Rotor Inspection

This chapter contains sections titled:

• Rotor Cleanliness

• Retaining-Rings

• Fretting/Movement at Interference-Fit Surfaces of Wedges and Rings

• Centering (Balance) Rings

• Fan-Rings or Hubs

• Fan Blades

• Bearings and Journals

• Balance Weights and Bolts

• End Wedges and Damper Windings

• Other Wedges

• End-Windings and Main Leads

• Collector Rings

• Collector Ring Insulation

• Bore Copper and Radial (Vertical) Terminal Stud Connectors

• Brush-Spring Pressure and General Condition

• Brush-Rigging

• Shaft Voltage Discharge (Grounding) Brushes

• Rotor Winding Main Lead Hydrogen Sealing��-��Inner and Outer

• Circumferential Pole Slots (Body Flex Slots)

• Blocked Rotor Radial Vent Holes��-��Shifting of Winding and/or Insulation

• Couplings and Coupling Bolts

• Bearing Insulation

• Hydrogen Seals

• Rotor Body Zone Rings

• References