An illustrated guide covering operation, common faults, maintenance techniques, and testing methods for three‑phase AC motors.
About this manual
This guide provides detailed, illustrated instructions on how to operate three‑phase AC motors safely and efficiently. It explains the motor’s structure, common fault causes, and step‑by‑step maintenance procedures.
The document also describes testing methods, the use of diagnostic instruments, and procedures for inspecting and replacing key components such as end covers, bearings, oil seals, rotors, and cooling systems. This manual is written in Chinese.
What's inside
- Motor Structure and Components
- Common Faults and Causes
- Electromagnet Handling
- Stator Wiring and Connections
- End Cover, Bearing, and Oil‑Seal Maintenance
- Rotor Maintenance
- Component Replacement
- Testing and Inspection Procedures
- Cooling and Heat‑Dissipation
- Use of Test Instruments
