1998 Takeuchi TBO25 / TBO30 / TBO35 Workshop Manual

Takeuchi TB025, TB030, and TB035 Workshop Manual

• Built for owners and technicians servicing the 1998 Takeuchi TB025, TB030, and TB035 compact excavator, including both steel and rubber crawler variants
• Official Takeuchi factory publication, document reference WE3-301E2, dated 07.98
• Contains 100+ structural configuration diagrams, detailed hydraulic system schematics, and comprehensive fastening torque tables for all assembly points
• Stored against your account so you can retrieve it after a hard-drive loss
• Full-text search finds any part number in seconds
• This 362-page reference is the definitive source for factory-correct performance standards, maintenance intervals, and assembly specifications for these three excavator models

Technical Scope and Machine Layout

This 1998 Takeuchi TB025/TB030/TB035 workshop manual provides a technical overview of machine construction, including detailed chapters on the drive system, slew system, travel configuration, and upper frame assembly. The document describes component functions, disassembly and assembly, and maintenance reference values. Each major assembly is illustrated with technical diagrams that identify core components such as the radiator, oil cooler, fuel tank, and control valve sub-systems.

Specification and Performance Data

Specifications documented include fluid capacities, lifting charts for various arm and bucket combinations, and crawler belt tensioning data. The torque table lists 16.1 kgfm for standard M14 bolts in general applications, while critical pump shaft fasteners are specified at 3.9–4.4 kgfm. The control valve assembly requires 7 kgfm for the primary relief valve installation. Gear pump assembly connections utilize a 2.1–2.6 kgfm torque range. Maintenance and standard performance inspections are defined through objective reference values for hydraulic pressure, cylinder speed, and slew operation. Cylinder head bolt torque values are documented in a multi-stage sequence, with final-stage angles specified in the engine assembly data. Reference only — always consult a certified technician before performing service on this equipment. This official Takeuchi OEM workshop manual covers the 1998 TB025, TB030, and TB035 compact excavators, documenting engine, chassis, hydraulic, and structural specifications for all serial-number variants identified in the factory guide.