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alpha

  1. turnpin

    Alpha man.....

    :17:Well done for passing the 1k post mark Alpha man......great input to the forum's keep it up...regards Turnpin
  2. S

    Alpha CD35C not igniting

    Hi There new to the forum so hello. I have an Alpha CD35C boiler which will start, light c briefly comes on but quickly red light B is illuminated. Looking up online manual it says it has not ignited and to press reset. It resets ok but the problem just re-occurs. Its pretty cold tonight so...
  3. woodsy

    Alpha cb24x

    Been to one of the above this eve which is going to lockout in both hot water and heating with the main heat exchanger kettling badly. No air vents other than an auto vent on the pump block and was just wondering if anybody has expierience of the same problem with this boiler.
  4. Stoney Ground

    Alpha HE 25

    Changing diverter valve tomorrow after trying to rebuild it with the valve kit, as access was impossible. Have made client remove all boxing by right hand side which even stopped me getting the case off, any hints or tips that make this as easy as possible.
  5. hammers4spanner

    Alpha Intec

    Any ideas on this issue, This is the boiler at home and its doing my head in. Every night about 4.30 am it makes a loud hmm then 4 loud thud noises then abruptly stops and this repeats every night. Last night i caught the boiler doing exactly this whilst getting a drink , nothing showing on...
  6. S

    Alpha cd35 c spark genny

    Hi al,l a customer of mine has a apha cd35c not sparking, replaced the genarator lasted a day and stopped again, replaced again and fitted new ht lead thinking it was a duffer, and its stopped again 2 days later no spark again. i see the genny has 2 lead outs, my ht lead is in the left hand...
  7. A

    Alpha CD28X no lights or power. (combi)

    Hi all, Just a bit of advice re this boiler. Customer called to say no lights or operation at all in any mode. Visited about 8pm on way back from other work and tested. power coming through to boiler but iaw instructions checking with multimeter nothing on the pins which led me to diagnose...
  8. T

    Alpha cd35c

    Just had a call out to a alpha cd35c Completely dead = pcb fuse popped. Replaced fuse and did short circuit test to try and find why it went, was reading 35.8 ohm unplugged everything but sill only 35 To my understanding of breakdowns (limited) it should read over 100ohm Fired boiler up and...
  9. T

    Alpha CB50

    Hi guys can I pick your brains? I have been to an alpha cb50 and it's a flashing yellow light which indicates a temperature sensor fault. There is no hot water on demand or in storage, I have replaced both the wet and dry pocket sensors and the fault is still showing. Anyone got any ideas? I...
  10. T

    Alpha flowsmart

    Hi I am installing my first flowsmart system in a couple weeks, what's people's views on them anything I need to look out for?
  11. hammers4spanner

    Alpha intec

    Got one of these in my own home and for some odd reason a couple times through the night it will make a sudden buzz noise promptly followed by a few dull thuds . Phoned alpha and they had no idea !!! Anyone??
  12. A

    Alpha 280e

    Not firing on this one. Fan runs and aps light goes out, so all good there. No sparking or power to gv, got 240v going to ignition board. Electrodes were out of shape but moving them made no difference. MI's say replace ignition board, always a tad worried on board replacements just in case...
  13. W

    Alpha he cb25, flashing lights, repressurised

    Yesterday I bled the radiators for the first time in the flat that I bought last year. Today my boiler was displaying red and Amber flashing lights which, when I checked online, meant that the system had depressurised. I have then used the filling loop to re-pressurise the system and have got...
  14. W

    Alpha he cb25 red and amber flashing lights, please help!

    Yesterday I bled the radiators for the first time in the flat that I bought last year. Today my boiler was displaying red and Amber flashing lights which, when I checked online, meant that the system had depressurised. I have then used the filling loop to re-pressurise the system and have got...
  15. A

    Alpha 30CDS. Circulation issues. pressure gauge flickering. loud banging

    Ok went to this boiler on Friday, loud banging and going to lock out. Flow getting hot, nothing coming back. Went back today, fitted new expansion vessel - external of boiler as not enough clearance to get old one out. It hasn't helped, the boiler will run for longer before going to lock out...
  16. N

    Alpha HE CB33 Problems!

    Hi, I've done a bit on these boilers before but this one is being a right pain. AAV has been changed due to it firing water everywhere, PCB also change it got a little wet! Diaphragm changed due to no hot water diaphragm was knackered to say the least. so Boiler fires up on heating works...
  17. C

    alpha cd28c hot water problem

    I am working on a alpha cd28c combi, i recently changed the diverter valve as the tennant had very little hot water and when the hot water tap was running the boiler would stay on telling me its not a blockage in plate heat exchanger and not overheating. it was send the hot water down the...
  18. G

    Alpha combi boilers

    Went on their training course last year and all seems good but still not fitted any. What is your opinion on them guys? Also do you think the commissioning of them is a bit long winded? I am currently fitting Logic plus and Vaillant boilers but Alpha prices are looking quite good for the low end...
  19. S

    Any experience with Glow-worm or and Alpha boilers?

    Just had some combi boiler quotes in, quoting for Glow-Worm and Alpha boilers. I've never heard of either and wondered if anyone had any experience good or bad.
  20. L

    Alpha hecb33 not firing up

    Hiya guys I had a issue with diverter valve on my combi so I replaced the diaphragm in it. Trouble is my boiler is not firing up now when I call hot water or heating. I am thinking it could be flow switch, if so any way I can test it

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