Mercury 240 Jet Drive User Manual

1
B
MAINTENANCE
90-884822 DECEMBER 2001 Page 1B-1
IMPORTANT INFORMATION
Section 1B - Maintenance
Table of Contents
Specifications 1B-1. . . . . . . . . . . . . . . . . . . . . . . . . . .
Special Tools 1B-2. . . . . . . . . . . . . . . . . . . . . . . . . . .
Quicksilver Lubricant/Sealant 1B-2. . . . . . . . . . . . .
Maintenance 1B-3. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Before Each Use 1B-3. . . . . . . . . . . . . . . . . . . . .
After Each Use 1B-3. . . . . . . . . . . . . . . . . . . . . . .
Every 10 Hours of Use or Once a Month 1B-3
Every 50 Hours of Use or Once a Month 1B-3
Every 100 Hours of Use or Once a Season 1B-3
Fuel System 1B-4. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fuel Line Inspection 1B-4. . . . . . . . . . . . . . . . . .
Water Separating Fuel Filter 1B-4. . . . . . . . . . .
Spark Plug Inspection 1B-5. . . . . . . . . . . . . . . . . . . .
Battery Inspection 1B-5. . . . . . . . . . . . . . . . . . . . . . .
Fuse Replacement 1B-6. . . . . . . . . . . . . . . . . . . . . .
Flushing Cooling System 1B-7. . . . . . . . . . . . . . . . .
Corrosion Protection 1B-7. . . . . . . . . . . . . . . . . .
Out-of-Season Storage 1B-8. . . . . . . . . . . . . . . . . .
Fuel System 1B-8. . . . . . . . . . . . . . . . . . . . . . . . .
Protecting Jet Pump Components 1B-9. . . . . .
Battery Storage 1B-9. . . . . . . . . . . . . . . . . . . . . .
Specifications
FUEL
SYSTEM
Fuel
Recommended Gasoline
Recommended Oil
Gasoline w/Oil Injection
Unleaded 87 Octane Minimum
TC-W3 Premium Plus 2 Cycle
Outboard Oil
IGNITION
SYSTEM
Spark Plug Type
Spark Plug Gap
NGK BPZ8HS-10
0.040 in. (1.0 mm)
STARTING
SYSTEM
Battery Rating 670 (Minimum) Marine Cranking Amps
520 (Minimum) Cold Cranking Amps
DRIVE
HOUSING
Lubricant Capacity 24 fl. oz. (710 ml)
STATOR
ASSEMBLY
Lubricant Capacity 19 fl. oz. (562 ml)

Mercury 240 Jet Drive Specifications

General

Engine Type	2-Stroke
Fuel Type	Gasoline
Starting System	Electric
Horsepower	240 HP
Cooling System	Water-cooled

Summary

Specifications

Special Tools

Maintenance

Before Each Use

Outlines critical pre-operation checks to ensure safety and proper functioning of the engine system.

After Each Use

Details immediate post-operation tasks, especially for saltwater use, to prevent damage and ensure longevity.

Every 10 Hours of Use or Once a Month

Specifies routine checks and inspections required at regular intervals or monthly for optimal performance.

Every 50 Hours of Use or Once a Month

Lists maintenance tasks to be performed after 50 hours of operation or on a monthly basis, focusing on lubrication and anodes.

Every 100 Hours of Use or Once a Season

Encompasses major service items like spark plug replacement, lubricant changes, and filter replacements at significant intervals.

Fuel System

Fuel Line Inspection

Explains how to visually inspect fuel lines for signs of wear, damage, or deterioration to prevent leaks and ensure safety.

Water Separating Fuel Filter

Details the function, inspection, and replacement procedure for the water separating fuel filter to maintain fuel quality.

Spark Plug Inspection

Battery Inspection

Fuse Replacement

Flushing Cooling System

Corrosion Protection

Out-of-Season Storage

Fuel System Preparation for Storage

Details procedures for preparing the fuel system for long-term storage, including draining, filter replacement, and adding stabilizers.

Protecting Jet Pump Components

Battery Storage