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General| Engine Type | Diesel |
|---|---|
| Fuel System | Direct Injection |
| Cooling System | Liquid Cooled |
| Aspiration | Turbocharged |
| Emissions Compliance | EPA Tier 4 Final |
| Engine Model | IR Series |
| Cylinders | 3 (IR13, IR18, IR25, IR37, IR45, IR55, IR75), 4 (IR90, IR110, IR130, IR160, IR185, IR200, IR235, IR250) |
Explains the meaning of DANGER, WARNING, CAUTION, and NOTICE safety symbols used in the manual.
Covers essential safety, preparation, and component handling precautions for service tasks.
Guides users through diagnosing and resolving engine problems based on symptoms and measurements.
Lists daily inspection points for the engine, including visual checks, fuel, oil, and water levels.
Summarizes common trouble symptoms, causes, and corrective actions in a table format.
Provides a step-by-step guide for the complete disassembly of the engine.
Provides a step-by-step procedure for disassembling the cylinder head assembly.
Covers inspection and measurement of cylinder head components, including distortion and valve sink.
Explains the procedure for correcting valve seats, including lapping and grinding methods.
Provides a step-by-step guide for disassembling the gear train and camshaft.
Covers inspection and measurement of camshaft components, including shaft bend and cam height.
Illustrates cylinder block components and provides a step-by-step disassembly guide.
Covers crankshaft removal, bearing cap tightening, and inspection of crankshaft components.
Covers inspection of cylinder block, crankshaft, and piston components.
Explains how to measure piston ring groove width, ring width, side clearance, and end clearance.
Covers inspection of connecting rod and tappet dimensions, clearances, and related standards.
Covers inspection and measurement of trochoid pump components, including rotor clearances.
Explains the importance and precision required for the fuel injection pump and its components.
Provides a step-by-step procedure for disassembling the fuel injection pump from the engine.
Provides service standards and tightening torques for the RHF5 and RHB31/RHB51 turbochargers.
Explains the procedure for adjusting the waste gate valve opening pressure and lift.
Provides step-by-step instructions for disassembling the turbocharger components.
Details inspection procedures for compressor housing, turbine housing, impeller, and turbine shaft.
Provides procedures for reassembling the turbocharger components.
Covers installation instructions for lubrication, intake, and exhaust systems, including precautions.
Provides troubleshooting guidance for common turbocharger performance issues.
Lists service standards for engine tuning parameters like valve clearance, belt tension, and pressures.
Lists service standards for cylinder head distortion, valve sink, and valve seat angles.
Provides service standards for valve and guide dimensions, including clearance and projection.
