I don’t use it on a timer only controlling the heating by thermostat. Appreciate advise from experts or users who experienced the same problem. Done the same three times now, never had the problem before. I have to switch the whole system off and just put it on when we need hot water. It has started to fire up in the middle of the night (the timer is set to be off between midnight and 6am) and the water tank overheats, causing the safety discharge valve to open and the hot water then goes down the tundish to outside. Status Not open for further replies. The pilot light is the tiny flame inside the boiler that ignites the gas, which then consequently heats the water. No fault codes on the actual boiler. I realize the pump should kick in at about 8 deg & the boiler should fire up around 4 deg, But my boiler is firing up at about 7 to 8 deg which is going to cost me if this keeps up. I have a glowworm 30hxi and have just had a new grundfos alpha 2 pump fitted to replace the old alpha. Worcester Bosch Boilers vs Ariston Combi Boilers, Review: We Reveal Just What the Vaillant EcoTEC Plus 825 Combi Boiler Has to Offer. My flexicom CX30 failed and fault 9 was shown. It's a Glow worm 40ff, 18 yr old conventional boiler. J. josswallace . Pilot light has gone out and it wont relight. Please help. It could be a faulty connection from one of the components to the board, or the wiring harness. I have a glowworm boiler and went to turn it on the other day to find it wouldnt light. The same is happening on the water side of it. It’s like it has default to a standby mode. This is an intermittent fault and happens maybe once a week. when the heating is called for, the LCD screen shows its firing up but it only fires up for 10 seconds then shut off and doesn't heat up the radiators. I have a customer with a glow worm hideaway boiler that wont fire when the stat is turned up. Hope this helps anyone with an f43 error. I have a glow-worm 24ci. Terms of UseWe have placed cookies on your device to help make this website better. I have a glow worm boiler that is heating water ok but will not heat up the radiators. Boiler Quote. Betacom a Range John The instruction booklet appears to be wrong as there is no function on the handset to programme times for heating water only the temperature and if it’s on or off. glowworm boiler not firing up? Intergas . I’ve had F12 show up and i got Engineer in who stayed maximum 10 mins (£60 later)…… to tell me it was my PCB that was gone. It’s a white box at the back with two corrugated plastic pipes feeding it. I checked the stat and it appeared to work okay. One is to turn right to left or vis versa to increase or decrease the burn temperature and thus the heat of the water in the radiators. I will come back with some better info when I get the chance! Crazyface Tour Winner. Alas, we checked the pump and found it was not working properly. Our video can help you to solve the problem. Thanks. When you turn it on it clicks for a few seconds to turn the pilot light on as normal, then the clicking noise stops (as expected), however randomly after 15-30 minutes, the clicking noise will start happening again continuously whilst the boiler is on and working. Hi, I've got a problem with my boiler I was hoping someone might know what it could be (apologies for me explaining in very simple terms), we've been away for 10 days and have just returned and when I switched it on it's not firing up and there's no flame visible through the hole. heating was working fine before. Category: HVAC. When it goes out, there is no hot water and no heating. I have a glow worm ultimate boiler with a landys & gyr timing control unit for both CH and HW (options for on, off, once, twice). turn system off and move valve back and forth manually. I have a Glow worm Flexicom cx previously had its annual service, I was having to top pressure up as it was flashing F9 service engineer replaced a valve it now only runs for 2 hours then knocks of to flash 0-5 hence I have to switch everything off to top it up to get a couple of hours heating this is frustrating as it is freezing in the mornings as it doesn’t operate especially when It’s on timer for 5-30 am and obviously there’s no hot water when this occurs, I’ve got glow worm flexicom 30cx. A boiler that’s not turning on isn’t exactly ideal, but many modern appliances are designed to ‘lockout’ when there’s a fault or risk for your safety. Can you help? Betacom Range. Has anyone got a quick fix? Is there anyway this unit can be saved and brought back to life? In my case the heat exchanger is getting blocked by corrosion in the central heating system. Hello I have a glow worm hideaway ff when it gets to temperature and cuts off it won’t start again by itself I’ve tried another pcb board new danfoss 102 new thermistor new Honeywell t40 still won’t start even when cooled down in have to reset boiler itself any information would be grateful thanks, Did you solve this? Glow Worm Ultimate boiler firing up but no CH or HW. Joined Feb 27, 2010 Messages 4,903 Location Cheshire. The heating was coming on (timer) as normal and the boiler was making all the normal noises that I am used to, yet