Technical Urgent help needed

[bikes-for-me]

:worship::worship::worship::worship::worship::worshiplease help,i am changing the clutch in my 1.9JTD.I have the gearbox out,but i have noticed i can rock the middle of the flywheel.
Should there be free play on a dual mass flywheel,and if so how much,i have the cd manual but can not find it.
Please help car in bits and dont wont to put clutch in if its worn.I have not got the money to replace flywheel or i would.:worship::worship::worship::worship::worship:

 

[JTDman]

There should be some play but im unsure just how much , i could move my old one about 10mm and changed it but unfortunatley i cannot confirm if it was the problem as the clutch plate had been fitted the wrong way around when i opend it.