Mercury 50 4-Stroke

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MAINTENANCE

• Swivel Bracket ‑ Lubricate through fitting.

28466

a - Tilt support lever

b - Swivel bracket

• Tilt Tube ‑ Lubricate through fitting.

28461

• Co‑pilot shaft (tiller handle models) ‑ Lubricate through

fitting. Move the steering friction lever back and forth while

lubricating.

28823

Main Page

Table of Contents5
Transfer of Warranty9
Warranty Registration United States and Canada9
Warranty Information9
Warranty Registration Outside the United States and Canada10
Fourstroke Outboard Limited Warranty United States, Canada, Europe and Confederation of Independent States11
Fourstroke Outboard Limited Warranty (Middle-East, and Africa)14
Year Limited Warranty against Corrosion17
Warranty Coverage and Exclusions21
Boater's Responsibilities24
Before Operating Your Outboard24
General Information24
Boat Horsepower Capacity25
High-Speed and High-Performance Boat Operation25
Outboard Remote Control Models25
Remote Steering Notice26
Lanyard Stop Switch27
Protecting People in the Water29
Passenger Safety Message - Pontoon Boats and Deck Boats30
Wave and Wake Jumping31
Impact with Underwater Hazards32
Safety Instructions for Hand Tilled Outboards33
Exhaust Emissions34
Selecting Accessories for Your Outboard36
Safe Boating Suggestions36
Recording Serial Number38
40/50/60 4-Stroke Specifications - International38
Component Identification40
Trailering Boat/Outboard41
Transporting Portable Fuel Tanks41
Transporting41
Fuel Recommendations43
Fuel & Oil43
Filling Fuel Tank45
Engine Oil Recommendations45
Checking and Adding Engine Oil46
Remote Control Features48
Features & Controls48
Warning System49
Power Trim and Tilt51
Throttle Grip Friction Adjustment - Tiller Handle Models55
Steering Friction Adjustment55
Trim Tab Adjustment57
Pre-Starting Check List59
Operating in Freezing Temperatures59
Operating in Salt Water or Polluted Water59
Operation59
Pre-Starting Instructions60
Engine Break-In Procedure60
Starting the Engine - Remote Control Models61
Starting the Engine - Tiller Handle Models63
Gear Shifting66
Stopping the Engine67
Emergency Starting68
Outboard Care71
EPA Emissions71
Maintenance71
Inspection and Maintenance Schedule72
Flushing the Cooling System74
Top Cowl Removal and Installation75
Exterior Care75
Battery Inspection75
Fuel System76
Steering Link Rod Fasteners77
Corrosion Control Anode79
Propeller Replacement - 87.3 MM (3 - 7/16 In.) Diameter Gearcase80
Propeller Replacement - 108 MM (4 - 1/4 In.) Diameter Gearcase83
Spark Plug Inspection and Replacement87
Fuse Replacement88
Timing Belt Inspection89
Lubrication Points90
Checking Power Trim Fluid93
Changing Engine Oil93
Gearcase Lubrication - for 87.3 MM(3-7/16 In.) Diameter Gearcase95
Gearcase Lubrication - for 108 MM(4 - 1/4 In.) Diameter Gearcase97
Submerged Outboard99
Storage Preparation100
Storage100
Protecting External Outboard Components101
Protecting Internal Engine Components101
Gearcase101
Positioning Outboard for Storage101
Battery Storage101
Starter Motor will Not Crank the Engine (Electric Start Models)103
Engine will Not Start103
Troubleshooting103
Engine Runs Erratically104
Performance Loss104
Battery will Not Hold Charge104
Local Repair Service106
Service Away from Home106
Parts and Accessories Inquiries106
Service Assistance106
Owner Service Assistance106
Mercury Marine Service Offices107
Installation Information109
Outboard Installation109
Installing Outboard112
Fuel Hose Connection - Remote Control Models119
Electrical Connections and Control Cable Installation120
Propeller Installation128
Trim Tab Adjustment133
Trim-In Stop Adjustment - Power Trim Models134

Mercury 50 4-Stroke - Page 91

Table of Contents

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