Description

Doosan QSM11 Cummins Shop Manual (QSM11CUMMINSENG)

Doosan QSM11 Cummins Index:

QSM11 Cummins Engine
Safety Precautions…………………………………………7
Applicable Models………………………………………….7
QSM11 Engine ……………………………………………..8
Important Reference Numbers …………………………………. 9
Introduction …………………………………………………10
To the Owner and Operator ……………………………………. 10
About the Manual………………………………………………….. 10
How to Use the Manual …………………………………………. 11
Illustrations…………………………………………………………… 11
General Safety Instructions ……………………………………. 12
General Repair Instructions……………………………………. 15
General Cleaning Instructions ………………………………… 17
Acronyms and Abbreviations ………………………………….. 25
Engine Identification …………………………………….26
Engine Data Plate…………………………………………………. 26
ECM Data Plate ……………………………………………………. 27
Cummins Engine Nomenclature……………………………… 27
Fuel Injection Pump Data Plate ………………………………. 27
Engine Diagrams ………………………………………………….. 28
Engine Specification ……………………………………………… 30
Operating Instructions…………………………………..32
Operating Instructions – Overview …………………………… 32
Normal Starting Procedure…………………………………….. 33
Cold Weather Starting …………………………………………… 35
Starting Procedure After Extended
Shutdown or Oil Change………………………………………… 36
Operating the Engine…………………………………………….. 36
Engine Operating Range ……………………………………….. 38
Engine Shutdown………………………………………………….. 39
Electronic Controlled Fuel System…………………………… 39
Fuel System Description………………………………………… 44
Programmable Features ………………………………………… 45

Electromagnetic Interference (EMI)…………………………. 50
Maintenance Guidelines ………………………………. 52
Maintenance Guidelines – Overview………………………… 52
Tool Requirements ……………………………………………….. 52
Maintenance Schedule………………………………………….. 53
Maintenance Procedures at Daily Interval ………. 55
Daily Maintenance Procedures – Overview ………………. 55
Fuel-Water Separator ……………………………………………. 56
Lubricating Oil Level ……………………………………………… 57
Coolant Level……………………………………………………….. 57
Cooling System Hoses ………………………………………….. 58
Fan, Cooling ………………………………………………………… 59
Drive Belts …………………………………………………………… 60
Crankcase Breather Tube………………………………………. 61
Charge-Air Piping …………………………………………………. 61
Air Cleaner Restriction ………………………………………….. 62
Maintenance Procedures at 500 Hours
or 6 Months………………………………………………… 63
Maintenance Procedures – Overview ………………………. 63
Fuel Filter (Spin-on Type) ………………………………………. 63
Lubricating Oil and Filters………………………………………. 65
Lubricating Oil Filter (Spin-on)………………………………… 67
Coolant Filter ……………………………………………………….. 68
Supplemental Coolant Additive (SCA)
and Antifreeze Concentration…………………………………. 71
Engine Wiring Harness …………………………………………. 72
Maintenance Procedures at 1,500 Hours ……….. 73
Maintenance Procedures – Overview ………………………. 73
Overhead Set ………………………………………………………. 73
Maintenance Procedures at 2,000 Hours or 1 Year……. 80
Maintenance Procedures – Overview ………………………. 80
Air Cleaner Restriction ………………………………………….. 80
Air Leaks, Air Intake and Exhaust Systems………………. 81
Batteries ……………………………………………………………… 83

Distributors and Branches – United States ……………… 138
Distributors and Branches – Canada ……………………… 153
Distributors and Branches – Australia …………………….. 156
Distributors and Branches – New Zealand………………. 159
Regional Offices – International – Locations ……………. 160
Distributors – International – Locations……………………. 167
Troubleshooting Symptoms ………………………… 183
Troubleshooting Procedures and Techniques………….. 183
Troubleshooting Symptoms Charts ……………………….. 183
Maintenance Specifications………………………… 223
General Engine ………………………………………………….. 223
Fuel System ………………………………………………………. 223
Lubricating Oil System ………………………………………… 224
Cooling System ………………………………………………….. 224
Air Intake System ……………………………………………….. 225
Exhaust System …………………………………………………. 225
Electrical System………………………………………………… 225
Cummins/Fleetguard® Filter Specifications ……………. 226
Fuel Recommendations and Specifications ……………. 227
Lubricating Oil Recommendations and
Specifications …………………………………………………….. 228
After Market Oil Additive Usage ……………………………. 230
Coolant Recommendations and Specifications……….. 230
Cooling System Sealing Additives…………………………. 232
Cooling System Soluble Oils ………………………………… 232
Supplemental Coolant Additive (SCA)……………………. 232
Testing SCA Concentration Level CC-2602 Test Kit…. 233
Test Intervals ……………………………………………………… 234
Coolant Replacement Requirements …………………….. 234
Drive Belt Tension ………………………………………………. 235
Engine Component Torque Values………………………… 235
Cap Screw Markings and Torque Values………………… 236

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