A vessel sailing near Oman reported serious breakdown of auxiliary engine of Yanmar model 6N18AL. RA Power Solutions team which is always ready for emergency response left for Oman and conducted the detailed inspection of the engine. It was observed that crankpin no. 4 bearing seized resulting to the damage of CR pin no. 4. All other crankpins also developed ovality to the extent of maximum 0.20 mm.
After checking the hardness, crack and other parameters of the crankpins the grinding was started. The ship was to sail to the next port and it was decided that grinding of crankshaft is to be executed by RA Power Solutions technicians while the sailing of the vessel. RA Power Solutions having portable latest design of crankshaft grinding machine with almost no vibrations started the grinding of crankshaft while the sailing of the vessel. The 6 crankpins grinding to 0.40 mm undersized was completed in a short time of 60 hours. The repair of crankshaft was successful as the engine was put back in to operation and is performing satisfactory.
RA Power Solutions having 40 years of experience in field of crankshaft grinding has achieved many land marks and have performed more than satisfactory for the clients spread all over the world. The expert team of crankshaft grinding technicians can undertake the grinding of crankshafts up to 700 mm.
All the parameters like taper, ovality, surface finish etc. after crankshaft grinding are maintained strictly as per the manufacturer’s specifications. RA Power Solutions undertakes all the jobs related to repair, maintenance, overhauling of high capacity of diesel engines and diesel generating sets onsite all over the world.
Only company which has undertaken repair of more than 11,000 crankshafts and is highly respected for its commitment
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