Questions & Answers for: thorn Water Heaters

thorn m gas boiler wich way is the water pump facing up or down ? thanks Hi alex1000 I'm Harvey the Master Plumber. Water pumps should always be horizontal or up. Never down. That would allow a place ...

changing boiler programmer wiring diagram required to change the thorn programmer in a myson apollo 40s boiler to a potterton myson EP 3002 programmer. A diagram for the thorn programmer would help. ...

...warm on top. took them off and flushed the out (lots of thck black oily gunk) the boiler is v old (thorn m b71238/4 ) there now appears to be no water pressure to bleed rads so they are still cold. ...