Inspection And Maintenance Schedule - Mercury 10 TwoStroke Operation, Maintenance & Installation Manual

OWNER RESPONSIBILITY
The owner/operator is required to have routine engine maintenance performed
to maintain emission levels within prescribed certification standards.
The owner/operator is not to modify the engine in any manner that would alter
the horsepower or allow emission levels to exceed their predetermined factory
specifications.

Inspection and Maintenance Schedule

DAILY CHECKS
• Check the engine oil level
• Check the lanyard stop switch
• Inspect the fuel system for leaks
• Inspect the engine tightness on the transom
• Check the steering system for binding
• Check the propeller for damage
• Inspect the hydraulic steering fittings and hoses for leaks or signs of
damage, if equipped
• Check the hydraulic steering fluid level, if equipped
AFTER EACH USE
• Wash the power package exterior with fresh water
• Flush the outboard cooling system, saltwater or brackish water only
ANNUALLY OR 100 HOURS
• Grease the engine, if applicable
• Change the engine oil and filter, if equipped
• Inspect the thermostat, saltwater or brackish water only
• Add Quickleen to the fuel tank, once per year, per engine
• Apply anti‑seize to the spark plug threads
• Replace the gear lubricant
• Inspect the corrosion control anodes
• Lubricate the propeller shaft splines
• Replace all filters on the suction side of the fuel system—dealer item
• Lubricate the driveshaft splines—dealer item
• Check the tightness on all the fasteners—dealer item
• Check the torque of the outboard mounting hardware—dealer item
• Check the battery condition and tightness of the battery cable connection
—dealer item
THREE YEARS OR 300 HOURS
• Replace the spark plugs
MAINTENANCE
48
eng