Mercury 40 JET FOURSTROKE Operation, Maintenance & Installation Manual page 9

Maintenance
Outboard Care.................................................................................................. 46
EPA Emissions Regulations............................................................................. 46
Inspection and Maintenance Schedule............................................................. 47
Flushing the Cooling System............................................................................ 48
Top Cowl Removal and Installation.................................................................. 50
Exterior Care..................................................................................................... 50
Battery Inspection ............................................................................................ 50
Fuel System...................................................................................................... 51
Steering Link Rod Fasteners............................................................................ 52
Corrosion Control Anode.................................................................................. 53
Spark Plug Inspection and Replacement.......................................................... 54
Steering Pull Adjustment.................................................................................. 55
Worn/Dull Impeller............................................................................................ 56
Impeller Clearance Adjustment......................................................................... 56
Fuse Replacement............................................................................................ 57
Timing Belt Inspection...................................................................................... 58
Lubrication Points............................................................................................. 58
Checking Power Trim Fluid............................................................................... 61
Changing Engine Oil ........................................................................................ 62
Submerged Outboard....................................................................................... 63
Storage
Storage Preparation.......................................................................................... 64
Protecting External Outboard Components...................................................... 64
Protecting Internal Engine Components........................................................... 65
Jet Drive............................................................................................................ 65
Positioning Outboard for Storage..................................................................... 65
Battery Storage................................................................................................. 65
Troubleshooting
Starter Motor Will Not Crank the Engine (Electric Start Models)...................... 66
Engine Will Not Start......................................................................................... 66
Engine Runs Erratically.................................................................................... 66
Engine Overspeed (Excessive RPM)............................................................... 67
Performance Loss............................................................................................. 67
Battery Will Not Hold Charge............................................................................ 67
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