On Sun, 30 Sep 2012 17:45:16 +0100, Bill Wright wrote:

How else could a meter be changed, even by the official people?

Just put a light to the gas and flare it off.

Some flare, this is the high pressure side of the regulator, it won't be
like setting fire to an open pipe down stream of the regulator/meter.
B-)


--
Cheers
Dave.