Corsair H80i v2 running HOT repair

this is the watercooler from my media pc its running extremely hot so i thought i would take a look and find out why .. yer ,. i found out .. wonder if this is just something that happens too them all eventually sorry about the potato camera its the only one i have im no pewdiepie or Linus tech tips 4k ultra pockets hehe thanks for watching and please like and subscribe it helps us little guys out more than you can imagine .. i seem too have forgotten too add the temperature before and after thanks to bombrad bombrad for spotting this . the before can be found at 3:59 and it was around 83c - 90c on all cores at idle ( ambient temps were about 20c ish ) after around 23c - 24c on all cores at idle ( ambient temps were about 20c ish )