Siemens SINUMERIK 840 User Manual page 255

9 Alarms
9.3 Alarm description
4039
Program RESET necessary
Explanation: Measuring error
Remedy: Program abort only possible by pressing the RESET key.
4040
Oversize
Explanation: The set/actual difference is greater than the centre tolerance.
There is too much material at the measuring point.
Tool has been compensated for if R10 > 0.
Remedy: Re-machining is possible.
4041
Undersize
Explanation: The set/actual difference is less than the centre tolerance.
There is too little material at the measuring point.
Tool has been compensated for if R10 > 0.
Remedy: Re-machining is not possible.
4042
Perm. dim. diff'ce exceeded
Explanation: The set/actual difference is greater than R37.
•
Chipping of cutting edge
• Too much wear in last cut, because hard spots have been
encountered in the workpiece.
No tool offset has been carried out.
Remedy: Tool must be replaced.
4048
No active tool available
Explanation: The tool to be compensated is not available in tool management.
• Tool life exceeded
•
Twin tool not available
9–12 ©
Siemens AG 1990 All Rights Reserved
SINUMERIK 840/850/880 (BN)
01.93
6FC5197- AB70