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M9 Coolant off
Centroid CNC12 Acorn M-code · Mill and lathe
Turns off mist and flood coolant.
Format
M9
Addresses
| Address | What it does |
|---|---|
none | No words |
How it works
Modal.
Example program
G0 Z1. ; RETRACT
M5 M9 ; SPINDLE AND COOLANT OFF
M25 ; Z HOME
M5 M9 ; SPINDLE AND COOLANT OFF
M25 ; Z HOME
Example is in inch. Check offsets and clearances first.
Watch out for
- Turn coolant off before opening the doors.
Machine builders set many M codes, and they change by model and options. Check the M code list for your machine.
Related codes
M9 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Coolant off |
| Haas NGC | Coolant off |
| Doosan (Fanuc) | Coolant off (upper side) |
| DMG Mori MAPPS (Fanuc) | Oil shot OFF Coolant discharge OFF |
| Mazak (EIA) | Coolant OFF |
| Okuma OSP | Coolant off (Lathes & Mills) |
| Mitsubishi M70 M80 | Coolant off |
| Brother Speedio | Coolant off |
| Siemens 840D 828D | Coolant off |
| Heidenhain TNC (ISO) | Coolant off |
| Fagor 8055 8065 | Coolant off (builder defined) |
| LinuxCNC Tormach | Coolant off |
| Mach3 Mach4 | Coolant off |
| Hurco WinMax (NC) | All coolant off |
| Fadal | Coolant off |
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Open M9 in the app All Centroid CNC12 Acorn M-codes