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Domestic hot water and heating series: gas hot water boiler, vacuum hot water boiler, vertical atmospheric pressure hot water boiler, electric hot water boiler Factory use, high temperature steam: wns fuel gas steam boiler, szs water tube steam boiler, vertical steam boiler, electric steam boiler

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FANGKUAI is founded in 1998, which is a clean fuel boiler enterprise integrating R&D, manufacturing, sales and service. In the past 20 years of development and innovation, the company has grown into a global enterprise, and its products have been exported to more than 80 countries including Russia, Mongolia and Thailand, and have established long-lasting cooperative relations with local enterprises!

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Combi boiler with no pressure and sporadic hot water

  • Offshore price : $20000-$100000 Get a quote on the right form
  • Minimum order quantity : 1 set :Combi boiler with no pressure and sporadic hot water
  • Supply Capacity : 10 units/month :Combi boiler with no pressure and sporadic hot water
  • Manufacturer/Brand : Fangkuai boiler
  • Port : Anyang
  • payment terms : Letter of Credit, Wire Transfer, VISA

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Popular products


θrion Gas Fired Steam Boiler


Rated thermal efficiency: 100-104%

Fixed working pressure: ≤1.6MPa

Applicable fuel:natural gas etc.


Gas(oil) Fired Integrated Hot Water Boiler


Rated thermal efficiency:96-98%

Fixed working pressure:≤1.25MPa

Applicable fuel:Natural gas, light oil, etc.


H6 Gas Fired Hot Water Boiler


Rated thermal efficiency: 97.2-106%

Fixed working pressure:0.1MPa

Applicable fuel:Natural gas, etc.


T7 Vacuum Hot Water Boilerr


Rated thermal efficiency:≥105.5%

Fixed working pressure:-0.02MPa

Applicable fuel:Natural gas, etc.


V6 Gas Fired Hot Water Boiler


Rated thermal efficiency:97.2-104.4%

Fixed working pressure:1.0MPa

Applicable fuel:Natural gas, etc.


Electric Steam Boiler

Capacity:0.5-4.0 t/h

Rated thermal efficiency:98%

Fixed working pressure:≤1.25MPa

Applicable fuel:electric energy


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  • Top 10 Most Common Boiler Problems | Boiler Guide

    For heating systems that include a combi boiler, there could be an issue with the diverter valve. Combi boilers provide heating and hot water on demand and the diverter valve directs the hot water to either the radiators or the hot water outlets. In the event that it gets stuck, you could end up with hot water but no heating, or vice versa.Get Price

  • Intermittent problem with Grant Vortex boiler | DIYnot Forums

    Nov 08, 2011 · However if the pressure is normal and you have no heat, check the Circ pump in the front bottom right (under the plate heat exch) if it is running, the boiler is in Hot Water mode, there may be water being drawn off, or the Thermal store may not have reached temperature, however if after 10mins with no water draw, the unit is still in HW mode Get Price

  • Vaillant Boiler Has No Display And Is Not Heating Water. Help

    Jan 06, 2013 · The display on the boiler is completely blank and we have no heating on hot water. I've tried switching it off and on again at the mains, but that makes no difference. I LIKE THE VAILLANT 824 CONDENSING COMBI BOILER, (FOR MY NEW NATURAL GAS CENTRAL HEATING INSTALLATION), BUT I LIVE IN SPAIN. I've tried varying the mains water pressure Get Price

  • On-Demand Boiler System: no hot water tank, no pressure

    Aug 29, 2019 · We are a hydronic heating professionals and manufacturer of environmentally friendly and high efficient wall hung boilers, on-demand tankless water heaters, stainless steel indirect hot water heaters, and unit heaters. Our …Get Price

  • Ideal Combi boiler keeps loosing pressure. | Screwfix

    Oct 10, 2020 · Mike's right, check the prv discharge pipe outside (pipe on far left when looking at the boiler) to see if water has been flowing. Next turn the boiler off, turn off flow and return and disconnect the white condensate pipe with a tub under if in morning tub has water in then the heat exchanger has been leaking. RobJamesHeating, Oct 9, 2020.Get Price

  • No Hot Water Coming From Your Combi Boiler - Solved

    Finally, you might not be getting any hot water from your combi boiler due to a leak or a drop in pressure. Check around your boiler for any signs of escaping water and also take a look at the pressure gauge. All the major boiler manufacturers recommend that your boiler pressure should be around 1 to 1.5 bar.Get Price

  • Ideal Logic Combit 24 Hot water no central heating

    Sep 03, 2019 · Country: I have an Ideal Combi 24 It is in a house I rent out. The tenant recently left and so when I went into tidy and get ready for new tenants I found that I could start the boiler and it supplied hot water on the winter setting but the radiators are completely cold. I cannot check with tenant if it was OK before ( He has gone back to Libya Get Price

  • Fixing the hot water on an Ideal Logic Boiler - YouTube

    Jul 19, 2017 · I was recently called to fix this Ideal Logic Boiler in Leeds.In this video I diagnosed the probalem as to why there was no hot water. With a quick replacemeGet Price

