Mercury Optimax 115 User Manual

1
D
OUTBOARD MOTOR INSTALLATION
90-855347R1 JANUARY 1999 Page 1D-1
IMPORTANT INFORMATION
Section 1D - Outboard Motor Installation
Table of Contents
Installation Specifications 1D-1. . . . . . . . . . . . . . . . . . . . . .
Lifting Outboard 1D-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installing Outboard to Boat Transom 1D-2. . . . . . . . . . . .
Determining Recommended Outboard Mounting
Height 1D-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installing Outboard 1D-3. . . . . . . . . . . . . . . . . . . . . . . . . . .
Drilling Outboard Mounting Holes 1D-3. . . . . . . . . . . .
Securing Outboard To Boat Transom 1D-4. . . . . . . . .
Steering Cable 1D-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Steering Link Rod 1D-5. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical, Hoses and Control Cables 1D-6. . . . . . . . . . .
Installation Note 1D-6. . . . . . . . . . . . . . . . . . . . . . . . . . .
Remote Wiring Harness 1D-6. . . . . . . . . . . . . . . . . . . .
Warning Gauge Harness 1D-7. . . . . . . . . . . . . . . . . . .
Battery Cables 1D-8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Single Outboard 1D-8. . . . . . . . . . . . . . . . . . . . . . . . . . .
Dual Outboard 1D-8. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Shift Cable 1D-9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Counter Rotation Outboards 1D-9. . . . . . . . . . . . . . . .
Installation 1D-10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Throttle Cable 1D-12. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 1D-12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Clamp Reassembly 1D-13. . . . . . . . . . . . . . . . .
Filling Fuel System 1D-14. . . . . . . . . . . . . . . . . . . . . . . . .
Oil Injection Set-Up 1D-14. . . . . . . . . . . . . . . . . . . . . . . . .
Filling 1D-14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Priming the Oil Injection Pump 1D-15. . . . . . . . . . . .
Purging Air From the Engine Oil Tank 1D-16. . . . . .
Trim “In” Angle Adjustment 1D-16. . . . . . . . . . . . . . . . . .
Trim Tab Adjustment 1D-17. . . . . . . . . . . . . . . . . . . . . . . .
Models Without Power Steering 1D-17. . . . . . . . . . .
Models With Power Steering 1D-17. . . . . . . . . . . . . .
Installation Specifications
a
a
b
a
a
a – Transom Opening – Minimum
Single Engine – 33-3/8 in. (848 mm)
Dual Engines – 59-3/4 in. (1518 mm)
b – Engine Center Line For Dual Engine
26 in. (660mm) Minimum
Lifting Outboard
Electric Start Models – Remove plastic cap from flywheel hub. Thread lifting ring into
flywheel a minimum of 5 turns. Replace plastic cap after installation.

Mercury Optimax 115 Specifications

General

Brand	Mercury
Model	Optimax 115
Category	Outboard Motor
Language	English