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(English)
DM-CASG004-02
Dealer's Manual
ROAD
MTB
Trekking
City Touring/
URBAN SPORT
E-BIKE
Comfort Bike
ALFINE / NEXUS
NEXUS
SG-C7002-5
CS-C7000
SG-C7000-5
SM-C7000-5
ALFINE
SG-S7001-11
SG-S7001-8
Non Series
SG-C6001-8
SG-C6011-8

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Table of Contents
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Summary of Contents for Shimano NEXUS SG-C7002-5

  • Page 1 (English) DM-CASG004-02 Dealer's Manual ROAD Trekking City Touring/ URBAN SPORT E-BIKE Comfort Bike ALFINE / NEXUS NEXUS SG-C7002-5 CS-C7000 SG-C7000-5 SM-C7000-5 ALFINE SG-S7001-11 SG-S7001-8 Non Series SG-C6001-8 SG-C6011-8...
  • Page 2: Table Of Contents

    Contents IMPORTANT NOTICE..................3 TO ENSURE SAFETY..................4 List of tools to be used ................. 16 Installation/removal ..................17 Installing the sprocket (without chain guard) ..........17 Installing the sprocket (with chain guard) ............18 Installation of the cassette joint to the hub.............18 Installing the disc brake rotor ................20 Installing the INTER M brake to the hub body ..........22 Installation of the hub to the frame..............23...
  • Page 3: Important Notice

    All manuals and technical documents are accessible online at https://si.shimano.com For consumers who do not have easy access to the internet, please contact a SHIMANO distributor or any of the SHIMANO offices to obtain a hardcopy of the user's manual.
  • Page 4: To Ensure Safety

    TO ENSURE SAFETY TO ENSURE SAFETY...
  • Page 5 Be sure to follow the instructions provided in the manuals when installing the product. Only use SHIMANO genuine parts. If a component or replacement part is incorrectly assembled or adjusted, it can lead to component failure and cause the rider to lose control and crash.
  • Page 6 Use a lock nut with nylon insert (self-locking nut) as the clip nut. It is recommended that SHIMANO made clip bolts, clip nuts, and arm clips be used.
  • Page 7 TO ENSURE SAFETY Clean the chain with an appropriate chain cleaner regularly. Intervals between maintenance depend on the use and riding circumstances. Use the reinforced connecting pin only for connecting the narrow-type chain. If connecting pins other than reinforced connecting pins are used, or if a reinforced connecting pin or tool which is not suitable for that type of chain is used, sufficient connection force may not be obtained, which could cause the chain to break or skip.
  • Page 8 TO ENSURE SAFETY Be sure to also inform users of the following: Shift the shift lever one or two gears at a time. During shifting, reduce the pedal pressure. If you try to force operation of the shift lever or suddenly shift three or more gears while the pedals are being turned strongly, your feet may come off the pedals and the bicycle may fall over, which could result in serious injury.
  • Page 9 TO ENSURE SAFETY grease inside the brake, which can lead to problems such as abnormally sudden braking. The brake unit and front hub unit should never be disassembled. If it is disassembled, it may no longer work properly.
  • Page 10 Products are not guaranteed against natural wear and deterioration from normal use and aging. For maximum performance we highly recommend SHIMANO lubricants and maintenance products. Coaster brake type If the wheels are not rotating smoothly, you need to replace or grease the brake shoes.
  • Page 11 TO ENSURE SAFETY The following chainring and sprocket settings are recommended. 11-speed (recommended sprocket ratio: 1.8 to 2.0) FC-S501 number of teeth SM-GEAR CS-S500 8-speed (recommended sprocket ratio: 2.0 to 2.25) FC-S501 number of teeth SM-GEAR CS-S500 5-speed (recommended sprocket ratio: 1.3 to 1.5)
  • Page 12 TO ENSURE SAFETY Wheel diameter 24 inch 26 inch CS-C7000 number of teeth Chainring number of teeth...
  • Page 13 TO ENSURE SAFETY Wheel diameter 27 inch 700C CS-C7000 number of teeth Chainring number of teeth...
  • Page 14 If the bicycle is used under harsh conditions, more frequent maintenance is required. Also, for carrying out maintenance, the use of SHIMANO internal geared hub grease or a lubrication kit is recommended. If SHIMANO grease or a SHIMANO lubrication kit is not used, problems such as a malfunction in the shifting unit may occur.
  • Page 15 TO ENSURE SAFETY < SG-S7001-11 > When you perform oil maintenance, use the SG-S700 OIL or TL-S703 maintenance kit. When you replace the oil, follow the manual for TL-S703. When you replace the seal on the right side, use TL- S704.
  • Page 16: List Of Tools To Be Used

    List of tools to be used List of tools to be used The following tools are needed for installation/removal, adjustment, and maintenance purposes. Tool Adjustable wrench Hexalobular [#25] Cross head screwdriver [#1] 10 mm spanner 2 mm hexagon wrench 3 mm hexagon wrench TL-LR10 TL-S700-B TL-CJ40...
  • Page 17: Installation/Removal

