
Operating Instructions DONAUMERIC 440
10
5.8 Alignment of the Machine ......................................................................................................................45
6OPERATION AND HANDLING OF THE MACHINE IN RADIAL MODE .....................46
6.1 Functional Description of Control Elements........................................................................................46
6.2 Operation of the Machine in Radial Mode ............................................................................................51
6.2.1 Select Radial Mode ...................................................................................................................51
6.2.2 Manually Traversing the X and Y Axes ...................................................................................51
6.2.3 Raising and Lowering the Column..........................................................................................51
6.2.4 Insert tool/tool change..............................................................................................................52
6.2.4.1 Tool Tray for Radial Mode.................................................................................................55
6.2.5 Selecting the Speed ..................................................................................................................56
6.2.6 Selecting Direction of Rotation................................................................................................56
6.2.7 Selecting the Feed ....................................................................................................................57
6.2.8 Resetting the Z-Axis..................................................................................................................57
6.2.9 Drilling and Threading..............................................................................................................58
6.2.9.1 General……………..............................................................................................................58
6.2.9.2 Drilling………......................................................................................................................58
6.2.9.3 Threading….. ......................................................................................................................59
7MAINTENANCE AND REPAIR....................................................................................60
7.1 Machine Design.......................................................................................................................................60
7.2 Machine Image ........................................................................................................................................61
7.3 Safety Instructions for Maintenance and Repair .................................................................................62
7.4 Maintenance ............................................................................................................................................63
7.4.1 Preventive Maintenance ...........................................................................................................63
7.4.2 Adjusting the Guide Arm of the Column up and down Movement ......................................64
7.4.3 Re-Clamping of the Return Spring for the Drilling Spindle ..................................................65
7.4.4 Replacing Wear Parts ...............................................................................................................66
7.4.4.1 Toothed belt Replacement on Drilling Spindle Drive (see Drawing Next Page)..........66
7.4.4.2 Toothed Belt Replacement on Column Stroke Drive (see Drawing Next Page) ..........68
7.5 Lubrication Schedule..............................................................................................................................70
7.6 Hydraulic Schedule.................................................................................................................................72