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M03 Main spindle forward
Swiss (Citizen Star) M-code · Lathe
Starts the spindle forward. On Citizen give S1= for the main spindle. On Star the path 1 S word runs the main spindle.
Verify on your machine. This entry could not be fully checked against the maker manual. Check your machine manual before you run it.
Format
Addresses
| Address | What it does |
|---|---|
S | RPM or surface speed |
S1= | Citizen main spindle speed |
How it works
Modal, spindle group.
Example program
G00 X.55 Z-.02 T0100 (TOOL 1)
G01 Z.5 F.002
Example is in inch. Check offsets and clearances first.
Watch out for
- On Citizen M3 S2= is not the back spindle. Use M23 or M24 for the back spindle.
Machine builders set many M codes, and they change by model and options. Check the M code list for your machine.
Related codes
M03 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Spindle on, forward |
| Haas NGC | Spindle on clockwise |
| Doosan (Fanuc) | Left spindle forward rotation |
| DMG Mori MAPPS (Fanuc) | Spindle start(normal) |
| Mazak (EIA) | Spindle normal rotation |
| Okuma OSP | Spindle clockwise (Lathes & Mills) |
| Mitsubishi M70 M80 | Spindle on clockwise |
| Brother Speedio | Spindle on clockwise |
| Siemens 840D 828D | Spindle on clockwise |
| Heidenhain TNC (ISO) | Spindle on clockwise |
| Fagor 8055 8065 | Spindle clockwise |
| LinuxCNC Tormach | Spindle clockwise |
| Mach3 Mach4 | Spindle on clockwise |
| Centroid CNC12 Acorn | Spindle on clockwise |
| Hurco WinMax (NC) | Spindle on clockwise |
| Fadal | Spindle on clockwise |
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