Liebherr R926 Compact Hydraulic Excavator Operators Service Repair Manual

Table of Content – Liebherr R926 Compact Hydraulic Excavator Type 1298 & 1299 Manual

• Service manual
• Preface
• Contents
• 010 Introduction
  • 010.010 Additions and updates in the service manual
  • 010.020 Safety warnings
  • 010.025 Standards and regulations
  • 010.028 Tightening torques for pressure relief valves
  • 010.032 Tightening torques for fittings
  • 010.050 Special tools for maintenance and repair
  • 010.051 Special tools for the hydraulic system
  • 010.052 Special tools for electrical connectors
  • 010.053 Special tools for Diesel engines
  • 010.054 Special tools for gears
  • 010.060 Conservation guidelines
  • 010.080 Material weights
• 020 Technical data
  • 020.005 Technical data
• 030 Maintenance
  • 030.001 Sampling oils and coolant for analysis
  • 030.005 Maintenance and inspection schedule
  • 030.057 Confirmation of maintenance
  • 030.060 Adjustment check list and procedure (from software version 114)
  • 030.061 Adjustment check list and procedure (from software version 129)
  • 030.062 Adjustment check list and procedure (from software version 133)
  • 030.063 Adjustment check list and procedure (from software version 156)
  • 030.065 Adjustment check list and procedure (from software version 117)
  • 030.066 Adjustment check list and procedure (from software version 133)
  • 030.067 Adjustment check list and procedure (from software version 156)
  • 030.070 Adjustment check list and procedure (from software version 103)
  • 030.071 Adjustment check list and procedure (from software version 114)
  • 030.072 Adjustment check list and procedure (from software version 129)
  • 030.073 Adjustment check list and procedure (from software version 133)
  • 030.080 Adjustment check list and procedure (from software version 103)
  • 030.081 Adjustment check list and procedure (from software version 114)
  • 030.082 Adjustment check list and procedure (from software version 129)
  • 030.083 Adjustment check list and procedure (from software version 133)
  • 030.090 Automatic compensation of regulation solenoid valves for 10854682_103 to 108
• 040 Drive group
  • 040.020 Diesel particle filter
  • 040.030 Coupling
  • 040.040 DPVP pump distributor gear
• 050 Cooling system
  • 050.010 Cooling system
• 060 Working hydraulics
  • 060.001 List of hydraulic diagrams
  • 060.005 Overview of hydraulic symbols
  • 060.010 Description of the Positive Control system
  • 060.020 Depressurising a hydraulic system
  • 060.028 Description of the hydraulic system
  • 060.030 Components list
  • 060.032 Hydraulic schematic
  • 060.034 Hydraulic schematic (with dozer blade)
  • 060.038 Description of the hydraulic system
  • 060.040 Components list
  • 060.042 Hydraulic schematic
  • 060.048 Description of the hydraulic system
  • 060.050 Components list
  • 060.052 Hydraulic schematic
  • 060.055 Hydraulic schematic (with dozer blade)
  • 060.058 Description of the hydraulic system
  • 060.060 Components list
  • 060.065 Hydraulic schematic
• 080 Hydraulic components
  • 080.010 List of the hydraulic components
  • 080.015 Rotary group for axial piston pumps and motors
  • 080.025 Double variable-displacement pump CPVP
  • 080.030 Double variable-displacement pump DPVP
  • 080.050 SL-SD regulator
  • 080.150 Variable-displacement pump MVP
  • 080.160 Servo control pump
  • 080.170 Pump for distribution gear oil cooling
  • 080.175 Gear pumps AZP
  • 080.180 Gear pumps AP 212
  • 080.185 Gear pumps PHP
  • 080.200 Control oil unit
  • 080.209 Pressure accumulator
  • 080.220 Pilot control unit / joystick
  • 080.230 Pilot control unit / travel pedal
  • 080.240 Pilot control unit / lateral double pedal
  • 080.303 Axial piston hydraulic motor MT45
  • 080.305 FMF hydraulic motor – line B
  • 080.310 CMVE travel motor
  • 080.315 FMV travel motor
  • 080.320 Travel brake valve (motor type FMV)
  • 080.400 1-way rotary connection
  • 080.410 6-way rotary connection
  • 080.415 7-way rotary connection
  • 080.500 Pressure relief valves
• 110 Electrical system
  • 110.001 List of electrical diagrams
  • 110.005 Overview of electrical symbols
  • 110.010 Operator’s cab – arrangement of electrical components
  • 110.021 Operator’s cab – electrical diagrams
  • > XS23
  • 110.030 Operator’s cab – electrical diagrams
  • 110.200 Uppercarriage – arrangement of electrical components
  • 110.220 Uppercarriage – electrical diagrams
  • 110.300 Uppercarriage – arrangement of electrical components
  • 110.320 Uppercarriage – electrical diagrams
  • 110.400 Uppercarriage – arrangement of electrical components