    Installation/removal Installing the sprocket (without chain guard) Installation/removal Installing the sprocket (without chain guard) Install the right-hand dust cap, then secure the sprocket with the snap ring. Check the type, and note the orientation of the right-hand dust cap and sprocket when installing them. Snap ring Sprocket Outward assembling...
  • Page 18: Installing The Sprocket (With Chain Guard)

    Installation/removal Installing the sprocket (with chain guard) Installing the sprocket (with chain guard) Install the chain guard and right-hand dust cap. Note the orientation of the right-hand dust cap when installing it. Right-hand dust cap B Chain guard Install the sprocket with the guard plate facing outward, and secure it in place with the snap ring. Snap ring Guard plate Installation of the cassette joint to the hub...
  • Page 19 Installation/removal Installation of the cassette joint to the hub Turn the pulley to align the mark (red or yellow) of the cassette joint, and install to the hub body. Cassette joint Should be aligned Pulley Bracket Cassette joint mark Turn the cassette joint mounting ring 45° clockwise to secure it. Cassette joint mark Cassette joint mounting ring Pulley...
  • Page 20: Installing The Disc Brake Rotor

    Installation/removal Installing the disc brake rotor Installing the disc brake rotor Wear gloves when handling the disc brake rotor. Failure to do so may result in cuts to your hands. CENTER LOCK type Secure the disc brake rotor as shown in the figure. Disc brake rotor Disc brake rotor installation ring...
  • Page 21 Installation/removal Installing the disc brake rotor 5 screw type (with lock washers) Temporarily secure the disc brake rotor and the disc brake rotor lock washers to the hub as shown in the figure. Lock washer 2 - 4 N·m Disc brake rotor mounting screw Fit the lock washers so that the marking “TOP”...
  • Page 22: Installing The Inter M Brake To The Hub Body

    Installation/removal Installing the INTER M brake to the hub body Secure the disc brake rotor with force applied in the clockwise direction. Tighten the disc brake rotor mounting screws in the order shown in the figure. Installing the INTER M brake to the hub body Engage the splines on the hub body with the splines on the INTER M brake, then temporarily tighten with the brake unit fixing nut or the brake unit fixing washer.
  • Page 23: Installation Of The Hub To The Frame

    Installation/removal Installation of the hub to the frame Installation of the hub to the frame Mount the chain on the sprocket, then set the hub axle into the rear dropout. When not using chain tensioner Rear dropout Hub axle When using chain tensioner Chain tensioner Hub axle Rear dropout...
  • Page 24 Installation/removal Installation of the hub to the frame Place non-turn washers onto the right and left of the hub axle. Turn the cassette joint so that the protrusions of the non-turn washers fit into the grooves in the rear dropouts and align the joint to be installed almost parallel to the chainstay. Non-turn washer (for left-side use) Rear dropout groove Non-turn washer...
  • Page 25 Installation/removal Installation of the hub to the frame Use a non-turn washer that matches the shape of the rear dropout. Different non-turn washers are used for the left and right sides. Marking Non-turn washer Rear dropout Mark / Color Size For right For left Standard...
  • Page 26 Installation/removal Installation of the hub to the frame Secure with the cap nut. In the case of INTER M brake type (brake unit fixing washer) Check that the INTER M brake is securely installed with the brake unit fixing washer. Attach the brake arm to the chainstay with the arm clip.
  • Page 27 Installation/removal Installation of the hub to the frame Attach the brake arm with the arm clip. Brake unit fixing nut Arm clip 30 - 45 N·m Cap nut 2 - 3 N·m Clip bolt (M6 × 16 mm) Clip nut In the case of coaster brake type Secure the brake arm with the arm clip.
  • Page 28 Use a lock nut with nylon insert (self-locking nut) as the clip nut. It is recommended that SHIMANO made clip bolts, clip nuts, and arm clips be used.
  • Page 29: Installation Of The Shifting Cable

    Installation/removal Installation of the shifting cable Installation of the shifting cable Shift lever side Install the inner cable and outer casing aligned with the shift lever. Refer to the dealer's manual of the shift lever for details. Make sure that the sealed outer cap is at the shift lever end. Shift lever side Cassette joint side Sealed outer cap...
  • Page 30 Installation/removal Installation of the shifting cable Pass the inner cable through. Wipe away any grease which may be on the inner cable and, while holding the end of the rubber bellows, pass the inner cable through. Insert the outer casing into the rubber cover and set it into the outer casing holder body. Push the outer casing so that it securely touches the outer casing holder body.
  • Page 31 Installation/removal Installation of the shifting cable Install the inner cable fixing bolt unit. After checking that the end of the outer casing is securely set in the cable adjustment barrel of the shift lever, secure the unit at the specified length while pulling the inner cable. SG-S7001 (internal 11-speed): 184 mm SG-S7001 (internal 8-speed): 145 mm SG-C6001 / SG-C6011 (internal 8-speed): 101 mm...
  • Page 32 Installation/removal Installation of the shifting cable Set the inner cable fixing bolt unit. Fit the inner cable fixing bolt unit into the notch in the pulley. Turn the cable 60° clockwise or counterclockwise and attach it to the hook. Notch in pulley Pulley Inner cable fixing bolt unit Inner cable fixing bolt unit...
  • Page 33 Installation/removal Installation of the shifting cable Set the inner cable and outer casing. Set the inner cable in the pulley as shown in the figure, insert the inner cable into the slit in the cassette joint bracket, then securely set the outer casing holder into the outer casing holder section of the cassette joint. Inner cable Bracket Bracket...
  • Page 34 Installation/removal Installation of the shifting cable Secure the cable to the frame with the outer casing bands. 10 cm 15 cm 10 cm Outer casing bands...
  • Page 35: Adjustment

