Service Manual for WD10 Diesel Engine 3 Diagnosis and Troubleshooting of Diesel Engine Common Faults ..................... 21 31 Diagnostic Methods .............................................................................................. 21 32 Fault Causes and Elimination Methods ................................................................ 22 321 Diesel Engine Couldn’t Be Started .............................................................. 22 322 Diesel Engine Stops Soon after Starting ...................................................... 23 323 Underpower ..................................................................................................
23 324 Large Fuel Consumption .............................................................................. 24 325 Engine Gives off Black Smoke .................................................................... 25 326 Engine Gives off White and Blue Smoke .................................................... 25 327 Turbocharger Intake Port and Intake Pipe Are Accumulated with Engine Oil 328 Unstable Engine Speed ................................................................................. 26 329 Low Engine Oil Pressure ..............................................................................
26 3210 High Cooling Water Temperature .............................................................. 27 3211 Rapid Wear of Parts .................................................................................... 27 3212 Excessive Noise .......................................................................................... 28 3213 Starter Motor Doesn’t Work ....................................................................... 28 3214 Underpowered Starter Motor ...................................................................... 29 3215 Generator Generates Nothing .....................................................................
29 3216 Generator Undercharging ........................................................................... 29 3217 Unstable Charging Voltage ......................................................................... 30 3218 Generator Overcharging ............................................................................. 30 3219 Generator Produces Abnormal Sound ........................................................ 30 4 Disassembly & Assembly of Diesel Engine ......................................................... 31 41 Overview...............................................................................................................
31 411 Danger Signs ................................................................................................. 31 412 Safety Signs .................................................................................................. 32 413 Recommended Tools .................................................................................... 33 414 Notes for Health Protection .......................................................................... 33 415 Environmental Protection Measures ............................................................ 34 416 Notes for Disassembly and Assembly of Engine .........................................
34 417 Explode View of the Whole Engine ............................................................. 35 42 Cylinder Cover Assembly .................................................................................... 36 421 Disassembly and Assembly of Cylinder Cover Assembly .......................... 36