Blog Article

Yacht Engine Maintenance Guide

Service schedules, intervals, and best practices for marine engines

January 10, 2026 13 min read Technical

Regular engine maintenance is crucial for reliability, safety, and longevity of your yacht's propulsion system. Following manufacturer-recommended service intervals prevents costly breakdowns and ensures optimal performance.

Service Intervals

50h Every 50 Hours / Weekly

Check oil level
Check coolant level
Inspect drive belts
Check for leaks

250h Every 250 Hours / Annually

Change engine oil & filter
Replace fuel filters
Replace impeller
Check anodes

1000h Every 1000 Hours

Replace drive belts
Flush cooling system
Valve adjustment
Injector service

Key Systems to Monitor

Lubrication System

Use manufacturer-specified oil grade. Monitor oil pressure and color. Dark or milky oil indicates problems.

Cooling System

Check raw water pump impeller regularly. Flush system annually. Monitor operating temperature.

Fuel System

Replace primary and secondary filters per schedule. Keep tanks full to prevent condensation.

Electrical System

Check alternator output, battery connections, and starter motor. Clean corrosion regularly.

Need Engine Service?

Our technicians provide complete engine maintenance services in Montenegro.

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