Emerson LARGE AC ELECTRIC MOTORS - Manuals

Page 3 - SAFETY FIRST; Safety

U.S. ELECTRICAL MOTORSINSTALLATION AND MAINTENANCE SAFETY FIRST High voltage and rotating parts can cause serious injury or loss of life. Safe installation, operation andmaintenance must be performed by qualified personnel. Familiarization with and adherence to NEMA MG2,the National Electrical Code,...

Page 4 - Table of Contents

U.S. ELECTRICAL MOTORSINSTALLATION AND MAINTENANCE SECTION PAGE SAFETY ........................................................................................................................................................ i I. SHIPMENT .................................................................

Page 6 - Handling

U.S. ELECTRICAL MOTORSINSTALLATION AND MAINTENANCE FIGURE 1B Typical Construction With Four Lifting Lugs FIGURE 1A Typical Construction With Two Eyebolts Shipment & Handling I. SHIPMENT Prior to shipment, all Titan-II Motors undergo extensive electrical and mechanical testing, and are thoroughly...

Page 7 - Storage

U.S. ELECTRICAL MOTORSINSTALLATION AND MAINTENANCE III. STORAGE 1. When to put a Motor in Storage. If a motor is not put into immediate service (one month or less), or if it is taken out of service for a prolongedperiod, special storage precautions should be taken to prevent damage. The following sc...

Page 10 - Installation

U.S. ELECTRICAL MOTORSINSTALLATION AND MAINTENANCE IV. INSTALLATION LOCATION When selecting a location for the motor and driven unit, keep the following items in mind: 1. The location should be clean, dry, well ventilated, properly drained, and provide accessibility for inspection, lubrication, and ...

Page 11 - Initial

U.S. ELECTRICAL MOTORSINSTALLATION AND MAINTENANCE VI. INITIAL INSTALLATION 1. Coupling or Pulley Installation Remove the shaft locking device shipped on motor (as applicable). Wash protective coating from the motorshaft extension(s) with solvent. Install couplings or pulleys on motor shaft per manu...

Page 15 - CAUTION; accidental eye injury.; Normal Operation

U.S. ELECTRICAL MOTORSINSTALLATION AND MAINTENANCE 2. Inspection & Cleaning Stop the motor before cleaning. ( CAUTION : See section on safety, page i). Clean the motor, inside and outside, regularly. The frequency depends upon actual conditions existing around the motor. Usethe following procedu...

Page 16 - Disassembly

U.S. ELECTRICAL MOTORSINSTALLATION AND MAINTENANCE IX. DISASSEMBLY See Figure 4 for Bearing Housing Cross Section. A. Disconnect power. Refer to section on Safety, page i. B. Remove grills and/or weather protected tophat as required. C. Remove bearing cap screws. D. Remove bearing temperature detect...

Page 17 - Lubrication

U.S. ELECTRICAL MOTORSINSTALLATION AND MAINTENANCE E. Reassemble motor by reversing the disassembly procedure in Section IX “Disassembly” . Bearings should be installed per bearing manufacturer's recommended procedure. Pack bearings with grease per Section XI "Lubrication" . F. Torque bolts ...

Page 20 - WPII

U.S. ELECTRICAL MOTORSINSTALLATION AND MAINTENANCE Cutaway Drawings 15 XIII. CUTAWAY DRAWINGS 14 11 15 13 12 14 1 4 3 5 7 8 10 2 9 6 1. Stator 2. Rotor 3. Shaft 4. Stator Coils 5. Bearing 6. Bearing Bracket 7. Bearing Cap 8. Grease Drain Plug 9. Air Deflector10. Shaft Seal Slinger11. Stator Housing ...

Page 21 - Troubleshooting

U.S. ELECTRICAL MOTORSINSTALLATION AND MAINTENANCE CORRECTION Check source of power supply. SeeSafety instructions! Check overloads,controls and fuses. Check voltage,compare with nameplate voltage. Disconnect motor from load to verify ifmotor starts without load. Reduceload-or replace motor with mot...