System information

SECTION FOUR - PREPARATORY FUNCTIONS (G CODES)
Drilling cycle, manual bore (G78)
G78 F____ P____ R____ Z____ G98/G99
1. Rapids to point R
6. Exits handwheel mode by pressing Enter or ESC
Canned cycle cancel (G80)
The G78 command specifies the manual bore drilling cycle. At each following axis position, this
cycle will do the following.
2 . Feeds down to point Z
3. Dwells P seconds
4. Stops the spindle
5. Enters the handwheel mode (user can handwheel the axes, turn spindle on/off,
remove tool, etc.)
7. Rapids out of hole to point R/initial point
The canned cycle (G73 through G78, G81 to G89) is canceled and normal operation is
subsequently performed.
280