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Ingersoll-Rand 3IRH2N User Manual

Ingersoll-Rand 3IRH2N
159 pages
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1
Ingersoll-Rand Engine
Workshop Manual
Model Series
3IRH2N 3IRH8N
4IRH8N 4IRI8N
4IRI8T
Ingersoll-Rand
Portable Power
P.O. Box 868 – 501 Sanford Ave
Mocksville, N.C. 27028 P/N 22333660 (8/03)
Revised (10-12)
Doosan purchased Bobcat Company from Ingersoll-Rand Company in
2007. Any reference to Ingersoll-Rand Company or use of trademarks,
service marks, logos, or other proprietary identifying marks belonging
to Ingersoll-Rand Company in this manual is historical or nominative
in nature, and is not meant to suggest a current affiliation between
Ingersoll-Rand C
ompany and Doosan
Company or the products of
e
ith
er.

Table of Contents

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Ingersoll-Rand 3IRH2N Specifications

General IconGeneral
Engine Model3IRH2N
ManufacturerIngersoll-Rand
Power Output22.4 kW (30 hp)
TypeDiesel
RPM1800 rpm
Cooling SystemLiquid-cooled
Starting SystemElectric

Summary

Inspection and Adjustment Procedures

Periodic Inspection and Maintenance

Detailed procedures for routine engine inspections and maintenance tasks.

Troubleshooting Engine Issues

Troubleshooting Preparation

Steps to take before troubleshooting to gather information and identify potential causes.

Troubleshooting Quick Reference

A table summarizing common trouble symptoms, their causes, and corrective actions.

Compression Pressure Troubleshooting

Method for diagnosing issues by measuring engine compression pressure.

Engine Component Service

Cylinder Head Service Procedures

Detailed steps for cylinder head disassembly, inspection, measurement, and reassembly.

Piston, Ring, Rod, and Bearing Service

Inspection and measurement of pistons, rings, connecting rods, crankshaft, and bearings.

Tappet and Cylinder Bore Correction

Inspection of tappets and procedures for cylinder bore correction and bushing replacement.

Lubrication System Service

Trochoid Pump Inspection

Procedures for inspecting trochoid pump clearances and dimensions.

Fuel Injection Pump and Governor

Turbocharger Operations

Turbocharger Handling and Installation

Crucial instructions for installing the turbocharger on the engine.

Turbocharger Troubleshooting Guide

Comprehensive guide to diagnosing and resolving common turbocharger faults and symptoms.

Service Standards

Gear Train and Camshaft Standards

Service standards for camshaft, idle gear, and gear backlash measurements.

Crankshaft Standards

Specifications for crankshaft dimensions, including crankpin and journal measurements.

Piston, Ring, Rod, and Tappet Standards

Standards for piston, ring, connecting rod, and tappet dimensions and clearances.

Tightening Torque Specifications

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