On 02/08/2018 11:30, Max Demian wrote:
On 02/08/2018 07:46, Brian Gaff wrote:

Â* I bet there are houses still running that have old rubber covered
wiring in
them, andÂ* its only when it goes phut anyone bothers to worry.

That's OK provided it had the original lead sheath as an earth connection.

??????

Rubber insulated cables were widely used long after lead sheathed cables
went out of fashion. And the lead sheathing might not always provide a
good earth due to creep under the clamps at the junctions leading to
poor contact.

--
Mike Clarke