Liebherr R926 Classic Hydraulic Excavator Operators Service Repair Manual

Table of Content – Liebherr R926 Classic Hydraulic Excavator Type 1022, 1023, 1087, 1345 Manual

• Front page
• Contents
• Introduction
• 1 General information
  • 1.10: Safety instructions
  • 1.20: Standards and regulations
  • 1.50: Lubricants and operating fluids
  • 1.60: Conservation guidelines
• 2 Tools
  • 2.01: Special tools for maintenance and repair
  • 2.02: Special tools for Liebherr Diesel engines D 934 / D 936
  • 2.03: Special tool for the hydraulic system
  • 2.06: Special tools for electrical connectors
  • 2.08: Common tools
  • 2.12: Mounting tools for hydraulic cylinders
  • 2.14: Wrench for the slotted nut on the swing gear SAT
  • 2.15: Compression device for brake piston of gear SAT
  • 2.19: Tools for installing the slipring seals
  • 2.25: Tools for the dismantling of the hoist cylinder bolts
• 3 Technical data / Maintenance guidelines
  • 3.10: Technical data
  • 3.12: Technical data
  • 3.13: Technical data
  • 3.40: Confirming the service
  • 3.50: Control and maintenance chart
  • 3.70: Lubrication chart
• 4 Engine / Motor
  • 4.10: Technical data for LIEBHERR Engine Type: D 934 S A6
  • 4.26: Installation and check list for Diesel particle filter
  • 4.27: Liebherr Diesel particle filter (accessory kit)
  • 4.40: Datalogger
• 5 Coupling / Splitterbox
  • 5.10: Coupling
  • 5.30: Pump distribution gear – construction line DPVP
• 6 Hydraulic system
  • 6.01: Adjustment Check List
  • 6.67: Positive Control system
  • 6.68: Piloting table – Positive Control Classic
  • 6.69: Layout of hydraulic system
  • 6.70: Adjustment guidelines
  • 6.80: Hydraulic Schematics – Components List
  • 6.90: List of hydraulic schematics – Standard executions
• 7 Hydraulic components
  • 7.01: Hydraulic pump: Removal, installation, Start-up.
  • 7.11: Variable-displacement twin pump DPVP
  • 7.20: Hydraulic motors schedule
  • 7.21: FMF hydraulic fixed displacement motor
  • 7.29: Hydraulic variable displacement motor CMVE 108
  • 7.30: Hydraulic cylinders
  • 7.31: Presentation of the cylinders of the attachments
  • 7.32: Installations for pistons and piston nuts by hydraulic cylinders
  • 7.35: List of the hydraulic cylinders (R 926 Classic)
  • 7.45: Regulating and servo oil unit
  • 7.46: Logical block
  • 7.51: 2-way servo control
  • 7.55: 4-way servo control (working functions)
  • 7.56: Hydraulic pilot control device with 2 pedals and damping system
  • 7.75: 1-way rotary connection
  • 7.78: 6-way rotary connection
  • 7.83: Pressure Relief Valve pilot controlled, with pressure cut in
  • 7.84: Shockless Pressure Relief Valve
• 8 Electrical system
  • 8.10: Construction of the electrical system
  • 8.20: LIDIS
  • 8.30: Monitoring display V4.57.X and V4.58.X
  • 8.40: Control unit S2
  • 8.80: Component list – Electrical diagrams
  • 8.90: List of electrical diagrams – Standard execution
• 9 Swing gear
  • 9.10: Swing gear «SAT»
  • 9.20: Swing brake / Positioning brake
• 10 Swing ring
  • 10.10: Swing ring
• 11 Travel gear
  • 11.10: Gear types schedule
  • 11.15: Technical data of the travel gears
  • 11.35: Travel gear FAT of construction line P(c)
  • 11.40: Removing and reinstalling the travel gears FAT
  • 11.45: Installation and dismantling of the travel gear motor
  • 11.75: Slipring seals
• 12 Track components
  • 12.10: Track components of crawler excavators
  • 12.24: List of the track components on R 926 Classic
  • 12.30: Wear on the track components
  • 12.32: Wear limits for chains
  • 12.35: Wear limits for rollers
  • 12.38: Wear limits for guide & sprocket wheels
  • 12.40: Removal, installation of track components
  • 12.51: Spring tension units – technical data
  • 12.55: Spring tension unit preassembled
  • 12.58: Tension unit and guide wheel unit
  • 12.70: Track roller
  • 12.75: Carrier roller (supported on one side)
  • 12.80: Slipring seals
• 16 Options
  • 16.20: Additional attachment AHS 11 with Tool Control
  • 16.24: Additional attachment AHS 12 with Tool Control
  • 16.28: Rotating device (AS2)
  • 16.30: Refuelling pump
  • 16.40: Overload warning system
  • 16.48: Stick and hoist cylinder shut-down
  • 16.91: List of diagrams
  • Hydraulic schematic
  • Electrical schematic
  • (Page -1)
• 17 Cab / Heater / Air conditioning system
  • 17.30: Auxiliary heating D5WS
  • 17.50: Heating and air-conditioning system
• 18 Central lubrication
  • 18.05: The centralized lubrication system
  • 18.30: Research of breakdowns and propositions of solutions
  • 18.51: Lubrication pump
  • 18.61: Progressive distributor SX-E
  • 18.66: Progressive distributor MX-F
  • 18.81: Lube hoses repair instructions