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4.2 Diesel
Mercury 4.2 Diesel
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Section 5 - Storage
90-8M0113987
eng
DECEMBER 2015
Page 101
12.
Carefully inspect the engine for fuel, oil, fluid, water, and exhaust leaks.
13.
Check the steering system, shift, and throttle control for proper operation.
108
110
Table of Contents
Main Page
Table of Contents
5
Read this Manual Thoroughly
3
Identification
10
Serial Number Decal
10
Engine Data Label
10
Bravo Sterndrive Serial Number and Identification
11
Bravo Transom Serial Number
11
Section 1 - Getting to Know Your Power Package
10
Features and Controls
12
Audio Warning System
12
Switches
12
Lanyard Stop Switch
13
Instrumentation
14
Keep the Lanyard Stop Switch and Lanyard Cord in Good Operating Condition
14
Vesselview
14
Smartcraft Speedometer, Tachometer, and Digital Gauges
15
System Link Digital Gauges
15
Emergency Stop Switch
16
Remote Controls
16
Console Mount Features
17
Panel Mount Features
17
Power Trim
18
Dual-Engine Trim and Trailer
19
Overload Protection-Upper Engine Circuit Breaker Panel
19
Single-Engine Trim and Trailer
19
Trim Without Key
19
Overload Protection-Port Side Power Distribution Box
20
Power Trim and Mercathode Overload Protection
21
Vessel Integration Panel (VIP) Overload Protection
21
Engine Guardian System
22
Seacore Equipped Drives
22
Seacore Components and Castings
22
Stainless Steel Fasteners
22
Safe Boating Recommendations
26
Carbon Monoxide Exposure
27
Be Alert to Carbon Monoxide Poisoning
27
Stay Clear of Exhaust Areas
27
Good Ventilation
27
Poor Ventilation
28
Important Operation Information
28
Launching
28
Duty Cycle Rating Requirements
28
High-Output Rating
28
Operation Chart
29
Freezing Temperature and Cold Weather Operation
29
Drain Plug and Bilge Pump
30
Trailering the Boat
30
Starting, Shifting, and Stopping
30
Before Starting the Engine
30
Important Information - Smartstart
30
Starting a Cold Engine
30
Engine Warm-Up
31
Starting a Warm Engine
31
Shifting
32
Engine Shut down (Stopping)
32
Starting the Engine after Stopped While in Gear
32
Protecting People in the Water
32
While You Are Cruising
32
Section 2 - on the Water
32
While Boat Is Stationary
32
Boats Having an Open Front Deck
33
Boats with Front-Mounted, Raised Pedestal Fishing Seats
33
High-Speed and High-Performance
33
Passenger Safety in Pontoon Boats and Deck Boats
33
Wave and Wake Jumping
33
Impact with Underwater Hazards
34
Sterndrive Impact Protection
34
Conditions Affecting Operation
35
Bottom of Boat
35
Cavitation
35
Elevation and Climate
35
Ventilation
35
Weight Distribution (Passengers and Gear) Inside the Boat
35
Propeller Selection
36
Getting Started
36
20-Hour Break-In Period
36
Engine Break-In
36
Initial Break-In Procedure
36
Sterndrive 10-Hour Break-In Period (New or with Replacement Gears)
36
After the 20-Hour Break-In Period
37
End of First Season Checkup
37
Section 3 - Specifications
39
Antifreeze/Coolant
40
Diesel Fuel in Cold Weather
40
Fuel Requirements
40
Engine Oil
41
Engine Specifications
42
Fluid Specifications
42
Engine
42
Bravo Sterndrive Fluid Specifications-Diesel
42
Power-Assisted Steering and Power Trim Fluids
43
Approved Power Trim Fluids
43
Approved Power-Assisted Steering Fluids
43
Approved Paints
43
Section 4 - Maintenance
45
Dealer Responsibilities
46
Do-It-Yourself Maintenance Suggestions
46
Inspection
46
Maintenance
46
Owner and Operator Responsibilities
46
Maintenance Schedules
47
Routine Maintenance
47
Scheduled Maintenance
48
Engine Oil
49
Checking
49
Filling
49
Changing Oil and Filter
