SI-6SC0A-002-00 General Safety Information Operation of rear derailleur lever Operation of front derailleur levers 2. Pass the inner cable through as 2. Insert an Allen key or similar tool into the (FD-6700) shown in the illustration, and then lever stud hole, and then tap it gently with • Lever A : Shifts from smaller to larger rear sprocket. set the inner cable drum into the • Front lever a plastic mallet to push out the lever stud. A ⁄ ¤ WARNING Lever has a click stop at positions and . • Lever a : Shifts from smaller to larger front chainring. cable hook. When the lever stud comes out, the Outer casing Operate lever b once or more to set the lever to bracket body and lever body can be • Obtain and read the service instructions carefully prior to the low position. disassembled. installing the parts. Loose, worn or damaged parts may cause the Cable hook Bracket body bicycle to fall over and serious injury may occur as a result. We strongly recommend only using genuine Shimano replacement parts. Lever b Always be sure to remove • Obtain and read the service instructions carefully prior to the lever stud in this installing the parts. If adjustments are not carried out correctly, the 3. Install the name plate. Operate at least once direction. If it is removed in chain may come off and this may cause you to fall off the bicycle Tightening torque: the opposite direction, it may damage the bracket which could result in serious injury. 0.15 - 0.2 N·m {1.3 - 1.8 in. lbs.} Inner cable drum Pass the inner cable through the cable hole. body. • Use the ST-6700/6703, BL-TT79 with the BR-6700. Do not use the Lever A Lever a The outer casing can be routed in two directions: either through BR-6700 in combination with previous STI levers for road riding or ¤ Lever stud Lever A Click cable guide (1) (inside) or cable guide 2 (outside). with the BL-R770/BL-R550 brake levers for flat handlebars, Lever body start position Lever a otherwise the braking performance provided will be much too strong. ⁄ Click start position Installing the shifting cable Note: • Because of the characteristics of the carbon fiber material, you must Insert the inner cable so that the inner cable drum goes into the Assembling the bracket body and lever never modify the levers, otherwise the lever may break and the 4 3 Cable used winder unit as far as it can go. brakes may no longer work as a result. If operation of lever a dose not complete the f 1.2 mm body ⁄ : Shifts one sprocket a • Inner cable (PTFE inner cable) •••••••••• • Before riding the bicycle, check that there is no damage such as E.x. : from 3rd to 4th chainring shift stroke, operate lever again 1. Insert the connector lever into the main lever support, and then for the distance (X') to complete that part of carbon fiber peeling or cracking. If there is any damage, replace with f (1) assemble the bracket a new part immediately without trying to repair the damage, the lever stroke (X) which was short. 4 mm • SP41 sealed outer casing (⁄) •••••••••• body and lever body. otherwise the lever may break and the brakes may no longer work as Next, insert the end of a result. f the return spring into • Read these Technical Service Instructions carefully, and keep them 4 mm the notch. in a safe place for later reference. Full gear shift stroke • SP41 outer casing (¤) •••••••••••••••••• SP41 5 3 (2) ¤ Note : Quick-shifts two sprockets E.x. : from 3rd to 5th Actual stroke 4-mm cap Connector lever • For triple front chainwheel specifications, be sure to read these Shifting cable cover Service Instructions in conjunction with the Service Instructions for Main lever support Notch the ST-6703 and FD-6703. Derailleur side ¤ • Use a soft cloth to clean the carbon fiber levers, and be sure to • Lever b : Shifts from larger to smaller front chainring. CAUTION moisten the cloth with neutral detergent before using it, otherwise the ⁄ Be sure to install the shifting cable cover before use. If it is not lever material may become damaged and lose its strength. Aluminum cap Plastic cap or 4-mm cap installed, injury may occur. • Avoid leaving the carbon fiber levers in places where high • Lever B : Shifts from larger to smaller rear sprocket. Wire lead Do not disassemble the unit cover Return spring temperatures are present. Also keep them well away from fire. Press lever B once to shift from a larger to one smaller sprocket. • Operation of the levers related to gear shifting should be made only at the front, otherwise it may when the front chainwheel is turning. cause problems with operation. • For smooth operation, use the specified outer casing and the bottom Cutting the outer casing bracket cable guide. When cutting the outer casing, cut the opposite end to the end with 2. Align the stud holes, and then set the special tool (1) in the Lever b • Grease the inner cable and the inside of the outer casing before use the marking. After cutting the outer casing, make the end round so position shown in the illustration to press-fit the lever stud. to ensure that they slide properly. that the inside of the hole has a uniform Unit cover • Because the high cable resistance of a frame with internal cable diameter. E-ring groove routing would impair the SIS function, this type of frame should not Lever B Lever B Lever b be used. start position start position • Outer stopper • A special grease is used for the gear shifting cable. Do not use Attach the same outer end cap to the cut end of the outer casing. 