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  1. P

    Worcester Greenstar HE ZB 7-28 not firing up

    What seems to happen is: I press the unlock button and it goes from flashing EA to -- to a temperature. It then goes (for example) 29, 30, 31 then 30 29 The red flame light comes on for a few seconds and it climbs again 29 30 31 32 then falls again a couple of degrees and the red...
  2. P

    Worcester Greenstar HE ZB 7-28 not firing up

    After a few attempts, it finally got up to temperature and stayed on. But last night, it stopped again. Flashing EA and lock light flashing. When I restart it starts to climb in temperature to low 20s and then cuts out, but doesn't go through display alternating between -II- and the boiler...
  3. P

    Worcester Greenstar HE ZB 7-28 not firing up

    Thanks Pete - will leave it then to see if it completes the cycle. Many thanks.
  4. P

    Worcester Greenstar HE ZB 7-28 not firing up

    Boiler was working great. I thought I would be clever and bled two radiators. That went well, but I didn't repressurise the boiler. So when I tried to bleed a third radiator, no air or water came out of it and I didn't put the cap back on properly. Anyway, that caused a leak and the...
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