We were approached by a company based in South America having 47 numbers of diesel generating sets comprising of Wartsila and Caterpillar make of engines. These diesel generating sets are installed on the barge stationed near the capital city. The electricity produced is supplied for all critical applications like hospitals, airports, railways, etc. In order to increase the capacity and to put back all the engines into operation, RA Power Solutions Pvt. Ltd. was given a contract of repair of crankshafts onsite. One crankshaft of Wartsila 12V32 and two crankshafts of Wartsila 18V32 were found beyond the repair limits due to presence of cracks and damage.

Following jobs were executed:

Replacement of crankshaft of Wartsila 12V32 and Wartsila 18V32 Engine.

Our team consisting of one senior engineer and two technicians was deputed with extensive experience of engine repair and overhaul including repair of crankshaft, crankshaft and adjustment of timing. All these engineers have substantial experience of undertaking marine diesel engine repair on Wartsila MAN B&W, Yanmar, Daihatsu engine etc.

Procedure followed for renewal of Wartsila diesel engine crankshaft:-

• Necessary arrangements were made for safe lifting and securing engine block.
• All the major assemblies, pipes resting on engine block including crankshaft were removed.
• During removal of crankshaft, all main bearing caps were clearly marked in order to avoid any confusion during the reassembly of the engine.
• Complete calibration of new crankshaft was done.
• Cleaning of bedplate, main bearing pocket was done along with calibration.
• New crankshaft was placed on the engine block and all the parameters as per the manual were checked.
• Refitting of engine parts was done.

After thorough inspection of all the clearances, the engine was put on trial mode and performance was observed to be satisfactory.

RA Power Solutions Pvt. Ltd. undertakes repair and maintenance of high-capacity main engines, and auxiliary engines installed on a vessel or on land. We have executed ship auxiliary engine overhaul numbers exceeding more than 1500. All the diesel engine repairs, replacement of parts are executed with guarantee.

For more information related to marine diesel engine repair and maintenance services, diesel engines and spares contact us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.