Mercury 4 TwoStroke - Page 8

Operation
Prestarting Check List.......................................................................................30
Operating in Freezing Temperatures................................................................ 30
Operating at High Elevations............................................................................ 30
Operating in Saltwater or Polluted Water......................................................... 30
Engine Break‑in Procedure...............................................................................31
Warming Up the Engine....................................................................................31
Starting the Engine........................................................................................... 32
Gear Shifting..................................................................................................... 36
Stopping the Engine......................................................................................... 36
Maintenance
Outboard Care.................................................................................................. 37
Inspection and Maintenance Schedule ............................................................ 37
Flushing the Cooling System............................................................................ 38
Top Cowl Removal And Installation.................................................................. 39
Corrosion Control Anode.................................................................................. 39
Exterior Care.....................................................................................................40
Fuel System...................................................................................................... 40
Propeller Replacement..................................................................................... 41
Propeller Selection............................................................................................43
Spark Plug Inspection And Replacement......................................................... 43
Lubrication Points............................................................................................. 44
Gearcase Lubrication........................................................................................46
Submerged Outboard....................................................................................... 48
Storage
Storage Preparation..........................................................................................49
Protecting External Outboard Components...................................................... 49
Protecting Internal Engine Components........................................................... 49
Gearcase.......................................................................................................... 50
Positioning Outboard for Storage..................................................................... 50
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