you need to repressurise boiler using filling loop
alan, November 2008
thankyou for your help heating is back on thankyou again
margaret dempsey, November 2008
Sounds like you have low pressure in your system. You must have a gauge on the boiler where the needle must read approx 1 bar. Dependant on boiler you may have a filling loop (silver flexiible hose) or internal tap on boiler which enables you to raise pressure on boiler to 1 bar .
