wired up gloworm boiler there are 2 valves heating and hw.the t/clock when it calls 4 hw the boiler fires up valve opens but after about 45secs it cuts off any ideas only seems to work if c/h is on at same time?
what are the regs on single electric oven which is built in to units connected to a 13amp fused spur behind it with no other means of isolation outwith would that be allowed ?
i have a combi boiler when i have a shower now the water fluctuates between hot and cold the shower is a mixer one it used to go cold if the hot tap in the kitchen was turned on but only then any ideas