50
Sterndrive Gear Lube
51
Checking
52
Filling
52
Changing
53
Power Trim Fluid
55
Checking
55
Filling
56
Changing
57
Power-Assisted Steering Fluid
57
Checking
57
Filling
58
Changing
58
Engine Coolant
58
Check Coolant
58
Changing
59
2.8 Air Filter
59
Removal
59
Inspection
60
Installation
60
4.2 Air Filter
61
Removal
61
Inspection
61
Installation
62
Water-Separating Fuel Filter
62
Draining
63
Replacing
63
Filling
65
Fuel System
66
Priming
66
Filling (Bleeding)
66
Fuel Tank Cleaning and Flushing
67
Seawater System
67
Draining the Seawater System
67
Sterndrive Water Inlets Check
69
Section 4 - Maintenance
69
Checking the Seawater Pickups
70
Cleaning the Seawater Strainer, if Equipped
70
Flushing the Seawater System-Sterndrive Models
72
With the Boat out of the Water
72
With the Boat in the Water
74
Engine Seawater Pump Inspection
75
Replacing the Engine Coolant in the Closed-Cooling System
75
System
75
Draining the Closed-Cooling System
75
Filling the Closed-Cooling System
76
Corrosion Protection
77
Engine Corrosion Protection Components
77
General Information
77
Removal
77
Cleaning and Inspection
78
Installation
79
Sterndrive Corrosion Protection Components
80
Continuity Circuit-Bravo Sterndrive
83
Mercathode
85
Boat Bottom Care
86
Painting Your Power Package
86
Sterndrive Surface Care
87
Lubrication
87
Steering System
87
Shift Cable
89
Throttle Cable
89
Driveshaft Extension Models
90
Engine Coupler
90
Transom Assembly
90
Sterndrive, Bellows, and Engine Alignment
91
Maintaining Torques
92
Bravo Gimbal Ring U-Bolt Nuts
92
Engine Mounts
93
Propellers
93
Bravo Sterndrive Propeller Removal
93
Bravo One Models
94
Bravo Two Models
94
Bravo Three Models
95
Bravo One Models
96
Bravo Sterndrive Propeller Installation
96
Bravo Three
97
Drive Belts
98
Inspection
98
Serpentine Belt
98
Replacement
99
Adjustment
100
Inspection
100
Power-Assisted Steering Pump Belt
100
Replacement
101
Battery
102
Battery Precautions for Multiple Engines
102
Section 5 - Storage
105
Cold Weather (Freezing Temperature), Seasonal Storage, and Extended Storage
106
Cold Weather (Freezing Temperature) Storage
106
Preparing Your Power Package for Seasonal or Extended Storage
106
Seasonal Storage Instructions
107
Battery
108
Extended Storage Instructions
108
Recommissioning
108
Section 6 - Troubleshooting
111
Diagnosing Electronically Controlled Fuel System Problems
112
Section 6 - Troubleshooting
112
Incorrect Engine Temperature
113
Low Engine Oil Pressure
113
Troubleshooting Charts
112
Starter Motor will Not Crank Engine, or Cranks Slow
112
Engine will Not Start, or Is Hard to Start
112
Engine Runs Rough, Misses, or Backfires
112
Poor Performance
112
Battery will Not Charge
113
Remote Control Operates Hard, Binds, Has Excessive Free-Play, or Makes Unusual Sounds
113
But Sterndrive Does Not Move)
114
Power Trim Does Not Operate
114
Power Trim Does Not Operate (Electric Motor Does Not Operate)
114
Steering Wheel Turns Hard or Jerky
114
Section 7 - Customer Assistance Information
115
Attention Required after Submersion
116
Local Repair Service
116
Owner Service Assistance
116
Parts and Accessories Inquiries
116
Replacement Service Parts
116
Resolving a Problem
116
Contact Information for Mercury Marine Customer Service
117
Service Away from Home
116
Stolen Power Package
116
Customer Service Literature
117
English Language
117
Other Languages
118
Ordering Literature
118
United States and Canada
118
Outside the United States and Canada
118
Scheduled Maintenance Log
120
Vessel Maintenance Notes
121
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