On 07/10/2020 22:37, PeterC wrote:
On Wed, 7 Oct 2020 16:11:49 +0100, newshound wrote:

Depending on the design, there is often a gate valve somewhere near tehe
tank (or possibly from cold cylinder to tank) that you can turn off
(recognisable by round pressed-steel handle).

Often won't move or, IME, turns 'off' but actually does FA.

or turns off and never turns back on again, with the spindle just
twiddling...




--
Cheers,

John.

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