Shibaura Diesel Engines N3LDI and N4LDI Manuals

Engine Model: N3LDI and N4LDI
Format PDF
English

Service Manual AGCO
Diagnostic Troubleshooting Codes and Procedures

This workshop manual includes repair and adjustment procedures that are required for the diesel engine. When servicing to keep the engine in the best condition, you will find this workshop manual very useful as a guidebook.
Please understand the specifications contained in this workshop manual are subject to change without notice for subsequent engineering changes.

General notes before service

1 Wash the engine, and drain oil, fuel and coolant before disassembly.
2 Keep the service shop clean and free from dusts, and furnish it with proper lighting equipment.
3 Remove oil and grease from disassembled parts, and place them in groups on a clean table.
4 Check equipments, tools and working clothes for the safety working.
5 Disconnect the battery before disassemble the engine.

The Shibaura Diesel Engines N3LDI and N4LDI Manuals contain detailed technical information and procedures for servicing, maintaining, and troubleshooting the Shibaura N3LDI (3-cylinder) and N4LDI (4-cylinder) diesel engines. These manuals are essential for mechanics, technicians, and equipment owners who rely on these engines in tractors, mowers, or industrial equipment.

Here’s what the manuals typically include:

✅ General Information – Engine identification, safety instructions, and general specifications
✅ Technical Specifications – Bore, stroke, displacement, compression ratio, torque settings, and performance data
✅ Disassembly & Assembly – Step-by-step procedures for removing, inspecting, and reinstalling engine components
✅ Fuel System – Injection pump timing, injector servicing, and fuel line layout
✅ Cooling System – Radiator, water pump, and thermostat service instructions
✅ Lubrication System – Oil pump details, oil passages, and maintenance schedules
✅ Valve Train & Timing Gear – Camshaft, valve clearance, timing gear alignment
✅ Electrical System – Starting system, alternator, wiring diagrams
✅ Troubleshooting Guide – Common issues, symptoms, and recommended corrective actions
✅ Maintenance Schedule – Routine checks, service intervals, and recommended lubricants