Liebherr A920 Standard Hydraulic Excavator Operators Service Repair Manual

PIN/Type – 1179
Service Repair Manual: 2362 Pages
Operators Manual: 334 Pages
PIN/Type – 1185
Service Repair Manual: 3154 Pages
Operators Manual (US & Canada version): 390 Pages
Operators Manual (Worldwide Version): 386 Pages
PIN/Type: 1179, 1185
Manuals: Operators Manual, Repair Manual

Table of Content – Liebherr A920 Standard Hydraulic Excavator Type 1179 Manual

Book I Chapter 010 – 200
000.002 Preface
010 Introduction
010.005 Standards and regulations
010.010 New features and changes
010.020 Safety instructions
010.032 Tightening torques for fittings
010.043 Installation instructions: Mounting clamping nuts
010.050 Special tools, general
010.051 Special tools for hydraulic system
010.052 Special tools for electrical equipment
010.053 Special tools for diesel engines
010.055 Special tools for slewing gearbox
010.056 Mounting device for multi-disc brake
010.058 Special tools for axles (ZF)
010.070 Preservation guidelines
010.071 Conservation of hydraulic cylinders
020.013 Technical data A 920 Standard
030 Maintenance
030.001 Fuels, lubricants and process chemicals
030.002 Filling quantities
030.010 Oil sampling for analysis
030.013 Inspection and maintenance schedule
030.020 Maintenance tasks – preparation
030.021 Maintenance of diesel engine
030.022 Maintenance of cooling system
030.023 Maintenance of hydraulic system
030.024 Maintenance of electrical system
030.025 Maintenance of transmission
030.026 Maintenance of axles
030.027 Maintenance of basic machine steel components
030.028 Maintenance of attachment
030.029 Maintenance of operator’s cab and heating system
030.030 Maintenance tasks – lubrication system
030.031 Maintenance tasks – slewing gear mechanism / slewing ring
030.045 Information on check and adjustment task
030.057 Checking and adjusting tasks for A 920 Standard
040 Drive group
040.010 Technical data of diesel engine
040.012 Technical data, diesel engine
040.020 Liebherr – diesel engine D934 A7 129 kW
040.021 Liebherr – diesel engine D934 A7 140kW – 175kW
040.022 D 834 diesel engine
040.031 Fuel system
040.033 Air filter unit
040.034 Air filter system
040.035 Exhaust gas system
040.060 Coupling
040.065 Liebherr diesel particulate filter
040.066 Liebherr diesel particle filter
040.070 Pump distributor gear
050 Cooling system
050.010 Cooling unit
050.020 Fan control
050.032 Reversible fan control
060 Working hydraulics
060.001 Overview of hydraulic symbols
060.002 Colour code of hydraulic schematics
060.003 Reducing pressure in the hydraulic system
060.005 Design of hydraulic system
060.011 Component list – hydraulic schematic
060.030 Component list – support options
070 Travel hydraulics
070.066 DMVA travel motor with EL/DA regulation
080 Hydraulic components
080.016 Hydraulic tank
080.020 Putting into service hydraulic pumps
080.021 DPVO variable-displacement pump
080.025 DPVP 108 double variable-displacement pump
080.040 Control oil unit
080.045 Servo control unit, 4 x (working functions)
080.050 LSC control block
080.052 Auxiliary control axle medium pressure circuit
080.053 Auxiliary control axle AHS1 (high pressure circuit)
080.054 Auxiliary control axle AHS11 (high pressure circuit)
080.055 LSC pilot plate
080.059 Check for leak oil at control valve blocks
080.072 Slewing gear motor
080.075 Rotary connection 13x
080.080 Hydraulic differential cylinder
080.090 Accumulator
080.100 Line break safety valve
090 Steering system
090.010 Hydraulic steering system
090.020 Joystick steering
100 Brake system
100.010 Hydraulic brake system
100.020 Compact brake block
100.030 Automatic service brake
110 Electrical system
110.001 Overview of electrical symbols
110.010 Operator’s platform (wheeled machine)
110.020 Design of electrical system
110.050 Circuit diagram: operator’s platform
110.060 Circuit diagram: basic machine
110.070 Circuit diagram of D834 diesel engine
110.080 Circuit diagram – diesel engine D934 A7 175 kW
110.085 Slip ring rotary connection
110.090 Malfunctions
110.095 Info menu – electrical inputs and outputs
120 Travel gear mechanism / Transmission
120.010 2 HL 270 / 290 transmission
120.022 Undercarriage pilot control valve
130 Axles / Drive
130.001 Tyres
130.003 Checking oscillating axle bearing for wear
130.005 Oscillating axle support
140 Steel parts – basic maschine
140.010 Repair welding guideline
150 Working equipment
150.015 Boom, adjustable in vertical/horizontal direction
150.020 Height limitation
150.032 Support blade
150.036 Outrigger support
150.040 Hydraulic quick coupler
150.042 Interface, third-party quick coupler
150.061 Manual changeover between bucket and grapple operation
160 Cab / heating / air conditioning
160.001 Installation instruction for air-conditioning hose fittings
160.030 Auxiliary heater
160.040 Air conditioning
160.045 Air-conditioning system service
170 Lubrication system
170.001 Repair instructions for lubrication hoses
170.010 Central lubrication system
170.030 SX-E progressive distributor
170.035 MX-F progressive distributor
180 Slewing gear mechanism / Slewing ring
180.010 Slewing gear mechanism
180.020 Slewing gearbox
180.030 Slewing brake
180.032 Positioning slewing brake
180.050 Slewing ring
190 Equipment / Options
190.001 LiDAT remote diagnosis system
190.003 Hydraulic-electric coupling system
190.004 Check template for Likufix
190.005 Overload warning system
190.006 Switchable overload warning system
190.010 Tool control
190.014 Tool Management
190.015 Hoist cylinder protection
190.036 SuperFinish
190.040 Mower rake accessory kit
190.041 Tiltrotator TR-20/TR-25
190.050 Refuelling system
190.055 Bypass filter
190.070 Control unit for pre-heating
190.072 Hydraulic oil pre-heating
190.074 Fuel preheating
190.076 Coolant pre-heating
190.078 Engine oil pre-heating
200 Diagnosis
200.005 Sculi variables editor
200.006 Sculi access to the variables
200.010 Checking and adjusting software wizard
200.020 Software update
200.022 Operator identification
200.025 Data logger
200.030 Master module reset
200.035 CAN module addressing
200.038 CAN data transmission