(CAT) Caterpillar 340 EXCAVATOR WDN – PDF

This official Caterpillar Electrical and Hydraulic Schematic Manual is for the 340 Excavator with Serial Number prefix WDN. It provides complete factory-verified diagrams and schematics for all electrical and hydraulic systems, ensuring precise troubleshooting, servicing, and repair. The electrical section includes wiring diagrams, harness layouts, fuses, relays, switches, sensors, and control modules. The hydraulic schematics detail pumps, motors, valves, cylinders, hose routing, and fluid flow paths, supporting efficient maintenance and minimizing downtime. With Caterpillar’s precise schematics and clear illustrations, this manual is an essential resource for technicians, engineers, and owners maintaining the 340 Excavator.

Includes ALL DIAGRAMS & PICTURES for 340 EXCAVATOR WDN
Format: PDF
Language: English
Download Instructions: PDF will be delivered to your email after purchase