Overhauling work in a thermal power plant involves the planned inspection, maintenance, repair, testing, and restoration of equipment during a shutdown period to ensure safe, reliable, and efficient operation.
- Inspect boilers, turbines, generators, pumps, fans, valves, conveyors, and auxiliary systems.
- Check for wear, corrosion, erosion, cracks, leakage, and alignment issues.
- Record observations and prepare inspection reports.
- Safely isolate and dismantle equipment as per maintenance procedures.
- Clean, repair, replace, or refurbish defective components.
- Reassemble equipment according to technical specifications and drawings.
- Perform preventive and corrective maintenance.
- Replace bearings, seals, gaskets, valves, tubes, couplings, and other components.
- Carry out welding, fitting, machining, and alignment activities when required.
- Open and inspect turbine casings, rotors, blades, diaphragms, and bearings.
- Inspect boiler pressure parts, superheaters, reheaters, economizers, and air preheaters.
- Conduct tube leak inspections and repairs.
- Perform dimensional checks, clearances, balancing, and alignment measurements.
- Conduct hydrostatic, pressure, vibration, and performance tests.
- Assist in startup activities after overhaul completion.
- Follow Lockout-Tagout (LOTO) procedures.
- Adhere to permit-to-work systems and safety regulations.
- Use personal protective equipment (PPE) and maintain safe work practices.
- Maintain maintenance records and checklists.
- Prepare work completion reports.
- Update equipment history and maintenance logs.
Work Location: In person
