Siemens SINUMERIK 840D sl Function Manual page 1741

Alarms
Thread cutting G33, G34, G35
• The following alarms are output when programming is incorrect:
Alarm
Alarm
Alarm
Alarm
Alarm
Alarm
Alarm
Alarm
• If the spindle speed is too high when G33, G34, G35 are active, e.g., spindle override set
References:
/FB1/ Function Manual, Basic Functions; Diagnostic Tools (D1);
Chapter: General Machine Data
/DA/ Diagnostics Guide
2.1.4.4 Stop for thread cutting
Stop for thread cutting
Note
The nondestructive interrupt function should only be used for thread cutting, not for tapping
with G33.
Basic logic functions: Feeds (V1)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
10604
10605
10607
16005
16710
16720
16730
16740
to 200%, alarm 22270 "Spindle speed for thread cutting too high" is output.
Alarm 22270 is output when the rapid traverse speed of the thread axis is exceeded. It is
possible to reduce the spindle speed using the spindle override switch to prevent serious
alarms.
"Thread lead increase too high"
"Thread lead decrease too high"
"Thread with frame (ROT) cannot be executed"
"Illegal lift-off path"
"Master spindle not programmed"
"Thread lead is zero"
"Incorrect parameters"
"No geometry axis programmed"
Detailed description
2.1 Path feedrate F
25