Siemens sinumerik 840D sl Operating Manual page 334

Programming technology functions (cycles)
8.4 Milling
Selecting the machining direction
Toggle the machining direction in the "Direction" field until the symbol for the required
machining direction appears.
● Same direction of machining
● Alternating direction of machining
Selecting limits
Press the respective softkey for the required limit.
The selected limits are shown in the help screen and in the broken-line graphics.
Procedure
334
Machine manufacturer
Please refer to the machine manufacturer's specifications.
Left
Top
Bottom
Right
1. The part program or ShopTurn program to be processed has been
created and you are in the editor.
2. Press the "Milling" softkey.
3. Press the "Face milling" softkey.
The "Face Milling" input window opens.
Operating Manual, 07/2010, 6FC5398-8CP40-0BA0
Turning