3
Special boating circumstances ................................................................... 41
Engine protection mode operation ............................................................................. 41
Shallow water operation .............................................................................................. 41
High altitude operation ................................................................................................ 41
Operating procedure for freezing temperatures ....................................................... 41
Salt water operation ..................................................................................................... 41
Twin engine operation ................................................................................................. 41
Trailering your boat ..................................................................................................... 42
Propeller selection ....................................................................................................... 42
Maintenance schedule ................................................................................. 43
Preparing for boating after storage (launching) ........................................................ 45
Off-season storage preparations (“winterization”) ................................................... 45
Exhaust system ............................................................................................................ 45
Engine exhaust system ............................................................................................... 45
Drive unit bellows ........................................................................................................ 45
Fuel system .................................................................................................................. 46
Gasoline recommendations ........................................................................................ 46
Gasoline containing alcohol ....................................................................................... 46
Detonation (spark knock) ............................................................................................ 46
Preventing gum formation and corrosion in the fuel system .................................. 46
Electronic fuel injection ............................................................................................... 46
Flame arrestor .............................................................................................................. 47
Electric fuel pumps ...................................................................................................... 47
Fuel filter ....................................................................................................................... 47
Engine fuel filter replacement ..................................................................................... 47
Electrical system .......................................................................................................... 48
Battery cables .............................................................................................................. 48
Batteries and connections .......................................................................................... 48
Spark Plug Tables ........................................................................................................ 50
Distributor cap and rotor ............................................................................................. 50
Circuit breakers and fuses .......................................................................................... 50
Spark plugs .................................................................................................................. 50
Checking and changing spark plugs ......................................................................... 51
Belt adjustments .......................................................................................................... 53
Cooling system ............................................................................................................ 54
Engine overheating ...................................................................................................... 54
Draining the cooling system ....................................................................................... 55
Engine Flush ................................................................................................................ 55
Raw Water Cooled........................................................................................................ 56
Closed Cooling System ............................................................................................... 57
Power trim/tilt fluid level.............................................................................................. 58
Steering system ........................................................................................................... 58
Steering reservoir fluid level ....................................................................................... 58
Primary shaft spline lubrication ................................................................................. 58
Engine and drive service ............................................................................................. 58
Engine/crankcase oil ................................................................................................... 59
Checking engine oil level ............................................................................................ 59
Summary of Contents for 4.3OSi-C
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