Mercury Optimax 115 Service Manual page 38

Section 1D - Outboard Motor Installation
Table of Contents
Installation Specifications . . . . . . . . . . . . . . . . . . . . . .
Lifting Outboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installing Outboard to Boat Transom
Determining Recommended Outboard Mounting
Height . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installing Outboard . . . . . . . . . . . . . . . . . . . . . . . . . . .
Drilling Outboard Mounting Holes
Securing Outboard To Boat Transom
Steering Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Steering Link Rod . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical, Hoses and Control Cables
Installation Note . . . . . . . . . . . . . . . . . . . . . . . . . . .
Remote Wiring Harness
Warning Gauge Harness
Battery Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Single Outboard . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation Specifications
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.
90-855347R1 JANUARY 1999
IMPORTANT INFORMATION
1D-1
1D-1
. . . . . . . . . . . . 1D-2
1D-2
1D-3
. . . . . . . . . . . . 1D-3
. . . . . . . . . 1D-4
1D-4
1D-5
. . . . . . . . . . . 1D-6
1D-6
. . . . . . . . . . . . . . . . . . . . 1D-6
. . . . . . . . . . . . . . . . . . . 1D-7
1D-8
1D-8
a
a
OUTBOARD MOTOR INSTALLATION
Dual Outboard . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Shift Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Counter Rotation Outboards
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Throttle Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Clamp Reassembly
Filling Fuel System . . . . . . . . . . . . . . . . . . . . . . . . .
Oil Injection Set-Up . . . . . . . . . . . . . . . . . . . . . . . . .
Filling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Priming the Oil Injection Pump
Purging Air From the Engine Oil Tank
Trim "In" Angle Adjustment
Trim Tab Adjustment . . . . . . . . . . . . . . . . . . . . . . . .
Models Without Power Steering
Models With Power Steering
a
a
b
1D-8
1D-9
. . . . . . . . . . . . . . . . 1D-9
1D-10
1D-12
1D-12
. . . . . . . . . . . . . . . . . 1D-13
1D-14
1D-14
1D-14
. . . . . . . . . . . . 1D-15
. . . . . . 1D-16
. . . . . . . . . . . . . . . . . . 1D-16
1D-17
. . . . . . . . . . . 1D-17
. . . . . . . . . . . . . . 1D-17
Page 1D-1
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