Mercury 25 Jet 4-Stroke - Page 92

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MAINTENANCE

• Swivel bracket ‑ Lubricate through fitting.

24839

• Tilt tube ‑ Lubricate through fittings.

15915

• Lubricate the threads on the transom clamp screws (if

equipped).

15914

Main Page

Table of Contents3
Transfer of Warranty7
Warranty Registration United States and Canada7
Warranty Information7
Warranty Registration Outside the United States and Canada8
Fourstroke Outboard Limited Warranty United States, Canada, Europe, Confederation of Independent States, Middle-East and Africa9
Year Limited Warranty against Corrosion12
Warranty Coverage and Exclusions16
Boater's Responsibilities19
Before Operating Your Outboard19
General Information19
Boat Horsepower Capacity20
High-Speed and High-Performance Boat Operation20
Outboard Remote Control Models21
Remote Steering Notice21
Lanyard Stop Switch22
Protecting People in the Water25
Wave and Wake Jumping26
Safety Instructions for Hand Tilled Outboards27
Exhaust Emissions27
Selecting Accessories for Your Outboard29
Safe Boating Suggestions29
Recording Serial Number32
25 Jet 4-Stroke Specifications - International32
Component Identification34
Trailering Boat/Outboard36
Transporting36
Fuel Recommendations37
Fuel & Oil37
Filling Fuel Tank39
Engine Oil Recommendations39
Checking and Adding Engine Oil40
Remote Control Features42
Features & Controls42
Tiller Handle Models43
Power Trim and Tilt (if Equipped)49
Warning System52
Replaceable Jet Drive Shear Key54
Pre-Starting Check List55
Operating in Freezing Temperatures55
Operation55
Operating in Salt Water or Polluted Water56
Operating in Shallow Water56
How the Jet Drive Operates56
Stopping the Boat in an Emergency58
Steering the Boat58
Mooring the Boat59
Water Intake Blockage59
Clearing a Lodged Impeller60
Pre-Starting Instructions60
Engine Break-In Procedure61
Starting the Engine - Remote Control Models62
Starting the Engine - Tiller Handle Models64
Gear Shifting66
Stopping the Engine68
Emergency Starting68
Outboard Care71
EPA Emissions72
Inspection and Maintenance Schedule72
Top Cowl Removal and Installation74
Exterior Care75
Worn/Dull Impeller75
Impeller Clearance Adjustment76
Impeller Removal and Installation77
Shift Link Rod Adjustment82
Battery Inspection83
Fuel System84
Steering Link Rod Fasteners85
Corrosion Control Anode86
Spark Plug Inspection and Replacement88
Fuse Replacement - Electric Start Models89
Timing Belt Inspection90
Lubrication Points90
Checking Power Trim Fluid94
Changing Engine Oil94
Submerged Outboard96
Storage Preparation97
Protecting External Outboard Components97
Storage97
Protecting Internal Engine Components98
Jet Drive98
Positioning Outboard for Storage98
Battery Storage98
Engine will Not Start99
Starter Motor will Not Crank the Engine (Electric Start Models)99
Troubleshooting99
Engine Runs Erratically100
Engine Over-Speed (Excessive RPM)100
Performance Loss100
Battery will Not Hold Charge101
Local Repair Service102
Service Away from Home102
Parts and Accessories Inquiries102
Service Assistance102
Owner Service Assistance102
Mercury Marine Service Offices103
Installation Information105
Engine Installation105
Top Cowl Removal and Installation106
Lifting Outboard107
Determining the Mounting Height of the Outboard107
Fastening the Outboard109
Steering Bracket, Steering Cable Installation110
Steering Link Rod Fasteners111
Electrical Harness, Battery Connection, Fuel Tanks113
Control Cable Installation117
Water Testing121

Mercury 25 Jet 4-Stroke - Page 92

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