On 11/04/2018 17:05, Rob Morley wrote:
That depends very much on the particular faults - it could have been
something simple and trivial to DIY fix. Sight of the bills might be
enlightening (or the engineer might have made a small job into a big
one).

The guy who mends a boiler is not an engineer. That's the guy who
designed it.

Andy
--
Masculine gender includes the feminine...