Specifications
3
6770 Series
INDEX
IMPORTANT NOTICE ...................................................................................................................................................... 4
TO ENSURE SAFETY ....................................................................................................................................................... 5
ELECTRONIC GEAR SHIFTING SYSTEM ....................................................................................................................... 14
SYSTEM CONFIGURATION DETAILS ............................................................................................................................ 16
SPECIFICATIONS ........................................................................................................................................................... 18
INSTALLATION ............................................................................................................................................................. 20
Installation of the dual control lever
Installation of the brake cables
Installation of the front derailleur ................................................................................................................ 21
Installation of the rear derailleur ................................................................................................................. 23
Installation of the chain
CONNECTION OF THE ELECTRIC WIRES ..................................................................................................................... 24
Names and example locations of each part
Front junction: Connection of junction (A) .................................................................................................. 25
Connection to the Dual control lever
Installation of the battery mount ................................................................................................................. 26
Rear junction: Connection of junction (B) External type ............................................................................. 27
Rear junction: Connection of junction (B) Built-in type .............................................................................. 31
Installation of the bottle cage adapter ........................................................................................................ 35
ADJUSTMENT .............................................................................................................................................................. 36
Adjustment of the rear derailleur
Adjustment of the front derailleur ............................................................................................................... 38
OTHER FUNCTIONS ..................................................................................................................................................... 40
Battery charge display function
Protection function
MAINTENANCE ............................................................................................................................................................ 41
Disassembly of the bracket unit and lever unit
Assembly of the switch unit .......................................................................................................................... 42
Assembly of the bracket unit and lever unit ................................................................................................ 43
Replacement of the pulley ............................................................................................................................ 44
HANDLING THE BATTERY ............................................................................................................................................ 45
Storing the battery
Battery life
Guide to charging time
Proper use of the battery .............................................................................................................................. 46
BATTERY CHARGER ..................................................................................................................................................... 46
Charging the battery ..................................................................................................................................... 47
Troubleshooting
INTERCHANGEABILITY INFORMATION ....................................................................................................................... 47