Liebherr R956 Hydraulic Excavator Operators Service Repair Manual

PIN/Type – 1270, 1271, 1358, 1392, 1586
Service Repair Manual: 2464 Pages
Operators Manual (Worldwide Version): 332 Pages
Operators Manual (US & Canada version): 322 Pages
PIN/Type – 1476, 1728
Service Repair Manual: 3346 Pages
Operators Manual (Stage IV / V Emission: worldwide version) – 442 Pages
Operators Manual (US & Canada version): 392 Pages
Operators Manual (Stage 3A Emission: worldwide version) – 406 Pages
PIN/Type: 1270, 1271, 1358, 1392, 1586, 1476, 1728
Manuals: Operators Manual, Repair Manual

Table of Content – Liebherr R956 Hydraulic Excavator Type 1270, 1271, 1358, 1392, 1586 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
030.010 Maintenance and inspection schedule
030.057 Confirmation of maintenance
030.060 Adjustment check list and procedure (from software version 103)
030.065 Adjustment check list and procedure (from software version 106)
030.070 Adjustment check list and procedure (from software version 001)
040 Drive group
040.025 SCR system
040.030 Coupling
040.045 LPV 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
060.020 Depressurising a hydraulic system
060.028 Description of the hydraulic system
060.030 Components list
060.032 Hydraulic schematic – backhoe bucket attachment
060.035 Hydraulic schematic – bottom dump shovel attachment
060.058 Description of the hydraulic system
060.060 Components list
060.063 Hydraulic schematic – backhoe bucket attachment
060.064 Hydraulic schematic – backhoe attachment
060.070 Hydraulic schematic – bottom dump shovel attachment
060.071 Hydraulic schematic – shovel attachment
060.075 Hydraulic schematic – backhoe bucket attachment
060.076 Hydraulic schematic – backhoe attachment
060.080 Hydraulic schematic – bottom dump shovel attachment
080 Hydraulic components
080.010 List of the hydraulic pumps
080.015 Rotary group for axial piston pumps and motors
080.040 LPV variable-displacement pump
080.055 LR-SD-DA regulator
080.100 Variable-displacement pump A4 VG
080.170 Pump for distribution gear oil cooling
080.175 Gear pumps AZP
080.200 Control oil unit
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 A
080.315 FMV travel motor
080.320 Travel brake valve (motor type FMV)
080.400 1-way rotary connection
080.405 5-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
110.030 Operator’s cab – electrical diagrams
110.070 Operator’s cab – arrangement of electrical components
110.071 Operator’s cab – electrical diagrams
110.200 Uppercarriage – arrangement of electrical components
110.210 Uppercarriage – electrical diagrams
110.400 Uppercarriage – arrangement of electrical components
110.420 Uppercarriage – electrical diagrams
53-1
110.550 Uppercarriage – main cable set
110.700 Liebherr Diesel engine – arrangement of electrical components
110.740 Diesel engine D936 – electrical diagrams
110.760 Liebherr Diesel engine – arrangement of electrical components
110.780 Diesel engine D9508 – electrical diagrams
SCHALTPLAN ELEKTRIK
INHALTSVERZEICHNIS
EINBAULAGE ELEKTRISCHE BAUTEILE
EINBAULAGE ELEKTRISCHE BAUTEILE
MOTOR ÜBERSICHT
MOTORSTEUERGERÄT
MOTORSTEUERGERÄT
MOTORSTEUERGERÄT
MOTORSTEUERGERÄT
LICHTMASCHINE, ANLASSER
ÖLDRUCKGEBER, KRAFTSTOFFDRUCKGEBER,
RAILDRUCKGEBER 1-2
LADELUFTTEMPERATURGEBER, KÜHLWASSERTEMPERATURGEBER
MENGENREGELVENTIL, TAKTVENTIL
DREHZAHLGEBER 1, PHASENGEBER
EINSPRITZDÜSEN ZYL. 1-4
EINSPRITZDÜSEN ZYL. 5-8
HEIZFLANSCH MIT MASSE 1-2
ZEICHENERKLÄRUNG
BMK-VERZEICHNIS
120 Travel gearbox
120.005 List of travel gear mechanisms
120.015 Travel gear mechanism – line P(r)
120.020 Travel brakes
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 R956 – R960
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
130.750 Preassembled spring tensioner
130.770 Two-loose-spring tensioner
130.800 Track roller
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
150.090 Stick and hoist cylinder shut-down
150.095 Stick cylinder protection (damping)
150.100 Regeneration and dine break safety valve for hoist cylinder
150.115 Regeneration and 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
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
190.010 High pressure circuit 1
190.030 High pressure circuit 2
190.050 Bottom dump shovel control
190.065 Medium pressure circuit (AS2)
190.080 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
190.127 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)
190.180 Special working attachments and tools
190.190 LiDAT remote diagnosis system (LiTU 2 – Master 4)
190.195 Radio
190.200 Headlights and beacon
190.310 Electric refuelling pump
190.320 Pre-heating
190.325 Activating the reverse air jet for cleaning the cooler
190.327 Tropical execution
190.330 Auxiliary heater
190.400 Travel alarm
190.410 Screen wiper
190.415 Overload warning system
190.430 Immobiliser
190.440 Video surveillance
190.460 Pressure cut-off (DA)
200 Diagnosis
200.005 Updating the machine software (Master 4)
200.050 Recording error messages of master module
200.070 Incompatibility of functions
200.072 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