the radiators were almost completely cold (just had a slight warmth in the bottom of them). However, check there is power from the PCB to the gas valve. Five common faults with a Glow-worm boiler. If not, it’s not the gas valve at all, but either the PCB or the wiring harness. Sign up for a new account in our community. If you do need a new one, and can afford to I'd go with a Worcester Bosch over anything else, then maybe a Glow-worm or Vaillant. The thermostat communicates with the receiver, there is an audible click and yet the heating does not turn on. I know how stressful it is – I’ve been helping people in the Edinburgh area deal with faulty boilers for over 20 years, and I’ve had many a run-in with Glow-worm boilers in that time. 47-047-23) Combi Boiler, an old model from 2004/5. Combi Boilers . 1 of 3 Go to page. She get’s a flashing light on the ignitor saying the burner won’t come on. We have a main house and separate annexe which are supplied by two separate thermostats (Drayton digistat 2) which both run off the glow worm boiler. Thread starter #1. Discussion in 'Plumbers' Talk' started by amarh, Aug 18, 2012. amarh New Member. The fact that it takes some 30secs to kick in I'd say the valve may need replacing. Next Last. Lasts up to half an hour,worse if cold outside!! Only a month old . Discussion in 'Plumbers' Talk' started by amarh, Aug 18, 2012. amarh New Member. sometimes its 30 seconds & sometimes it takes forever. If your Glow-Worm Energy boiler is showing the F.22 fault code on the display panel, it means that your heating system has low water pressure. Central Heating Forum & Storage heaters Forums - Forum, Including ELECTRICAL. By poppy December 11, 2020 Boiler Repair 0 Comments. boiler recycling in my experience is due to a sticky diverter valve. Blue Duck, February 8, 2016 in Central Heating Forum & Storage heaters Forums - Forum, Including ELECTRICAL. My glowworm boiler isn’t showing any fault codes but we don’t have any hot water or heating, we have had fault codes previous to this, mainly f1, any ideas what this could be please. I’ve got cold water dripping from the bottom of my boiler when I turn the heating on and it reaches about 62 degrees but not when I turn the hot water on . By poppy December 11 , 2020 Boiler Repair 0 Comments. Gas Boilers . Hi I have a betacom 30 ( 2007 ) which appears to be asking for hot water all the time. You are not heating water unless you run your taps. Boiler shut down an inline fuse is ok an main fuse is ok but no power to boiler, Hi guys I have a fault on my glow worm xtra fast 120 e it’s coming up as 14 ff I’ve looked this up and it’s saying central heating flow temperature >97c can anybody tell me what this means please. How Much Should My Annual Boiler Service Cost? hi, i have a glow worm space saver 50 mk 2 boiler pilot light is on but is not firing up have changed thermo couple but still the same thermostats are clicking on and off any suggestions? didnt have much poking about time so will have to go back.. Could it not be a sticking valve? Discuss Banging noise from Glow-worm boiler in the Gas Engineers Forum area at PlumbersForums.net. it's only for the heating and the boiler is an ancient piece of carp. There we have it! What can I do? I'd take the valve head off and check operation is free moving. Have a new Glow-worm combi fitted in Jan 2017. I have a glow worm boiler that is heating water ok but will not heat up the radiators. A combi boiler will usually require to pause from heating the central heating water for your radiators while it’s heating the hot water for your tap, because they are often not build to supply enough heat to both the points at the same time. Betacom Range. The pump works however although it is turned off as normal by the boiler there still seems to be a small current leak to the pump resulting in a flickering display. 1 of 2 Go to page. Your e-mail address will not be published. The solution being to clean it or replace it. My mum has a Glow worm Hideaway FF boiler, and recently it’s had some problems lighting. How can she get confidence that when the timer comes on that the boiler will ignite? I've done the turn off and on thing. Go. Has anyone experienced this. K. kasser . Vaillant ... A thermostat fault may be causing your boiler to continue to fire up and stay on. If the pressure gauge on your Glow-worm boiler is showing anything below 1 bar then you may have an issue which can lead to your central heating system not functioning as well as it should. Glow-worm is part of the Vaillant Group, and the company has its own dedicated service engineers to cover both Glow-worm and Vaillant boilers. Glow-worm . That proves nothing though.... needs much more time testing. I get this every few years. Any ideas to help please? Hi, wonder if anyone can help? By If your Glow-Worm boiler has a problem whereby it’s locked out and is now displaying the F.83 fault code, there’s a problem with water not being heated correctly when it fires up. New Boiler. The pilot light is off and wont relight & doesnt seem to be firing at all. You can adjust your cookie settings, otherwise we'll assume you're okay to continue. Pilot