Greenstar Highflow 440?

d5 code appeared, pressed spanner button till red then pressed ECO -- 11 appeared but still the pump does not come in - what ndoes this mean?
Alastair, February 2023


done
It's in here:

https://www.worcester-bosch.co.uk/support/literature/download/6720818076

Check the condensate pump and pipework are clear and functioning OK.

Dndbdh, February 2023
link Click here to see other fixes for Greenstar.