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Komatsu PC340 PC340LC PC340NLC-6K Excavator Service Manual PDF

Komatsu PC340 PC340LC PC340NLC-6K Excavator Service Manual PDF

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KOMATSU
Komatsu PC340 PC340LC PC340NLC-6K Excavator • Service Manual

Complete shop manual for the Komatsu PC340-6K, PC340LC-6K, and PC340NLC-6K hydraulic excavators, covering serial numbers K32001 and up and K34001 and up. This manual provides everything a technician needs to service, repair, and overhaul all major systems including the hydraulic system, undercarriage, engine, swing machinery, and work equipment. Delivered instantly as a fully searchable PDF compatible with any device.

  • Adobe Acrobat (PDF) format
  • Fully searchable
  • Easily print any or all content
  • Everything needed to repair & maintain your machine
  • Troubleshooting instructions, wiring diagrams, and reference material
Models Covered
  • Komatsu PC340-6K (Serial No. K32001 and up, K34001 and up)
  • Komatsu PC340LC-6K (Serial No. K32001 and up, K34001 and up)
  • Komatsu PC340NLC-6K (Serial No. K32001 and up, K34001 and up)
Table of Contents
  • 01 - General
  • 10 - Structure and Function
  • 20 - Testing and Adjusting
  • 30 - Disassembly and Assembly
  • 40 - Maintenance Standard
  • 90 - Others
What's Included
  • Complete engine procedures for the Komatsu PC340 PC340LC PC340NLC-6K
  • Hydraulic pump, control valve, and pressure testing
  • Hydraulic cylinder removal, seal replacement, and rebuild
  • Boom, arm, and bucket linkage service
  • Swing motor, swing bearing, and slew ring procedures
  • Travel motors, track adjustment, and undercarriage service
  • Electrical system, controller, and fault code diagnostics
  • Scheduled maintenance intervals and lubrication points
  • Specifications and torque values for the Komatsu PC340 PC340LC PC340NLC-6K
  • Wiring and hydraulic diagrams
Features
  • Searchable and printable PDF
  • High-resolution diagrams and schematics
  • Works on PC, Mac, tablet, and mobile devices
  • Important: This is a digital PDF manual. No paper book will be provided.
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Frequently Asked Questions
Q: Which Komatsu PC340 PC340LC PC340NLC-6K Excavator models does this manual cover?
A: It covers the Komatsu PC340-6K (Serial No. K32001 and up, K34001 and up), Komatsu PC340LC-6K (Serial No. K32001 and up, K34001 and up) and Komatsu PC340NLC-6K (Serial No. K32001 and up, K34001 and up).
Q: What sections does the Komatsu PC340 PC340LC PC340NLC-6K Excavator manual contain?
A: It has 6 main sections: 01 - General; 10 - Structure and Function; 20 - Testing and Adjusting; 30 - Disassembly and Assembly; 40 - Maintenance Standard; 90 - Others.
Q: What repair and service procedures does the Komatsu PC340 PC340LC PC340NLC-6K Excavator manual cover?
A: The listing covers: Complete engine procedures for the Komatsu PC340 PC340LC PC340NLC-6K; Hydraulic pump, control valve, and pressure testing; Hydraulic cylinder removal, seal replacement, and rebuild; Boom, arm, and bucket linkage service; Swing motor, swing bearing, and slew ring procedures; Travel motors, track adjustment, and undercarriage service; Electrical system, controller, and fault code diagnostics; Scheduled maintenance intervals and lubrication points; Specifications and torque values for the Komatsu PC340 PC340LC PC340NLC-6K; Wiring and hydraulic diagrams.
Q: Does the Komatsu PC340 PC340LC PC340NLC-6K Excavator manual include wiring diagrams?
A: Yes. The listing includes wiring and hydraulic diagrams.
Q: Does the Komatsu PC340 PC340LC PC340NLC-6K Excavator manual list torque specifications?
A: Yes. The listing includes specifications and torque values for the Komatsu PC340 PC340LC PC340NLC-6K.
Q: Can I use it to diagnose faults on the Komatsu PC340 PC340LC PC340NLC-6K Excavator?
A: Yes. The listing includes electrical system, controller, and fault code diagnostics.
Q: Does it include maintenance schedules and service intervals?
A: Yes. The listing includes scheduled maintenance intervals and lubrication points.
Q: Is this the right manual for my Komatsu PC340 PC340LC PC340NLC-6K Excavator?
A: It is the right manual if your machine is one of the models listed under Models Covered. If you are not sure, message us with your model and year and we will point you to the correct listing.
Q: How do I receive this manual?
A: You receive a download link by email immediately after purchase. No physical item is shipped. The PDF works on any PC, Mac, tablet, or phone with free Adobe Acrobat Reader.
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DAL Manuals is an independent digital manual supplier. Brand names and model designations are used only to identify manual compatibility. DAL Manuals is not affiliated with, endorsed by, or sponsored by any manufacturer named on this page.
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