Shimano Ultegra ST-R8070 User Manual

(English)
DM-R8050-02
Dealer's Manual
ROAD MTB Trekking
City Touring/
Comfort Bike
URBAN SPORT E-BIKE
R8050 series
ULTEGRA
SW-R9150
SW-R9160
SW-R610
ST-R8050
ST-R8060
ST-R8070
FD-R8050
RD-R8050
BR-R8070
SM-EW90-A
SM-EW90-B
EW-RS910
EW-WU111
EW-SD50
EW-SD50-I
EW-JC130
SM-EWC2
SM-JC40
SM-JC41
SM-BTR1
BT-DN110
BM-DN100
SM-BA01
SM-BCR1
SM-BCR2
SM-BCC1
SM-RT800

Shimano Ultegra ST-R8070 Specifications

General

Brand	Shimano
Model	Ultegra ST-R8070
Category	Scooter
Language	English

Summary

INSTALLATION

Electric Wire Wiring Diagram (Overall Conceptual Diagram)

Electric Wire Wiring Diagram (Junction A Side)

Installation of the Dual Control Lever and Brake Cable

Covers the procedures for installing the dual control lever and its associated brake cable.

Installation of the Front Derailleur

Step-by-step guide for installing the front derailleur on various frame types.

Installation of the Rear Derailleur

Details the process for mounting the rear derailleur onto the bicycle frame.

Installing the Shifting Switch

Installing the Battery

Instructions for installing both external and built-in battery types.

INSTALLATION OF HYDRAULIC DISC BRAKE SYSTEM

Installation of the Disc Brake Rotor

Installation of the Brake Hose

Detailed steps for installing the brake hose, including cutting and connecting.

Installation of the Brake Hose (Easy Hose Joint System)

Guide for cutting and adjusting brake hose lengths using the easy hose joint system.

Installation to the Handlebar

Adding Shimano Genuine Mineral Oil and Bleeding Air

Procedure for filling the brake system with oil and removing air bubbles.

Installing the Brake Caliper

Steps for correctly mounting the brake caliper to the frame and rotor.

ADJUSTMENT

Adjustment of the Rear Derailleur

Detailed steps for adjusting the rear derailleur settings.

Installing the Chain

Adjustment of the Front Derailleur

Procedures for adjusting the front derailleur's positions and clearances.

Adjustment of Lever Stroke

CHARGING THE BATTERY

Charging Method

Step-by-step instructions for charging the lithium-ion batteries.

When Charging is Not Possible

MAINTENANCE

Replacing the Brake Pads

Procedure for removing and installing new brake pads.

Shimano Genuine Mineral Oil Replacement