3-36. MAIN GENERATOR (cont)
Install stator frame cover (55) by the following:
Components of this locomotive are heavy and may be awkward to handle. Use correct lifting procedures,
indicated lifting devices, and/or assistance from other personnel to avoid injury.
Use a suitable lifting device and install stator frame cover (55) on stator frame (56).
Line up punch marks on stator frame cover (55) to stator frame (56).
Secure with eight washers (51), lockwashers (50), and bolts (49).
Use eight bolts (57) and lockwashers (58) and secure fields to eight brush holders (59).
Use two clips (53) and bolts (52) and secure stator frame (56).
Install fan (46) on armature (43). Line up punch marks of fan to armature. Secure with 16 lockwashers (45) and
Heated parts may cause injury to personnel if hand protection is not worn when handling. Wear protective
gloves for maximum protection.
When installing new bearing, check that outer race does not stick in the cartridge. If the outer race is tight,
the housing must be lapped to give a loose fit. Clearance should be 0.001 to 0.002 inch (0.03 to 0.05
Place outer bearing stop (39), bearing (40), oil slinger (41), and bearing cartridge (42) on an induction heater. Heat
parts to 212°F (100°C).
Install bearing cartridges (42), (41), and (40) on heater. Install on armature shaft and hold in place until cooled.
Fill bearing cartridge (42) half full of grease. Fill space between bearing rollers with grease.