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Provides general information and emphasizes the importance of proper training and thinking while working.
Details safety regulations for commissioning, starting, operation, maintenance, and repair work.
Outlines rules to prevent engine damage and premature wear, including using genuine parts and proper maintenance.
Specifies regulations for preventing pollution from engine oil, filter cartridges, fuel filters, and coolant.
Provides precautions for handling used engine oil and emphasizes proper disposal to protect water supplies.
Lists general instructions and precautions to be followed before and during repair operations.
Details technical specifications for DE12T, DE12TI/A, and DE12TIS engine models.
Illustrates the engine assembly with views of longitudinal, cross-sections, and various assembly components.
Explains how to identify the engine model and serial number for warranty and parts ordering.
Describes the engine type, including OMEGA combustion bowl, cylinder block, and crankshaft construction.
Illustrates the engine timing mechanism driven by a gear train.
Explains how overhead valves are actuated via camshaft, push rods, and rocker arms.
Details the engine's lubrication system, including engine oil and oil filter.
Describes the fuel system components and requirements, including fuel filter and fuel selection.
Explains the liquid-cooling system, coolant pressure cap, and cooling water.
Provides information on V-belts and poly belts, including tensioning and replacement.
Details the maintenance and replacement of the air cleaner element.
Describes the intercooler's function and importance of maintaining intake air systems.
Provides the procedure for adjusting valve clearance when the engine is cold.
Explains how to measure cylinder compression pressure using a special tool.
Details the inspection of injection nozzles, including pressure and atomizing state.
Covers checking the fuel injection nozzle housing, sealing, and testing the fuel injection pump.
Provides instructions for inspecting battery condition, leakage, and electrolyte level.
Explains how to bleed air from the fuel system, especially after installation or filter changes.
Recommends cleaning the fuel strainer during engine oil replacement.
Details the turbocharger's requirements, maintenance, and cleaning procedures.
Provides guidance on cleaning and greasing starter motor parts during engine maintenance.
Covers starting procedures in winter, alternator, and starting motor details.
Summarizes probable causes and remedies for common engine failures like starting impossible, overheating, etc.
Outlines engine inspection procedures, including stopping the engine and general inspection cycles.
Details the step-by-step process for disassembling engine components like cooling water, engine oil, fuel filter, etc.
Covers checks for cylinder block, cylinder head, valves, bearings, pistons, and other engine parts.
Outlines the steps for reassembling engine parts, including crankshaft, cylinder head, injection pump, and related systems.
Covers preparation steps for initial commissioning, including checking fluid levels and cleanliness.
Details the procedure for breaking in a new engine, including operation during the first 50 hours.
Describes essential checks after starting the engine, focusing on oil pressure and cooling water temperature.
Provides precautions for operating the engine in winter, focusing on cooling water and lubricating oil.
Explains the purpose and components involved in engine tune-up to restore performance.
Emphasizes the importance of regular inspection, adjustment, and maintenance for trouble-free engine performance.
Covers exchanging lubrication oil, checking oil level, and replacing the oil filter cartridge.
Provides general information and the method for adjusting valve clearance.
Details the procedure for replacing the fuel filter and notes on tightening the filter.
Covers fuel system checks, contamination, priming, bleeding, and injection pump/nozzle maintenance.
Covers general information, injection pump details, fuel feed pump, injection nozzle, and troubleshooting.
Explains the cooling system general information, specifications, water pump, thermostat, and troubleshooting.
Details the lubricating system, including general descriptions, oil pump, oil filter, and diagnostics.
Covers turbocharger specifications, operating principles, construction, precautions, and diagnostics.
Provides instructions for air intake system maintenance, filter element changes, and cleaning.
Covers changing, checking, testing, and measuring tension of V-belts.
Includes tightening torque specifications for major parts, injection system, standard bolts, and maintenance specifications.
General