24-31-30 Inspection of Alternator E4A-91-400-000 and Carbon Brushes
This chapter describes the steps how to disassemble the alternator and its components
(e.g.: brush holder) for checking the length of the carbon brushes. The criteria for replacing the Brush
Bolder Assembly E4A-91-410-000 is also included in this chapter.
The maintenance interval can be found in Chapter 05-20-00 for the E4 engine model and Chapter
05-30-00 for the E4P engine model.
24-31-31 Tools necessary
Slotted Screw Driver (~2mm)
24-31-32 Removal of Brush Holder Assembly
Remove the two screws G and G2.
Remove the black plastic cover on the back side of the alternator with Torx T20.
Fig. 24 - 29. Alternator back side
Remove R1, R2 and R3 with wrench Torx T20, and Terminal Screw T2.