Shimano Nexus Service Instructions Manual
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Shimano Nexus Service Instructions Manual

Shimano Nexus Service Instructions Manual

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SI-7BF0B
SERVICE INSTRUCTIONS

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Summary of Contents for Shimano Nexus

  • Page 1 SI-7BF0B SERVICE INSTRUCTIONS...
  • Page 2 • The DH-3NB1-QR and DH-3RB1-QR hub dynamos are for use will damage the unit surfaces. only with the NEXUS Di2. Do not use them with any other • Roughly 1 minute after stopping the bicycle, the energy saving bicycles. In addition, do not use any hub dynamos other than function is activated and the liquid crystal display turns off.

  • Page 3: Specifications

    This bicycle shifts gears and controls suspension electrically with power generated by rotation of the front hub (hub dynamo). What is automatic shifting mode? This is a riding mode in which the gears are selected automatically according to the riding speed. What is manual shifting mode? This is a riding mode in which the gears are selected according to the preferences of the rider.

  • Page 4: Part Names And Operation

    Part names and operation FLIGHT DECK (SC-8S40) Low battery Speed display display Battery indicator Gear shifting mode display Suspension Clock display status display Travelling distance display Display select Cumulative switch distance display Gear display Manual shift switches (SW-8S40) Suspension < Left-hand > Shifting <...

  • Page 5: Speed Display

    Mode selection operations < Display select switch > Speed display 0 - 99 km 0 - 62 mile Push Clock Gear 00 : 00 - 23 : 59 Hours : Minutes Travelling distance Cumulative distance 0 - 999.9 km 0 - 9999 km 0 - 620.9 mile 0 - 6209 mile...
  • Page 6 < Suspension mode select switch > < Gear shifting mode select switch > Left-hand Right-hand HARD SOFT * Make sure the battery indicator shows at least 4 blocks. The mark will flash when switching the suspension. When complete, the mark will light up. When flashing, the next mode cannot be switched even if operating the switch.
  • Page 7 Shift timing adjustment dial (AUTO riding mode) The timing for automatic shifting can easily be adjusted by turning the dial on the side of the computer unit (AI-8S40). Shift timing adjustment dial Using dial to adjust shift timing (Make adjustments while the bicycle is stopped.) Set the dial to approximately the (1) If load on (2) If load on...

  • Page 8: Selecting Auto Mode

    Selecting automatic shifting mode Powerful Ds mode Relaxed L mode Basically, Select Ds mode for more Select L mode for hilly choose D mode dynamic riding terrain. Adjust the shifting points evenly for a smoother ride. * The shift timing can be adjusted to one of 8 different points. (Page 8) Selecting AUTO mode Basically, use AUTO mode.

  • Page 9: Lamp Mode

    Changing the entry data Switch the suspension to MANU from AUTO mode when inputting data. This step is not necessary when suspension is not connected to the system. Approximately 5 seconds after the bicycle stops, the battery indicator located on the FLIGHT DECK will stop displaying blocks to save energy, even if there is power remaining in the battery.
  • Page 10 After checking the display, press the shifting mode select Travelling distance Clear switch to confirm. The travelling distance will also be Condition of setting cleared at this time. If you do not want to clear the data, press the right shifting switch (Up/Down) to display the (1) Wait unit the speed indication current cumulative distance, and then press the shifting shows “0”...
  • Page 11 Changing the tire circumference switching the speedometer/odometer display units (km/mile) Switch the suspension to MANU from AUTO mode when inputting data. This step is not necessary when suspension is not connected to the system. Approximately 5 seconds after the bicycle stops, the battery indicator located on the FLIGHT DECK will stop displaying blocks to save energy, even if there is power remaining in the battery.
  • Page 12 Handling the Installation of the front wheel hub dynamo Install the wheel so that the side with the hub dynamo connection terminal is on the right side when looking toward the front of the bicycle, and so that the hub connection terminal is aligned with the front fork or with the basket stay.

  • Page 13: Suspension Adjustment

    Suspension Front suspension adjustment adjustment < Pre-load adjuster adjustment > (1) Press the suspension mode select switch on the FLIGHT DECK to set the suspension mode to "S". (2) Apply the front brake or place some weight on the handlebars to move the front suspension up and down in order to check the hardness.
  • Page 14 Other • Auto Light (When the lamp mode is set to AUTO) function When the surrounding area becomes dark the lamp automatically comes on. Brighter or dimmer light in the surrounding area is detected by a light sensor window on the computer unit (AI-8S40), and the lamp is automatically turned off or on.

  • Page 15: Problem Solver

    Problem The following problems can be discovered and solved by the customer fairly easily, such as solver cases of mistaken operation or wires that have become disconnected. Condition Description Tire circumference setting is incorrect. Speed display is incorrect. Change the setting to the correct number. The buzzer has been set to off.

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