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vokera

Recent contents Top users
  1. S

    Vokera Excell 80 E DHW cool

    Hi guys,I hope you are all well and ready forxmas.Ifsome kind engineer out there could share their thoughts on a fault with my boiler that would be great. The fault is when there is demand for DHW,the boiler fires up and keeps fired but the hot water never gets hot(luke warm)then nearly goes...
  2. B

    Vokera Compact Se constantly filling

    Hi all, called to look at a Vokera compact Se (2005)where there was water constantly filling from the domestic hot water over pressurising the boiler. Checked expansion vessel and ok. I can't see any divertor valve, so am I right in thinking that there is a leak in the heat exchanger between the...
  3. A

    vokera compact 24 no led lit

    Hi all attended boiler flashing red/green call vokera stated faulty thermistor , replaced turned on no led at all. turned power of checked internal fuse ok turned power back on nothing off again left 30 sec tuned on fired up green light. landlord called tenant said gone off no led light so...
  4. L

    Vokera 28 linea.... Passing at new PRV

    Pressure at 0bar but still works. When heating called for pressure rises to 3bar and wets the dog.
  5. J

    Vokera option HW issue

    Evening Chaps, Got a Vokera option. Hot water runs hot then cold. Boiler not modulating to low on HW. High and low gas pressures are correct, Replaced DHW thermister. Its a twin pass Heat ex Thinking blockage maybe? Any help appreciated Cheers
  6. E

    Vokera compact 35kw

    Alreet ladies. After one tissue to the neXt. Went to compact 35he Ratio 0.0082 CO 408 Co2 5 Burner 10.2 Inlet 10.2 Was diagnosed by service guy. I just fitted Venturi and then carried out checks, she were rough! Clean side fine. So all I can think is that the gas valve been fully opened...
  7. P

    vokera compact 25he

    I have a problem with Vokera Compact 25he combi boiler. I'm registered gas engineer. When I came there first time I noticed that the boiler can't start because of air pressure switch. I checked that and it is ok. Replaced fan, cleaned vonturi then, so the boiler started ok on hot water and...
  8. J

    Vokera Excell 96e Boiler Fault

    Any suggestions please: After a short period of operation, burner switches off and boiler appears to lock-out on both CH and HW only setting. Flue diagnostic LED illuminates and status LED flashes. And then seems to auto-reset, start up, operate for 30 secs, then repeat - 10 secs off, 30 secs...
    • jy965497
    • Thread
    • boiler fault vokera
    • Replies: 3
    • Forum: Boilers
  9. W

    Leaky vokera linea one

    I have 5 of these to maintain. 3yrs old. 3 of them have the same fault- leak on the heat exchanger pipe . There is a oring ( no.10026324) . I replaced oring but leak still exist . It is just smaller than before. Any ideas how to get rid of it?
  10. G

    vokera compact 25he

    fan stay on constantly unless switched off at mains. boiler tries to ignite a few times then locks out. red light on
  11. I

    vokera compact 25 HE condensate issue

    I'm fairly puzzled by this one chaps, it's the compact with the secondary heat exchanger that the fan blows through. It seems that condensate is running down passed the fan in in to the bottom of the burner chamber.. initial brief investigation seems to be pretty clear combustion air path and...
  12. M

    Vokera vision 30c boiler losing pressure

    The boiler is 2 years old and we recently renewed the radiators. All summer when the heating was off the pressure stayed stable at 1.5 bars. Now the heating is on the boiler is losing pressure so much so that we are having to top it up twice a day. We have checked for leaks and can find none. So...
    • multiskills
    • Thread
    • boiler pressure vokera
    • Replies: 0
    • Forum: Boilers
  13. G

    Vokera linea 28 intermittent fault.

    Hi earlier this year I was called to a vokera linea 28 that was cutting out intermittently with no fault code, requiring the customer to reset the boiler to get it to come back on. When I attended site I noticed the pressure gauge fluctuating and slowly rising up to near three bar as it heated...
  14. G

    Vokera linea 28 intermittent fault..

    Hi earlier this year I was called to a vokera linea 28 that was cutting out intermittently with no fault code, requiring the customer to reset the boiler to get it to come back on. When I attended site I noticed the pressure gauge fluctuating and slowly rising up to near three bar as it heated...
  15. P

    Vokera Linea 726 boiler losing pressure when central heating is switched off

    Hi, I'm new here and this is my first post. We have a Vokera Linea 726 boiler which is, as best I can remember, about 10 years old. When the central heating is not on, the hot water is fine and the pressure remains around 1.5 bar, which I think is about what it should be. However, when we switch...
    • PJR0511
    • Thread
    • boiler central central heating heating pressure vokera
    • Replies: 2
    • Forum: Boilers
  16. T

    Vokera Compact 28 Gas Valve Fault

    Heres a funny one for ya'll, went to a compact 28 which will not ignite. Its had a new pcb and 2 gas valves as its getting to ignition stage and wont open the gas valve. I checked for 240v at the board and 240v at the plug going in to the gas valve. I'm left thinking its a bad batch of gas...
  17. S

    start up problem with vokera linea 24

    boiler was working fine then came home and it had stopped. The pressure was very low (bottomed out) and had red light on. I have refilled the loop to around 1.25 bar and now when I turn the boiler back on, the green light is on but there is no heat either for the central heating or for the hot...
  18. S

    Fitting room thermostat to vokera excell 80 E

    Hi guys,Im wanting to fit a room stat to this boiler.The wiring diagram puts the thermostat between terminals 1 and 3 and remove the existing link from 1 and 3 does this sound right?Also what position does the mechanical clock need setting?after fitting the stat?it has a switch built into it...
  19. A

    Vokera Unica HE 55 code fault then nothing

    Hi, I was hoping you guys might be able to help me here. I was topping up the boiler the other day and got distracted and it ended up passing 3 bar. The PRV kicked in but didn't seal properly and as such I bought a new one and fitted today. There was the inevitable (I'm an amateur) water...
  20. N

    Vokera 29 HE - hot water, but no central heating

    Hello, I just moved into a house with this boiler. It was last serviced in June, but I imagine the CH part hasn't been used over the summer. Just before I moved in a couple of days ago, I had some plastering done that involved removing and replacing two radiators. I was told they...
    • NibblyPig
    • Thread
    • central central heating heating hot water vokera water
    • Replies: 12
    • Forum: Central Heating Forum
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