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250 Pro XS OptiMax
Mercury 250 Pro XS OptiMax User Manual
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MAINTENANCE LOG
eng
143
Maintenance Log
Record all maintenance performed on your outboard here. Be
sure to save all work orders and receipts.
Date
Maintenance Performed
Engine Hours
154
Table of Contents
Table of Contents
7
Warranty Registration
13
Warranty Information
13
Transfer of Warranty
14
Transfer of Mercury Product Protection (Extended Service Coverage) Plan United States and Canada
14
Outboard Limited Warranty
15
Year Limited Warranty against Corrosion
19
Warranty Coverage and Exclusions
23
U.S. EPA Emissions Limited Warranty
25
Emission Control System Components
25
California Emissions Limited Warranty
26
California Air Resources Board Explanation of Your California Emission Control Warranty Statement
30
Emission Certification Star Label
31
Boater's Responsibilities
33
Before Operating Your Outboard
33
Boat Horsepower Capacity
33
General Information
33
Intended Boat Application
34
Propeller Selection
34
Outboard Remote Control Models
37
Remote Steering Notice
38
Lanyard Stop Switch
38
Protecting People in the Water
42
Exhaust Emissions
42
Passenger Safety Message - Pontoon Boats and Deck Boats
45
Wave and Wake Jumping
47
Impact with Underwater Hazards
48
Selecting Accessories for Your Outboard
49
Safe Boating Suggestions
49
Recording Serial Number
52
Specifications
52
Component Identification
54
Trailering Boat/Outboard
55
Avoiding Fuel Flow Restrictions
56
Fuel Requirements
56
Fuel and Oil
56
Low Permeation Fuel Hose Requirement
58
Oil Recommendation
58
Filling Remote Oil Tank
59
Filling Engine Mounted Oil Reservoir Tank
59
Filling Fuel Tank
59
Remote Control Features
61
Features and Controls
61
Zero Effort Control Features
62
Warning System
62
Water Pressure
64
Overspeed Rev Limit
65
Power Trim and Tilt
66
Engine Break-In
71
Engine Break-In Fuel Mixture
71
Pre-Starting Check List
71
Operation
71
Operating in Freezing Temperatures
72
Operating in Saltwater or Polluted Water
72
Operating at High Elevations
73
Effects of Elevation and Weather on Performance
73
Operating in Shallow Water
74
Setting Trim Angle While Running Engine at Idle Speed
74
Starting the Engine
75
Gear Shifting
78
Stopping the Engine
78
Power Package Care
79
Submerged Power Package
79
Replacement Parts for Your Power Package
79
EPA Emissions Regulations
80
Inspection and Maintenance Schedule
81
Flushing the Cooling System (Powerhead)
84
Flushing the Cooling System (Lower Unit)
85
Top Cowl Removal and Installation
86
Cleaning Care for Top Cowl
86
Fuel System
87
Steering Link Rod Fasteners
90
Fuses
92
Corrosion Control Anode
93
Spark Plug Inspection and Replacement
94
Battery Inspection
96
Charging System Fusible Link
97
Propeller Replacement - 25.4 MM (1.0 In.) Diameter Propeller Shaft
97
Propeller Replacement - 31.75 MM (1-1/4 In.) Diameter Propeller Shaft
100
Lubrication Points
102
Checking Power Trim Fluid
104
Gearcase Lubrication
105
Storage Preparation
107
Storage
107
Protecting Internal Engine Components
109
Protecting External Outboard Components
109
Positioning Outboard for Storage
110
Battery Storage
110
Gearcase
110
Starter Motor will Not Crank the Engine
111
Engine will Not Start
111
Troubleshooting
111
Engine Runs Erratically
112
Performance Loss
112
Warning Horn Activates (with Power Loss)
112
Warning Horn Activates (no Power Loss)
113
Battery will Not Hold Charge
113
Local Repair Service
115
Service Away from Home
115
Parts and Accessories Inquiries
115
Service Assistance
115
Owner Service Assistance
115
Mercury Marine Service Offices
116
Ordering Literature
117
Important Information
118
Avoiding Fuel Flow Restriction
118
Outboard Installation
118
Boat Horsepower Capacity
119
Start in Gear Protection
119
Selecting Accessories for Your Outboard
119
Fuel Tanks
120
Low Permeation Fuel Hose Requirement
120
Filling the Fuel System
120
Installation Specifications
121
Lifting the Outboard
121
Steering Cable - Starboard Side Routed Cable
122
Steering Link Rod Fasteners
123
Determining Recommended Outboard Mounting Height
126
Drilling Outboard Mounting Holes
127
Fastening the Outboard to the Transom
128
Electrical, Hoses, Control Cables, and Front Clamp
132
Single Outboard
133
Filling the Fuel System
149
Oil Injection Set-Up
150
Trim in Pin
153
Maintenance Log
155
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Mercury 250 Pro XS OptiMax Specifications
General
Brand
Mercury
Model
250 Pro XS OptiMax
Category
Outboard Motor
Language
English
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