cdi pump

Hello, I have a problem with my Worcester Greenstar 42cdi. It was working fine until yesterday. when I noticed that the hot water would not get hot. upon further investigation, I am even more baffled. The boiler is in the upstairs bathroom. 1. Bathroom sink, (closest to boiler) gives warm...

Looking for some advice and or comments regarding my new combo boiler. I had a new Worcester Bosch 38cdi Classic combi boiler and smart 'Wave' controller / thermostat installed last January (i.e. 10 months old) by a local gas safe registered heating engineer. Everything appears to be working...