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Mercury MerCruiser Series User Manual

Mercury MerCruiser Series
101 pages
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Starting, Shifting, and Stopping.............................................. 32
Before Starting the Engine.............................................. 32
Starting a Cold Engine.................................................... 32
Engine Warm‑Up............................................................. 33
Shifting............................................................................ 33
Engine Shut Down (Stopping)......................................... 33
Protecting People in the Water............................................... 33
While You Are Cruising............................................... 33
While Boat Is Stationary.............................................. 34
High‑Speed and High‑Performance................................ 34
Wave and Wake Jumping....................................................... 34
Impact with Underwater Hazards........................................... 34
Conditions Affecting Operation............................................... 35
Weight Distribution (Passengers and Gear) Inside the
Boat................................................................................. 35
Bottom of Boat................................................................. 35
Elevation and Climate..................................................... 35
Propeller Selection.......................................................... 35
Getting Started....................................................................... 36
Engine Initial Break‑In Procedure.................................... 36
ZF Inboard Transmission Initial Break‑in......................... 36
End of First Season Checkup.......................................... 36
Section 4 - Specifications
Fuel Requirements................................................................. 38
Diesel Fuel in Cold Weather................................................... 38
Antifreeze/Coolant.................................................................. 38
Engine Oil............................................................................... 39
Engine Specifications............................................................. 40
Fluid Specifications................................................................. 40
6.7L Diesel Engine.......................................................... 40
Approved Paints..................................................................... 40
ZF Marine Transmissions ...................................................... 40
ZF 85 IV............................................................................ 41
ZF 280 IV.......................................................................... 42
ZF 280‑1........................................................................... 43
ZF 280‑1 A........................................................................ 43
Section 5 - Maintenance
Owner and Operator Responsibilities..................................... 46
Dealer Responsibilities........................................................... 46
Do‑It‑Yourself Maintenance Suggestions............................... 46
Inspection............................................................................... 46
Maintenance Schedules......................................................... 46
Routine Maintenance...................................................... 46
Scheduled Maintenance.................................................. 47
Engine Oil............................................................................... 48
Checking......................................................................... 48
Filling............................................................................... 49
Changing Oil and Filter.................................................... 49
Engine Coolant....................................................................... 50
Checking the Engine Coolant Level................................ 50
Inspect the Coolant Recovery Reservoir Fluid Level.. 51
Filling............................................................................... 51
Changing the Engine Coolant......................................... 51
Air Filter.................................................................................. 53
Oil Vapor Filter........................................................................ 55
Fuel Filter Maintenance.......................................................... 56
Remote‑Mounted Prefilter............................................... 56
Draining Water from the Remote‑Mounted Prefilter.... 56
Remote‑Mounted Prefilter Replacement..................... 56
Engine‑Mounted Fuel Filter............................................. 59
Engine‑Mounted Fuel Filter Replacement.................. 59
Transmission Maintenance..................................................... 60
Checking the Fluid Level Before Operation .................... 60
Checking the Fluid Level When Hot................................ 61
Transmission Oil Evacuation........................................... 61
Seawater System................................................................... 61
Draining and Protecting the Seawater System................ 61
Checking the Seawater Pickups...................................... 64
Cleaning the Seawater Strainer...................................... 64
Flushing the Seawater System........................................ 65
With the Boat Out of the Water................................... 65
With the Boat in the Water.......................................... 66
Engine Seawater Pump Inspection................................. 67
Corrosion Protection............................................................... 67
General Information......................................................... 67
Engine Corrosion Protection Components...................... 67
Anode Removal...........................................................67
Cleaning and Inspection............................................. 68
Anode Installation........................................................68
Boat Bottom Care............................................................ 69
Drive Belt................................................................................ 69
Serpentine Belt Failure Identification............................... 69
Serpentine Belt................................................................ 71
Inspection.................................................................... 71
Replacement............................................................... 72
Battery.................................................................................... 73
Section 6 - Storage
Cold Weather (Freezing Temperature), Seasonal Storage, and
Extended Storage................................................................... 76
Seasonal Storage Instructions (Six Months or Less)...... 76
Extended Storage Instructions (Exceeding Six
Months)........................................................................... 77
Battery............................................................................. 78
Recommissioning................................................................... 78
Page ii 90-8M0117076 eng FEBRUARY 2018

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Mercury MerCruiser Series Specifications

General IconGeneral
BrandMercury
ModelMerCruiser Series
CategoryEngine
LanguageEnglish

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