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M3 Spindle on clockwise
Heidenhain TNC (ISO) M-code · Mill
Starts the spindle clockwise at the speed S from the tool call.
Format
M3
Addresses
| Address | What it does |
|---|---|
M3 | No addresses |
How it works
Modal. Acts at start of block.
Example program
N30 T1 G17 S4000 *
N40 G00 G40 G90 Z+250 *
N50 X-10 Y-10 M3 *
N40 G00 G40 G90 Z+250 *
N50 X-10 Y-10 M3 *
Example is in inch. Check offsets and clearances first.
Watch out for
- On the TNC S is set in the tool call T G17 S, not on its own line.
Related codes
M3 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 |
| 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 |
| Swiss (Citizen Star) | Main spindle forward |
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