CONTENTS
MHL380 D
7.2 Regular oil analyses ....................................................................................................... 7.2
7.3 Discharging residual pressure in the hydraulic circuit ..................................................... 7.3
7.4 Maintenance and wearing parts ..................................................................................... 7.4
7.5 Safe working positions ................................................................................................... 7.5
7.5.1 Maintenance position ............................................................................................... 7.5
7.5.2 Uppercarriage .......................................................................................................... 7.6
7.5.3 Undercarriage .......................................................................................................... 7.8
7.6 Jobs before putting the machine into operation .............................................................. 7.9
7.6.1 Checking the engine oil level ................................................................................. 7.10
7.6.2 Fuel system ........................................................................................................... 7.11
7.6.2.1 Fuel level ........................................................................................................... 7.11
7.6.2.2 Draining water from the fuel pre-filter ................................................................ 7.11
7.6.3 Cooling system ...................................................................................................... 7.12
7.6.3.1 Coolant level in the engine cooling circuit .......................................................... 7.12
7.6.3.2 Checking the antifreeze .................................................................................... 7.13
7.6.4 Checking the hydraulic oil level .............................................................................. 7.14
7.6.5 Cleaning the cooler ................................................................................................ 7.15
7.6.6 Tires ...................................................................................................................... 7.16
7.6.7 Oil level check ........................................................................................................ 7.17
7.6.7.1 Checking positions ............................................................................................ 7.17
7.6.8 Electrical equipment .............................................................................................. 7.19
7.6.8.1 Batteries ............................................................................................................ 7.19
7.6.8.2 Lighting and warning equipment ....................................................................... 7.21
7.7 Overview of lubricating points ....................................................................................... 7.2
2
7.7.1 Automatic central lubrication system for uppercarriage, loading equipment and
work attachment mounting ..................................................................................... 7.26
7.7.2 Diagnostics for grease lubrication system (optional) .............................................. 7.27
7.7.2.1 Image structure and functionality ...................................................................... 7.27
7.7.2.2 Resetting error and status messages ................................................................ 7.28
7.7.3 Grab spherical plain bearing (optional) .................................................................. 7.29
7.7.4 Filling the grease container on the uppercarriage .................................................. 7.30
7.7.4.1 Triggering an additional lubrication pulse .......................................................... 7.30
7.7.4.2 Lubrication when lubricating pump is faulty ....................................................... 7.31
7.7.5 Hydraulic lubricating pump on undercarriage (optional) ......................................... 7.32
7.8 Monitoring, maintenance and inspection plans ............................................................. 7.33
7.8.1 Initial inspection (delivery inspection) ..................................................................... 7.33
7.8.2 Daily and weekly tasks ........................................................................................... 7.34
7.8.2.1 Daily tasks ......................................................................................................... 7.34
7.8.2.2 Weekly tasks ..................................................................................................... 7.35
7.8.3 Maintenance and inspection plan ........................................................................... 7.36
7.9 Inspection and maintenance work ................................................................................ 7.40
7.9.1 Engine oil ............................................................................................................... 7.40
7.9.1.1 Checking the engine oil level ............................................................................. 7.40
7.9.1.2 Changing the engine oil .................................................................................... 7.40
7.9.1.3 Changing the engine oil filter ............................................................................. 7.42
7.9.2 Fuel system ........................................................................................................... 7.43