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GSK218MC Series Machining Center CNC System PLC&Installation Connetion Manual
260
Appendix
Alarm information: 1238 Abnormal infeed in-position detection (A004.6)
Fault reason: User self-defined
Troubleshooting:
Alarm information: 1239 Abnormal retraction in-position detection (A004.7)
Fault reason: User self-defined
Troubleshooting:
Alarm information: 1240 Tool magazine abnormality, zero return again (A005.0)
Fault reason: 1. Detect the tool-magazine counting switch (X5.3) abnormality so that pulse signal
occurs when tool magazine stops the rotation setting time of the T102.
2. Detecting the tool magazine counting switch is 0 or 1 which exceeds the setting
time of the T103 when the tool magazine rotates.
Troubleshooting: 1. The output section (Y3.0 and Y3.1) are abnormal when tool magazine is positive
or negative.
2. Tool magazine counting switch abnormality.
3. Reset the values of T102 and T103.
(Refer to the details operation: Section Three The Usage and Maintenance of the GSK218MC
Series with Cone Tool-magazine)
Alarm information: 1241 Abnormal tool magazine infeed detection (A005.1)
Fault reason: Tool magazine infeed detection switch (X5.1) does not operation within the setting
time of the T104 when the tool magazine performs the infeed motion (that is: Y3.2=1)
Troubleshooting: 1. Check whether the tool magazine infeed detection switch.
2. Check whether the Y3.2 is output.
3. Readjust the time of the T104.
Alarm information: 1242 Abnormal tool magazine retraction detection (A005.2)
Fault reason: The tool magazine infeed detection switch (X5.2) does not operated within the setting
time of the T105 when tool magazine performs the retraction motion (that is: Y3
.
3=1).
Troubleshooting: 1. Check whether the tool magazine infeed detection switch is normal.
2. Check whether the Y3.3 is output.
3. Readjust the time of the T105.
Alarm information:1243 Enabled setting of the tool magazine zero return position (A005.3)
Fault reason: This alarm occurs when K010.6=1 in the case of the tool magazine is without the zero
return switch (that is: K010.1=0), and then the tool magazine zero position is enabled.