In message , "Dave Plowman (News)"
writes
In article ,
raden wrote:
When the boiler fires up the circuit in the boiler is supposed to
send 240v to the pump but it doesn't. Done some checks on the pcb and
the circuit that controls the pump is not working.

I'd suspect a faulty relay on a device this old.

Nope, it's run by a triac

Then I'd suspect the triac. ;-)

As they say ...

No **** Sherlock

but there are usually a couple of caps which go too

(just for a change)

--
geoff