Search results

My boiler is ravenheat rsf 10/25 combi boiler.It is about 10 year old. Fires up intermittently.Boiler operates by 2 switches on wall 1st. operates power the other is a timer switch.On switching on main power switch the pump is running all the time.l know there is a problem with the timer...

Hi This may sound like a silly question,but can anyone tell me what is the difference between a timer and programer? My timer isn't working and when l went to purchase a new one l wasn't sure if should buy a timer or programmer because they both have similar descriptions. My boiler is a...