We offer auxiliary engine services, recognizing their crucial role in powering essential systems. At Neptunus, we understand the significance of well-maintained auxiliary engines. Our comprehensive services are designed to ensure your vessel’s auxiliary systems run at peak performance.
With 3 decades of extensive service experience, Neptunus has established itself as a trusted provider of auxiliary engine repair and overhaul services. Our team of 27+ highly skilled engineers, including dedicated auxiliary engine experts, possesses a wealth of knowledge and expertise in handling various brand auxiliary engines, including Niigata(OEM), EMD (OEM), Caterpillar, MAN, Wärtsilä, and Yanmar.
Neptunus boasts a rich portfolio of successfully completed projects, having worked on various brands of auxiliary engine services in the marine industry. We offer comprehensive auxiliary engine repair and overhaul services globally, leveraging our extensive experience in catering to clients across South Asia, the Middle East, Europe, and Africa. Our expertise extends to prominent regions within India, including Mumbai, Cochin, Goa, Kolkata, Chennai, Visakhapatnam, and Haldia. With a proven track record of delivering high-quality services, we are committed to meeting the diverse needs of our clients worldwide.
We have developed our abilities as auxiliary engine repair experts over the course of our more than three decades of service expertise. Our vast knowledge enables us to provide accurate and timely diagnostics, which leads to quick repairs and less downtime for your auxiliary engines.
We prioritize the shortest turnaround time with high reliability without sacrificing quality, ensuring accurate and effective repairs. Our goal is to do tasks quickly and efficiently without sacrificing quality.
In addition to our technical team's on-site auxiliary diesel engine overhaul services, we also provide remote support, which enables our specialists to help you right away from anywhere in the world.
We provide genuine auxiliary engine parts , to ensure the longevity and optimal performance of your engines. Our technical specialists find every way to streamline your spare parts inventory and enable cost-effectiveness without sacrificing quality.
We use the newest and most cutting-edge instruments and technology to guarantee precise diagnosis and effective operation for your auxiliary engines. Our dedication to employing state-of-the-art techniques ensures accurate evaluations and prompt fixes, optimizing the dependability of your engines.
Reviewing the Job Order: We begin by thoroughly reviewing the job order, understanding the reported issues, and referencing the engine’s technical manual. This equips us with the necessary knowledge and procedures.
Safety First: We conduct a safety briefing, ensuring everyone understands the hazards involved and dons the appropriate Personal Protective Equipment (PPE) like gloves, safety glasses, and steel-toed boots.
Isolating and Lockout/Tagout: We isolate the engine from its fuel, electrical, and cooling systems. We then implement a Lockout/Tagout procedure to prevent accidental energization or startup.
External Inspection and Documentation: We give the engine a thorough visual examination, documenting any external damages, leaks, or loose components. Photos are often taken for reference during reassembly.
Draining Fluids: We drain the engine oil, coolant, and fuel into designated containers for proper disposal. Oil samples might be taken for analysis to identify wear patterns.
Peripheral Removal: We systematically remove all peripheral components like the radiator, air intake system, exhaust manifold, and alternator. These are tagged and stored securely.
Top-End Disassembly: We move on to the top-end by removing the valve cover, rocker arms, and pushrods. This exposes the cylinder head for further disassembly.
Cylinder Head Removal: Following the manufacturer’s instructions, we carefully remove the cylinder head bolts and lift the head off the engine block. Gaskets and any sticking components are addressed meticulously.
Degreasing and Cleaning: All disassembled components are thoroughly degreased and cleaned using appropriate solvents and parts washers. This allows for a clear inspection of their condition.
Detailed Inspection: Each component undergoes a meticulous inspection. We check for wear on pistons, rings, bearings, and cylinder liners. Cracks or deformations are diligently looked for. The service manual’s specifications guide our assessment.
Measurements and Gauging: We use precision measuring tools and gauges to assess clearances, wear, and tolerances of critical components. This helps determine if parts need replacement or reconditioning.
Replacement or Repair: Based on the inspection results, we replace worn-out components with new parts or recondition salvageable ones within manufacturer’s specifications.
Honing and Machining: If necessary, the cylinder liners might be honed to restore proper surface finish. Certain components, like crankshafts might require machining for rectification.
Gasket and Seal Replacement: All old gaskets and seals are replaced with new ones to ensure proper sealing and prevent leaks upon reassembly.
Reassembly Sequence: Following the service manual in reverse order, we reassemble the engine. Torque specifications are strictly adhered to for proper fit and function.
Reinstallation of Peripherals: All previously removed peripheral components like the radiator, exhaust system, and alternator are reinstalled and secured.
Filling Fluids and Initial Checks: Fresh engine oil, coolant, and fuel are added following the manufacturer’s recommended capacities. We perform initial checks for leaks and proper fluid circulation.
Electrical System Reconnection: The engine’s electrical system is carefully reconnected, ensuring all connections are secure and free of damage.
Engine Start-up and Testing: We follow the manufacturer’s starting procedures and cautiously crank the engine. Once running, we meticulously monitor oil pressure, coolant temperature, and exhaust emissions to ensure proper operation.
Final Adjustments and Documentation: Any minor adjustments are made for optimal performance. All replaced parts, measurements, and observations are documented for future reference.
Handover and Documentation: The engine is handed back over to the client, with a detailed report outlining the work performed, replaced parts, and any recommendations for future maintenance.
At Neptunus, with our reliability asset management solutions, we are committed to developing long-term connections with our clients beyond specific assignments. Our main goal is to customize solutions to meet their specific needs while coordinating our efforts with their overall objective of improving operational efficiency in a way that is sustainable and economical. We use modern technology to solve the maintenance issues clients have and produce results.
With our unique dual-class (ABS and IRS) approved condition monitoring for engines and our in-house holistic oil quality management solution,, which includes a real-time oil condition monitoring sensors , a continuous kidney loop filtration system for oil, from this we are now able to empower our clients by:
If you aim to accomplish similar objectives for your organization, schedule a “discovery call” with our specialists to explore how we can support you.
In addition to our auxiliary engine services, we specialize in ship engine repair services, providing a complete suite of solutions for the marine and oil & gas industries. From diesel generator repair , to propulsion services for marine , our engine experts ensure top-notch service and reliability for all all your machinery needs.
Neptunus Power Plant Services Pvt. Ltd.
India
Neptunus Main Office
A 554/555, TTC Industrial Area,
MIDC Mahape, Navi Mumbai,
Maharashtra 400710, India.
UAE
Neptunus Global Trading (NGT)
Ras Al Khaimah Economic Zone,
RAKEZ Al Mamourah Street,
Ras Al-Khaimah, UAE.
France
dataVIB Impédance
80 Dom. de Montvoisin,
91400 Gometz-la-Ville,
France.
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