Iseki Three Cylinder Diesel Engines Repair Manual

INTRODUCTION

This manual has been prepared to provide detailed information for the servicing and overhaul of various ISEKI engines. It is intended for use by trained mechanics working in well-equipped workshops, and is not suitable for field servicing where adequate tools and equipment are unavailable.

The contents of this manual cover all essential workshop operations, including construction details, functions of major components, technical specifications, disassembly and reassembly instructions, inspection and adjustment procedures, and troubleshooting guides. Figures and values mentioned throughout are standard settings established by ISEKI for the E3C, E3100, and E393 engine series. These values are only valid when genuine ISEKI parts are used, and when adjustments and repairs are performed as instructed. ISEKI assumes no responsibility for issues arising from the use of unauthorized parts or incorrect repair methods.

The E3CD, E3CE, and E3CF engines are fundamentally similar, differing mainly in piston sizes. Similarly, E3100, E3112, and E393 engines share a common base design, with differences primarily in piston sizes and fuel injection system components. However, external appearances may vary between tractor models.

Be sure to strictly follow the instructions in this manual during all service procedures. Values required for engine maintenance are provided within each relevant section, and a comprehensive summary of service reference values can be found in the SERVICE STANDARDS TABLE. Refer to this table before beginning work to ensure efficient, reliable maintenance. Accurate servicing not only extends engine life but also upholds the strong reputation of ISEKI products.

TRACTOR / ENGINE CROSS REFERENCE (Prior 2005 Production)

• 1205 Tractor – E393

• 1210 Tractor – E3100

• 1215 Tractor – E3100

• 1220 Tractor – E3112

• MT225 / 1225 / ST25 Tractor – E3112

• 1230 Tractor – E3CE

• MT255 / 1233 / ST30X Tractor – E3CF

• 1235 / ST30 Tractor – E3CD

• 1240 Tractor* – E3CF

• MT265 / 1250 / ST35 / ST35X Tractor* – E3CD

• MT275 / MT285 / 1260 / ST40 / ST40X Tractor* – E3CD-T

• 1417 Tractor – E393

• 1423 Tractor – E3112

• 1428V Tractor – E3CF

• 1429 Tractor – E3CF

• 1433 / 1433V Tractor – E3CD

• 1440 / 1440V Tractor – E3CD-T

• FC23 Tractor – E3112

• FC33 Tractor – E3CD

TRACTOR / ENGINE CROSS REFERENCE (Effective 2005 Production)

• GC2300 / GC2310 / GC2400 / ST22A* – E3112-VB19

• 1523 / ST24A / MT225B – E3112-VB21

• 1423 / ST25 / MT225** – E3112-B11

• 1528 / ST28A / MT255B – E3CF-WB01

• 1531 / ST33A – E3CD-WB20

• 1533 / ST34A / MT265B – E3CD-WB13

• 1540 / ST41A / MT275B – E3CD-WTB01

• ZT29 – E3CF-VG

• ZT33 – E3CD-VG02

• GC2600 – E3112-XB

• GC1715 – E3112-XB

• GC1705 – E3112-XB01

NOTES:

• All information, illustrations, and specifications are based on the latest data available at the time of publication. ISEKI reserves the right to make changes without notice.

• *For engine service on models prior to tractor serial number JNA25201, refer to engine manual 1449395M4.

• **For engine service on models prior to tractor serial number NM3601, refer to engine manual 1449395M4.