ADJUSTMENT Be sure to follow the sequence described below. Adjusting barrel may be on frame or on shift lever. Shift the Di2 Front derailleur. Sun, Feb 19, 2012 23:48. You’ll find the adjustment bolt on the inside of the shifter paddle. Hello guys, I own a Trek 1.2 with a triple chainset, and the front shifter has recently been giving me nightmares. I put my Campy triple FD back on and had it working perfectly, in minutes. Tighten or loosen in small increments until the shifting issmooth and feels well-adjusted for your needs. I once tried a DA triple FD with my Campy triple drivetrain, but never did get it to shift well. You must always start by adjusting the shift lever reach. As per Shimano shifters, let the brake off before making changes and remember to adjust the cable tension when you’ve finished. 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. 2. If you push it in towards the bike, you operate the shifters. Shimano's Altus rear derailleur is an entry-level derailleur for mountain bikes. They should be marked with an H for high and L for low. This sounds familiar. However, in order to benefit from the use of an Altus derailleur, it must be adjusted properly. As you shift the rear derailer one way or another, the direction from which the chain runs from back to front changes a bit. Unless I set tension to the absolute minimum from the barrel adjuster, it won't shift down at all. Don't know what the problem was, but I spent a couple of hours trying to adjust the thing before giving up. 1 . There is enough cable travel to operate a Shimano triple FD. 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. For models equipped with a Pro-Set alignment block, first remove the Pro-Set alignment block. You will need either a 10mm open end wrench or an adjustable wrench. by redbeard497. “STI” stands for “Shimano Total Integration” and it refers to the fact that the gear shifter and the brakes can be accessed in the same lever. If barrel adjuster is all the way in or out there will be no adjustment possible. In order to shift the front derailleur you use the left lever and press either switch X (the bigger button) or switch Y (smaller). B A B A B A 1. You need to use a 2.5mm Allen key to adjust this one. 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. Next, set so that the clearance between the chain guide inner plate and the chain is 0 - 0.5 mm. The derailleur is known for its low price, easy adjustability, reliability and shifting accuracy. Locate the high limit and low limit adjustment screws on the front derailleur. Shimano Sora triple adjustment. Check gap again. 2. Most Shimano shifter have this where the frame has a cable stop (a notch to guide the cable). In these cases reset the barrel. If chain is rubbing cage, turn barrel adjuster clockwise, or inward toward shifter body. 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. I just built up a Canfield N9 with a Shimano SLX 11-speed group. In order to adjust them, you can do several things: Shift to innermost chainring and loosen inner wire pinch bolt. 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. Adjustment of the front shifting lever (1) Low adjustment 1. How it works is that the lever is a vertical one that if you pull the lever towards you, you operate the brake. Adjusting your Shimano 3-speed internal gears is a straightforward process that only requires one common tool. 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