DETAILED DESCRIPTION OF GENERATOR

TM 9- 2920- 224- 34&P

EQUIPMENT DESCRIPTION AND DATA - CONTINUED

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3) Generator (11642898) consists of a basic generator housing with neither internal nor direct--mounted

external cooling fan. End cover (7) has an opening for attaching a cooling air duct, thus permitting the

generator to be cooled by a remote source of air.

DETAILED DESCRIPTION OF GENERATOR

NOTE

Reference numbers shown in parentheses refer to Figure 1--2.

a. Major Components. The major components of the generator are the stator assembly (1), armature (19), brush

holder (7), brushes (6), damper mechanism (16), end bell (8), filter assembly (3), fan cover (9), and drive shaft

assembly (15).

b. Stator Assembly. The stator assembly consists of field coils (20), pole shoes (2), and interpole coils (13)

mounted in and supported by the heavy steel cylindrical frame.

1) Shunt field coils (20) are held in position on inside wall of the frame by pole shoes (2). Each pole shoe is

secured in place by four screws and each interpole (13) by three screws.

2) Each pole shoe (2) and interpole (13) carries four turns of heavy gage conductor which makes up series

field winding.

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