Mercury 40 Service Manual

1
B
MAINTENANCE
90-828631R3 MARCH 1999 Page 1B-1
IMPORTANT INFORMATION
Section 1B - Maintenance
Table of Contents
Special Tools 1B-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Quicksilver Lubricant/Sealant 1B-2. . . . . . . . . . . . . . .
Inspection And Maintenance Schedule 1B-4. . . . . . .
Before Each Use 1B-4. . . . . . . . . . . . . . . . . . . . . . .
After Each Use 1B-4. . . . . . . . . . . . . . . . . . . . . . . . .
Every 100 Hours of Use or Once yearly,
Whichever occurs first 1B-5. . . . . . . . . . . . . . . . . .
Every 300 Hours of Use or Three Years 1B-5. . .
Before Periods of Storage 1B-5. . . . . . . . . . . . . . .
Corrosion Control Anode 1B-6. . . . . . . . . . . . . . . . . . .
Spark Plug Inspection 1B-7. . . . . . . . . . . . . . . . . . . . . .
Battery Inspection 1B-7. . . . . . . . . . . . . . . . . . . . . . . . .
Fuse Replacement – Electric Start Models 1B-8. . . .
Timing Belt Inspection 1B-8. . . . . . . . . . . . . . . . . . . . .
Lubrication Points 1B-9. . . . . . . . . . . . . . . . . . . . . . . . .
Checking Power Trim Fluid 1B-10. . . . . . . . . . . . . . . .
Changing Engine Oil 1B-11. . . . . . . . . . . . . . . . . . . . . .
Oil Changing Procedure 1B-11. . . . . . . . . . . . . . . .
Changing Oil Filter 1B-12. . . . . . . . . . . . . . . . . . . . .
Oil Filling 1B-12. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Gear Case Lubrication 1B-13. . . . . . . . . . . . . . . . . . . .
3-1/4 In. (83mm) Diameter Gear Case 1B-13. . .
4-1/4 In. (108mm) Diameter Gear Case 1B-14. .
Storage Preparation 1B-16. . . . . . . . . . . . . . . . . . . . . .
Fuel System 1B-16. . . . . . . . . . . . . . . . . . . . . . . . . .
Protecting External Outboard
Components 1B-16. . . . . . . . . . . . . . . . . . . . . . . . . .
Protecting Internal Engine Components 1B-16. .
Gear Case 1B-16. . . . . . . . . . . . . . . . . . . . . . . . . . .
Positioning Outboard for Storage 1B-17. . . . . . . .
Battery Storage 1B-17. . . . . . . . . . . . . . . . . . . . . . .
Special Tools
1. Flushing Attachment P/N 44357A2
2. Crankcase Oil Pump P/N 90265A2
3. Oil Filter Wrench P/N 91-802653

Mercury 40 Specifications

General

Horsepower	40 hp
Starting System	Electric
Steering	Remote
Fuel Induction System	EFI (Electronic Fuel Injection)
Shaft Length	20"
Full Throttle RPM Range	6000