Thanks.
...so the boiler is boiling the water... and sending it to the tank...
...is there any reason why it would only send a small amount to the tank?
...or could there be a problem with not enough new water getting into the boiler?
Any ideas? How could I check?
Charles is...
I have a wall mounted gas powered Potterton Netaheat 10-16.
Next to it is a Randall 102 Timer. It has options for "Hot Water Only" and "Central Heating and Hot Water". The switch is turned to "Central Heating and Hot Water".
I think the boiler then sends its water to the tank in the...