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  1. E

    Alpha CD32C

    Just got the following from letting agent, I replaced Fan beginning of December, attending today any advice please Following a boiler repair and service a month or so ago i have been having issues with my boiler . When I switch my boiler to turn the heating on the boiler occasionally...
  2. D

    Alpha C27 Neon A on, Neon B flashing

    Hi all, as as title I have this issue with the boiler, the help manuals say DHW flow switch or a pump issue..... But, when he the boiler is in fault and we go out or leave it, it seems to reset itself and we've come home to the radiators warms or hot waster available. also if I open a tap or...
  3. O

    Boiler ALPHA CD28C repressurize

    Hi, My boiler is losing pressure. I cannot not find the filling valve. Can anyone help, please? Many thanks!
    • Orange
    • Thread
    • alpha boiler
    • Replies: 9
    • Forum: Boilers
  4. Dom Perkins

    Alpha InTec C Gas valve / controls Q

    Good Evening, Where could I ask some questions or 'who' could I ask some questions about controls with boilers?
  5. P

    Alpha 26c Boiler - E10, Low Pressure problem

    Hi Chaps, I have an an issue with a Alpha 26c Combi Boiler which has shutdown providing the error - E10, Low pressure. The unit has been running fine for nearly three years so this is a first for me. When looking at the pressure gauge I see it's dropped out the green to 0.5bar. From what I...
    • Phixer
    • Thread
    • alpha boiler pressure
    • Replies: 6
    • Forum: Boilers
  6. 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
  7. 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...
  8. 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.
  9. 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.
  10. 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...
  11. 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...
  12. 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...
  13. 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...
  14. 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...
  15. 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?
  16. 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??
  17. 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...
  18. 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...
  19. 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...
  20. 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...
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