This is the Terex shop manual for the TXC 175LC-1 hydraulic excavator, publication 023-00082E, for machines with serial number 30001 and up. The excavator runs a DB58TIS engine, and this 652 page manual is the full factory service reference for it.
Sections cover safety, machine specifications, general maintenance and standard torques, the upper structure and cab, lower structure and undercarriage, engine and drive train, the complete hydraulic system, the electrical system, and the boom, arm, and bucket attachments. Pressure settings, torque charts, and troubleshooting procedures are included throughout.
Independent mechanics and owners use this PDF to diagnose hydraulic power loss, set relief and pilot pressures, service the travel and swing motors, adjust track tension, and rebuild the main control valve. It is the same procedure set a Terex dealer technician would follow.
What's Inside This Manual
| System | Pages | Key Topics |
|---|---|---|
| Safety | California Proposition 65, Mounting and Dismounting, Fuel, Oil and Hydraulic Fluid Fire Hazards, Asbestos Dust Hazard Prevention, Emergency Exit, High-Voltage Cables | |
| Specifications | General Dimensions, Working Range, General Specifications, Engine Performance Curves, Approximate Weight of Workload Materials, Performance Tests | |
| General Maintenance | Welding Precautions and Guidelines, Hydraulic System - General Precautions, Maintenance Service and Repair Procedure, Cleaning and Inspection, Bearing Inspection | |
| Standard Torques | Torque Values for Standard Metric Fasteners, Torque Values for Standard U.S. Fasteners, Torque Values for Hose Clamps, Torque Values for Split Flanges | |
| Upper Structure | Cab Removal and Installation, Counterweight Removal and Installation, Fuel Tank Removal and Installation, Fuel Transfer Pump Replacement, Swing Bearing Maintenance | |
| Lower Structure and Chassis | Track Tension, Track Shoes and Links Removal, Front Idler Roller Disassembly, Lower Roller Reassembly, Upper Roller Removal, Track Spring and Track Adjusting Cylinder | |
| Engine and Drive Train | Air-Conditioner Refrigerant Circulation, Drive Coupling (Main Pump) Installation, Air-Conditioner Troubleshooting, Air-Conditioner Refrigerant System Repairs | |
| Hydraulics | Hydraulic System Troubleshooting, Pilot Pressure Adjustment, Power Mode Valve Adjustments, Boom/Front Priority Valve, Pressure Up Valve, Pump Input Power Control | |
| Electrical System | Electric Supply System, Engine Starting Circuit, Engine Preheating System, Engine Stop System, Charging System, Monitoring System | |
| Attachments | Front Attachment Pin Specifications, Arm Removal Procedure, Boom Removal Procedure, Arm Installation Procedure, Boom Installation Procedure, Bucket Tooth Inspection and Replacement |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Standard Metric Fastener Torque (M8 x Std, Grade 8.8) | 1.90 kg•m (13.74 ft lb) | p. 85 |
| Hydraulic System Hose Clamp Torque (Worm Drive - Under 44 mm) | 0.5 - 0.6 kg•m (40 - 50 in lb) | p. 89 |
| Swing Relief Valve Setting Pressure (TXC175LC-1) | 280 kg/cm2 (3,980 psi) | p. 233 |
| Pilot Pressure @ Pump (Minimum Speed Setting) | 40 ±5 bar (580 ±73 psi) | p. 236 |
| Travel Motor Rated Torque | 2,400 kg•m (17,360 ft lb) | p. 339 |
| Main Control Valve Relief Valve Setting (normal, travel) | 330 kg/cm2 (4686 psi) | p. 467 |
| Air filter cleaning interval | every 500 hours | p. 193 |
| Fuel Tank Capacity | 280 liters (74 U.S. gal) | p. 55 |
| Hydraulic System Capacity | 220 liters (58 U.S. gal) | p. 55 |
| Engine Power (TXC 175LC-1) | 120 ps @ 1,950 rpm (118 hp @ 1,950 rpm) | p. 58 |
| Engine Max. Torque (TXC 175LC-1) | 46 kg•m @ 1,600 rpm (333 ft lb @ 1,600 rpm) | p. 58 |
| Main Relief Pressure (normal operation) | 320 kg/cm3 (4,550 psi) | p. 62 |
