DOOSAN D34NAP (NO SCR) DIESEL ENGINE OPERATION & MAINTENANCE MANUAL PDF DOWNLOAD

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Learn how to efficiently operate and maintain your Doosan D34NAP diesel engine with this comprehensive PDF manual. With expert insights and objective language, this manual will equip you with the necessary knowledge to maximize your engine's performance. Say goodbye to SCR and hello to optimal engine maintenance with this download.

Models Covered:
Doosan D24NAP Diesel Engine

Manuals Content:
1. General introduction ………………………………………………………………………………….1
General information …………………………………………………………………………………………………………………. 3
Danger, warning, caution, and note ………………………………………………………………… 4
Engine maintenance ………………………………………………………………………………………………………………… 7
2. Operation and maintenance …………………………………………………………………….9
Starting and stopping of the engine ……………………………………………………………….. 11
Break-in period of the engine …………………………………………………………………….. 12
Operation in winter ………………………………………………………………………………….. 14
Inspection and repair of the engine ……………………………………………………………… 15
3. Performance and specifications …………………………………………………………………17
Engine specifications and performance ……………………………………………………………. 19
Outside drawing of the engine (DL03-LEF00/LEF01) ……………………………………….. 30
Outside drawing of the engine (DL03-LEF02/LEF03) ……………………………………….. 34
Outside drawing of the engine (DL03-LEL00/LEL01/LEL02/LEL03/LEL04) ….. 38
Engine identification number ………………………………………………………………….. 42
4. Regular inspection …………………………………………………………………………..45
General information ………………………………………………………………………………….. 47
Regular inspection table ……………………………………………………………………………….. 48
Cooling system ………………………………………………………………………………………….. 50
Lubrication system ………………………………………………………………………………………. 56
Fuel system ……………………………………………………………………………………………….. 64
Intake/exhaust system ……………………………………………………………………………………… 69
Cylinder block/head ……………………………………………………………………………………….. 71
Others/driving system …………………………………………………………………………………… 72
5. About the engine …………………………………………………………………………………73
Marking system of units ……………………………………………………………………………….. 75
Tightening torque ……………………………………………………………………………………… 80
Engine disassembly …………………………………………………………………………………. 81
Engine assembly ……………………………………………………………………………………. 101
6. Cooling system ………………………………………………………………………………127
General information ………………………………………………………………………. 129
Water pump ………………………………………………………………………………………….. 133
Thermostat ………………………………………………………………………………………………. 136
7. Lubrication system ……………………………………………………………………………141
General information …………………………………………………………………………………….. 143
Failure Diagnosis …………………………………………………………………………………………. 144
Oil pump ……………………………………………………………………………………………………….. 145
Oil filter assembly …………………………………………………………………………………………. 152
Oil pan ……………………………………………………………………………………………………. 157
8. Fuel system ……………………………………………………………………………………161
General information ………………………………………………………………………………… 163
Fuel return hose ………………………………………………………………………………………… 164
Injector …………………………………………………………………………………………………… 169
Common rail …………………………………………………………………………………………….. 179
Fuel injection pump …………………………………………………………………………………. 189
9. Intake/exhaust system ……………………………………………………………………….199
General information ……………………………………………………………………………… 201
Turbocharger ……………………………………………………………………………………………. 202
EGR (Exhaust Gas Recirculation) system …………………………………………………….. 211
Intake manifold ……………………………………………………………………………………………. 216
Exhaust manifold …………………………………………………………………………………………… 223
Intake pipe ……………………………………………………………………………………………. 228
10.Cylinder block/head ……………………………………………………………………………235
General information ……………………………………………………………………………………. 237
Cylinder block ………………………………………………………………………………………………… 238
Cylinder head ………………………………………………………………………………………………. 240
Valve ………………………………………………………………………………………………………………… 241
Rocker arm ……………………………………………………………………………………………………… 244
Tappet and push rod ………………………………………………………………………………………… 254
Camshaft ………………………………………………………………………………………………………… 264
Flywheel housing ……………………………………………………………………………………………. 266
Breather ……………………………………………………………………………………………………….. 269
Cylinder head cover …………………………………………………………………………………….. 270
Idle gear ………………………………………………………………………………………………………….. 278
Lifting hook ……………………………………………………………………………………………………… 283
Oil seal …………………………………………………………………………………………………………. 285
11.Electric system ……………………………………………………………………………………………289
Circuit diagram ………………………………………………………………………………………………… 291
Switches and sensors ……………………………………………………………………………………… 299
Wire harness ……………………………………………………………………………………………………. 305
ECU (Electronic Control Unit) …………………………………………………………………………… 306
Starter ………………………………………………………………………………………………………………. 310
12.Others/driving system ………………………………………………………………………………….317
General information ……………………………………………………………………………………. 319
Crankshaft …………………………………………………………………………………………………. 320
Piston ………………………………………………………………………………………………………….. 325
Connecting rod ……………………………………………………………………………………………… 327
Flywheel …………………………………………………………………………………………………………. 329
Crankshaft pulley ……………………………………………………………………………………………… 331
Others …………………………………………………………………………………………………………….. 333