Mercury BRAVO

3
B
BRAVO ONE GEAR HOUSING
SERVICE MANUAL NUMBER 28
90-863160 MAY 2000 Page 3B-1
STERNDRIVE UNIT
Section 3B - Bravo One Gear Housing
Table of Contents
Specifications 3B-2. . . . . . . . . . . . . . . . . . . . . . . . .
Torque Specifications 3B-2. . . . . . . . . . . . . . .
Bearing Preloads 3B-2. . . . . . . . . . . . . . . . . . .
Gear Ratio - Teeth Per Gear
(Gear Housing) 3B-2. . . . . . . . . . . . . . . . . . . .
Lubricants / Sealants / Adhesives 3B-2. . . . . . .
Tools 3B-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Bravo One Gear Housing Exploded View 3B-4
Drive Shaft Components 3B-4. . . . . . . . . . . .
Bravo One and Diesel Bravo One X
Propeller Shaft Components 3B-6. . . . . . . .
Bravo XZ and Bravo XR Propeller
Shaft Components 3B-8. . . . . . . . . . . . . . . . .
Pre-Disassembly Inspection 3B-10. . . . . . . . . . .
Drive Shaft Housing and Gear Housing
Separation 3B-11. . . . . . . . . . . . . . . . . . . . . . . . . .
Gear Housing Disassembly 3B-13. . . . . . . . . . . .
Drive Shaft And Pinion Bearing 3B-19. . . . . . . .
Inspection and Cleaning 3B-19. . . . . . . . . . . .
Drive Shaft Disassembly 3B-19. . . . . . . . . . . .
Pinion Bearing Removal 3B-20. . . . . . . . . . . .
Pinion Bearing Installation 3B-21. . . . . . . . . .
Drive Shaft Reassembly 3B-22. . . . . . . . . . . .
Bearing Carrier Inspection 3B-23. . . . . . . . . .
Bearing Carrier Disassembly 3B-23. . . . . . . .
Bearing Carrier Reassembly 3B-24. . . . . . . .
Propeller Shaft 3B-25. . . . . . . . . . . . . . . . . . . . . . .
Inspection 3B-25. . . . . . . . . . . . . . . . . . . . . . . .
Propeller Shaft Bearing Removal 3B-25. . . .
Propeller Shaft Bearing Installation 3B-26. .
Driven Gear Bearing 3B-26. . . . . . . . . . . . . . . . . .
Inspection 3B-26. . . . . . . . . . . . . . . . . . . . . . . .
Driven Gear Bearing Removal 3B-27. . . . . . .
Driven Gear Bearing Installation 3B-27. . . . .
Driven Gear Bearing Cup
Removal and Inspection 3B-28. . . . . . . . . . .
Driven Gear Bearing Cup Installation 3B-28.
Speedometer Water Passage 3B-29. . . . . . . . . .
Pickup Inspection and Cleaning 3B-29. . . . .
Water Passage Seal Replacement 3B-30. . .
Gear Housing Reassembly And
Shimming 3B-31. . . . . . . . . . . . . . . . . . . . . . . . . . .
Bravo XZ and XR Heavy Duty
Propeller Shaft 3B-45. . . . . . . . . . . . . . . . . . . . . .
Gear Housing
Disassembly/Reassembly 3B-45. . . . . . . . . .
Installing Bearing Carrier 3B-45. . . . . . . . . . .
Installing Propeller Hub Assembly 3B-47. . .