Código 700043: Workpiece changer not in final position 1/2

Actuation "Swivel workpiece changer" is output, but the response "Workpiece pallet 1 under spindle" or "Workpiece pallet 2 under spindle" of the corresponding sensor is missing. The workpiece changer is locked, but the PLC input signal "Workpiece pallet 1 under spindle" or "Workpiece pallet 2 under spindle" is missing. The error has the following effect: Feed Stop No axis movements possible. Read disable Control reads no further program blocks into memory. If the sensor signals are correct within a monitoring period, the program run is continued. After the monitoring time has elapsed, the machine stops. 1. Check the sensor "Workpiece pallet 1 under spindle" or "Workpiece pallet 2 under spindle" and the associated PLC input signal. 2. Check the actuation and the valve "Workpiece pallet 1 under spindle" or "Workpiece pallet 2 under spindle". 3. As soon as the malfunction is remedied, press one of the following keys: [FEED START] [CYCLE START] Message is cleared. The workpiece changer can be moved to its home position with the service function M90 and M271 as far as the switches signal OK again. Chapter 2.11 ‘Workpiece change’ on page 12