JCB Ecomax Tier 4 Diesel Engine Service Shop Manual (Latest)

Original price was: $159.99.Current price is: $54.95.

Covers: JCB Ecomax Tier 4i 444 and 448, Tier 4f 444 diesel engines

  • SL, SH, SM, DH, DM Build Codes
  • Please check build code on engine ID plate before purchasing

Pages: 694
Format: PDF file
File size: 42mb
Compatibility: Windows/Mac/Tablet
Notes: Instant digital download only – no printed copy or CD-ROM media.

This manual contains detailed specifications, maintenance, service, troubleshooting and overhaul procedures for the JCB Ecomax engines. The service manual is a must for diesel mechanics servicing and overhauling the JCB Ecomax 444 or 448 engine. Downloadable PDF format for your computer, smartphone or tablet. Print off pages, including diagrams and illustrations, and save time and money on repairs.

5th edition, dated 09/2018.



  • Technical Data
  • Identifying the Engine
  • Torque Settings
  • Lubricants and Capacities
  • Service Aids
  • Sealing, Retaining and Care Compounds
  • Service Tools
  • Engine Lifting
  • Operating Procedures
  • Storage and Preservation

Care and Safety

Routine Maintenance

  • Cleaning the Engine
  • Service Schedules
  • Engine Oil and Filter
  • Engine Cooling System
  • Engine Fuel System
  • Air Intake System
  • Engine Crankcase Ventilation

Systems Description

  • Engine Overview
  • Lubrication System
  • Fuel System
  • Induction, Exhaust and Breather Systems
  • Cooling System
  • Electrical System
  • Electrical Circuit Schematics

Fault Finding

  • Electronic Fault Codes
  • Fault Finding Charts

Test Procedures

  • Common Rail System Pressure Tests
  • Lift Pump Operation Flow Test Procedures
  • Fuel Injectors Leak Off Test
  • Engine Compression Test
  • Engine Oil Pressure (High/Low)
  • Thermostat
  • Air Filters
  • Air Intake Connections
  • Exhaust Manifold Leaks
  • Turbocharger Checks
  • Measuring DC Voltage
  • Measuring Resistance
  • Measuring Continuity
  • Measuring Frequency
  • Testing a Diode or a Diode Wire
  • Battery
  • Alternator
  • Starter Motor

Base Engine (Removal/Replacement, Dismantling/Inspection/Assembly, Checks)

  • Cylinder Head
  • Front End Accessory Drive Belt System (FEAD)
  • Flywheel and Housing
  • Timing Case and Drive Gears Assembly
  • Pistons and Connecting Rods
  • Crankshaft Assembly

Fuel System

  • Fuel Filter
  • Fuel Lines
  • Common Rail Assembly
  • Fuel Lift Pump
  • High Pressure Fuel Pump
  • Fuel Injectors
  • Bleeding Air From The System

Cooling System

  • Drive Belt – Coolant Pump
  • Thermostat
  • Coolant Inlet Assembly
  • Coolant Pump
  • Lubricating Oil Cooler

Lubrication System

  • Oil Filter Head
  • Oil Pan (Sump)
  • Oil Pump
  • Lubricating Oil Cooler and Filter Head

Electrical System

  • Starter Motor
  • Alternator
  • Electrical Sensors
  • Coolant Temperature Sender Unit
  • Engine Oil Pressure Switch
  • Engine Oil Temperature Sensor
  • Camshaft Position Sensor
  • Knock Sensor
  • Crankshaft Position Sensor
  • Temperature and Manifold Air Pressure Sensor (TMAP)
  • Exhaust Manifold Pressure Sensor
  • Intercooler Out Temperature Sensor
  • Engine Electronic Control Unit (ECU)
  • Electrics
  • Engine Harness
  • Engine Fault Codes

Induction and Exhaust System

  • Inlet Manifold
  • EGR Actuator
  • Exhaust Manifold
  • Variable Geometry Turbocharger Actuator
  • EGR System

Electronic Data Systems (Using Servicemaster)

How does this work?

It’s simple – after purchasing this manual through our secure checkout, a download link will be sent to the email address you specify at checkout. You have up to 90 days to retrieve and save the file. Once saved, the manual is yours for good.

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SKU: JCB-4300 Categories: , Tags: , ,


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