On Sat, 14 May 2016 14:00:53 +0100, Fredxxx wrote:

On 14/05/2016 05:27, Rod Speed wrote:

For replacement car parts there is. If you run a business or own a house
and want effective house insurance, you conform to the
installation/servicing manual of the gas appliance.

If you run a business, yes. If you are private householder, no. not
following a servicing manual (or more usually not having one to begin
with) will not invalidate any insurance you have unless you have
deliberately incorrectly answered a specific and relevant question on
the proposal. For consumer insurance Uberrimae Fidei no longer
applies.