Just when the end is in sight something else crops up. Apart from some gunge clogging up the tap and shower nozzles there was a lot of air in the pipes, that wasn’t clearing as it usually does. Investigations led back to the Tank transfer valve. The lines from both tanks contained no bubbles of air but from the valve on great gulps of air coming into the system.
I’ve had the valve apart and it doesn’t look bad so now looking at pipe connections. The old pipe is getting somewhat stiff and brittle so may have to replace that. Ho Hum, nothings straight forward is it.
On the plus side The new love seat has arrived and is fitted,
4 Kidneys and a Wonky Leg 