N5.230 CR2 Nanni
The Nanni N5.230 CR2 is a 228 HP (168 kW) 4-cylinder, 4-stroke diesel inboard engine based on a John Deere engine base with a 4.5-litre displacement. It features turbocharged air-to-seawater aftercooling, direct injection with electronically controlled mechanical governor, and closed cooling with heat exchanger. Compatible with shaft line and water jet transmissions, it is HVO compliant and meets IMO MARPOL Annex VI, RCD2, EPA Marine Tier 3, and NRMM emission standards.
Characteristics
Hover any value for notes and sourcesHorse Power
228
Hp
Torque
—
Nm
Torque
—
Weight
578KG
Number of Cylinders
4
Cylinder Layout
inline
Displacement litres
4.5Liter
Is Injection
Yes
Has a Turbo
Yes
Block Material
—
Cooling System
Water-cooled
Compression Ratio
—
Starter Type
—
RPM Range
—
Emission Standard
EPA Tier 3–IMO Tier II
Dimensions
88.5cm × 96.4cm × 57.8cm
Certifications
RCD
Documentation URL
https://nannienergy.com/fr/produit/moteur-n5-230-cr2/
Maintenance schedule
14 tasks · 7 intervals
No maintenance data is available for this equipment. Showing generic defaults —
likely incorrect for this specific model.
| Task | After 50h | Daily | Every 12mo | Every 24mo | Every 36mo | Every 200h | Every 500h |
|---|---|---|---|---|---|---|---|
| Change Change Fuel Filter | |||||||
| Change Change Oil | |||||||
| Change Change Oil Filter | |||||||
| Inspect Inspect coolant levels & state | |||||||
| Inspect Inspect there is no clogging, that filters are clean | |||||||
| Inspect Check for water in fuel filter | |||||||
| Change Change Air Filter | |||||||
| Inspect Inspect belt tension & Inspect belts for wear and tears | |||||||
| Inspect Inspect turbocharger visually | |||||||
| Change Change Raw water impellar | |||||||
| Inspect Inspect calibrated heat exchanger cap visually | |||||||
| Inspect Inspect thermostat visually | |||||||
| Inspect Inspect engine mounts visually | |||||||
| Mechanical Check & Adjust valve clearances |