Drott 120C Excavator Service Manual

$24.99

  • Covers Drott 120C Crawler Excavator
  • P/N S406208M2
  • 186 pages
  • Downloadable PDF format
  • 31mb file size
  • Works with Windows/Mac/Tablet/Mobile

The Drott 120C Service Manual PDF includes over 180 pages of technical specifications, step-by-step instructions, illustrations and schematics to guide mechanics through mechanical, electrical and hydraulic repairs. The service manual was digitally reproduced from the original dealer manual into a clear, searchable PDF format and is ideal for mechanics repairing or overhauling the Drott 120C excavator. This manual can be downloaded instantly to your computer, tablet or smartphone.

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Topics:

GENERAL INFORMATION

  • Torque Specs

SCHEDULED PREVENTIVE MAINTENANCE

  • Lubricant and Fluid Recommendations
  • Component Capacities
  • Pressure Settings
  • Maintenance Schedule
  • Service Chart
  • Pictorial Listing of Grease Fitting Locations

UNDERCARRIAGE

  • Description, Maintenance and Troubleshooting
  • Carbody and Turntable Bearing
  • Track Assemblies
  • Track Drive Assemblies
  • Disassembly and Repair
  • General Cleaning Instructions
  • Upper Track Rollers
  • Lower Track Rollers
  • Idler Wheel Assembly
  • Digging Brake
  • Track Drive Transmission

UPPERSTRUCTURE

  • Description, Maintenance and Troubleshooting
  • Pump Drive System
  • Swing System
  • Boom Assembly
  • Disassembly and Repair
  • Pump Drive Transmission and Clutch
  • House Brakes
  • Swing Gearbox
  • Turntable Bearing Replacement
  • Boom Removal

ELECTRICAL SYSTEM

  • Description, Maintenance and Troubleshooting
  • The Charging System
  • Control Circuits
  • Lights and Instrument Circuits
  • Disassembly and Repair
  • Wiring Diagram

HYDRAULIC SYSTEM

  • Description, Maintenance and Troubleshooting
  • Hydraulic Schematic
  • Introduction to Hydraulics
  • General Description and System Maintenance
  • Hydraulic Reservoir and Supercharge System
  • Hydraulic System Flushing and Troubleshooting
  • Main Hydraulic System
  • Pilot Control System
  • Auxiliary System
  • Track Drive Circuit
  • Tool Cylinder Circuit
  • Swing Circuit
  • Crowd Cylinder Circuit
  • Hoist Cylinder Circuit (includes Fast Hoist Circuit)
  • Pump Drive Clutch Circuit
  • Counterweight System
  • Disassembly and Repair
  • Hydraulic Reservoir
  • Main Pumps
  • Main Control Valves
  • Power Sensing Valve
  • Hydraulic Filters (In-line)
  • Charging Pump
  • Modulator Valves
  • Swing Cushion Valve
  • Swing Motors
  • Tool, Crowd and Hoist Cylinders
  • Fast Hoist Control Valve
  • Track Drive Motors
  • Hydraulic Swivel
  • Counterweight Control Valve
  • Counterweight Cylinders
  • Clutch Cylinder

Example Service Manual PDF Download

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SKU: DRT-120C-SM Categories: , Tags: ,

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