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M16 Back spindle chuck open (Citizen)
Swiss (Citizen Star) M-code · Lathe
Opens the back spindle collet. A Citizen macro. If the spindles are synced and still changing speed, it waits for speed to settle.
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 |
|---|---|
None | No addresses |
How it works
One shot.
Example program
M16 (BACK CHUCK OPEN)
G00 Z-.3 (MOVE ONTO PART)
M15 (BACK CHUCK CLOSE)
Example is in inch. Check offsets and clearances first.
Watch out for
- Open it before the back spindle moves onto the bar, and again to eject the part.
Machine builders set many M codes, and they change by model and options. Check the M code list for your machine.
Related codes
M16 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Haas NGC | Tool change, same as M06 |
| Doosan (Fanuc) | Bed shoer coolant off |
| Mazak (EIA) | Spindle orientation 0° (for AJC) |
| Okuma OSP | C-axis positioning in negative direction |
| Hurco WinMax (NC) | Automatic buffering on |
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Open M16 in the app All Swiss M-codes