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Lombardini 4LD 640 User Manual

Lombardini 4LD 640
33 pages
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WORKSHOP
MANUAL
3/4 LD, CODE1-5302-556 ENGINE SERIES
SERVICE
3LD 450
3LD 510
3LD 450/S
3LD 510/S
4LD 640
4LD 705
4LD 820
3
rd
edition
DATE
30.11.2001
TECO/ATL AUTHOR
BOOK CODE
1-5302-556
MODEL No.
50839
DATE OF ISSUE
01-94
REVIEW 02
APPROVAL
1

Table of Contents

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Lombardini 4LD 640 Specifications

General IconGeneral
BrandLombardini
Model4LD 640
CategoryEngine
LanguageEnglish

Summary

Maintenance, Prescribed Oil, Refuellings

Trouble Shooting

Disassembly and Reassembly

Air Filter, Silencer, and Flywheel

Procedures for disassembling and reassembling air filter, silencer, and flywheel.

Cylinder and Piston Procedures

Details on valve seat grinding, cylinder, and piston measurements.

Lubrication Circuit

Oil Pump

Checks and tightening procedures for the oil pump.

Oil Pressure Check

Procedure for checking oil pressure after assembly.

Fuel/Injection Circuit

Injection Pump Assembly

Steps for assembling the injection pump.

Advanced Injection (Static)

Procedure for static injection timing adjustment.

Injector

Components and setting procedure for the injector.

Electric Circuit

Electric Equipment

Voltage Regulator Running Check

Procedure for checking voltage regulator operation.

Adjustments

Minimum RPM Adjustment

Procedure for setting minimum engine speed at idle.

Peak RPM Adjustment

Procedure for setting maximum engine speed at idle.

Injection Pump Delivery Adjustment

Method for adjusting injection pump delivery.

Limiting Device for Injection Pump Delivery

Adjusting the injection pump delivery limiting device.

Injection Pump Delivery Adjustment with Braked Engine

Procedure for adjusting pump delivery using a dynamometer.

Upkeeping

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