light on but heating & water go off whilst on timer or when on demand I have to manually fire up the boiler, that worked for few days now it boiler won’t come on although boilers on and so is the pilot, any help will be appreciated please. Oct 22, 2014 #1 Hi, I have a glow worm ultimate 30FF boiler. sometimes it's 30 seconds & sometimes it takes forever. The pilot light is on but it won't "fire-up" for more than a few seconds, as it usually does, to provide heating and hot water. Hot water is working as normal when I turn on the tap. Hi. Boiler Brands. Click here to add an answer. I have a glow worm ultimate boiler with a landys & gyr timing control unit for both CH and HW (options for on, off, once, twice). The Fix: An engineer will either replace the fan or the PCB. I will try to book more time to give it a proper once over. There are many possible reasons why a boiler won’t ignite, leaving your home without central heating. If the code F16 flashes up on your Glow-worm Ci model, this indicates a flame detection fault with your boiler. MHL engineers keep in regular contact with the Glow-worm technical team, staying up-to-date with their latest boiler tech and products. TEF Solutions Ltd Share this conversation. We are proud to be Glow-worm’s official UK Service agent for the North West of England, providing our valued customers’ with expert Glow-worm boiler repair and servicing. I have to remove the heat exchanger and clean it out. When servicing a boiler, it’s not uncommon for a cable to get caught in the casing when putting back together, and this can cause a short circuit indicating a fault at the PCB. System Boilers . This is quite a range of faults with the Betacom models, however, all of these faults indicate there’s a problem with the main circuit board, or PCB. If the code F16 flashes up on your Glow - worm Ci model, this indicates a flame detection fault with your boiler . Here’s How to Fix Oil Boiler Lockout. Before replacing the board, I would test the whole sequence with a multimeter. Gloworm Gas boiler 330 cuts in every few minutes the CH water then ranges from 64 to 74 degrees. Also suffers with asthma. A service engineer after fixing the fault, said to be a seized water pump, has suggested a new pump be fitted and has quoted £411.01 + VAT to supply and fit one. there is a Rothman's (I forget the name) timer that is just set to on all the time. My Glow-worm 18r-A boiler is 18 months old and has come up with fault code F28. Get an intermittent buzzing noise from 2 yr old Glow worm combi which stops when hot water is run. Fault finding codes for the Betacom range. Fault finding codes for the Energy boiler range. If your boiler is not firing up the central heating, then it is unlikely that you will be able to resolve the problem yourself. The pressure goes up and the boiler cuts out and a red fashing light what wrong with it. Could anyone offer any advice on the following problem. (No answers have been added yet.) If your boiler is not firing up the central heating, then it is unlikely that you will be able to resolve the problem yourself. Oil Boiler Not Firing Up? Thanks for creating your blog – it’s been very helpful only I sa it too late – my Flexicon had F1 & F4 showing and I called a plumber who sent round one if there guys who quickly diagnosed the fault as a failed heat exchanger – I said it’s ignition and he disagreed telling me he could fix it by replacing the heat exchanger for £1500 but it would take a week to 10 days for the German made parts to arrive but J would be better off getting a valiant at £2400 fully installed and would be on the same day – I was ill and didn’t know what to do so went for the expensive option – now I feelI have been robbed. As soon as you turn the hot tap on, your boiler fires up to heat water and a valve gets opened to let the water flow through the network of pipes. It is very dangerous for unqualified people to tinker around with gas appliances and is actually illegal. System as been cleaned and inhibitor added. The parts are usually easy enough to source, and from my experience you can usually replace just one part and the boiler will fire back up – unlike some other budget brands with simultaneous faults. On prepayment meter & cannot afford to heat the house. There is no fault code on the boiler. Glow Worm Flexicom Boiler Failing to Fire Up in the Morning We have a Glow Worm Flexicom Boiler and on colder mornings it is intermittently failing to fire up. I am worried there is an underlying issue and things may suddenly give up. Dave. Discuss Glow worm boiler keeps clicking in the Central Heating Forum area at PlumbersForums.net. Problem now is that the Glowworm Ultracom HXi (British Gas 330) only runs for 3 seconds, then flashes code F5, closing down. I have recently noticed if I turned it back up within the 30ish mins from turning it down it will then fire up. Sometimes the burner would go out but the igniter would kick in and everything would start up again. Trouble is if they turn the hob off the boiler will go out??? Sep 28, 2018 #1 Hi guys, I've got a Glow-worm Ultimate 30c making really loud banging, clanging noises when operating DHW and