Mercury Marine MerCruiser Service Manual #20 Blackhawk Stern Drive Unit

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This Workshop Service Repair manual PDF download for the Blackhawk Stern Drive Unit Mercury Marine MerCruiser has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to fully at every opportunity.


APPLICABLE MODELS :

Stern Drive Unit – Blackhawk


TABLE OF CONTENTS :

SECTION 1 - Important Information
A - General Information
B - Maintenance
C - Troubleshooting
SECTION 2 - Removal and Installation
A - All Models
SECTION 3 - Stern Drive Unit
A - Upper Drive Components
B - Lower Drive Components


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
P/N : 90-823228 1-694
Total Pages : 102


All Official Mercury Marine Manuals for MerCruiser Sterndrives and Inboards include easy to follow, step-by-step illustrated procedures based on the complete dismantling, repair, and assembling of boat motors, from the simplest repair to complex procedures, this manuals give you everything you need to do the job with confidence.

This Service / Repair / Workshop Manual PDF Download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same manual your local dealer will use when doing a repair. This is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!!

Instant Download means there is NO shipping costs or waiting for a CD or paper manual to arrive in the mail!, You will receive this manual TODAY via Instant Download on completion of payment via our secure payment processor. We accept ALL major credit/debit cards/paypal.

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90-823228
Notice
Replacement Parts WARNING WARNING
Notice to Users of This Manual
IMPORTANT INFORMATION
1A. General Information
Table of Contents
How to Use This Manual How to Read Parts Manual
Page Numbering
Directional References
Propeller Rotation Introduction
Stern Drive Unit 10-Hour Special Information Break-In Period (New or With Replacement Gears)
Serial Number Location
High Performance Transom Assembly- Without Electrical Trim Sender and Trim Limit Switch
Convert Bravo Transom to Hi-Performance Transom
1B. Maintenance
Table of Contents
Maintenance Chart
Scheduled Maintenance to be Performed by Owner/Operator
Scheduled Maintenance to Be Performed by Dealer
Scheduled Maintenance to Be Performed by Dealer
Fluid Capacity
Quicksilver Maintenance Products
Lubricating Propeller Shafts Checking and Adding Stern Drive Oil
Torque Specifications
Gear Ratios
Models Without Drive Unit Gear Lube Monitor
Models With Drive Unit Gear Lube Monitor
Checking Stern Drive Unit for Water
Models Without Drive Unit Gear Lube Monitor
Changing Stern Drive Unit Oil
General Maintenance
Maintaining Power Package Exterior Surfaces
Steering Head and Remote Control Maintenance
Checking Quicksilver MerCathode System
Checking Anodic Plates (Internal)
Checking Optional Quicksilver Anti-Corrosion Anode Kit
Boat Bottom Care
Maintaining Ground Circuit Continuity
Power Package Layup (Out of Season Storage)
Power Package Recommissioning
REMOVAL AND INSTALLATION
2A. All Models
Table of Contents
Specifications
Torque Specifications
Lubricants, Sealers, and Adhesives
Bearing Preloads
Stern Drive Unit Removal
Stern Drive Unit Installation
STERN DRIVE UNIT
3A. Upper Drive Components
Table of Contents
Specifications
Torque Specifications
Lubricants, Sealers, and Adhesives
Bearing Preloads
Fluid Capacity
Torquing U-Joint Bearing Retainer Torque Conversion Chart Nut
Exploded Parts Views
Upper Drive Unit
Clutch Assembly Shifter Assembly
Exploded View
U-joint Assembly
Upper Drive Component Disassembly
Draining Oil from Drive Unit
Drive Unit Removal
Shifter Disassembly, Inspection and Reassembly
U-Joint and Pinion Gear Inspection, Disassembly and Reassembly
Clutch Disassembly, Inspection and Reassembly
Upper Drive Unit and Top Cover - Bearings and Bearing Sleeves
Upper Drive Reassembly and Shimming
Filling Drive Unit with Oil
3B. Lower Drive Components
Table of Contents
Specifications
Torque Specifications
Lubricants, Sealers, and Adhesives
Torquing Bearing Carrier and Bearing Carrier Retainer (Nut)
Torque Conversion Charts
Exploded Parts View
Lower Drive Unit
Pre-Disassembly Inspection
Lower Drive Component Disassembly
Draining Oil from Drive Unit
Upper Drive Unit Component Removal
Bearing Carrier Removal
Drive Shaft Removal
Component Servicing
Drive Shaft and Pinion Bearing Inspection and Cleaning
Drive Shaft Disassembly Pinion Bearing Removal
Pinion Bearing Installation Drive Shaft Reassembly
Propeller Shaft Disassembly
Bearing Carrier Inspection
Bearing Carrier Servicing
Propeller Shaft Inspection
Outer Propeller Shaft Servicing
Front and Rear Gear and Bearing Inspection
Front and Rear Gear Bearing Replacement
Front Gear Bearing Cup Removal and Inspection
Propeller Shaft Spline Lash Check
Pre-Assembly Instructions Propeller Shaft Reassembly
Front Gear Bearing Cup Installation
Drive Shaft Installation
Propeller Shaft Installation
Upper Drive Unit Component Installation
Filling Drive Unit with Oil
Propeller Installation and Timing

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