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M28 Tap retract recovery (ISNC)
Hurco WinMax (NC) M-code · Mill
ISNC only. Backs a tap out after the machine was aborted during a tapping cycle.
Format
M28
Addresses
| Address | What it does |
|---|---|
none | No words |
How it works
Non modal.
Example program
(TAP STOPPED IN HOLE)
M28 (RECOVER TAP OUT)
G00 Z1. (CLEAR)
M28 (RECOVER TAP OUT)
G00 Z1. (CLEAR)
Example is in inch. Check offsets and clearances first.
Watch out for
- Use it before jogging so the tap does not strip or break.
- Not the same as Fanuc style G28 reference return.
Machine builders set many M codes, and they change by model and options. Check the M code list for your machine.
Related codes
M28 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Doosan (Fanuc) | Polygon mode select |
| DMG Mori MAPPS (Fanuc) | External output |
| Mazak (EIA) | Robot service call |
| Okuma OSP | Tool interference check function off |
Every M-code for Hurco WinMax (NC) in your pocket. The app has the full example programs, search by number or shop word, a line decoder and calculators for tapping, threading and drilling.
Open M28 in the app All Hurco WinMax M-codes