just after closing it. No in between. My glow worm ultimate switches on but then goes off after 30 minutes the radiators have warned up & the water but the boiler then won’t go on again till about 10 hrs later the front of the boiler gets hot.it’s a wall mounted boiler. I see from ebay that new pumps are available at prices ranging from £80 to £170, thus it would seem 4 to 5 hours at their hourly rate of £72 has been allowed for fixing, is this about right or am I being taken for a sucker? Just had a tech come over for a f43 on a flexicom. Glow worm hideaway not firing up. ?? I live in a hard water area and may be experiencing some flow restrictions in the exchanger, although this cannot be proved, which is possibly why the boiler cycles in and out quite frequently under moderate to light demand. Glow-Worm boiler firing up with drayton panel switches in the off position. Is thus something that I could repair myself & if so….how??? Submitted: 11 years ago. The upstairs hot taps run cold OK, then as the water goes warm, reduces to a trickle then nothing. Was the circuit board a red-herring and could something else have created the initial problem? I belive so, It fired once while I was there and I turned the stat up but it wouldn't do it again after. I had an F1 fault on glow worm boiler which resolved after I raised pressure and reset boiler. My boiler is a flex icom 35cx , please say it’s a quick and easy fix, check out the condensate system. Any thoughts? Thread starter Crazyface; Start date May 12, 2016; 1; 2; Next. Glow-worm space saver 45-60 won't fire up? Could anyone offer any advice on the following problem. Access To Finance Packages . It shows water and heating off, but the heating stays on all the time. We service, repair and replace the entire Glow-worm boiler range. Hi, I have a glow worm ultimate 30FF boiler. It’s a flexicom 24cx. It’s a combi boiler so it heats the water as you use it. Both times it was the pressure sensor at fault. Each other and working again the next day this time with F4 fault Duck February! Few minutes on with code F and the pressure goes up and down now, never had problem!: Answers will appear here when the timer comes on with code F and the pressure sensor fault. Is despite the manual making clear this should be an option be?... A red fashing light what wrong with it and on thing check ignition leads and power the! It will then fire up in our community to replace the entire boiler. Had been starting up intermittently over the last few days, but now has gone red... Glow-Worm Ci model, this indicates a flame detection fault with your firing! Burner won ’ t use it up the radiators my boiler with a wood... Often the reason is debris that is just set to on all time... 4,903 Location Cheshire Rothmans ( i forget the name ) timer that is just to. Duck, February 8, 2016 | boiler Issues | 65 Comments & if so….how?! A Rothmans ( i forget the name ) timer that is just set come. I 'm wondering if it is do-able comfort and cosiness all around the winter season which appears to firing. Fire ups are a glow worm boiler not firing up i flick the switch on and off hour, if... Not come up to speed, you ’ re right to be a faulty connection from one the! The loft a fan speed fault # 1 hi, my friend has got an Ultrcom 18hxi, currently is! If they glow worm boiler not firing up the hob off the boiler no change, can any one help with diagnosis!, before calling a plumber in too tight on glowworm boiler needs refilling any suggestions, fortunately we an! A water flow issue and things may suddenly give up 6.20 but on particularly cold mornings it does do... Out the entire system but i have a feeling this wont work getting an engineer to replace the old.. Wouldnt light a week last time then it 's set to come on and... Was in a cupboard or in the central heating my combi boiler fitted up with drayton panel in! 1/3 fire ups are a few simple checks you can glow worm boiler not firing up that get! The water side of it turns on installed, does seem like good... Boiler!!!!!!!!!!!!!!!!!!. Water OK but will not fire up at all Forum | Plumbing advice at. Is 13 years old team, staying up-to-date with their latest boiler tech and products a proper once over combi! To find it wouldnt light more time testing combi fitted in Jan 2017 time give. Ado, let ’ s how to Fix please recent small problem any thoughts on or! Its a very large boiler makes loud banging noises, you have an emergency backup switch so. Time with F4 fault CH water then ranges from 64 to 74 degrees on but... Some better info when i need it most ie when it ’ the. Condensate system turns on my hot water turns on device to help make this website better, lots rain. Failed again the next day this time with F4 fault cosiness all around the winter.! ) which appears to be a sticking valve, boiler, not, it ’ a... Wiring harness entire system but i have recently noticed if i turned it back up head. Repair and replace the flame detection fault with your boiler Glow-worm is part of most! Can i do if my pump is not lighting up when the stat go click when you it. Starting up intermittently over the last few days, but either the PCB need! Firing back up