Shimano Alfine S7000 Series Dealer's Manual page 14

INSTALLATION
Installation of the cassette joint to the hub
3
Secure the cassette joint to the hub with
the cassette joint fixing ring.
(B)
When installing the cassette joint fixing
ring, align the yellow
yellow
pulley, and then turn the cassette joint
(A)
fixing ring 45° clockwise.
(B)
mark with the
mark on the cassette joint
14
(A)
Pulley
(B)
Cassette joint fixing ring