adjuster clockwise, or inward toward shifter body. Tighten or loosen in small increments until the shifting issmooth and feels well-adjusted for your needs. B A B A B A 1. I once tried a DA triple FD with my Campy triple drivetrain, but never did get it to shift well. If you find it hard to remember which button shifts up or down, think of it this way: pressing the larger button will shift to a larger chainring. 2. In order to adjust them, you can do several things: You’ll find the adjustment bolt on the inside of the shifter paddle. If barrel adjuster is all the way in or out there will be no adjustment possible. You must always start by adjusting the shift lever reach. This sounds familiar. Shift to innermost chainring and loosen inner wire pinch bolt. Check gap again. Repeatedly shift on to the biggest chainring, adjusting the high limit screw half a turn at a time until it does so without hesitation, but does not overshoot the largest ring. Shimano's Altus rear derailleur is an entry-level derailleur for mountain bikes. Shift the Di2 Front derailleur. Locate the high limit and low limit adjustment screws on the front derailleur. The one thing I noticed when adjusting my derailleur, was the SLX shifter had very little slack on the bottom and top end of the shifting range. by redbeard497. They should be marked with an H for high and L for low. As you shift the rear derailer one way or another, the direction from which the chain runs from back to front changes a bit. In order to shift the front derailleur you use the left lever and press either switch X (the bigger button) or switch Y (smaller). In these cases reset the barrel. Next, set so that the clearance between the chain guide inner plate and the chain is 0 - 0.5 mm. 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