If you removed the pulley, put the rotor in the drive end housing, then tighten its locknut to 110 N·m (11.2 kgf·m, 81.0 lbf·ft).

Remove any grease or any oil from the slip rings.

Install the voltage regulator/brush holder assembly and rectifier on the rear housing.

Install the stator on the rear housing.

Push the brushes (A) in, then insert a pin or drill bit (B) (about 1.8 mm (0.07 in.) diameter) to hold them there.

Heat the rear bearing seat with a heat gun for about 5 minutes (50−60 °C, 129−140 °F).