try this if it works, it's for a p200 control, you absolutely need the m247 to get it to work)
Code:
G140
G50S1000
G97S50M3
M247 (M TOOL SPINDLE INTERLOCK OFF)
M249 (SUB CHUCK OPEN)
G04 F.1
M89 M289 (MAIN/SUB AIR BLOW ON)
G04 F.1
M151 (SYNCHRONIZED ROTATION ON)
G4 F30
M150 (SYNCHRONIZED ROTATION OFF)
G94
M5
M2