Hye Guys. I am really need help from you. I have few faulty feeding pump with me. Initially the problem was motherboard faulty.then I order new board from Fresenius. When new board arrived it comes with no IC for the microprocessor, M2000 V1.2a. So I took from the faulty board and put and new board and I fix into the machine. After running the pump for few minutes, Error 01 appears, motor faulty which initially that error not appeared. So guys, did anybody experiences troubleshooting this Equipment. Besides that, can anybody share with me the service manual for this model.