Change control related

If we are installing new machine so whether existing and proposed system will Always be not applicable in change control form.

Please clarify your question precisely.

Do u want to know what should be written in change control form for existing procedure and proposed action for new installation of machine?

Sir I want to say that If we are installing new machine. NA is write in existing system, I have seen till date. So is this right or wrong.

Yes sir

Yes, correct.

Yes, you can write 'NA’to the existing system.