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Press [F6] key to return the cutting torch along the original path.
Press [F7] key to advance along the original path after returning. In the process of return, if the
cutting torch fails to reach the required position, press [PAUSE] key again and repeat the above
procedure until it reaches the right position.
3.5.2 Return at G00(when reach a piercing point)
In the process of return, the cutting torch will stop at G00 or a piercing point for operator to
select going on return or advancing.
3.5.3 Operation after returned
After the cutting torch returns to the designated position, it is allowed to select position
adjustment of cutting torch (refer to 3.4) or piercing directly by pressing the appropriate heavy-
current function key such as PREHEA(piercing preheat) and CUT(cutting oxygen).
It is common practice to--
Press [PIERCE] key after preheating operation is done:
For flame cutting operation, press CUT key(open the cutting oxygen) if the cutting torch lifts or
continue machining if the cutting torch lowers; or
For plasma cutting operation, ignite arc and do not go on machining until the arc ignition is
completed.
3.5.4 Repeat the above operation procedure until the desired effect is achieved.
3.5.5 To exit machining mode
In pause state, press [ESC] key to exit machining mode.
3.5.6 Total row number and beginning row in return process
The program segment for return allows 300 rows maximum. In case of breakpoint
restoration(RESBREK) or machining section selection(SECTION), the return beginning row is
the row containing the current breakpoint or the section selecting row, upon which however the
cutting torch is not allowed to return along the original path for machining.
