GTS BG 132, Installation And Operating Manual

Page: 99 / 128

Page 99 Issue 05/2013
Maintenance and care
Maintenance work, authorised technicians
8.4.2 Check carbon brush holder
Replace the carbon brush holder when the carbon brushes have run down
by more than a half, i.e. when they extend less than 6 mm from the carbon
brush holder.
min. 6 mm
red
gray
min. 6 mm
Fig. 29 Check and replace carbon brushes as needed
8.4.3 Install the carbon brush holder
Ö
Fig. 30, Installation of carbon brush holder, page 100
> kInsert the carbon brush holder [3] into the correct position in the
generator and push it onto the slip rings on the shaft so that the carbon
brushes are pressed into the carbon brush holder and the carbon brush
holder is resting against its mounting base.
> Press the carbon brush holder further and thread in the mounting
screw but do not tighten fully yet. Threading in the mounting screw
automatically positions the carbon brush holder on the mounting base.
> Check the correct position of the carbon brush holder and then tighten
the mounting screw.
> Insert both connection lines onto the connector plugs of the carbon brush
holder according to the size of the attaching plug.
Ö
Figure Removal of carbon brush holder, page 98
> Place the collar [1] and clamp securely with two screws [2] .