Cummins QSD 2.8 and 4.2 Liter Diesel Engines Service Manual PDF

This comprehensive overhaul and repair manual is designed as a service guide for MerCruiser and Cummins MerCruiser Diesel models listed earlier.
Service guide provides specific information, including procedures for disassembly, inspection, assembly and adjustment, to enable dealers and service mechanics to repair these products.
Service manual comes in PDF format and includes 839 pages, which are printable and readable. We recommend to use Adobe PDF Reader, to be sure all images / graphics will display correctly.

Sterndrive
Models Covered Serial Number
QSD 2.8 Sterndrive 170 HP 88300400 ‑ 88304999
QSD 2.8 Sterndrive 200 HP 88305400 ‑ 88309999
QSD 2.8 Sterndrive 230 HP 88310400 ‑ 88314999
QSD 4.2 Sterndrive 270 HP 88401000 ‑ 88404999
QSD 4.2 Sterndrive 320 HP 88406000 ‑ 88415999
QSD 4.2 Sterndrive 350 HP 88417000 ‑ 88419999
Inboard
Models Covered Serial Number
QSD 2.8 Inboard 170 HP 88300000 ‑ 88300399
QSD 2.8 Inboard 200 HP 88305000 ‑ 88305399
QSD 2.8 Inboard 230 HP 88310000 ‑ 88310399
QSD 4.2 Inboard 270 HP 88400000 ‑ 88400999
QSD 4.2 Inboard 320 HP 88405000 ‑ 88405999
QSD 4.2 Inboard 350 HP 88416000 ‑ 88416999

Manual Outline:

• 1 - Important Information
  • A - General Information
  • B - Maintenance
  • C - Troubleshooting
• 2 - Removal And Installation
  • A - Sterndrive Models
  • B - Inboard Models
• 3 - Engine Mechanical
  • A - QSD 2.8 and 4.2 Diesel Engines
• 4 - Electrical System
  • A - Starting System
  • B - Charging System
  • C - Instrumentation
  • D - Wiring Diagrams
• 5 - Fuel System
  • A - Component Description
  • B - Fuel Filter Assembly
  • C - Common Rail and Fuel Lines
  • D - Fuel Injectors
  • E - High Pressure Fuel Pump
  • F - ECS Diagnostics
  • G - ECS Repair
• 6 - Cooling System
  • A - Closed-Cooling System
• 7 - Intake and Exhaust System
  • A - Aftercooler
  • B - Elbows, Risers, Intake and Exhaust Manifold
  • C - Turbocharger
• 8 - Drive System
  • A - ZF Marine Transmissions
  • B - Technodrive Transmissions
  • C - Propeller Shaft Models
• 9 - Power-Assisted Steering System
  • A - Power-Assisted Steering Pump and Related Components