Recent content by Calum Muir

So it seems the pressure relief on the expansion tank is passing, constantly dripping but the boiler locks out even if there is pressure in the system. Also pressure drops rapidly when not running but holds when boiler runs.....strange. Plumber has been called but I would like to understand...

Yeh, seems logical as this would give CH when HW is demanded and might be the reason it is looking out on HW as it will not be seeing adequate flow. I have had the actuator (honeywell) and valve apart and can't get it running on manual of I hold the microswitch down

It is s plan with two 2 port valves. Central heating is running sweetly but I have a suspicioun that the CH is topping up the HW but have no way of proving this.

Hi, I have no way of telling(?), just get the red pilot light. Thanks

Hello all, First Post so I will get right to it. Got a 3.5 year old firebird oil boiler and within the last few days (I think) it has been locking out when running for hw, once it has locked out for hw the ch heating locks out until it gets a rebot then runs fine of the thermostat..... Until...