
FANUC Series 16i/18i-TB Compound Machining Function A-78656E/01
Nov.14.2001 Edition 1
92/127
6
Additional alarms
The following signals have been added for the function.
5253 T/M MODE CAN NOT BE SWITCHED
Turning/milling modes cannot be changed in spite of commanding M
code for it.
The followings are possible causes.
-
The M code is not commanded alone.
-
Modal G codes are not cancelled at the M code commanding.
Turning mode
Group 01 : G01,G02,G03
Group 21 : G113
Group 12 : G67
Group 07 : G40
Group 20 : G50.2(G250)
Group 04 : G69
Group 10 : G80
Milling mode
Group 01 : G01,G02,G03
Group 21 : G113
Group 17 : G15
Group 18 : G40.1(G150)
Group 08 : G49
Group 11 : G50
Group 22 : G50.1
Group 12 : G67
Group 16 : G69
Group 09 : G80
-
The M code is commanded from called sub program or
macro program.
-
The M code is commanded inspit of remaining the buffer
(“BUF” is displayed bottom of screen).
-
The M code is commanded under tool offset being effective.
-
The M code is commanded under cutter compensation or
tool-tip radius compensation being effective.