    Adjustment Adjusting the cassette joint Adjustment Adjusting the cassette joint Operate the shift lever and set to the specified gear position. SG-S7001 (internal 11-speed): 11-speed to 6-speed SG-S7001 (internal 8-speed): 8-speed to 4-speed SG-C6001 / SG-C6011 (internal 8-speed): 1-speed to 4-speed SG-C7000 / SG-C7002 (internal 5-speed): 5-speed to 3-speed Turn the cable adjustment barrel and align the setting lines.
  • Page 36 Adjustment Adjusting the cassette joint Cut off the excess length of inner cable, then install the inner end cap. For 11-speed, after installing the inner end cap, slightly bend the inner cable outward (towards the rear dropout) so that it does not touch the chain. 11-speed 8-speed Inner end cap...
  • Page 37: Maintenance

    Maintenance Disconnecting the shifting cable when removing the rear wheel from the frame Maintenance Disconnecting the shifting cable when removing the rear wheel from the frame Set the shift lever to the specified gear. SG-S7001 (internal 11-speed): 11-speed SG-S7001 (internal 8-speed): 8-speed SG-C6001 / SG-C6011 (internal 8-speed): 1-speed SG-C7000 / SG-C7002 (internal 5-speed): 5-speed Pull the outer casing holder out from the outer casing holder section.
  • Page 38: Oil Maintenance Of The Internal Assembly

    If the bicycle is used under harsh conditions, more frequent maintenance is required. Also, for carrying out maintenance, the use of SHIMANO internal geared hub grease or a lubrication kit is recommended. If SHIMANO grease or a SHIMANO lubrication kit is not used, problems such as a malfunction in...
  • Page 39 Maintenance Oil maintenance of the internal assembly WB Maintenance Oil Set (Y00298010) Fill the container with maintenance oil to a height of 95 mm. 95 mm Immerse the internal unit in the oil from the left side of the hub until the oil reaches up to ring gear unit 1, as shown in the figure.
  • Page 40 Maintenance Oil maintenance of the internal assembly Let excess oil drain off for approximately 60 seconds. Reassemble the hub. After oil maintenance, it is recommended that you apply Grease (Y04130100) to the ball retainers, snap ring, brake shoe, and pinion gears. Pinion gear Ball retainer Ball retainer...
  • Page 41 Maintenance Oil maintenance of the internal assembly When replacing the oil, be careful that no oil gets on the disc brake rotor, pads, on the rim when using rim brakes, etc. If oil gets on any of these parts, there is a danger that brake performance may be reduced.
  • Page 42 Read this manual carefully, and keep it in a safe place for later reference. For the latest product safety data sheets, check the website https://si.shimano.com When using a 1L can of oil, it may become impossible to suck out oil with a syringe when there is only a little oil left.
  • Page 43 Maintenance Oil maintenance of the internal assembly Remove the oil port screw and O-ring. Oil port screw O-ring Be careful that the oil port is facing up; if the oil port screw is loosened when it is not facing up, the oil inside may leak out.
  • Page 44 Maintenance Oil maintenance of the internal assembly Insert the syringe between the spokes, and slowly turn the wheel forward until the oil port is facing down. Wait about 5 minutes with the hub kept still and not turning so that the oil settles. Turn in forward direction...
  • Page 45 Maintenance Oil maintenance of the internal assembly While being careful that the tube does not come off the syringe, remove the bleed nipple. Bleed nipple Remove the old oil from the syringe. Internal cleaning Attach the bleed nipple to the hub shell. Hub shell Tube Bleed nipple...
  • Page 46 Maintenance Oil maintenance of the internal assembly Push the piston to inject the new oil into the inside of the hub. Piston When the oil is forced in, the internal pressure will increase and the piston may push back. If the piston is periodically pulled back to reduce the pressure inside the hub, the oil will be easier to inject into the inside of the hub.
  • Page 47 Maintenance Oil maintenance of the internal assembly Clean off any oil that may have gotten on the hub, etc.
  • Page 48 One Holland, Irvine, California 92618, U.S.A. Phone: +1-949-951-5003 High Tech Campus 92, 5656 AG Eindhoven, The Netherlands Phone: +31-402-612222 3-77 Oimatsu-cho, Sakai-ku, Sakai City, Osaka 590-8577, Japan Please note: specifications are subject to change for improvement without notice. (English) © Dec. 2022 by SHIMANO INC. ITP...

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