Yanmar Engine Maintenance Repair and Overhaul Services

Yanmar Engine Maintenance Repair and Overhaul Services

Home » ARM » Maintenance Repair Overhaul (MRO) Services » Yanmar Engine Maintenance Repair and Overhaul Services

Addressing the challenges inherent in Yanmar engine maintenance, we are an independent repair and maintenance service provider aimed at enhancing the reliability of your engine. Our team of seasoned engineers and technicians, equipped with in-depth knowledge of Yanmar engines, excels in accurately diagnosing issues and implementing precise solutions.

By choosing Neptunus, you partner with a Yanmar engine maintenance service provider committed to transforming maintenance practices in the industry. We stand out for reducing costs and increasing the reliability of your Yanmar engines, with a turnaround time of 30% less than the standard overhaul duration. Our dedication extends beyond conventional service providers; we integrate advanced technologies to increase the mean-time between Yanmar engine overhauls

With 6+ Yanmar experts on our team, you can trust Neptunus for Yanmar’s scheduled maintenance solutions and adherence to OEM maintenance guidelines. Our expertise extends to optimizing spare parts, streamlining the scope of work, and providing not just services but technology to enhance the longevity of your assets.

Why Choose Us for Yanmar Engine Repair and Maintenance Services?


Our Yanmar engine scheduled Read more


Our Yanmar marine engine specialists Read more

Yanmar Spare
Parts List

We provide a Yanmar engine spare Read more

at the Core

Customer delight is one of our Read more


Entrusting your Yanmar diesel engine Read more

Utilization of Advanced Technology

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Would You Be Interested In Customized Yanmar Engine Maintenance Services?

Get best quote for Yanmar diesel repair and overhaul requirements

Yanmar Engine MRO Services

MAN Engine Repair

In the event of an unexpected breakdown, our prompt emergency repair services get your Yanmar diesel engine back up running, minimizing disruptions to your operations.

MAN Engine Overhaul

We specialize in overhauling Yanmar engines, bringing them to proper working conditions. Our skilled technicians disassemble, inspect, and reassemble your engine, replacing worn-out parts and ensuring its lifespan.

MAN Engine Inspection

Our thorough inspections help identify potential issues early, preventing costly breakdowns and ensuring optimal engine performance. We use our in-house dual-certified technology for Yanmar engine inspection process

MAN Engine Troubleshooting

We provide complete solutions to ensure your Yanmar diesel engine operates seamlessly. Our skilled technicians to analyze and diagnose issues using advanced condition monitoring system for engine.

Other Engine Maintenance and Repair Services

Maintaining the reliability of machines in the marine industry is essential, as it results in reduced downtime and improved equipment reliability. Maintenance of machines should be done properly for effective machine management.

Several factors influence asset performance, including wear and tear, malfunctioning components, environmental degradation, safety concerns, efficiency decline, regulatory adherence, and unplanned downtime. Effective marine machine maintenance services not only extend the life of vital equipment, but they also reduce the danger of environmental problems and ensure the marine industry’s sustainability.

As a reliable Yanmar engine maintenance service supplier, we ensure peak performance through maintenance and overhaul. Our experience ensures that Yanmar engines are in the finest condition, reducing downtime and increasing the efficiency of operation for our clients.

In addition to Yanmar Engines services, we also offer end-to-end maintenance services for other reputable marine engine brands listed below.

  • MRO Services for Niigata Engines:

As an OEM-authorized Niigata engine maintenance service provider, we offer high-quality solutions for both engines and Z-Pellers.

  • EMD Engine MRO Services:

We offer OEM-authorized EMD engine repair service services, including maintenance, repair, and overhaul (MRO) for marine engines.

  • Cat engine MRO services:

We provide CAT engine repair services in accordance with OEM manual recommendations, and our team of 27+ experienced engineers, including 6+ cat engine repair experts, ensures great quality.

  • MAN Engine Maintenance Services:

Neptunus is a trusted independent service provider for MAN engine overhauls, repairs, and maintenance. We prioritize quality and dependability.

In the maritime sector, the varied machinery in use demands tailored maintenance solutions to uphold operational integrity. Neptunus understands the importance of this personalized approach in ensuring peak performance and durability of marine equipment. Leveraging our expertise and industry-leading practices, we not only ensure the reliability of these assets but also mitigate the potential risks associated with unexpected downtime.

Our wide array of ship machinery repair services, detailed below, is customized to meet the diverse needs of marine equipment:

  • Marine Diesel Engine Repair Services:

Maintaining marine diesel engines is crucial for reliability. Our swift engine repair addresses issues promptly, preventing breakdowns and ensuring optimal performance at sea.

  • Marine Diesel Engine Overhaul Services:

Overhauling diesel engines guarantees longevity and performance. Our services reduce breakdown risks, minimizing repair costs while bolstering asset reliability.

  • Gearbox Maintenance Services in the Marine

Neptunus’ gearbox maintenance services minimize wear and tear, mitigate component failure risks, and enhance marine equipment efficiency and lifespan, ensuring overall asset reliability.

  • Marine Clutch Maintenance Services:

Regular marine clutch maintenance ensures smooth operation, preventing premature failure. This extends the lifespan and reliability of critical propulsion systems.

  • Bow-Thruster Maintenance and Repair Services:

On-time bow thruster repairs and maintenance optimize functionality and decrease the likelihood of downtime.

Aside from maritime maintenance, we also specialize in marine engine spares for major brands such as CAT, EMD, and Niigata. As a engine parts supplier, we provide genuine engine parts. Our large inventory, which includes above mentioned engine spare parts, allows us to meet the diverse needs of our customers. We take great pride in offering authentic engine spare parts to our maritime clients at competitive prices, ensuring both quality and affordability.