3 Phase Traction Motor
Cleaning
3 phase traction motor maintenance
Hex Wrench Size 20mm
Allen Key – Size 15mm
Hollow pipe for leverage
1.Remove 4 outside bolts on the Speed Sensor Protector and Bearing Protector located on the non driving end.
2. Take Out the Bearing Cover
Hex Wrench Size 20mm
Loosen all three side bolts of speed sensor disk
Note : Leave one bolt in the slot and take out other two
1. Loosen 6 bolts of the NDE Fixed Labyrinth
2. Take out only 4 bolts but leave 2 in place
Allen Key Size 15mm
High pressure cleaning of all parts
Winding motor through all parts
Put TM in horizontal position and alignment
Inspection done visually to check all parts of motors
Ranjit-Kumar