3-62. TRACTION MOTOR ASSEMBLY (cont)
Use a depth gauge and check the advance of pinion gear. The advance will be 0.046 to 0.056 inch (1.17 to 1.42
mm) greater than reading recorded in step g above. If this advance is not obtained, pinion gear must be pulled and
m. Install lockring (20) and spanner nut (19).
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.
77. Use a suitable lifting device and position traction motor with bearing housing facing wheel and axle assembly.
78. Install upper traction motor axle support bearing halves (8) to traction motor frame. Apply a light film of oil to
79. Use a suitable lifting device and slowly lower wheel and axle assembly into traction motor frame.
80. Apply a light film of oil to bearing surfaces and install two lower traction motor axle support bearing halves (8).
Install two felt wick lubricators (15) to two axle caps (7).
Install two axle caps (7) and secure with eight lockwashers (6) and bolts (5).
Install two gaskets (12) covers (11) and secure with eight lockwashers (10), and bolts (9).
Install gear case (4) and secure with five bolts (2) and lockwashers (3).
Install drain plug (1).
Fill axle bearing oil reservoirs with lubricating oil. Fill reservoir to an oil depth of 3/4 inch to 2-1/4 inches (19.1 to
Fill gear case with 8 pounds (3.6 kg) crater lube grease.
Hook up traction motor leads to a test stand and test run traction motor at 1500 rpm for 2 hours before installing.