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Mercury 50 User Manual
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GENERAL INFORMATION
28
Component Identification
3099
a
b
d
e
f
g
h
i
j
k
l
m
n
p
c
o
r
q
s
a -
Top cowl
b -
Water pump indicator
hole
c -
Auxiliary tilt switch
d -
Driveshaft housing
e -
Anti‑ventilation plate
f -
Trim tab
g -
Gearcase
h -
Transom bracket
i -
Steering friction
adjustment (non tiller
handle models)
j -
Tilt lock pin
k -
Secondary cooling water
intake
l -
Tilt lock lever (non power
trim)
m -
Shift handle
n -
Throttle friction
adjustment knob
o -
Engine stop switch
p -
Tiller handle
q -
Lanyard stop switch
r -
Steering friction
adjustment lever
s -
Primary cooling water
intake
35
37
Table of Contents
Table of Contents
5
Warranty Information
9
Warranty Registration
9
Transfer of Warranty
9
Transfer of Mercury Product Protection (Extended Service Coverage) Plan United States and Canada
10
Outboard Limited Warranty
11
Year Limited Warranty against Corrosion
14
Warranty Coverage and Exclusions
17
General Information
20
Boater's Responsibilities
20
Before Operating Your Outboard
20
Boat Horsepower Capacity
21
High-Speed and High-Performance Boat Operation
21
Outboard Remote Control Models
21
Remote Steering Notice
22
Lanyard Stop Switch
23
Protecting People in the Water
25
Passenger Safety Message - Pontoon Boats and Deck Boats
26
Wave and Wake Jumping
27
Impact with Underwater Hazards
28
Safety Instructions for Hand-Tilled Outboards
29
Exhaust Emissions
30
Selecting Accessories for Your Outboard
32
Safe Boating Suggestions
32
Recording Serial Number
34
40/50 Specifications
34
Component Identification
36
Installation
37
Installing Outboard
37
Propeller Selection
39
Trailering Boat/Outboard
40
Transporting Portable Fuel Tanks
41
Fuel & Oil
42
Fuel Recommendations
42
Low Permeation Fuel Hose Requirement
43
Oil Recommendation
44
Fuel and Oil Ratio
44
Mixing Fuel and Oil
45
Filling Oil Injection System
45
Filling Fuel Tank
46
Features & Controls
47
Remote Control Features
47
Warning System - Electric Start Models
48
Warning Horn System - Manual Start Models
50
Engine Over-Speed Limiter
51
Manual Tilt System
51
Power Trim and Tilt (if Equipped)
55
Throttle Grip Friction Adjustment - Tiller Handle Models
59
Steering Friction Adjustment
60
Trim Tab Adjustment
61
Pre-Starting Check List
62
Operating in Freezing Temperatures
62
Operating in Saltwater or Polluted Water
63
Operating at High Elevations
63
Engine Break-In Procedure
63
Starting the Engine - Electric Start Remote Control Models
64
Starting the Engine - Tiller Handle Models
67
Gear Shifting
71
Stopping the Engine
72
Emergency Starting - Electric Start Models
72
Emergency Starting - Manual Start Models
75
Maintenance
78
Outboard Care
78
EPA Regulations
78
EPA Emissions
79
Owner Responsibility
79
Inspection and Maintenance Schedule
79
Flushing the Cooling System
81
Exterior Care
82
Top Cowl Removal and Installation
82
Battery Inspection
83
Fuel System
83
Steering Link Rod Fasteners
84
Fuse Replacement - Electric Start Models
85
Corrosion Control Anode
86
Propeller Replacement
87
Spark Plug Inspection and Replacement
91
Lubrication Points
92
Checking Power Trim Fluid
95
Gearcase Lubrication
96
Submerged Outboard
97
Storage Preparation
98
Protecting External Outboard Components
99
Protecting Internal Engine Components
99
Gearcase
100
Positioning Outboard for Storage
100
Battery Storage
100
Troubleshooting
101
Starter Motor will Not Crank the Engine (Electric Start Models)
101
Engine will Not Start
101
Engine Runs Erratically
101
Performance Loss
102
Battery will Not Hold Charge
102
Owner Service Assistance
103
Local Repair Service
103
Service Away from Home
103
Parts and Accessories Inquiries
103
Service Assistance
103
Mercury Marine Service Offices
104
Maintenance Log
106
Other manuals for Mercury 50
Service Manual
599 pages
Operator's Manual
75 pages
Operation And Maintenance Manual
103 pages
User Manual
81 pages
4
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Mercury 50 Specifications
General
Brand
Mercury
Model
50
Category
Outboard Motor
Language
English
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