1. Install the outer stopper to the down tube. When lever b is operated, there is DURA-ACE grease or other types of grease, otherwise they may one click where trimming (the noise SP41 cause deterioration in gear shifting performance. Outer stopper 4 3 prevention mechanism) engages, Outer end cap • Parts are not guaranteed against natural wear or deterioration Adjustment bolt and a second stronger click when the resulting from normal use. E.x. : from 4th to 3rd gear shift stroke is completed. After Gear shift SP41 • For maximum performance we highly recommend Shimano Installation bolt Do not press-fit the lever stud trimming, the next push will complete complete lubricants and maintenance products. stroke from this direction, otherwise it the gear shift stroke. 3mm Allen key may damage the bracket body. • For any questions regarding methods of installation, adjustment, Direct mount seat (M5) maintenance or operation, please contact a professional bicycle dealer. • The correct direction for the lever stud to face is with the E-ring Trim groove at the top. Click operation • Rear lever Tightening torque: • Check that the surface of the bracket body is flush with the top 1.5 - 2 N·m {13 - 18 in. lbs.} Technical Service Instructions SI-6SC0A-002 Lever stroke adjustment Click of the lever stud to ensure that the E-ring can fit into the Operate lever B at least 9 times to set the lever groove. If you would like to make the lever stroke larger, remove the pad to the highest position. spacer. Trimming (noise prevention operation) Chain position Install with the adjustment bolt tightened. 3. Remove the special tool (1), and If the chain is on the large front chainwheel The adjustment range for the adjustment bolt is six full turns. If you would like to make the lever stroke smaller, replace the then use the special tool (2) to pad spacer with the accessory pad spacer (10 mm). and the larger rear sprocket, the chain will ST-6700 Lever B install the E-ring. rub in the front derailleur plate, producing a 2. Pass the inner cable through, and set the outer casing. 5 mm pad spacer (default) 10 mm pad spacer characteristic noise. When this happens, Operate at least 9 times press lever b lightly (to the point where it Shimano Total Integration clicks); this causes the front derailleur to Be sure leave some excess in the outer casing, even if cutting it move slightly towards the smaller chainwheel, to the full length of the handlebars. In order to realize the best performance, we recommend that thereby eliminating the noise. the following combination be used. Pass the inner cable through the cable hole. If the chain is on the smallest front chainring The outer casing can be routed in two directions: either through Series ULTEGRA and a smaller rear sprocket, the chain will rub cable guide (1) (inside) or cable guide 2 (outside). Replacing the main lever support Shifting lever ST-6700 in the front derailleur plate, producing a Note: characteristic noise. When this happens, Installation: Outer casing OT-SP41 (SIS-SP41) Insert the inner cable so that the inner cable drum goes into the press lever a lightly (to the point where it Insert the main lever support so that it winder unit as far as it can go. Gears 20 clicks); this causes the front derailleur to Movement of the Outer stopper Outer casing pushes against the lever body drop- front derailleur Front derailleur FD-6700 move slightly towards the larger chainring, prevention notch. thereby eliminating the noise. Outer casing Inner cable Front chainwheel FC-6700/6750 Cable hole (1) Rear derailleur RD-6700-SS Main lever support • Installation and removal of the pad spacer Caution on operation Freehub FH-6700 Cassette sprocket CS-6700 Lever Bb will also move when lever Aa is operated, but be Chain CN-6700 Pad spacer careful not to apply pressure to lever Bb. Similarly be careful Confirm not to press lever Aa when operating lever Bb. Gears will not (2) Make sure the outer casing is firmly Bottom bracket cable guide SM-SP17 shift when both levers are pressed simultaneously. seated in the outer stopper. Cable adjuster SM-CA70 / SM-CA50
Be sure to read these service instructions in conjunction with the service Inner cable