Recent content by leooon

  1. L

    10 year old Grandee condensing oil boiler and Honeywell ST6400C - CH only works if HW set to on

    Hi, He did, and he said he will go away and price up for the parts that could potentially need replacing, but I don't think he gave me a definite "this is the problem, this is what I need to fix it". He was the first person I've asked to have a look, so I'll probably try a couple others? Hi...
  2. L

    10 year old Grandee condensing oil boiler and Honeywell ST6400C - CH only works if HW set to on

    Hi all, I moved into my current house this year and since moving in the boiler has had a strange issue where I can only have the CH on if the HW is also set to on. If I set CH to on, the boiler turns on but doesn't "ping" into action until I set HW on too; if I set HW on with CH off the rads...
Back
Top