Our faq

I don’t get an output to the pump terminals on my EKW86 – 236/HCB86 – 236?

The pump terminals on these models are provided as a set of …

Is there a flow switch fitted to the EKW v2 or Herald Boiler?

There is no flow switch fitted to the appliance at manufacture.  It …

How do I put the appliance into service mode?

To the right of the display window there is a small hole …