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CUMMINS B3.3 Service Manual

CUMMINS B3.3
128 pages
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Service Manual
B3.3 Diesel Engine
Lift Trucks
D20S-3(B3.3), D25S-3(B3.3), D30S-3(B3.3),
D32S-3(B3.3), D33S-3(B3.3)
Skid Steer Loaders
450/450Plus, 460/460Plus
SB4135E00
Jan. 2004

Table of Contents

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CUMMINS B3.3 Specifications

General IconGeneral
Engine ModelB3.3
Displacement3.3 liters
Fuel SystemDirect injection
Bore x Stroke95 mm x 115 mm
Cooling SystemLiquid-cooled
Power Output85 hp (63 kW) @ 2200 RPM
Governed Speed2200 RPM
Coolant Capacity6-8 liters
Emission ComplianceTier 3, Stage IIIA

Summary

Important Safety Information

Introduction

About the Manual

Explains the purpose and content of the troubleshooting and repair manual.

How to Use the Manual

Provides a step-by-step guide on how to effectively use the manual for problem correction.

Symbols

Explains the meaning of various symbols used throughout the manual for instructions.

Illustrations

Describes the generic nature of illustrations and their purpose in showing repair procedures.

Engine Identification

Engine Dataplate

Details the information found on the engine dataplate for ordering parts and service needs.

Engine Views

Shows locations of major external engine components, filters, and service points.

Troubleshooting Symptoms

Procedures and Techniques

Outlines basic steps and analysis for effective troubleshooting of engine problems.

Troubleshooting Symptoms Charts

Explains how to use symptom charts to diagnose specific engine problems and find corrective actions.

Engine Will Not Crank or Cranks Slowly

A troubleshooting guide for diagnosing why an engine will not crank or cranks slowly.

Engine Cranks But Will Not Start (No Exhaust Smoke)

A troubleshooting guide for engines that crank but do not start, with no exhaust smoke.

Engine Difficult to Start or Will Not Start (Exhaust Smoke)

A troubleshooting guide for engines that are difficult to start or will not start, with exhaust smoke.

Engine Has Poor Respones

A troubleshooting guide for identifying causes and corrections for poor engine response.

Engine Stops During Operation

A troubleshooting guide to diagnose why an engine stops unexpectedly during operation.

Engine Runs Rough or Misfires

A troubleshooting guide for engines that run rough or misfire, with potential causes and fixes.

Engine Power Output Low

A troubleshooting guide for diagnosing and rectifying low engine power output.

Excessive Exhaust (Black Smoke)

A troubleshooting guide for identifying causes of excessive black smoke from the exhaust.

Excessive Noise

A troubleshooting guide to diagnose the causes of excessive engine noise.

Engine Vibration Excessive

A troubleshooting guide to identify and correct excessive engine vibration.

Fuel consumption Is Excessive

A troubleshooting guide for diagnosing and addressing excessive fuel consumption.

Lubricating Oil Consumption Excessive

A troubleshooting guide for diagnosing and rectifying excessive lubricating oil consumption.

Lubricating Oil Contaminated

A troubleshooting guide for identifying the causes of contaminated lubricating oil.

Lubricating Oil Pressure Is Low

A troubleshooting guide for diagnosing low lubricating oil pressure.

Coolant Contamination

A troubleshooting guide for identifying and resolving coolant contamination issues.

Coolant Loss

A troubleshooting guide for diagnosing and fixing coolant loss problems.

Complete Engine

Engine Disassembly

Provides instructions and service tools required for the disassembly of the complete engine.

Service Tool

Lists specific tools needed for engine disassembly and overhaul procedures.

Engine Assembly

Service Tools

Lists specific tools required for the engine assembly process.

Engine Testing

Adjusting Valve Clearance

Provides steps to adjust the valve clearance for optimal engine performance.

Measuring Compression Pressure

Details the procedure for measuring the engine's compression pressure accurately.

Testing and Adjusting the Fan Belt Tansion

Explains how to test and adjust the fan belt tension for optimal performance.

Specifications

Valves, Valve Guides, and Springs

Provides standard specifications and repair limits for valves, guides, and springs.

Rocker Arm Shaft, Push Rod and Tappets

Details specifications for rocker arm shafts, push rods, and tappets, including clearance and bend.

Cylinder Head

Lists specifications and repair limits for cylinder head flatness, valve seats, and nozzle protrusion.

Cylinder Block

Specifies flatness, inner diameter of main bearings, and cam bushing dimensions.

Camshaft and Camshaft Bushing

Provides standard and repair limit specifications for camshaft bend, height, thrust clearance, and bushing clearance.

Crankshaft

Details specifications for thrust clearance, main journal, crank pin journal, roundness, and bend.

Timing Gear

Specifies bend, clearance between bushing and shaft, and end play for timing gears.

Flywheel

Lists repair limits for face and radial runout of the flywheel and housing.

Cylinder

Provides bore, roundness, and cylindricity specifications for the cylinder.

Connecting Rod, Piston Ring and Piston Pin

Details specifications for piston pins, piston rings, connecting rods, and connecting rod bearings.

Piston

Specifies piston diameter, ring groove clearance, and piston ring gap.

Oil Pump

Lists clearance specifications for the oil pump gear (axial and radial).

Regulator Valve

Specifies clearance between valve and body, spring dimensions, and set pressure.

Thermostat

Provides specifications for cracking temperature, fully open temperature, and lift.

Capscrew Markings and Torque Values - Metric

Lists torque values for metric capscrews based on size, material, and grade.

Capscrew Markings and Torque Values - U.S. Customary

Lists torque values for U.S. customary capscrews based on size and material.

Fraction, Decimal, Millimeter Conversions

Provides conversion factors between fractional, decimal, and millimeter measurements.

Newton-Meter to Foot-Pound Conversion Chart

Offers a conversion chart for torque values between Newton-Meters and Foot-Pounds.

Pipe Plug Torque Values

Lists torque values for pipe plugs in aluminum and cast iron/steel components.

Tap-Drill Chart - U.S. Customary and Metric

Guides on selecting tap drill sizes for threading operations based on size and material.

Weight and Measures - Conversion Factors

Provides a comprehensive table of conversion factors for various physical quantities.

Fuel System

Checking and Adjusting Fuel Injection Timing

Covers procedures for checking and adjusting the fuel injection timing.

Injector

Testing

Provides instructions for testing injector opening pressure, chatter, and spray pattern.

Lubricating System

Measuring Oil Pressure

Details the procedure for measuring the engine's oil pressure.

SPECIAL TOOLS

Special Tool List

A comprehensive catalog of specialized tools for engine maintenance and repair.

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