Shimano ALFINE S7051 Series Dealer's Manual page 12

Table of Contents

TO ENSURE SAFETY

SM-BCR2: Battery charger for SM-BTR2 / BT-DN110 / BT-DN110-A / PC linkage device

• Connect the PC linkage device directly to a computer, without using an intermediate device such as a USB hub.

• Do not ride the bicycle while the PC linkage device and cable are still connected to it.

• Do not connect two or more of the same units to the same connection point. If this is not done, the units may not operate correctly.

• Do not connect or disconnect units again while unit recognition is in progress or after recognition is complete. If this is not done, the units may not

operate correctly.

Check the procedures which are given in the user's manual for the E-TUBE PROJECT when connecting and disconnecting units again.

• The tightness of the PC link cable will tend to drop after repeated connections and disconnections. If this happens, replace the cable.

• Do not connect two or more PC linkage device at the same time. If two or more PC linkage device units are connected, they will not operate correctly.

In addition, the PC may need to be restarted if operating errors occur.

• PC linkage devices cannot be used while the charger is connected.

For Installation to the Bicycle, and Maintenance:

• Be sure to attach dummy plugs to any unused E-TUBE ports.

• Be sure to use SHIMANO original tool TL-EW02 to remove the electric wires.

• The motors of the motor unit cannot be repaired.

• Contact SHIMANO for information regarding the shipment of the battery charger to South Korea and Malaysia.

• The sprockets should be periodically washed with a neutral detergent. In addition, cleaning the chain with neutral detergent and lubricating it can be

an effective way of extending the life of the sprocket and the chain.

• If the chain keeps coming off the gears during use, replace the sprockets and chain.

„Internal geared hub

• The sprocket should be used from 16T to 23T.

When using chain tensioner

When not using chain tensioner*

* A chain tensioner cannot be used with the MU-UR510 motor unit.

• It is recommended that the chainring of the front be set to a gear ratio of 2 to 2.25.

11-speed

8-speed

• In order to maintain proper performance, it is recommended that you carry out maintenance such as replacing the oil and applying grease to the

internal unit after riding 1,000 km from the start of use, then after about once every year (or once about every 2,000 km if the bicycle is used very