Iseki TH4260 / TH4290 / TH4330 Tractor Service Manual – PDF Download
$28.95
Factory Iseki TH4260, TH4290, and TH4330 Tractor Service Manual (Edition 2007). Includes complete repair procedures, specifications, hydraulic and electrical schematics, engine and transmission disassembly, and troubleshooting. Covers full maintenance and overhaul data for the Iseki 3-cylinder diesel compact tractors. Fully searchable PDF with detailed illustrations and torque charts.
Description
Iseki TH4260 / TH4290 / TH4330 Tractor Service Manual – PDF Download
Description
Overview
The Iseki TH4260 / TH4290 / TH4330 Service Manual is the official factory reference for workshop servicing, repair, and maintenance of these compact tractor models.
It provides step-by-step diagnostic and overhaul instructions, along with component specifications, wiring diagrams, and hydraulic flow schematics—used by authorized Iseki technicians.
📑 Table of Contents
1. General Information
Specifications for TH4260 / TH4290 / TH4330 models
Metric conversions, tightening torques, and standard clearances
Maintenance intervals and lubrication chart
2. Engine
Disassembly and inspection of Iseki 3-cylinder diesel engine
Valve clearance, timing marks, compression pressure limits
Fuel injection pump calibration and nozzle testing
Cooling system and thermostat servicing
3. Clutch and Transmission
Clutch assembly removal and reinstallation
Transmission case layout and power-flow explanation
Gearshift fork inspection and PTO gear adjustments
Torque data for main and countershaft fasteners
4. Front and Rear Axles
Differential gear setup and backlash measurement
Final reduction gear and pinion bearing replacement
Front axle pivot lubrication and 4WD shaft maintenance
5. Hydraulic System
Hydraulic pump replacement and pressure test procedures
Flow control valve and relief valve calibration
Hydraulic lift system disassembly and piston seal inspection
Hydraulic circuit diagram included
6. Steering and Brakes
Power steering pump and cylinder repair
Brake pedal adjustment and oil-immersed brake servicing
7. Electrical System
Wiring diagrams for starter, alternator, lighting, and gauges
Troubleshooting flowchart for charging system and key switch
Fuses, relay positions, and harness connectors
8. Troubleshooting
Engine hard start or overheating
Hydraulic lift malfunction
Transmission noise and clutch drag conditions
Electrical short and ground diagnosis
Appendices
Standard tightening torque list
Recommended lubricants and coolant capacities
Special service tools index
⚙️ Key Technical Specifications
| Parameter | TH4260 | TH4290 | TH4330 |
|---|---|---|---|
| Engine Type | 3-Cylinder Diesel | 3-Cylinder Diesel | 3-Cylinder Diesel |
| Displacement | 1.496 L | 1.647 L | 1.758 L |
| Rated Power | 26 HP @ 2600 rpm | 29 HP @ 2600 rpm | 33 HP @ 2600 rpm |
| Transmission | 9F / 3R Manual | 9F / 3R Manual | 9F / 3R Manual |
| PTO Power | 21 HP | 24 HP | 27 HP |
| Hydraulic Capacity | 22 L | 22 L | 22 L |
| Lift Capacity | 600 kg | 600 kg | 600 kg |
| Electrical System | 12 V DC | 12 V DC | 12 V DC |
Pages from 438675326-ISEKI-TH42…
🧾 File Details
| Field | Information |
|---|---|
| Manual Name | Iseki TH4260 / TH4290 / TH4330 Tractor Service Manual |
| Models Covered | TH4260, TH4290, TH4330 Compact Tractors |
| Edition / Publication | 2007 Factory Edition |
| Language | English |
| File Type | PDF (Searchable / Original Factory Scan) |
| Total Pages | 248 |
| Publisher | Iseki & Co., Ltd. |
| PDF Quality | OEM Original with Exploded Views & Schematics |
💡 Why This Manual Is Essential
Factory repair procedures & diagnostic charts
Complete engine, transmission, and hydraulic overhaul instructions
Includes wiring diagrams, pressure specs, and torque data
Essential for farmers, repair shops, and Iseki technicians
Fully indexed & searchable for quick access during servicing
