Mercury MerCruiser Axius 350 MAG

Section 5 - Maintenance
90-864197084 NOVEMBER 2008 Page 83
Section 5 - Maintenance
Table of Contents
Owner/Operator Responsibilities.......................................... 84
Dealer Responsibilities......................................................... 84
Maintenance......................................................................... 84
Do‑It‑Yourself Maintenance Suggestions............................. 84
Inspection............................................................................. 85
Maintenance Schedule—Sterndrive Models........................ 85
Routine Maintenance.....................................................85
Scheduled Maintenance................................................85
Maintenance Log.................................................................. 86
Engine Oil............................................................................. 87
Checking ....................................................................... 87
Filling ............................................................................ 87
Changing Oil and Filter ................................................. 88
Easy Engine Oil Drain System .............................. 88
Engine Oil Drain Pump .......................................... 89
Changing Filter ...................................................... 89
Steering Fluid....................................................................... 90
Checking and Filling Steering Fluid...............................90
Changing Steering Fluid................................................90
Engine Coolant..................................................................... 90
Checking ....................................................................... 90
Filling ............................................................................ 91
Changing ..................................................................... 92
Sterndrive Gear Lube........................................................... 92
Checking........................................................................92
Filling.............................................................................92
Changing.......................................................................93
Power Trim Fluid.................................................................. 94
Checking ....................................................................... 94
Filling ............................................................................ 94
Changing ...................................................................... 95
Battery.................................................................................. 95
Multiple EFI Engine Battery Precautions.......................95
Cleaning the Flame Arrestor................................................. 95
Positive Crankcase Ventilation Valve (PCV)........................ 96
Inspection......................................................................96
Replacement..................................................................97
Water‑Separating Fuel Filter (MPI)....................................... 98
Water‑Separating Fuel Filter..........................................98
GEN III Models..............................................................98
Removal ................................................................ 98
Installation ............................................................. 99
Lubrication............................................................................ 99
Electronic Shift Control (ESC) Shift Cable.....................99
Sterndrive Unit and Transom Assembly......................100
Sterndrive U‑joint Shaft Splines And O‑rings (Sterndrive
Unit Removed).............................................................100
Engine Coupler............................................................100
Propellers........................................................................... 101
Propeller Repair...........................................................101
Bravo Three Propeller Removal..................................101
Bravo Three Propeller Installation...............................102
Serpentine Drive Belt.......................................................... 103
Checking......................................................................103
Replacing or Adjusting.................................................104
Corrosion Protection........................................................... 105
Corrosion Information..................................................105
Maintaining Ground Circuit Continuity.........................105
MerCathode System Battery Requirements................105
Anodes and MerCathode System Locations...............105
Checking the Quicksilver MerCathode System...........106
Power Package Exterior Surfaces...............................106
Boat Bottom Care........................................................107
Anti‑fouling Paint..........................................................107
Sterndrive Surface Care..............................................108
Flushing the Power Package.............................................. 109
General Information.....................................................109
Flushing Attachments .......................................... 109
Sterndrive Water Pickups .................................... 110
Alternative Water Pickups ................................... 111
SeaCore Power Package Flushing Procedure............112
Models Using The Sterndrive Water Pickup ........ 112
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