1989 Mercury 25 Hp Outboard User Manual

  1. 25 Hp Mercury Outboard Manual
  2. 1989 Mercury 90 Hp Outboard

Lookup Mercury Marine 35 hp (2 cyl.) outboard motor parts by serial number range and buy discount parts from our large online inventory. View and Download Mercury Outboard Motor user manual online. Outboard Motor Outboard Motor pdf manual download.

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1989 Mercury 15HP 15 HP 2-Stroke Outboard Service Manual


This 1989 Mercury 15 hp Outboard 2-Stroke Engine service manual download describes the service procedures for the complete motor. Follow the Engine maintenance schedule recommendations to ensure that the motor is in peak operating condition and the emission levels are with in the standards set by states/county Resources Board. Performing the scheduled maintenance on your outboard engine is very important. It compensates for the initial wear that occurs during the life of the motor.
All chapters in this Mercury 1989 15 horsepower motor service manual applies to the whole engine and illustrates procedures for the removal and installation of components that are in a detailed step-by-step fashion.
Most all Mercury 15hp 1989 outboard engine service manual chapters start with an assembly or systems illustration, diagrams, exploded parts view, quality pictures, service information and troubleshooting for the section. The subsequent pages give detailed service/repair procedures. If you don't know the source of the trouble, go to the troubleshooting page for a list of causes and effects to determine the problem.
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Pinion Gear and Forward Gear

PINION GEAR

1. Inspect pinion gear teeth for breakage, rust, chipping or excessive wear.

2. If pinion gear teeth are damaged, inspect FORWARD and REVERSE gear for damage.

3. Replace gears as required.

FORWARD GEAR

1. Inspect forward gear teeth for breakage, rust, chipping and excessive wear.

2. Inspect forward gear clutch jaws for wear. Rounded jaws indicate the following:

a. Improper shift cable adjustment.
b. Engine idle speed too high.
c. Shifting too slowly.

a - Gear teeth
b - Clutch teeth

3. Inspect propeller shaft FORWARD gear bushing surface to determine condition of bushing. If surface is discolored from lack of lubricant, pitted or worn, propeller shaft and bushing should be replaced.

4. If necessary, press bushing from gear using Bushing Removal Tool.

a - Bushing
b - Bushing Removal Tool (91-824787)

IMPORTANT: If FORWARD gear tapered bearing or race requires replacement, replace bearing and race as a set.

NOTE: DO NOT remove tapered bearing from FORWARD gear unless replacement is necessary as removal process will damage bearing.

Home Connectivity with myQMulti-Device ControlControl up to 16 myQ devices, including garage door openers, gate operators and light controls.Works with Apple® HomeKit™Activate Siri® voice control for your garage.Real-time alertsGet notified when your garage door opens, closes, or is left open.Daily schedulesPreset times for your garage door to close or your myQ lights to turn on/off every day.Easy set upWirelessly connect to your home network in minutes.Smartphone control for most openersCheck the status and control your garage door and myQ lights with the myQ App. 41a5389 1 manual

5. Inspect FORWARD gear tapered bearing and race for rust, roughness or excessive wear.

6. If bearing is in serviceable condition, DO NOT remove bearing from gear as removal process will damage bearing.

7. If bearing must be replaced, remove bearing from gear using Universal Puller Plate and a suitable mandrel.


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Instant download 1971-1989 Johnson Evinrude Outboard 1.25-60 hp 2 Stroke (1-2 Cyl) Engines Service Repair Manual,Fix it! Keep Your Outboard Running Smoothly.

1971-1989 Johnson Evinrude Outboard 1.25-60 hp 2 Stroke (1-2 Cyl) Engines Service Repair Manual

This JOHNSON EVINRUDE OUTBOARD SERVICE MANUAL Includes step-by-step illustrated procedures to guide you through every conceivable job possible, including all adjustments necessary. Service, maintenance, overhaul adjustments, everything you need to know is covered. Photos, electrical,wiring diagrams, tune up, fuel system lower units., specifications, repairs, maintenance, overhaul, troubleshooting, controls, tilt and trim.

These manuals are your number one source for repair and service information. They are specifically written for the do-it-yourselfer as well as the experienced mechanic. Each manual provides step-by-step instructions based on the complete disassembly of the machine. It is this level of detail, along with hundreds of photos and illustrations, that guide the reader through each service and repair procedure. Simply print out the pages you need or print the entire manual as a whole.

MODELS COVERED:
All 1971-1989 Johnson Evinrude 1.25 – 60 HP, 1 & 2 cylinders, and 2-stroke models.

● 1.25 Hp
● 2 Hp
● 2.5 Hp
● 4 Hp
● 4.5 Hp
● 6 Hp
● 7.5 Hp
● 8 Hp
● 9.5 Hp
● 9.9 Hp
● 15 Hp
● 18 Hp
● 20 Hp
● 25 Hp
● 35 Hp
● 40 Hp
● 50 Hp
● 55 Hp
● 60 Hp

25 Hp Mercury Outboard Manual

1971-1989 Johnson Evinrude Outboard service manualCONTENTS:
■ Safety
■ Tuning
■ Powerhead
■ Fuel
■ Ignition
■ Electrical
■ Remote controls
■ Lower unit
■ Hand starters
■ Power trim/tilt
■ Maintenance
■ Appendix
■ Wiring diagrams

A total of 631 pages
File Format: PDF
Compatible: All Versions of Windows & Mac
Language: English
Requirements: Adobe PDF Reader

1971-1989 Johnson Evinrude service manual,1971-1989 Johnson Evinrude Outboard repair manual

1989 Mercury 90 Hp Outboard

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