  • 110.420 Uppercarriage – electrical diagrams
  • 110.500 Uppercarriage – arrangement of electrical components
  • 110.520 Uppercarriage – electrical diagrams
  • 110.680 Diesel engine D834 – electrical diagrams
  • 110.700 Liebherr Diesel engine – arrangement of electrical components
  • 110.720 Diesel engine D934 – electrical diagrams
  • 110.741 Diesel engine D936 – electrical diagrams
• 120 Travel gearbox
  • 120.005 List of travel gear mechanisms
  • 120.010 Travel gear mechanism – line P(c)
  • 120.015 Travel gear mechanism – line P(r)
  • 120.020 Travel brakes
  • 120.200 Adjusting the secondary pressure-relief valves for travel gear movements (motor type CMVE)
  • 120.210 Adjusting the secondary pressure-relief valves for travel gear movements (motor type FMV)
• 130 Travel gear
  • 130.100 Arrangement of track components
  • 130.210 List of the track components
  • 130.220
  • 130.230 List of the track components
  • 130.400 Wear on the track components
  • 130.410 Wear limits for the track components
  • 130.450 Identification of the crawler chain type
  • 130.500 Track complete
  • 130.530 Repair of a track
  • 130.600 Tension unit complete
  • 130.630 Idler-wheel
  • 130.650 Grease tensioner
  • 130.700 Monoblock tensioner
  • 130.750 Preassembled spring tensioner
  • 130.800 Track roller
  • 130.850 Carrier roller supported on one side
  • 130.860 Carrier roller supported on both sides
  • 130.900 Face seals
• 140 Steel parts of the basic machine
  • 140.010 Repair welding guideline
• 150 Working attachment
  • 150.010 Hydraulic cylinders
  • 150.050 Adjustment of the movements of the working attachment
  • 150.090 Stick and hoist cylinder shut-down
  • 150.095 Stick cylinder protection (damping)
  • 150.105 Regeneration and line break safety valve for hoist cylinder
  • 150.112 Line break safety valve for adjustable boom cylinder
  • 150.115 Regeneration and line break safety valve for stick cylinder
  • 150.120 Line break safety valve for stick cylinder
  • 150.350 Preparation for third party hydraulic quick coupler
  • 150.400 Removing and installing the stick to the boom
  • 150.800 Dozer blade
• 160 Cab, heating and air conditioning
  • 160.055 Air conditioning unit: design and function
  • 160.060 Air conditioning unit: malfunctions
  • 160.065 Air conditioning unit: maintenance
  • 160.070 Air conditioning unit: repair
  • 160.100 Hydraulically adjustable cab
  • 160.105 Auxiliary heater
• 170 Lubrication system
  • 170.010 Central lubrication system
  • 170.020 Troubleshooting
  • 170.030 Lubrication pump
  • 170.040 Progressive distributor SXE-2
  • 170.050 Progressive distributor MX-F
  • 170.060 Installing and repairing lubrication hoses
• 180 Slewing gearbox and slewing ring
  • 180.010 Slewing gear mechanism SAT
  • 180.050 Slewing ring
• 190 Equipment and options
  • 190.015 High pressure circuit 1
  • 190.035 High pressure circuit 2
  • 190.055 Small flow circuit
  • 190.060 Medium pressure circuit (AS2)
  • 190.075 Tiltrotator
  • 190.079 Hydraulically adjustable cab
  • 190.100 Stick and hoist cylinder shut-down
  • 190.112 Hoist cylinder protection
  • 190.115 Stick cylinder protection (damping)
  • 190.120 Hydraulic quick change system
  • 190.122 Preparation for third party hydraulic quick coupler
  • 190.125 Likufix hydraulic coupling system
  • 190.127 Tool Management
  • 190.130 Line break safety valve for attachment cylinders
  • 190.155 Watering device
  • 190.160 Bypass filter
  • 190.165 Hydraulic hammer return filter
  • 190.170 Changing over the control
  • 190.172 Bypass to open the shear
  • 190.175 Slewing gear brake (pedal)
  • 190.178 Flow distributor
  • 190.180 Special working attachments and tools
  • 190.185 Adjustable boom
  • 190.190 LiDAT remote diagnosis system (LiTU 2 – Master 4)
  • 190.195 Radio
  • 190.200 Headlights and beacon
  • 190.305 Electric refuelling pump
  • 190.320 Pre-heating
  • 190.323 Activating the airflow reversal for cleaning the cooler
  • 190.325 Activating the reverse air jet for cleaning the cooler
  • 190.327 Tropical execution
  • 190.328 Auxiliary heater
  • 190.400 Travel alarm
  • 190.410 Screen wiper
  • 190.415 Overload warning system
  • 190.430 Immobiliser
  • 190.440 Video surveillance
• 200 Diagnosis
  • 200.005 Updating the machine software (Master 4)
  • 200.050 Recording error messages of master module
  • 200.070 Incompatibilities of the options
  • 200.200 CAN data transmission
  • 200.260 CAN input and output modules
  • 200.270 Addressing of CAN modules
  • 200.405 Troubleshooting for camera
  • 200.410 Display
  • 200.505 Connection to Sculi
  • 200.530 Sculi – access to the variables
  • 200.600 Sculi – Wizard utility