Try feed per minute. Feed per rev won't work if the spindle isn't turning.
There may be a parameter to inhibit motion with the chuck open.
Here is some bar pull code for a Daewoo with Fanuc 0t.
Some machines may need dwell after chuck open and close.
(BAR PULLER)
N1T500
G98M5
G0X3.5Z.4T505
G1X0.0F40.
M69
G1W2.027F75.
M68
G0G99X3.
G0X9.Z10.T500M9
M1

Good luck.