8
1. Open the package and take out the drive unit and accessories;
And check the specification whether it is correct.
2. Fix the chain wheel on drive unit with 5pcs screw M5*10, (see
picture 1), then fix chain cover on chain wheel with 5pcs screw
ST3.9.
Drive unit
fixing plate
chain wheel
Self-tapping screw 5 x ST3.9
screw 2x M6*12
Nut M33 nut
chain cover
left crank
1.5 Installation procedure
screw 5 x M5*10
right crank
