C5 sx 1.8 51 plate tensioner diagram

[d.elson]

Hi guys and girls. Ok so cut to the chase, my tensioner has broke on my c5 (bad times) i have somebody that can fit a new tensioner no problem however the issue is they dont know how to wrap the belt around all if the "cog" type things. does anybody have a diagram on how to fit this....? any help would be greatly appriciated