TOHATSU BFT115A Service Manual page 304

CHARGING SYSTEM
Tighten the two screws (4 × 25 mm) (1), screw (4 × 6
mm) (2) and screw (4 × 8 mm) (3) while slightly pushing
the brush of IC regulator/brush holder (4) against the
slip ring (5) of the rotor shaft.
Tighten the screw (4 × 6 mm) (6), which was installed in
the previous step.
Take care not to damage the rotor shaft slip rings with
the brush holder during installation.
Install the rear end cover (1) and tighten the three bolts
(2).
Install the insulator bushing (3) and tighten the nut (4).
7-18
(3)
(4)
(5)
(2)
(1)
(3)
(4)
(2)
(1)
(6)