Shimano Ultegra R8050 Series Dealer's Manual page 3

INSTALLATION OF HYDRAULIC DISC BRAKE SYSTEM ....................................... 71
List of tools to be used when installing hydraulic disc brake system .....................................................71
Installation of the disc brake rotor ...........................................................................................................72
Installation of the brake hose ...................................................................................................................72
Installation of the brake hose (easy hose joint system) ...........................................................................78
Installation to the handlebar ....................................................................................................................90
Adding Shimano genuine mineral oil and bleeding air ..........................................................................91
Installing the brake caliper ......................................................................................................................100
Temporary tightening of the frame fixing bolts ....................................................................................108
CONNECTION OF ELECTRIC WIRES ................................................................... 110
Connection of junction A ........................................................................................................................110
Connection of junction B .........................................................................................................................112
Connecting to the dual control lever ......................................................................................................118
Routing junction B and the electric wires inside the frame ..................................................................120
Assembly of the bottom bracket .............................................................................................................121
Installation of grommets .........................................................................................................................122
Checking connections ..............................................................................................................................123
Disconnection of the electric wires .........................................................................................................124
HOW TO OPERATE ............................................................................................ 127
Gear position control ...............................................................................................................................127
ADJUSTMENT .................................................................................................... 129
Adjustment of the rear derailleur ...........................................................................................................129
Installing the chain ...................................................................................................................................134
Adjustment of the front derailleur .........................................................................................................135
Adjustment of lever stroke ......................................................................................................................145
Free stroke adjustment (ST-R8070) ..........................................................................................................147
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