Prelude L4-2056cc DOHC (1990)
4.
Remove the 6 mm washer nut and terminal insulator from the "B" terminal, then remove the end cover.
5.
Remove the brush holder from the alternator (two 4 x 6 mm screws).
6.
Remove the voltage regulator from the alternator (two 4 x 25 mm screws and one 4 x 6 mm screw).