Recent content by doncorleoni

Yup does indeed look like it :( but I don't blame them to be honest running another cable up to the valve breakout box from the programmer would have been a bitch of a job behind tiles etc. Found another post saying: For heating to be on by itself, there must be 240V on the grey wire. This...

Great many thanks for replies so far :) had a look at the wiring and it does look like its been wired up as gravity fed. The programmer seems to be missing a connection (hw off) to common (number 1 on control back panel). Possibly as the new heating system was installed in place of an old (25...

I have a quick question regarding the central heating system installed a few years ago....I have recently noticed that I cannot turn on CH independently from the HW. The 3 way Honeywell valve seems to be working fine and is diverting hot water to the rads and HW cylinder (or both) based on...