k. Position the rotor and the drive end shield assembly
terminal junction block studs. Install the screws through
over the stator and the rectifier end shield assembly. Aline
the bolt holes in the stator, rectifier plate, and drive end
l. Compress the stator and both end shields manually
and install the bolts and washers. Tighten the bolts evenly.
m. Install the field brushes in the insulated holders.
Position the vertical and horizontal field brushes in the
n. Place the insulating washer on each field brush
terminal and install the Iockwashers and attaching screws.
Be sure that the brushes are not grounded. Tighten the
o. Rotate the pulley slowly by hand to be sure that the
rotor fan blades do not hit the stator winding leads.
Install the alternator
on a test stand. Check current
output (see TM 9-2320-266-20 for procedures). Output
current must be at least 47 amps.
14-6. Test Stand Operation.
a. Test the alternator
on the test stand
in accordance with
Figure 14-18. Capacitor and lnsulator Installed.
the operating procedures for the test stand.
To mount the alternator
on the test stand.
j. Position the stator over the rectifier end shield and
necessary to make an adapter. Instructions for making the
install the winding terminals on the terminal block. Press
the stator pins into the end shield and install and tighten
the winding terminal nuts. Route the leads so that they
cannot contact the rotor or the sharp edge of the negative
Figure 14-19. Test Stand Mounting Adapter.