MAINTENANCE
70 eng
• Inspect the outboard for tightness to the boat transom. If any
looseness of the outboard or mounting fasteners exist,
retorque the outboard mounting fasteners to 75 Nm (55
lb‑ft).
• Check the outboard for tightness on transom.
• Check the steering system for binding or loose components.
• Visually check the steering link rod fasteners for proper
tightness. See Steering Link Rod Fasteners.
• Check the propeller blades for damage.
AFTER EACH USE
• Flush out the outboard cooling system if operating in salt or
polluted water. See Flushing the Cooling System
• Wash off all salt deposits and flush out the exhaust outlet of
the propeller and gearcase with fresh water if operating in
saltwater.
EVERY 100 HOURS OF USE OR ONCE YEARLY,
WHICHEVER OCCURS FIRST
• Retorque the outboard mounting fasteners that fasten the
outboard to the boat transom. Torque to 75 Nm (55 lb‑ft).
1.
• Lubricate all lubrication points. Lubricate more frequently
when used in saltwater. See Lubrication Points.
• Replace the spark plugs at first 100 hours or first year. After
that, inspect the spark plugs every 100 hours or once yearly.
Replace the spark plugs as needed. See Spark Plug
Inspection and Replacement.
• Replace the fuel filter. See Fuel System.
• Inspect the compressor air intake filter on 200 and 225 hp
models and replace if required. See Compressor Air Intake
Filter.
•
Inspect the alternator belt. See Alternator Belt Inspection.
• Check the corrosion control anodes. Check more frequently
when used in saltwater. See Corrosion Control Anode.
• Drain and replace the gearcase lubricant. See Gearcase
Lubrication.
1. These items should be serviced by an authorized dealer.
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