Liebherr R944 C Tunnel Hydraulic Excavator Operators Service Repair Manual

PIN/Type – 169
Service Repair Manual: 1349 Pages
Operators Manual (SN 19695: 22914) – 316 Pages
Operators Manual (SN 22915: 26799) – 328 Pages
Operators Manual (SN 26800: 31172) – 344 Pages
Operators Manual (SN after 31173): 302 Pages
PIN/Type: 169
Manuals: Operators Manual, Repair Manual

Table of Content – Liebherr R944 C Tunnel Hydraulic Excavator Type 169 Manual

Front page
Contents
Introduction
1 General information
1.10: Safety instructions
1.20: Standards and regulations
1.50: Lubricants and operating fluids
1.60: Conservation guidelines
2 Tools
2.01: Special tools for maintenance and repair
2.02: Special tools for Liebherr Diesel engines
2.03: Special tools for the hydraulic system
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
2.16: Compression device for brake piston of gear FAT – construction line A
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
2.21: Pump test kit
3 Technical data / Maintenance guidelines
3.10: Technical data
3.12: Technical data
3.13: Technical data
3.50: Control and maintenance chart
3.60: Control and maintenance chart
3.70: Lubrication chart
3.75: Lubrication chart
3.80: Lubrication chart
4 Engine / Motor
4.10: Technical data for LIEBHERR Engine Type: D 934 L A6
4.20: Technical data for LIEBHERR Engine Type: D 936 L A6
4.26: Installation and check list for Diesel particle filter
4.27: Liebherr Diesel particle filter (accessory kit)
4.40: Datalogger
5 Coupling / Splitterbox
5.10: Coupling
5.20: Pump distribution gears – schedule
5.30: Pump distribution gear – construction line DPVP
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 and guidelines R944C
6.16: Adjustment Check List and guidelines R944C Tu
6.55: Hydraulic system description R944C
6.70: Hydraulic Schematics – Components List
6.75: Hydraulic Schematics – Components List
6.90: List of hydraulic schematics – Standard executions
7 Hydraulic components
7.05: Hydraulic pump: Removal, installation, Start-up.
7.07: Assembly MKA 350 B 073
7.09: Pumps assembly MKA 350 B 073
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
7.20: Hydraulic motors schedule
7.22: FMF hydraulic fixed displacement motor
7.27: FMV variable displacement hyd. motor
7.30: Hydraulic cylinders
7.31: Presentation of the cylinders of the attachments
7.32: Installations for pistons and piston nuts by hydraulic cylinders
7.34: List of the hydraulic cylinders (R944C)
7.35: List of the hydraulic cylinders
7.37: Extension and retraction speeds
7.45: Regulating and servo oil unit
7.75: 1-way rotary connection
7.77: 5-way rotary connection
7.78: 6-way rotary connection
7.90: Line break safety valve
7.96: Travel brake valves – schedule
7.97: Brake valve for hydraulic travel gear motor
7.98: Hydraulic brake valve for travel motor
8 Electrical system
8.10: Construction of the electrical system
8.20: LIDIS
8.30: Monitoring display V4.0 to V4.6
8.80: Component list – Electrical diagrams
8.85: Component list – electrical diagram for tunnel execution
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)
11.30: Gear FAT of construction line A
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
11.75: Slipring seals
12 Track components
12.10: Track components of crawler excavators
12.26: List of the track components R944C
12.30: Wear on the track components
12.32: Wear limits for chains
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)
12.76: Carrier roller (with tapered roller bearing)
12.77: Carrier roller (supported on both sides)
12.80: Slipring seals
13 Undercarriage
13.10: Undercarriage with adjustable track gauge
13.100: Diagrams of undercarriage with adjustable width
16 Options
16.20: Additional attachment AHS 11 with Tool Control
16.22: Additional attachment AHS 11 with Tool Control
16.24: Additional attachment AHS 12 with Tool Control
16.26: Additional attachment AHS 12 with Tool Control
16.28: Rotating device (AS2)
16.30: Refuelling pump
16.36: Demolition option
16.40: Overload warning system
16.42: Overload warning system
16.46: Overload warning system
16.48: Stick and hoist cylinder shut-down
16.91: List of diagrams
16.92: List of diagrams
16.93: List of diagrams
Hydraulic schematic
Electrical schematic
17 Cab / Heater / Air conditioning system
17.30: Auxiliary heating D5WS
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
18.89: Centralized lubrication system schematics
18.92: Centralized lubrication system schematics
18.95: Centralized lubrication system schematics
18.98: Centralized lubrication system schematics