Section 5 - Maintenance
90-8M0069751 eng APRIL 2012 Page 41
Section 5 - Maintenance
Table of Contents
Owner and Operator Responsibilities................................... 42
Dealer Responsibilities......................................................... 42
Maintenance......................................................................... 42
Do‑It‑Yourself Maintenance Suggestions............................. 42
General Inspection............................................................... 42
Engine Cover........................................................................ 43
Removal.........................................................................43
Cleaning.........................................................................43
Inspection...................................................................... 43
Installation......................................................................43
Maintenance Schedules—Alpha and Bravo Models............ 43
Routine Maintenance—Alpha and Bravo Models.......... 43
Scheduled Maintenance—Alpha and Bravo Models..... 44
Maintenance Log........................................................... 45
Engine Oil............................................................................. 47
Specifications.................................................................47
Oil Level—Overfilled...................................................... 47
Checking........................................................................ 47
Filling............................................................................. 48
Changing Oil and Filter.................................................. 49
Alpha Sterndrive Gear Lube................................................. 52
Sterndrive Gear Lube.................................................... 52
Checking........................................................................ 52
Filling............................................................................. 53
Changing....................................................................... 54
Bravo Sterndrive Gear Lube................................................. 56
Sterndrive Gear Lube.................................................... 56
Checking........................................................................ 56
Filling............................................................................. 56
Changing....................................................................... 57
Power Trim Fluid.................................................................. 60
Checking........................................................................ 60
Filling............................................................................. 60
Changing....................................................................... 61
Power‑Assisted Steering Fluid............................................. 61
Checking........................................................................ 61
Filling............................................................................. 62
Changing....................................................................... 62
Engine Coolant..................................................................... 62
Checking........................................................................ 62
Filling............................................................................. 63
Changing....................................................................... 63
Air Filter................................................................................ 64
Removal.........................................................................64
Inspection...................................................................... 64
Installation......................................................................64
Water‑Separating Fuel Filter................................................ 65
Draining......................................................................... 66
Replacing....................................................................... 66
Filling............................................................................. 68
Fuel System.......................................................................... 69
Priming...........................................................................69
Filling (Bleeding)............................................................ 70
Fuel Tank Cleaning and Flushing.................................. 70
Seawater System................................................................. 70
Draining the Seawater System...................................... 70
Sterndrive Water Inlets Check....................................... 72
Checking the Seawater Pickups.................................... 73
Cleaning the Seawater Strainer..................................... 73
Flushing the Seawater System—Alpha Sterndrives...... 75
Flushing the Seawater System—Bravo Sterndrives...... 77
Engine Seawater Pump Inspection................................80
Alpha Sterndrive Seawater Pump Inspection................ 80
Replacing the Engine Coolant.............................................. 80
Draining the Closed‑Cooling System............................. 80
Filling the Closed Cooling System................................. 81
Corrosion Protection............................................................. 82
General Information....................................................... 82
Engine Corrosion Protection Components.................... 82
Removal ................................................................ 82
Cleaning and Inspection ........................................ 83
Installation ............................................................. 84
Sterndrive Corrosion Protection Components............... 85
Alpha Sterndrive Continuity Circuit Inspection...............88
Continuity Circuit—Bravo Sterndrive............................. 88
MerCathode................................................................... 90
Painting Your Power Package....................................... 90
Lubrication............................................................................ 91
Steering System............................................................ 91
Throttle Cable................................................................ 93
Shift Cable..................................................................... 93
Transom Assembly........................................................ 94
Engine Coupler.............................................................. 94
Driveshaft Extension Models......................................... 94
Sterndrive, Bellows, and Engine Alignment................... 95
Maintaining Torques............................................................. 97
Alpha Gimbal Ring Clamp Bolt...................................... 97
Bravo Gimbal Ring U‑bolt Nuts......................................97
Engine Mounts............................................................... 98
Propellers............................................................................. 98
Alpha Propeller Removal............................................... 98
Alpha Propeller Installation............................................ 99
Bravo Diesel Sterndrive Propeller Removal.................. 99
Bravo One Models ............................................... 100
Bravo Two Models ............................................... 100
Bravo Three Models ............................................ 101
Bravo Diesel Sterndrive Propeller Installation............. 102
Bravo One Models ............................................... 102
Bravo Two Models ............................................... 103
Bravo Three ......................................................... 104
Drive Belts.......................................................................... 105
QSD 2.0 Drive Belts.....................................................105
Power‑Assisted Steering Pump Belt Inspection.......... 106
Serpentine Belt Inspection........................................... 106
Battery................................................................................ 107
Battery Precautions for Multiple Engines .................... 107
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