Description

Liebherr R956, R960 SME, R966, R970 SME, R976, R980 SME Tier 4i Hydraulic Excavator Service Manual

Excavator Model :
R 956 from serial number 29101 (Types 1270 LCV / 1271 LC / 1358 SHD / 1392 HD)
R 960 SME from serial number 32407 (Type 1396 SHD)
R 966 from serial number 29100 (Types 1359 SHD / 1458 HD / 1397 HD / 1459 LCV)
R 970 SME from serial number 35635 (Types 1400 SHD / 1401 SHD)
R 976 from serial number 29103 (Types 1360 SHD / 1460 HD / 1402 HD / 1461 LCV)
R 980 from serial number 35642 (Types 1405 SHD / 1406 SHD)

Language: English
Publication: 11347348
Format: PDF
December 2017

Liebherr R956, R960 SME, R966, R970 SME, R976, R980 SME Tier 4i Excavator Service Manual – 2359 Pages
Operator’s manual – 322 Pages

Table of Content of the Service Manual:

• Introduction
• Technical data
• Maintenance
• Drive group
• Cooling system
• Working hydraulics
• Hydraulic components
• Steering System
• Brake System
• Electrical system
• Transmission /Travel gearbox
• Axles / Drive
• Steel components – basic machine
• Working attachment
• Operator’s cab, heating and air conditioning
• Lubrication system
• Slewing gearbox and slewing ring
  
• Equipment / options
• Diagnosis

This manual contains technical data, design and functional descriptions as well as instructions for the operation and the adjustment of machine settings. The document includes a number of drawings, functional schematics and detailed views of units and assemblies of Liebherr hydraulic excavators.

Hydraulic cylinders consist of the following parts:
– A cylinder tube 10 with welded cylinder base that includes bearing bore and hydraulic connection to the piston side
– A piston rod 8 with wrought cylinder head that includes bearing bore
– A piston 12 screwed to the piston rod 8
– Optional cushioning systems (CE for extension and CR for retraction)
– A piston rod bearing 13 that is screwed with the mounting bolts 20 to the opened side of thecylinder tube 10, has the hydraulic connection to piston rod side and acts as a glide between the cylinder tube 10 and the piston rod 8