Shimano DH-3RB1 Service Instructions

Shimano
Brand
Shimano
Model
DH-3RB1
Type
Service Instructions

This manual is also suitable for

Shimano DH-3RB1 is a hub dynamo designed to provide power for front and rear lights on your bicycle. It features a lightweight and durable aluminum body and is compatible with roller brakes. The DH-3RB1 offers a consistent power output of 3 watts at 6 volts, ensuring reliable illumination even at low speeds. With its easy installation and efficient performance, the Shimano DH-3RB1 is an excellent choice for cyclists seeking a dependable lighting solution.

Shimano DH-3RB1 is a hub dynamo designed to provide power for front and rear lights on your bicycle. It features a lightweight and durable aluminum body and is compatible with roller brakes. The DH-3RB1 offers a consistent power output of 3 watts at 6 volts, ensuring reliable illumination even at low speeds. With its easy installation and efficient performance, the Shimano DH-3RB1 is an excellent choice for cyclists seeking a dependable lighting solution.

DH-3RB1
DH-3NB1
Hub Dynamo
Technical Service Instructions
Volute spring
Connector
Front fork
Cable
Front fork
Mudguard stay
Mudguard stay
Quick release nut
Quick release nut
Connection
terminal
Connection terminal
Front fork
SI-2ZX0A
General Safety Information
Carefully read the Service Instructions for CYBER NEXUS.
Carefully read the Front Inter-M Brake System Service Instructions for roller brakes in
conjunction with these Service Instructions when using the hub DH-3RB1 for roller
brakes.
Use a 6 V/ 2.4 W bulb for the front lamp and a 6 V/ 0.6 W bulb for the taillamp.
NOTE:
Installation of the front wheel
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.
Then install by following the procedure shown in the illustration below so that the
connection terminal is facing upward. Do not force the connection terminal to turn after
the quick release lever has been secured.
Removing and installing the front wheel
When removing the bicycle wheel, first remove the connector. If the cables are pulled strongly, it
may break the cable wires or cause poor contacts. Furthermore, when installing the wheel, first
secure the wheel to the front forks and then connect the connector.
Checking the lamp illumination
Before riding at night, rotate the front wheel and check that the lamp illuminates.
The toothed axle washer is not necessary for
a quick release type.
Connect the two wires to ensure that the
current flows smoothly.
Connect
These service instructions explain how to use and maintain the Shimano bicycle parts which have been
used on your new bicycle. For any questions regarding your bicycle or other matters which are not related to
Shimano parts‚ please contact the place of purchase or the bicycle manufacturer.
Nov. 2003 by Shimano Inc. PIT. SZK. Printed in Singapore
C
Please note: Specifications are subject to change for improvement without notice. (English)
®
One Holland, Irvine, California 92618, U.S.A. Phone: +1-949-951-5003
Industrieweg 24, 8071 CT Nunspeet, The Netherlands Phone: +31-341-272222
3-77 Oimatsu-cho, Sakai, Osaka 590-8577, Japan
Note:
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Shimano DH-3RB1 Service Instructions

Shimano
Brand
Shimano
Model
DH-3RB1
Type
Service Instructions
This manual is also suitable for

Shimano DH-3RB1 is a hub dynamo designed to provide power for front and rear lights on your bicycle. It features a lightweight and durable aluminum body and is compatible with roller brakes. The DH-3RB1 offers a consistent power output of 3 watts at 6 volts, ensuring reliable illumination even at low speeds. With its easy installation and efficient performance, the Shimano DH-3RB1 is an excellent choice for cyclists seeking a dependable lighting solution.

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