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Returning to the contour, 5 pr ogr am r u n – HEIDENHAIN TNC 128 (77184x-01) User Manual

Page 337

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HEIDENHAIN TNC 128

337

13.5 Pr

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Returning to the contour

With the RESTORE POSITION function, the TNC returns to the
workpiece contour in the following situations:

Return to the contour after the machine axes were moved during a
program interruption that was not performed with the INTERNAL
STOP function

Return to the contour after a block scan with RESTORE POS AT N,
for example after an interruption with INTERNAL STOP

Depending on the machine, if the position of an axis has changed
after the control loop has been opened during a program interruption

Returning to the contour:

Press the RESTORE POSITION soft key

Restore machine status, if required

To move the axes in the sequence that the TNC suggests on the
screen, press the machine START button, or

To move the axes in any sequence, press the soft keys RESTORE
X, RESTORE Z, etc., and activate each axis with the machine START
button

To resume machining, press the machine START button