Sime super 90

[dsmart]

Heating fine but no hw. Diaphram goosed. Can you change it on this one without taking the diverter out as the two nuts on that calorfier tank are seized solid

 

[Billy Bob Bob]

if its this one http://doc.sime.it/SimeWSPortale/vi...FAA-A54555233207}&userName=navguest&lingua=EN it looks a faf in situ,personally i would not bother,old boiler old dv,get a new dv from these DV.110 Giannoni Type D Multifit Sime 6265701 6102801 6102802 500567 87161567100 43001701 078331

 

[thereisawizza]

I think you can do in situ using 7mm mini spanner and philips bit in the end to remove top cover, not fun tho...