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
…………………………………………………………………………...26
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
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