Liebherr E944C Hydraulic Excavator Operators Service Repair Manual

PIN/Type – 1172 & 1173
Service Repair Manual: 1444 Pages
Operators Manual: 321 Pages
PIN/Type – 1340 & 1430
Service Repair Manual: 1444 Pages
Operators Manual: 361 Pages
PIN/Type – 1408, 1568, 1635, 1830
Service Repair Manual: 1444 Pages
Operators Manual (Standard Version): 350 Pages
Operators Manual (Extended Range Version): 339 Pages
PIN/Type – 1611
Service Repair Manual: 1444 Pages
Operators Manual: 339 Pages
PIN/Type – 1614 & 1687
Service Repair Manual: 1444 Pages
Operators Manual: 343 Pages
PIN/Type: 1172 & 1173, 1340 & 1430, 1408, 1568, 1635, 1830, 1611, 1614 & 1687
Manuals: Operators Manual, Repair Manual

Table of Content – Liebherr E944C Hydraulic Excavator Type 1172 & 1173 Manual

Front page
Contents
Introduction
1 General information
1.10 Safety warnings
1.20 Standards and regulations
1.60 Conservation guidelines
2 Tools
2.01 Special tools for maintenance and repair
2.03 Special tools for the hydraulic system
2.05 Special Tools for electric diggers
2.06 Special tools for electrical connectors
2.07 Special tools for gears
2.08 Common tools
2.10 Measuring tool for spool travel
2.12 Mounting tools for hydraulic cylinders
2.14 Wrench for the slotted nut on the swing gear SAT
2.15 Compression device for brake piston of gear SAT
2.17 Compression device for brake piston of gear FAT – construction line P(b)
2.18 Compression device for brake piston of gear FAT – construction line P(r)
2.19 Tools for installing the slipring seals
3 Technical data / Maintenance guidelines
3.10 Technical data
3.50 Control and maintenance chart
3.65 Maintenance schedule
3.70 Lubrication chart
4 Engine / Motor
4.10 Technical data
5 Coupling / Splitterbox
5.20 Pump distribution gears – schedule
5.30 Removal & installation of the pumps splitterbox
5.40 Pump distribution gear – construction line MKA 350 B
5.50 Pump distribution gear – construction line MKA 350 C
6.15 Adjustment Check List E944C (50 Hz)
6.16 Adjustment Check List E944C (60 Hz)
6.50 Hydraulic system description E934C – E944C
6.70 Hydraulic Schematics – Components List
6.90 List of hydraulic schematics – Standard executions
7 Hydraulic components
7.06 Pumps assembly MKA 350 B 082
7.09 Pumps assembly MKA 350 C 087
7.11 Variable-displacement twin pump DPVP
7.13 LPV variable-displacement pump
7.15 Variable-displacement twin pump LPVD
7.17 Variable displacement pump A4 VG
7.75 1-way rotary connection
7.77 5-way rotary connection
7.78 6-way rotary connection
7.90 Line break safety valve
7.95 Piston accumulator
7.96 Travel brake valves – schedule
7.97 Brake valve for hydraulic travel gear motor
7.98 Hydraulic brake valve for travel motor
8 Electrical system
8.30 Monitoring display V4.0 to V4.6
8.80 Component list – Electrical diagrams
8.90 List of electrical diagrams – Standard execution
9 Swing gear
9.10 Swing gear «SAT»
9.20 Swing brake / Positioning brake
10 Swing ring
10.10 Swing ring
11 Travel gear
11.10 Gear types schedule
11.15 Technical data of the travel gears
11.20 Gear FAT of construction line P(r)
11.25 Travel gear FAT of construction line P(b)
11.40 Removing and reinstalling the travel gears FAT
11.50 Sealing the gear – construction line P(b)
11.51 Sealing the gear – construction line P(r) and A
11.71 Travel brakes
12 Track components
12.10 Track components of crawler excavators
12.30 Wear on the track components
12.32 Wear limits for chains
12.33 Identification of the chain size
12.35 Wear limits for rollers
12.38 Wear limits for guide & sprocket wheels
12.40 Removal, installation of track components
12.50 Spring tension units – technical data
12.55 Spring tension unit preassembled
12.56 Tension unit with single spring loose
12.58 Grease tensioner and guide wheel unit
12.70 Track roller
12.75 Carrier roller (supported on one side)
12.77 Carrier roller (supported on both sides)
12.80 Slipring seals
16 Options
16.40 Overload warning system
16.60 Autonomous motor cable drum (option)
16.91 List of diagrams
17 Cab / Heater / Air conditioning system
17.30 Auxiliary heating
17.50 Heating and air-conditioning system
18 Central lubrication
18.05 The centralized lubrication system
18.30 Research of breakdowns and propositions of solutions
18.51 Lubrication pump
18.61 Progressive distributor SX-E
18.66 Progressive distributor MX-F
18.81 Lube hoses repair instructions