Apply a thin coat of grease to the oil seal [А].
Fit the toothed washer [B] into the left-hand end cover.
Install the positive brush plate [A] in the right-hand end cover [B] and solder the terminals [С].
Press the springs and holding the brush leads with suitable clips [A] as shown.
Put the armature [B] among the brushes.
Install the О-rings [A] as shown.
Align the groove [A] in the right-hand end cover and the mark [B] on the yoke.
Align the tongue [A] on the left-hand end cover and the terminal [B] on the right-hand end cover.