Caterpillar CAT 725 Articulated Dump Truck Service Repair Manual

Caterpillar CAT 725 Articulated Dump Truck Service Repair Manual

Type: 725 Articulated Dump Truck

Caterpillar CAT 725 Articulated Dump Truck Service & Repair Manual (3T900001 and Up)

The Caterpillar CAT 725 Articulated Dump Truck, identified by the serial number range 3T900001 and up, is an essential heavy-duty machine in construction, mining, and large-scale earthmoving projects. This guide will provide a detailed, technical overview of servicing, repair procedures, and maintenance schedules for the CAT 725 to ensure its longevity, operational efficiency, and safety.

Table of Contents

Disassembly and Assembly
General Service Information
Operation and Maintenance Manual
Schematic
Specifications
Systems Operation
Testing and Adjusting
Troubleshooting

Specifications and Key Features

The Caterpillar CAT 725 is engineered for rough terrains and demanding workloads, with the following key specifications:

• Engine Model: Cat® C11 ACERT™
• Gross Power: 314 hp (234 kW)
• Transmission: 6-speed power-shift transmission
• Maximum Payload: 26.5 tons (24 metric tons)
• Top Speed: 34 mph (54 km/h)
• Fuel Capacity: 126 gallons (475 liters)

These specifications make the CAT 725 well-suited for high-demand applications, providing reliability and performance under various working conditions.

Engine Maintenance

The Caterpillar C11 ACERT™ engine is the power core of the CAT 725, designed for endurance and efficiency. Regular maintenance ensures consistent performance and prolongs engine life.

Key Maintenance Procedures

• Oil Change: Recommended every 500 operating hours using Cat DEO-ULS or equivalent. Verify correct viscosity for the climate.
• Air Filter Replacement: Replace filters every 250 hours or as needed. Clean filter housings before installing new filters.
• Fuel Filter Replacement: Replace fuel filters every 500 hours. Inspect for leaks in the fuel lines and replace worn seals as necessary.
• Valve Adjustment: Check valve clearances every 1000 hours. Ensure valves operate smoothly without excessive clearance or wear.