|General Guidance Below. Always consult your user manual for model-specific instructions.||Every Outing||Every 20 hrs.||Every 50 hrs.||Every 100 hrs.||Before Layup||Video|
|Engine and Drive|
|Check transom mounting bolts/jack plate bolts (if equipped)||✔||✔||✔||✔||✔|
|Check propeller and skeg for damage||✔||✔||✔||✔||✔|
|Check cowl air intakes for blockages||✔||✔||✔||✔||✔|
|Check engine operating temperature||✔||✔||✔||✔||✔|
|Check oil pressure||✔||✔||✔||✔||✔|
|Check drive/gearcase for water/particulate/burnt lubricant & refill||✔||✔||✔||✔|
|Check engine for proper operating RPM @ WOT||✔||✔||✔||✔|
|Check fuel lines for alcohol and UV degradation||✔||✔||✔|
|Replace fuel/water separating filter||✔||✔||✔|
|Check power trim/tilt fluid, refill if necessary||✔||✔||✔|
|Check engine mounts and swivel/steering bracket for excessive play||✔||✔||✔|
|Lubricate all grease points||✔||✔|
|Coat electrical w/silicone protectant spray||✔||✔|
|Have linkage/synchronization checked||✔||✔|
|Retorque all accessible bolts/fasteners||✔||✔|
|Touch up paint||✔||✔|
|Check spark plugs and replace as necessary||✔|
|Change and check condition of gearcase lube and powerhead oil||✔|
Replace water-pump impeller
Check outdrive bellows for cracks and tears (look especially in the folds).
|Treat fuel with storage conditioner, fog engine, drain/refill oil, replace oil/fuel filters||✔|
|Check for excessive play/movement||✔||✔||✔||✔||✔|
|Check fluid level/check for leaks/bleed system (hydraulic)||✔||✔||✔|
|Check engine free-play and adjust||✔||✔||✔|
|Lubricate all grease points||✔||✔||✔|
|Check for kinks (hydraulic and mechanical) and/or binding (mechanical)||✔||✔|
Regular maintenance of your outboard motor
Regular maintenance of your outboard motor is crucial to ensure that it operates efficiently and reliably. Neglecting the maintenance of your outboard motor can lead to costly repairs and even accidents while out on the water.
The first item on the checklist is to inspect the fuel system. Check for any leaks or damage to the fuel lines and connections. Ensure that the fuel tank is clean and free of debris. Also, inspect the fuel filter and replace it if necessary.
The second item on the checklist is to check the oil level and quality. Make sure that the oil level is within the recommended range and that the oil is clean and not contaminated. Change the oil and oil filter at least once a year or according to the manufacturer's recommendation.
The third item on the checklist is to inspect the cooling system. Check the water pump impeller for wear and tear and replace it if necessary. Also, check the thermostat and the temperature sensor for any damage or corrosion.
The fourth item on the checklist is to check the propeller. Inspect the blades for any damage, dents, or cracks. If the propeller is damaged, it can cause excessive vibration, reduce performance, and damage the engine.
The fifth and final item on the checklist is to inspect the electrical system. Check the battery, wiring, and spark plugs for any damage or corrosion. Make sure that the battery is fully charged, and the terminals are clean and tight.
In conclusion, regular maintenance of your outboard motor is essential for optimal performance and longevity. Follow this must-have outboard motor maintenance checklist to keep your motor running smoothly and reliably, and to ensure a safe and enjoyable boating experience. Remember, preventative maintenance is always less expensive than repairs or replacement.