The negative cable, which is normally connected to the negative pole of the battery, is fastened to the crankcase. From here, the cable branches off and splits up within the electrical system to carry the ground connection to the different elements in the system.

The image shows the ground connection on left side of the engine crankcase.
The battery charging circuit and power distribution
Electrical power for lighting and signalling devicesRefitting the alternator-side crankcase cover
Before the assembly make sure that the water pump unit is fitted on the
generator cover (sect. 9 - 3.3, Refitting the
water pump).
If bearing (27) has been removed, lubricate its seat with specified grease to
fit it on the generator cover (13).
Fit bearing completely in its seat and orien ...
Seat
Seat
Seat cover
Rubber mounting
Special screw
Plate
Latch
Spare parts catalogue
Diavel abs seat
Diavel carbon
abs
seat
Important
Bold reference numbers in this section identify parts not shown in the
figures alongside the text, but which can be found in
the exploded view ...
Flywheel - alternator
Screw
Alternator stator
Plug
Sealing ring
O-ring
Cover
Screw
Aluminium gasket
Screw
Bracket
Locating bush
Screw
generator cover
Flange
Flanged nut
Plane washer
Flywheel
Washer
Inner ring
Needle roller bearing
Electric starter driven gear
Starter clutc ...