Table of Contents
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FORCE 75/90/120 MODELS
INSTALLATION MANUAL
NOTICE to INSTALLER
After Completing Installation, These Instruc-
tions Should Be Placed with the Product for
the Owner's Future Use.
75/90/120 Model
This installation manual provides outboard installa-
tion procedure, proper setup and necessary adjust-
ments. PLEASE READ CAREFULLY AND THOR-
OUGHLY BEFORE BEGINNING INSTALLATION.
The remote control connected to your outboard
MUST be equipped with a start-in-gear protection de-
vice. This prevents the engine from starting when the
outboard is in gear.
1998 Mercury Marine
The following are registered trademarks of Brunswick Corpora-
tion: Autoblend, Force, Jet-Prop, Mariner, Merc, MerCathode,
MerCruiser, Mercury, Mercury Marine, Quicksilver, Ride-Guide,
Sport-Jet, and Thruster.
Printed in U.S.A.
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Table of Contents
Summary of Contents for Force 75
-
Page 1: Table Of Contents
Boat Performance ......tion: Autoblend, Force, Jet-Prop, Mariner, Merc, MerCathode, MerCruiser, Mercury, Mercury Marine, Quicksilver, Ride-Guide, Test Instructions . -
Page 2: Notice To Installer And Owner
Notice to Installer and Owner Installing Outboard on Transom This manual as well as safety labels posted on the outboard use the following safety alerts to draw your attention to special safety instructions that should be Determining Recommended followed. Outboard Mounting Height DANGER Long drive shaft housing models are designed to op- erate on boats that have a 20 inch transom (51 cm). -
Page 3: Drilling Outboard Mounting Holes
Drilling Outboard Mounting Holes Lifting Outboard IMPORTANT: Before drilling any mounting holes, WARNING carefully read “Determining Recommended Out- board Mounting Height,” preceding. There is a 3/4 Make sure lifting ring is threaded on flywheel a in. (19 mm) difference between outboard mount- minimum of 5 turns and that hoist has a maximum ing holes in transom brackets. -
Page 4: Ride Guide Steering Cable/Attaching Kit Installation
Installing Ride Guide Steering Cable WARNING To The Outboard Before operating, outboard(s) MUST BE SE- CURED to boat transom with four 1/2 in. diameter IMPORTANT: Before installing steering cable in bolts, flat washers and locknuts (supplied) as fol- tilt tube, lubricate entire cable end with Quicksil- lows: two (2) bolts must be installed thru upper ver 2-4-C Marine Lubricant. -
Page 5: Lubrication
4. Assemble steering link rod to engine with special Remote Control Installation washer head bolt (“a” – Part Number 10-14000) Refer to “Quicksilver Accessories Guide” to deter- and nylon insert locknut (“c” – Part Number mine correct length of remote control cables. 11-34863). -
Page 6: Shift And Throttle Cable Installation To The Outboard
Shift and Throttle Cable 4. Place the shift cable barrel into the barrel retainer and the cable end on the cable mounting stud. Installation to the Outboard Fasten shift cable to the mounting stud with nylon washer (e) and locknut (d). Tighten locknut Install the shift cable and throttle cable into the remote against the nylon washer, then back-off the lock- control and mount the remote control following... -
Page 7: Fuel Line Installation
NOTE: There should be some preload on throttle 9. Install grommet in bottom cowl. Secure with re- cable to ensure throttle will return to full idle when in tainer (e) and screws (d). neutral. Starboard Bottom Cowl Grommet a - Opening for Power Trim Wire Harness b - Opening for Throttle Cable c - Opening for Fuel Connector d - Screws... -
Page 8: Portable Fuel Tank
Portable Fuel Tank Connecting Remote Control or Key Switch Wire Harness Select a suitable location in boat within engine fuel line length limitations and secure tank in place. to Engine Wire Harness Permanent Fuel Tank 1. Route remote control harness or key switch har- ness down side of boat to outboard, fastening Permanent fuel tanks should be installed in accor- harness to boat. -
Page 9: Battery Connections
4. Check that harness has enough slack to allow For best all around performance from your outboard/ outboard to operate throughout its full steering boat combination, select a propeller that allows the and tilt ranges. engine to operate in the upper half of the recom- mended full throttle RPM range with the boat normally 5. -
Page 10: Power Trim System
55 lb. ft. as the outboard can turn freely. The boat can now (75 N·m), aligning tabs of washer with flat grooves “spin out” or go into a very tight maximum turn of propeller hub. -
Page 11: Trim "In" Angle Adjustment (Models With Power Trim)
Trim “In” Angle Adjustment (Models Checking Power Trim Fluid Level With Power Trim) 1. Tilt outboard to the full up position and engage the tilt support lever. Some outboard boats, particularly some bass boats, are built with a greater than normal transom angle 2. -
Page 12: Trim Tab Adjustment
PLACING TILT PIN IN LOWER HOLES CAN: MODELS WITHOUT POWER TRIM 1. Lower the bow. Operate your boat at normal cruising speed trimmed to desired position by installing the “tilt pin” in the de- 2. Result in quicker planing off, especially with a sired tilt pin hole. -
Page 13: Boat Performance
Boat Performance NOTE: When performing an acceleration test, it is recommended that a stop watch be used to improve Test Instructions testing accuracy. A wrist watch with a second hand may be substituted. IMPORTANT: A tight grip on the steering wheel/ 5.