TM 55-2210-223-34
TO 45A2-2-14-22
3-62. TRACTION MOTOR ASSEMBLY (cont)
ASSEMBLY
WARNING
Components of the traction motor are heavy and may be awkward to handle. Use correct lifting
procedures, indicated lifting devices, and/or assistance from other personnel to avoid injury.
44. Install four blocks (65) and brush holders (64) on traction motor frame and secure with four bolts (62) and
lockwashers (63).
45. Attach brush holder electrical leads (61) and secure with four flat washers (60), lockwashers (59) and bolts (58).
WARNING
Heated parts may cause injury to personnel if hand protection is not worn when handling. Wear protective
gloves for maximum protection.
46. Place inner race (57) on an induction heater. Heat parts to 212°F (100C).
47. Remove inner race (57) from heater and install on armature shaft. Hold in place until cooled.
48. Place oil slinger (55) on induction heater and heat to 212F (100C).
49. Remove oil slinger (55) from heater and install on armature shaft against shoulder. Hold in place until cooled.
50. Fill grooves of oil slinger (55) with grease.
51. Fill spaces between rollers of bearing and outer race assembly (54) with grease.
52. Fill lower half of grease chamber in bearing housing (56) with grease.
53. Install bearing and outer race assembly (54) in bearing housing (56) and install assembly onto armature shaft.
54. Use a feeler gauge and check internal radial clearance of bearing. Pass feeler gauge between bearing rollers and
inner race. Maximum clearance is 0.0015 inch (0.038 mm).
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