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alpha

  1. S

    Alpha cd28c fault

    Hi, I have a boiler that is driving me mad. The boiler in question is a Alpha CD28c lpg. It is in a rented property and has not been used for a long while, although the boiler is only 3 years old. I have had to change the lpg rig as not to current standards. Initially the boiler would not...
  2. I

    Alpha cd25x diverter valve

    Seems the one I put a new actuator on also has a leak thought the center of the valve. Got quoted £76 or a replacement center kit which seemed a little steep, anyone got any other suggestions? Thanks in advance :yes:
  3. C

    Alpha CD35C Boiler Slight Leak

    I'd be grateful for any advice: I have an Alpha CD35C installed in the garage. I've noticed that when it is very cold overnight there is a small amount of water on a worktop under the boiler. The water seems to be coming from a small hole in the underside of the casing on the right-hand side...
  4. G

    alpha cb24x hot water

    going later today to check boiler. customer saying hot water downstairs but only lukewarm upstairs. im thinking diverter, as its obviously switching because its getting lukewarm upstairs. wonder what you guys think?
  5. J

    alpha 28x intek

    hi lads fitted alpha 28x intek approx. 5month ago was linked into exsisting Honeywell room stat worked fine until last week diverter valve would not change over to water when req. rang alpha tech line for engineer to come out under warranty once I told him had Honeywell stat refused to send...
  6. Riley

    Alpha 280e

    Morning chaps just went to quote for a job, boiler not always firing for hot water. No problem DHW switch not making. Tennant also mentioned that the boiler was making a knocking noise. I had heard this when I fixed the switch and just assumed that the hex was kettling. Ask if the tenants had...
  7. A

    Alpha HE CB25 no ignition

    Plumber mate of mine has one of these boilers and rang coz there's no heating or hot water. He says fan kicks in and starts to spark but never fires up and locks out straight away. I've never seen an alpha so thought I'd ask if anyone if they hav came across anything like this. Thanks
  8. B

    alpha cb24x red a light flashing

    hi, I replaced a radiator my conservatory, bleed it and re pressurised the boiler, ever since it has been tripping out on overheat (red light flashing), I have done this with several other radiators in my house and it has been fine. My guess was I have air in the system, before when I have done...
  9. M

    alpha cb 50 parts

    Went to this tonight and water has been pouring out of hesting side prv. Buckets of the stuff. So disconnected filling loop without touching the isolator and it was dribbling a wee bit with great pressure behind it. So diagnosis was filling loop left on and now prv knackered. I looked at the...
  10. S

    New Boiler: Alpha vs Intergas

    Hello All, I'm having a new heating system fitted, the gas fitter has recommended an Alpha 34 whereas I was planning on having an Intergas combi fitted. I've tried searching for reviews on the Alpha combis but have not had much luck. What are your opinions on these two combi manufacturers...
  11. D

    Alpha hot water Diaphragm

    Hi folks, Just a quick question... Got a phone call yesterday; "heating fine, no hot water..!" The boilers an Alpha Ocean 240E. I've not had the privilege of working on one, or if I have it has long been erased from the memory banks..... Now looking at the mi's the water section and diverter...
    • diamondgas
    • Thread
    • alpha hot water water
    • Replies: 2
    • Forum: Bathroom Advice
  12. S

    grundfos alpha 2l 15 50 ----- not pumping

    hi all, about 3 weeks ago i fitted said pump and all was fine. but 2 days ago we started getting noises, banging etc. when i looked at the pump the power light was on, but not the speed setting light and the pump wasn't working. i unplugged the jack plug, then reconnected, the power light and...
  13. S

    ALPHA CD24C Primary pressure switch leaking

    hi all newbie here. so i have just put the central heating on and ten minutes later hear dripping water from boiler, alpha cd24c 5year-9mnth old removed front casing to see water coming out of the pressure primary switch housing (not its seating) so a couple of questions. 1 think i got extra...
  14. M

    Brand new Alpha Boiler. Got hot water but no heating.

    Boiler commissioned last Thursday and all good till pressure started dropping & got an error for low pressure. Filled up & having read on here that likely reason was a leak, turned central heating off and closed flow & return to see if pressure stayed put. It did. Located my leak and put that...
    • malthouse
    • Thread
    • alpha boiler heating hot water water
    • Replies: 4
    • Forum: Boiler Advice Forum
  15. T

    Alpha boiler engineer in Kent?

    My alpha cb28x is heating the radiators although set to HW only. I've tried turning the CH thermostat to zero but makes no difference. The hot water is working fine. Can anybody give me an idea of what might be wrong and how much it will cost to fix? Thanks.
  16. T

    Alpha CB28X CH turning on with no demand

    Can anybody advise please. The boiler is set to HW only but the radiators are being heated - the burner is staying on all the time. Tried turning CH thermostat to zero but makes no difference. HW working fine. Any advice would be much appreciated.
  17. D

    alpha intek 28x

    Fitted an alpha intek 28x today should have been a straight forward combi swap, it took 7hrs. The Flue connections were awful, the pipework was not the standard f hw g cold r and I couldnt get the zone valves and salus unit to wire in and work. Ended up sticking a standard room stat on and...
  18. G

    Alpha CD25X - No central heating

    Hi, I had an Alpha CD25X installed at home nearly 3 years ago but last week it ceased to provide central heating although the hot water is working fine. The pressure on the gauge is fine, there are no error lights but even if I turn the CH temperature up to max and turn up the thermostat the CH...
    • G1ZmO
    • Thread
    • alpha central central heating heating
    • Replies: 2
    • Forum: Central Heating Forum
  19. N

    Knackered alpha cb28

    Hoping someone else has come across this before, got sent to a hw fault on a alpha cb28 so took dv,washer set plus micro switch. Found when i got there there had not been hw 3 months and htg was hit and miss. Typical alpha it was leaking everywhere could not find a dry joint in the boiler a...
  20. L

    Alpha cd28x

    Hello i have an alpha cd28x combination boiler and the hot water seams to initially be fine then runs cold after a few moments. The boiler then has all four lights flashing on the panel and I need to reset the boiler to be able to get and hot water. Any help please as to what could be the...

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