my computer is a Time, model 7321 it has dedicated keys H1 to H5 do i need soft ware to program them , if so can this be down loaded ,have had several problems sorted before by so called experts
have had this type of problem, cured this by changing the ch and hot water themisters ,also could be the change over valve diaphagm perished neither jobs are DIY call an engineer
it's important to connect a shower direct to hot and cold supply tanks via a shower pump so the pump does not suck in air with the water as this will cause the shower to spit and splutter there is a special dip tube connection for the hot cylinder and a standard speed fit connection will do for...
I dont see what draining the system has to do with the pilot,servicing will cure it, it's either dirt in pilot,small leak to pilot connection, or pilot ignition lead
if the warm water u have is what left before break down agree could be fan,but if boiler sometimes fires it could be the soleniod coil inthe gas valve this cools and operates then warms and fails, not a job for u but not expensive coilsl are changeable call a corgi installer
boiler cutting off in a few mins can be caused by a blockage in the fan venturie the pressure switch loses the variation in pressure.cure remove and wash out venturie
pleased with my vaillant, on old systems flush well even to the point of removing rads to flush, us a ch system cleaner and i've fitted a fernox boiler buddy filter which does a brill job
dave
no just a standard bbu my problem is the box activates the valve coil but no spark, will by pass t stat it may be arking on the contacts and upsetting the box
i'm a corgi registered installer, the back boiler fails to light the ignition starts the valve operates to put gas on pilot but no electronic ignition there is gas on the pilot have changed the electronic box twice incase the first new one was faulty still no ignition, does the ignition box...