How Marine Engine Overhauling is done at Grandweld:
The typical process of engine overhauling at Grandweld follows the following steps.
1. Complete engine dismantling.
2. Clean and check all components including cylinder block, crankshaft, connecting rods, cylinder heads, cam shaft, etc for reusability.
3. Measure critical dimensions using calibrated tools, and identify the spare parts required.
4. Overhauling of cylinder heads, turbocharger & water pump, lube oil pump etc.
5. Cleaning, overhauling and pressure testing of oil coolers, inter coolers and heat exchangers.
6. Dismantle and clean all engine accessories and check for any damaged components
7. Honing of cylinder liners.
8. Governor reconditioning
9. Fuel pump and injector reconditioning.
10. Renew all fuel and oil filters.
11. Crankshaft reconditioning
12. Crankshaft grinding.
13. Renew idler gears bushings.
14. Assembly of engine
15. Dyno-testing of engines