EXPERT MARINE SERVICE
At Diesel Marine NZ, we deliver expert servicing, diagnostics, and maintenance for MAN engines, Northern Lights generators, Lugger engines, Oceanflo watermakers, and MC2 Quick Gyros. As authorised dealers, we use genuine parts and factory-trained technicians.
brands we service
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MAN ENGINE SERVICES
MAN Engine Diagnostics & Maintenance
Diesel Marine NZ is your trusted specialist for MAN marine engine servicing and diagnostics. Our team of experts provides comprehensive support to ensure your engine operates at peak performance, whether for routine maintenance or complex repairs.
As an authorized MAN dealer, we ensure your marine engine is ready for any voyage locally or offshore.
Our Services Include
✔ Fault Diagnostics & Repairs – Identifying and resolving engine issues.
✔ Service Schedule Maintenance – Regular servicing to ensure reliability and longevity.
✔ Cooling System Servicing –
Salt water component checks & maintenance to prevent overheating.
✔ Engine Rebuild & Dyno Testing – Top and bottom end overhauls, dyno testing and painting.
northern lights generator SERVICES
Diagnostics & Maintenance
Diesel Marine NZ are specialists for Northern Lights marine generator servicing and diagnostics. Our factory trained technicians deliver expert maintenance and repairs to keep your generator operating reliably and efficiently.
As an authorised dealer, we combine years of experience ensuring your Northern Lights generator remains dependable for every voyage.
Our Services Include
✔ Standard Annual Servicing –
Routine maintenance to ensure genset longevity.
✔ Cooling System Servicing –
Heat exchanger and intercooler checks & maintenance to prevent overheating.
✔ Fuel System Testing, Servicing & Diagnostics –
Expert assessment and servicing to ensure clean running and performance.
✔ Genset Removal, Installation & Rebuilds –
Generator replacements, overhauls, and restorations with custom painting.
LUGGER ENGINE SERVICING
LUGGER ENGINES
Power your journey with expert servicing for Lugger Marine Engines. Renowned for their durability and dependable performance, Lugger engines are built to handle the toughest marine environments. To maintain their legendary reliability, they require correct installation and routine maintenance.
As authorised dealers, we ensure your Lugger engine delivers rated power consistently, for piece of mind on those large trips.
WHAT WE OFFER
✔ Annual Engine Service & Maintenance –
Routine maintenance to ensure engine longevity.
✔ Fuel System Service & Diagnostics –
Expert assessment and servicing to ensure clean running and performance.
✔ Fault Troubleshooting & Repair –
Accurate identification and resolution of engine and system faults.
✔ Installation & Refits –
Installation of new engines and repowers to upgrade or modernise existing marine setups.
MC2 QUICK GYRO SERVICING
QUICK GYRO STABALIZERS
Maximise comfort and stability on the water with expert servicing for MC2 Quick Gyro stabilizers. Designed to reduce roll and enhance onboard experience, these specialised gyros require correct installation and routine maintenance to operate at peak efficiency.
As authorised service providers, we ensure your stabilizer delivers smooth, reliable performance in all conditions.
WHAT WE OFFER
✔ Installation & Warranty Support– Expert setup and manufacturer-backed servicing.
✔ Fault Diagnostics & Repairs – Advanced troubleshooting and repairs.
✔ Service Schedule Maintenance – Preventative care to extend lifespan and efficiency.
OCEANFLO WATERMAKER SERVICING
OCEANFLO WATERMAKERS
Oceanflo is dedication to simplicity. With fewer moving parts, straightforward maintenance procedures, and robust construction, Oceanflo watermakers are built to run quietly and efficiently for the long haul. Designed for real-world conditions and supported by responsive technical assistance. Oceanflo empowers boat owners to enjoy more time on the water and less time refilling water tanks at the dock. Whether you're getting ready for offshore adventures or cruising the New Zealand coastline, Oceanflo delivers clean, reliable water—without compromise.
WHAT WE OFFER
✔ Scheduled Maintenance & Parts Supply – Preventative servicing, membrane care, and owner guidance—plus access to genuine parts.
✔ Installation & Commissioning – Expert installation tailored to your vessel, ensuring reliable performance from day one.
✔ Warranty & Technical Support – Manufacturer-backed servicing and ongoing technical assistance when you need it.