Liebherr R934 Hydraulic Excavator Operators Service Repair Manual

PIN/Type – 647, 648, 649, 700, 731
Service Repair Manual: 1233 Pages
Operators Manual (SN 5001: 5405) – 176 Pages
Operators Manual (SN after 5406): 186 Pages
PIN/Type – 1550
Service Repair Manual: 1770 Pages
Operators Manual (Stage V Emission: worldwide version) – 432 Pages
Operators Manual (US & Canada version): 426 Pages
Operators Manual (Stage 4f Emission: worldwide version) – 424 Pages
Operators Manual (Stage 3A / 4f Emission: china version) – 386 Pages
PIN/Type – 1550 With Telescopic Attachment
Service Repair Manual: 1770 Pages
Operators Manual: 332 Pages
PIN/Type: 647, 648, 649, 700, 731, 1550, 1550 With Telescopic Attachment
Manuals: Operators Manual, Repair Manual

Table of Content – Liebherr R934 Hydraulic Excavator Type 1550 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
010.050 Special tool
010.060 Conservation guidelines
010.080 Material weights
020 Technical data
020.005 Technical data
030 Maintenance
030.005 Maintenance
030.010 Confirmation of maintenance
030.080 Adjustment checklist R934, R938 and R945
030.100 Preparations
030.105 Machine-specific data
030.110 Operating conditions
030.130 External setting sensors
030.140 Diesel engine
030.150 Servo control
030.160 Control elements
030.170 Board instruments
030.200 CPVP Working pump
030.210 DPVP Working pump
030.220 LH Working pump
030.240 Fan
030.250 Engine power (Powertest)
030.310 Proportional solenoid valves block 4850
030.330 E-valves
030.350 Secondary pressure relief valves
030.355 Secondary pressure relief valves, with telescopic attachment
030.370 High pressure circuit 1 (option)
030.380 Float position of the boom (option)
030.385 High pressure circuit 2 (option)
030.390 Primary pressure relief valve
030.395 Height-adjustable special boom (option)
030.500 Slewing motor
030.510 A4VG Slewing pump
030.520 DPVG slewing pump
030.600 Travel motors
030.710 Standby pressure
030.720 Secondary pressure relief valves
030.750 Working pressure
030.770 Start of movement
040 Drive group
040.020 Diesel engine D934 A7/ D944 A7
040.021 Diesel engine D924 A7-05
040.025 SCR exhaust treatment system
040.026 SCR exhaust gas treatment system
040.027 SCRF exhaust treatment system
040.028 SCRF exhaust gas treatment system
040.029 Exhaust system without exhaust gas treatment
040.030 Diesel exhaust fluid system
040.035 Fuel system
040.040 Air filter system
040.061 Coupling
050 Cooling system
050.010 Cooling unit
050.020 Fan drive
050.030 Reversible fan drive
060 Working hydraulics
060.001 List of hydraulic diagrams
060.005 Overview of hydraulic symbols
060.007 Colour code for lines in hydraulic schematics
060.010 Description of positive control system
060.050 Design of hydraulic system
060.060 Components list
060.070 Hydraulic schematic
060.100 Design of hydraulic system Valid for machines with DPVP working pump
060.110 Components list
060.120 Hydraulic schematic
060.200 Description of hydraulic circuit Valid for machines with LH working pump
060.210 Components list
060.220 Hydraulic schematic
060.910 Component list
060.920 Hydraulic schematic
070 Travel hydraulics
080 Hydraulic components
080.015 Hydraulic tank
080.019 Rotary group of axial piston pumps and motors
080.020 SL-SD regulator
080.024 CPVP double variable-displacement pump
080.025 DPVP double variable-displacement pump
080.027 A4VG slewing pump
080.029 Servo control pump
080.040 Fan pump
080.045 Gear pump of small flow circuit
080.047 Variable-displacement pump of the small flow circuit
080.050 Control valve block
080.055 Proportional solenoid valve block
080.076 Rotary connection 6x
080.080 Hydraulic differential cylinder
080.090 Accumulator
080.100 Line break safety valves of hoist cylinder
080.105 Line break safety valve of stick cylinder
080.110 Load-holding valve of bucket cylinder
080.200 Servo control unit
110 Electrical system
110.001 List of electrical diagrams
110.005 Overview of electrical symbols
110.006 Circuit diagrams in LIDOS
110.008 Overview of ground points
110.101 Operator’s cab – electrical diagrams
110.201 Uppercarriage – electrical diagrams
110.250 Uppercarriage – main cable set
110.310 Diesel engine environment – electrical diagrams
110.410 Diesel engine D924 – electrical diagrams
110.460 Diesel engine D9x4 A7 – electrical diagrams
120 Travel gearbox
120.050 Travel gearbox FAT
130 Travel gear
130.100 Arrangement of track components
130.210 List of the track components
130.410 Wear limits for the track components
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
130.900 Face seals
140 Steel parts of the basic machine
140.010 Repair welding guideline
140.100 Counterweight
150 Working attachment
150.010 Hydraulic cylinders
150.180 Load-holding valve for bucket cylinder
150.210 Bucket cylinder or grapple cylinder supply circuit
150.450 Stick extension on high pressure circuit
150.500 Telescopic attachment
150.800 Support blade
160 Cab, heating and air conditioning
160.021 Auxiliary heater
160.035 Heating and air conditioning unit
160.041 Air conditioning
170 Lubrication system
170.001 Repair of lubrication hose
170.005 Automatic central lubrication system
170.015 Central lubrication pump
170.025 Progressive distributor
180 Slewing gearbox and slewing ring
180.010 Slewing gearbox SAT
180.500 Slewing ring
180.600 Slewing ring: changing the grease
180.700 Slewing ring: draining water
190 Equipment and options
190.005 Tool control
190.010 High pressure circuit 1
190.030 High pressure circuit 2
190.040 Small flow circuit
190.050 Tool Management
190.060 Medium pressure circuit
190.075 Tiltrotator
190.077 Dual circuit tiltrotator
190.080 Hydraulically adjustable cab
190.100 Movement restriction for stick and movement restriction for boom
190.118 Float position of the boom
190.122 Preparation for hydraulic quick couplers from manufacturers
190.125 LIKUFIX hydraulic coupling system
190.135 Mowing bucket
190.140 Hydraulically adjustable undercarriage width
190.150 Generator
190.155 Watering device
190.160 Bypass filter
190.165 Return filter for hydraulic hammer
190.183 Clamp on undercarriage
190.185 Laterally adjustable boom
190.190 LiDAT remote diagnosis system (LiTU 3 – Master 5)
190.192 Remote diagnostic system (China)
190.195 Radio
190.210 Locking / enabling the machine
190.305 Electric fuel refuelling pump
190.323 Air flow reversal for radiator cleaning
190.400 Travel alarm system
190.430 Immobiliser
190.440 Video surveillance
200 Diagnosis
200.008 Update of the machine software (Master 5)
200.010 Connect SCULi diagnostic software (Master 5)
200.015 LiFT function (Master 5)
200.020 Service file (Master 5)
200.025 Reset Master (Master 5)
200.030 Machine software backup (Master 5)
200.100 Liebherr diagnosis tool LIDIA
200.150 SCR system check
200.260 CAN modules
200.300 Malfunctions
200.400 Addressing of side area camera
200.405 Troubleshooting for camera
200.420 Standalone display
200.600 SCULi – Wizard assistant
200.605 SCULi – working attachment adjustment
200.620 Replacing components