
Caterpillar 314D CR & 314D LCR Excavator XHR Service Manual
The Caterpillar 314D CR & 314D LCR Excavator XHR Service Manual is an essential resource for technicians and operators who want to maintain, repair, and optimize their Cat excavator’s performance. This manual provides complete step-by-step instructions, detailed diagrams, and factory specifications to ensure professional-level service.

This Manual Covers:
314D CR, 314D LCR (WLN, SSZ, XHR, C4.2 Engine).
Model: 314D CR, 314D LCR
Serial Number: WLN00001 – up (314D CR Machine)
Serial Number: SSZ00001 – up (314D LCR Machine)
Serial Number: XHR00001—up (314D LCR Machine)
Powered by C4.2 Engine
Manual Contents:
Disassembly and Assembly
Testing and Adjusting
Troubleshooting
Systems Operation
Torque Specifications
Specifications
Schematic
Other Models:
Prefix XHR, XHR00001 and up – Caterpillar Cat 314D CR and 314D XHR Excavator Service Repair Manual.
Prefix TXN – Caterpillar Cat 314D LCR Excavator Service Repair Manual
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- ⚙️ General Information and Safety Guidelines
Learn the basic operation and safety procedures required to use and maintain your Caterpillar 314D CR and 314D LCR Excavators safely.
✅ Operator safety symbols and warnings
✅ Machine identification and serial number locations
✅ Proper use of service tools and protective equipment
🔧 Disassembly and assembly Procedures
Detailed instructions guide you through the complete disassembly and reassembly of each major component.
✅ Boom, stick, and bucket removal
✅ Track and undercarriage service procedures
✅ Swing drive and travel motor disassembly
Caterpillar 314D CR/314D LCR Service Repair Manual PDF
🛠️ Engine System – C4.2 Engine Service
The Caterpillar C4.2 engine section provides all technical data and maintenance specifications.
✅ Engine overhaul and inspection
✅ Fuel injection and cooling system service
✅ Lubrication and oil pressure adjustments
⚡ Electrical and Hydraulic Systems
Ensure peak performance and precision by following detailed electrical and hydraulic system maintenance instructions.
✅ Hydraulic pump testing and calibration
✅ Electrical circuit diagrams and diagnostic codes
✅ Sensor inspection and replacement procedures
🧰 Power Train and Final Drive Maintenance
This section helps technicians troubleshoot and service the excavator’s transmission and drive components efficiently.
✅ Power shift transmission details
✅ Final drive disassembly and inspection
✅ Gear oil specifications and torque settings
Caterpillar 314D LCR & 314D CR Excavator XHR Repair Guide
- 📖 Schematics, Specifications & Torque Charts
- Keep your excavator running smoothly with factory-approved specifications and diagrams.
- ✅ Hydraulic and electrical schematics
- ✅ Fluid capacities and tightening torques
- ✅ Performance testing and calibration data
Caterpillar 314D CR & 314D LCR Excavator XHR Service Manual