Liebherr LH50 MT (Timber) Hydraulic Excavator Operators Service Repair Manual

PIN/Type – 1221
Service Repair Manual: 2678 Pages
Operators Manual (US & Canada version): 336 Pages
Operators Manual (Worldwide Version): 308 Pages
PIN/Type – 1474
Service Repair Manual: 2976 Pages
Operators Manual (US & Canada version): 394 Pages
Operators Manual (Worldwide Version): 386 Pages
PIN/Type: 1221, 1474
Manuals: Operators Manual, Repair Manual

Table of Content – Liebherr LH50 MT (Timber) Hydraulic Excavator Type 1221 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
010.054 Special tools for slewing gearbox
010.056 Mounting device for multi-disc brake
010.059 Special tools for axles (Kessler)
010.060 Special tools, ERC cylinder
010.070 Preservation guidelines
010.071 Conservation of hydraulic cylinders
030.400 Adjustment procedures from software 009
030.401 Adjustment procedures from software 023
030.410 Adjustment procedures from software 009
030.411 Adjustment procedures from software 023
030.420 Adjustment procedures from software 010
030.421 Adjustment procedures from software 023
030.430 Adjustment procedures from software 009
030.431 Adjustment procedures from software 023
040 Drive group
040.012 Technical data, diesel engine
040.021 Liebherr – diesel engine D934 A7 140kW – 175kW
040.032 Fuel system
040.034 Air filter system
040.060 Coupling
040.065 Liebherr diesel particulate filter
040.070 Pump distributor gear
050 Cooling system
050.010 Cooling system
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
060.010 Design of hydraulic system
060.020 Component list – hydraulic schematic
070 Travel hydraulics
070.010 DMVA regulating motor (travel drive)
070.020 CMVE travel motor
070.025 FMV travel motor
070.026 Travel brake valve for travel motor FMV
080 Hydraulic components
080.015 Hydraulic tank
080.019 Putting into service hydraulic pumps
080.020 DPVP 108 double variable-displacement pump in ERC models
080.026 A4 VG slewing pump
080.030 Fan pump A10V0
080.040 Control oil unit
080.042 Servo control unit 4x (working functions)
080.044 Servo control unit 2x
080.050 Control block M8
080.063 FMF slewing gear motor
080.075 Rotary connection 13x
080.076 Rotary connection 6x
080.080 Hydraulic differential cylinder
080.085 Energy recuperation cylinder (ERC)
080.086 ERC expansion tank
080.087 ERC piston rod protection
080.090 Accumulator
080.110 Line break safety valve
090 Steering system
090.010 Hydraulic steering system
090.020 Joystick steering
090.030 Four wheel steering
100 Brake system
100.010 Hydraulic brake system
100.020 Compact brake block
110 Electrical system
110.001 Overview of electrical symbols
110.010 Operator’s platform (wheeled machine)
110.022 Operator’s platform (crawler)
110.025 Electrical system: undercarriage
110.050 Circuit diagram: operator’s platform
110.070 Circuit diagram: basic machine
110.075 Circuit diagram: diesel engine D934 / D944
110.085 Slip ring rotary connection
110.090 Malfunctions
110.095 Info menu – electrical inputs and outputs
120 Transmission / Travel gearbox
120.010 2 HL 270 / 290 transmission
120.020 HBGV block for transmission
120.021 Travel gearbox – series P(r)
120.050 Travel gearbox FAT 325/355
130 Axles / Drive
130.001 Tyres
130.005 Oscillating axle support
130.040 Oscillating axle LT 71 / LT 81
130.041 Rigid axle D 71 / D 81
130.042 Rigid axle LT 71 / LT 81, steered
130.046 Use of special tool (Kessler axles)
130.050 Travel gear / travel gear
130.052 Wear on running gear parts
130.053 Wear limits
130.054 Chain
130.055 Tensioning unit
130.056 Idler-wheel
130.057 Track roller
130.059 Carrier roller
130.060 Slip ring seal
140 Steel componants – basic machine
140.010 Repair welding guideline
150 Working equipment
150.020 Height limiting
150.032 Support blade
150.034 Dozer blade
150.036 Outrigger support
150.037 Outrigger monitoring system
150.040 Hydraulic quick coupler
160 Cab / heating / air conditioning
160.001 Installation instruction for air-conditioning hose fittings
160.002 Mounting of operator’s cab elevation
160.010 Height adjustable cab LHC 340/LHC 360
160.015 Height adjustable operator’s cab
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 gearbox
180.030 Slewing brake
180.032 Positioning slewing brake
180.050 Slewing ring
190 Software / Hardware
190.001 LiDAT remote diagnosis system
190.003 Hydraulic-electric coupling system
190.004 Check template for Likufix
190.006 Switchable overload warning system
190.010 Tool control
190.011 Grapple rotation
190.014 Tool Management
190.015 Reversible fan
190.030 Lifting boom when closing grapple
190.035 Generator drive accessory kit
190.046 High-pressure circuit 1 (AHS-11)
190.050 Changeover, high pressure circuit 1
190.055 Bypass filter
190.065 Flow limitation
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
190.080 Hoist cylinder summation with flow limitation
190.085 Pressure-free stick retraction
190.090 Stick extension shut-down
190.100 Hoist cylinder summation
190.105 Hoist cylinder summation with flow limitation
190.110 Hoist cylinder shut-off
190.115 Grapple pressure reduction
200 Options
200.005 Sculi variables editor
200.006 Sculi access to the variables
200.010 Checking and adjusting software wizard
200.020 Software update
200.030 Master module reset
200.035 CAN module addressing
200.038 CAN data transmission