boiler

  1. W

    Recommissioning Boiler

    My boiler was fitted about 4 years ago. Its a Valliant Ecotec32 and was installed on the outside wall of my garage. I've demolished the garage now and a new one has been built. The flow, DHW and cold inlet pipes are all back in place and the gas pipe is about 1 meter away in 22mm. The pipes...
  2. D

    AMF Venner Thermostat issues

    Hello, I have recently moved into a property with the thermostatic controls shown attached. I am currently able to switch the heating on continuous which is fine for now. However unsure of how the clock works and if it does work? Also the boiler seems to heat up the two radiators downstairs...
  3. L

    Vaillant Ecotec Plus 418 - Heating Issues (Constant Anti Cycling?)

    Hi All, Looking for some advice please! Not sure if this could be a DIY Home fix or if I need to call an engineer. I have a Vaillant Ecotec Plus 418, which appears fine on the hot water side and is able to maintain temperature however when I call for heating, initially it seems to go for a...
  4. M

    Keston C36 No hot water in morning

    Hi everyone, I can see a few people had this issue, but its not entirely clear if or how it was resolved, so I'd really appreciate some help here. The symptoms are as follows: Open hot tap DHW demand light stays dark Display temperature remains constant/room temperature Water is cold Central...
  5. P

    How to Repressure Boiler (Performa 24) after having bled radiator

    Hi, I just lost all pressure in my boiler after I bled all the radiators in my flat. I have a Potterton Performa 24 boiler, and am in a flat on the 3rd floor in a building with quite a few other flats. I've attached pictures of the valves and pipes I have in the boiler. Please could...
  6. K

    Am I being spun a line re: efficiency of Camray 5 oil boiler?

    Hi all, Newb here. I've been reading some of your threads and it seems there are some very smart folks here who may be able to help with a head-baffling question. We're in a rental home and we have a 20yo oil boiler, the Camray 5 95/130A. It's had the burner replaced with a Riello RD3 that the...
  7. C

    Microbore copper and new boiler

    We had a new boiler (ideal Max 24) installed in April. Long story short, house is 20 years old and pipes are microbore copper 8mm. We have no heating or hotwater. New boiler has never worked great. Had power flush, new pump, new divertor and ideal engineer to make sure boiler was not faulty...
  8. B

    Worcester 32cdi and hive

    Had a greenstar 32cdi compact fitted years ago, after my old tank system failed. I had hive heating and hot water installed for the old system, as it would heat the water. When I had my Worcester installed, I kept the hive heating, the fitter said it would just work with the thermostat and...
  9. N

    Viessmann vitodens 050-W valves

    Hello, I stupidly was fiddling with the isolation valves in my viessmann vitodens 050-W boiler and forgot which direction they go in, I have all valves open currently, the hot and cold water, flow in and flow out valves also. Is this correct?
  10. J

    Worcester Bosch HeatSlave 20/25 HW but no CH

    Hi, hoping there's someone here who can help! Background: I have recently moved and inherited a Worcester Bosch HeatSlave 20/25 oil combi. It played up within 2 weeks of moving in, and I've had an engineer out to fix it - about 6 times! Several things were replaced, and the heating system has...
  11. H

    Boiler short cycling for no reason- temp doesn't get any higher then 50deg

    Hi I have a Worcester Greenstar 32 with a Megaflow unvented cyclinder and its been running great for he last 4 years. This week we noticed the radiators are not as warm as usual, for some reason the boiler heats up but doesn't get much above 50 deg before cycling on and off every few minutes...
  12. G

    Nest Gen 3 to replace an old Horstmann Potterton controller to a Ideal Mexico 2 Boiler

    Hi, We have just moved in to an old property with a Ideal Mexico 2 boiler controlled from a Horstmann Potterton controller. The timer function has just stopped working and I thought I could upgrade the potterton controller to a Nest thermostat with heat link. I think the Ideal Mexico 2 is a...
  13. D

    Mixer tap turns on by itself

    I have a combi boiler driven heating system and a mixer tap in the shower, the one with temperature control knob. After a shower, when I turn off the tap, it doesn't go to zero position but the water stops completely at say 30/100 position (100= fully open). Then after few hours, mostly in the...
  14. V

    Plumbing bath into boiler condensate drain?

    Hi First time poster here. Looking to renovate old bathroom on 1st floor of 1950s semi and want to relocate bath to a different corner. Is it possible to plumb the bath drain into the condensate drain pipe fitted for a combi boiler? It's a 1.5 inch PVC pipe which runs out of the external wall...
  15. J

    DT10RF Battery

    The system is 10 years old. I have changed the Digistat battery after the icon started flashing but it still flashes. It's a new battery from a recently bought pack. I have already changed it twice but it is still flashing. Any advice please? Thanks
  16. A

    Salus RT500bc not sending signal please help we are cold

    Suddenly the thermostat has stopped sending signal to put the heating on. I’ve tried changing the batteries.. The red light is flashing on the receiver and on auto. I’ve tried turning everything on and off again . Its not kicking in when I turn the temperature up on the thermostat the flame...
  17. Y

    Boiler Not Firing for Heating - Works for Hot Water

    Hi looking for advice in where to start with fixing our boiler. The boiler doesn’t turn on when central heating only is on, but seems to work fine when hot water is on. Three way valve seems to be fine, in that radiators warm up when hot water and central heating are on, and cool when only hot...
  18. C

    Plumber tells me diverter valve needs changing? Weird humming from boiler when rads turned down

    Hi all, Been having a strange whining/humming noise coming from my boiler. (Combi boiler - Ferroli i25). When the system is on and all radiators are on full heat it works perfectly, however when one is turned down the boiler makes a fairly loud vibrating/whining/straining noise, and when that...
  19. M

    Vaillant boiler - short circuit - pure floor heating

    Hi DIYnot, Firstly, i will apologize beforehand as my english is not perfect. I am from Denmark, seeking some guidance as i haven't managed to find a plumber or a boiler technician who can help me with my problem. I have had a bigger renovation project where i switched from radiators as a...
  20. S

    Heatslave 15/19 oil boiler - intermittent lockout issue

    Hello I am hoping someone can help. We are having issues with our boiler. When we are just using the boiler for hot water there are no lockout issues at all. However, when the heating is in use it the boiler will lockout around 30-60 minutes after the heating has come on (it can sometimes...
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