baxi 105e oressure problem

[seanmfc]

can anyone help with the above problem
i have had a new plate heat exc fitted but still am dropping water pressure anyone got any ideas

 

[penfold46]

PRV shot?
Water leak?
EV Shot?

Could do with a little more info really.

 

[seanmfc]

hi
there are no water leaks just checked everywhere over the last year the boiler has had a new diverter valve,pcb board,plate heat exc,and a prv i think it only leaves me the ev will try anothe prv as thats the cheap option

 

[picasso]

Got any central heating pipes running under the floor ? a lot of pipes were run in the screed without any kind of protection, you might be one of the unlucky ones.

 

[seanmfc]

luckly for me they are all ok all wooden floors no water marks anywhere

 

[seanmfc]

checked everything i fiddled about with the prv and its still losing pressure but not as fast before i done that i did notice a small trickle of water coming out of the overflow fingers crossed its only thr prv