Schneider senator mc2

Help please intermittent fault. Cut started half way down knife stops. Barrier clear cannot engage knife change. Led for knife stop at extreme left of machine control buttons comes on and cannot be turned of . If machine turned of and left for an hour or two machine can be wound back up and used again

 

Hi sir
Please do this: use the schematic diagrams
1)cam switch defective
2)or wrong adjusted
3) test +24Vdc for the electronic, some electronic components, like: capacitor, transistor, or Bridge rectifier : leakage or faulty.