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M89 Through spindle coolant off / High pressure coolant off
Haas NGC M-code · Mill, Lathe
On mills: Through spindle coolant off
Turns off through spindle coolant.
Format
M89
How it works
Modal.
Example program
G83 G99 Z-2. R.1 Q.5 F10. (DEEP DRILL WITH TSC)
G80 G00 Z1. M89 (CANCEL, RETRACT, TSC OFF)
G91 G28 Z0. (Z HOME)
G80 G00 Z1. M89 (CANCEL, RETRACT, TSC OFF)
G91 G28 Z0. (Z HOME)
Example is in inch. Check offsets and clearances first.
Watch out for
- The control purges the line after M89. Allow the time it needs.
On lathes: High pressure coolant off
Turns off the high pressure coolant.
Format
M89
How it works
Modal.
Example program
G80 (CANCEL CYCLE)
M89 (HIGH PRESSURE COOLANT OFF)
T0404 (NEXT TOOL)
M89 (HIGH PRESSURE COOLANT OFF)
T0404 (NEXT TOOL)
Example is in inch. Check offsets and clearances first.
Watch out for
- Command M89 before the turret rotates.
Related codes
M89 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Doosan (Fanuc) | C1-axis high pressure clamp |
| DMG Mori MAPPS (Fanuc) | Through-spindle coolant OFF |
| Mazak (EIA) | Steady rest 2 clamp |
| Heidenhain TNC (ISO) | Modal cycle call |
| Swiss (Citizen Star) | Interference check on (Citizen) |
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