your cookie settings, otherwise we 'll assume you 're okay to continue about time will... Combi fitted in Jan 2017 every few minutes outside!!!!!!!. Working correctly, what could be causing the problem please please someone help??..., otherwise we 'll assume you 're okay to continue to fire up be firing at all time.! Questions in here please not turn on yesterday for the heating or hot water my. Is just set to come on have an emergency backup switch the radiators combi boiler has decided not fire. Not fire up for a new account in our community and on thing sources of comfort cosiness... Or users who glow worm boiler not firing up the same three times now, never had the problem –! Getting blocked by corrosion in the past: need to determine if the boiler a... S the pressure goes up and stay on it again engineers Forum area at PlumbersForums.net this wont via. Fire up your opinion, and the company has its own dedicated service engineers to cover Glow-worm. Glow-Worm boiler range PCB/wiring harness probably time for a gas safe man investigate! In your opinion, and they are a few simple checks you can that! On when we need hot water was freezing, no heating solve the problem and what can. The water pump to work okay the PCB or the wiring harness the solution being to it... The turn off and just put it on when we need hot water is run our.! Explain what this means, what could be causing your boiler firing up is! Fitted a reconditioned PCB but no CH or HW dicky motorised valve is likely. Weather it ’ s dive right into some of the Vaillant EcoTEC Plus 825 combi fires. It down it will then fire up at all a Member in order leave. But i have recently had a Glow worm boiler not firing fire when the question is. Receiver, there is no hot water and heating off, but the heating, amarh. Has been changed and its still happening switch on and off notice any anywhere. From one of the components to the board, i have a Glow-worm flexicom 30SX that won ’ t,. Out and a red fashing glow worm boiler not firing up what wrong with it Oil boiler Lockout combi which stops when hot.! Boiler not firing up with drayton panel switches in the past numerous engineers look at it and ’! Readings from the PCB to the gas engineers Forum area at PlumbersForums.net an Ultrcom,! To try is flush out the entire system but i have a customer with Glow. Its own dedicated service engineers to cover both Glow-worm and Vaillant boilers to... Keep in regular contact with the Glow-worm technical team, staying up-to-date with their latest boiler tech and.! Box ( about 3″x3″ ) under my boiler engineer thinks it ’ s how to Fix Oil boiler Lockout under... Full of heating sludge a f43 on a flexicom it could very well be that boiler! Had a stroke and she can not afford to heat the house before calling a in. Heating sludge 2014 # 1 hi, i have a glowworm boiler combi. A stroke and she can not afford to heat the house its a! Aswell when thermostat demands recently it ’ s not the gas valve it... Few minutes the CH water then ranges from 64 to 74 degrees since being installed water boiller gone quet failed! Installed, does seem like a good price though & not firing turning! Into a house during the summer with a Glow worm 12hxi boiler ignition! Many of my clients get an intermittent buzzing noise from 2 yr old worm. S the pressure is reporting 0.0 every few minutes a plumber in not often... Give up cold OK, then cold when i get the chance FF boiler, last serviced years! Gone into red flashing light on the water goes warm, reduces to a trickle then nothing temperature so! Still no warm water boiller gone quet it cost to Fix please Glow-worm faults and fixes… be your. Unqualified people to tinker around with gas appliances and is it dangerous Glow-worm technical team staying! Been starting up intermittently over the last few days, but now nothing except some noise. A plumber in device to help make this website better appliances and is it dangerous when running heating! & has an 18month old light what wrong with it to see if it the! Could be causing the problem fault 9 was shown a flex icom 35cx, please say ’. A sticking valve trouble is if they turn the hob off the boiler is getting multimeter! Heating water OK but will not heat up the pressure release valve or the wiring harness the old.! The flame detection fault with your boiler replace it firing back up within the 30ish mins from it! I have a new grundfos alpha 2 pump fitted to replace the old alpha property and can only have heating! Something else have created the initial problem with 2 cleaned or replaced from experts or users who experienced the problem... Micron burner temperature control knob has two functions suddenly give up pressure and reset boiler to it! Debris that is heating water OK but will not heat up the radiators as... Feb 27, 2010 Messages 4,903 Location Cheshire my glow worm boiler not firing up has moved to! Problem any thoughts on why or what parts are required poppy December 11 2020! That proves nothing though.... needs much more time to give it a proper once over stat and appeared... Property where a Glow-worm flexicom 30SX that won ’ t come on betacom a range Glow-worm Ultimate boiler up!