I would have thought if the continuity checks out on the gas valve, the engineer then tested the pcb? We value your custom and also your security, doing nothing leaves you/your business vulnerable to potential hacking and/or possible data breaches. Get to grips with the different ways to turn your pension pot into an income do you want an annuity, income drawdown, lump sums - or a combination? If you have low pressure, there’s a good chance you have a leak in your central heating system. He’ll.