Worcester Combi Boiler Water Pressure Low. if the pressure gauge is showing less that 1bar then your boiler has low water pressure. Worcester bosch boilers will gradually lose pressure over the years.
A boiler leak can often be the culprit behind low boiler pressure. When the heating is turned off, the pressure gauge should read between 1 and 1.5 bars. 26 mar 2011.
if the diverter valve doesn’t sound like the issue, you can read more about “worcester boiler no hot water” in our full guide on the subject. push in the key and lock it in place, the key doesn't fill the system. I would not use it if the water pressure is that low. Identify and check the boiler.
