Description

Liebherr LH80M, LH80C Tier 4i Hydraulic Excavator Service Manual

Excavator Model :
LH 80 M from serial 49567 and up (Type 1205)
LH 80 C from serial 62275 and up (Type 1213)

Language: English
Publication: 11651945
Format: PDF
December 2015

Liebherr LH80M, LH80C Tier 4i Excavator Service Manual – 1477 Pages
Operator’s manual – 352 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.
Cleaning outside of machine

Before cleaning

• Before cleaning with water or a high-pressure cleaner, perform following activities in order to avoid water penetration.
• Turn ignition button to position 0.
• Lubricate all bearings, pin connections and slewing ring, using central lubrication system, if available.
• Clean away oil, fuel or care products off connections and fittings.

If sensitive parts behind openings have to be protected from penetrating water: u Cover or mask off openings.
Parts particularly at risk are:
– Electric motors
– Electric components
– Switch cabinets
– Plug connections
– Transmitters
– Air filters

Cleaning

•  Use lint-free cleaning cloths.
• Do not clean machine with aggressive cleaning agents or flammable liquids.
• Soften up dirt with water.
• Rinse off softened dirt with water.
  If fire warning and extinguishing system is fitted: u Make sure that there is no possibility of the temperature sensors coming into contact with hot liquids during cleaning of the engine compartment.

After cleaning

•  Check all fuel lines, engine oil lines and hydraulic lines (leaks, loose connections, chafe marks and damage).
• Immediately rectify any defects that are detected.