  • How to Free a Stuck Diverter Valve - Fantastic Services

    Dec 02, 2019 · Taps not getting hot water. The most common symptom of a faulty diverter valve is when you don't get any hot water to your taps and showerheads. The water gets luke-warm at best, but no more. This means that the boiler isn't prioritising the hot water to the fixture in use, because the diverter valve is stuck open and the heat is escaping.Get Price

  • Boiler Short Cycling? Here Is Why That Is Happening

    The two gasses, steam and air, work together to build pressure when the compress one another. The pressuretrol then senses this pressure and when it reaches the predetermined cutout pressure it will signal the boiler to shut off. However, the thermostat is not satisfied as it senses no heat and is calling the boiler to fire again. The steam has Get Price

  • Grant Vortex Pro internal combi ranage

    A combi (or combination) boiler produces both heating and hot water from one compact appliance. No additional hot water cylinder is required, and the hot water produced by combis is sent to the taps at mains pressure, which makes combis an attractive proposition, especially when space is at a premium within the home. In addition, homeowners can Get Price

  • Combi Boiler - Hot Water Running HOT and COLD - YouTube

    Is your hot water cycling hot and cold? Do you want to learn what might be causing it and how to fix it? Learn As I Do will take you through the journey of dGet Price

  • Scottish Industrial Energy Transformation Fund (SIETF

    Oct 05, 2021 · SIETF funding will enable the company to deliver two on-site projects: recovering heat from condensate to be used to pre-heat the brewery's boiler feed, with the inclusion of thermal storage; and installing a high-efficiency cooling system that will use a natural refrigerant, reducing carbon emissions from both the refrigerant and the energy Get Price

  • Vaillant ecoTec 831 Hot Water Problem | Screwfix Community

    Oct 28, 2016 · Boiler fires on hot water demand but rapidly goes up in Temp and then cuts out. The water temp goes up so high and then cuts and same. Turns off and on. Pump changed as was the pressure sensor and vessel charged but still happens. We have also removed the Hydro block and cleaned/flushed it with appropriate acid and flushed but still same problem.Get Price

  • Worcester Combi Boiler - No Hot Water | Screwfix Community

    Jan 13, 2015 · I have a Worcester Greenstar 28i Junior Combi boiler. The heating is working perfectly but I am have no hot water. When I turn a hot tap on the boiler fires up and hot water is initially produced but within 10 to 20 seconds the water goes cold again. The flow from the tap then starts to slow to just a trickle and I have to open it up further to Get Price

  • What Effect Does Low Pressure Have on My Boiler?

    Sep 24, 2018 · If you find that your hot water isn't as warm as it should it be, it may be because your low boiler pressure is affecting your hot water temperature. The pressure of your boiler should be around 1.5 bar. If it's not, use your manual to repressurise your boiler to the reccomended number. If you're worried about repressurising your boiler Get Price

  • Boiler Pressure Guide | EDF

    Oct 02, 2020 · Normal boiler pressure should be between about 1-2 bars [3]. The ideal boiler pressure is often marked as a range in green on the gauge itself. With red indicating the low and high boiler pressure zones. Bear in mind that your boiler may continue to work if the pressure is in these red zones.Get Price

  • No Hot Water? Here's What to Do | Boiler Tips | Ideal Heating

    But if there was no water delivered at all, there could be a problem with your water supply, for example roadworks or frozen pipes. If you have a combi boiler or system boiler, you won't get any water as there will be no pressure. If it's a heat only boiler, you'll get a cylinder's worth of hot water before it runs out.Get Price

  • Vokera Boiler Problems, Repair Advice & How to Fix

    No hot water. Vokera combi boilers direct hot water to the radiators or hot water taps, depending whether you want heating or hot water, through a diverter valve which directs the water in the appropriate direction. The older a boiler gets, the more prone the diverter valve becomes to getting stuck in the wrong position.Get Price

  • Viessmann Boiler Problems, Repair Advice & How to Fix

    No hot water but heating works. If you find that the heating works but you're not getting hot water, or the heating comes on when you turn the hot water on then there's most likely an issue with the diverter valve. The diverter valve directs the hot water to the radiators or taps, depending whether you make a call for heating or hot water.Get Price

  • What to do if your boiler loses pressure | Worcester Bosch

    How to repressurise your boiler. Topping up your boiler pressure is a simple fix and can be carried out without a heating engineer. First of all identify what sort of filling system you have and then follow the instructions, or watch our technical trainer show you how its done.Get Price

  • Low hot water pressure from combi boiler - advice please

    Sep 03, 2019 · Two weeks ago the hot water flow rate (at all taps) from my combi boiler (Worcester Bosch 24Cdi) dropped from it's usual 9L/min to less than 4L/min. Suspecting the boiler I called Worcester Bosch for one of their fixed price call outs. The enigineer came and replaced the water-water heat exchanger, diverter valve, and pressure relief valve.Get Price

  • Baxi combi instant 105e boiler. Water pressure/hot water

    Sep 13, 2018 · 13/09/18 - 11:45. in Advice. #1. I have the Baxi combi instant 105e boiler and a few months ago it had some issues with hot water not coming through. Anyway, called out an independent engineer and they replaced the diverter. valve. Since then it's been okay, but the issue I've been having is the pressure gauge pretty much consistently stays at Get Price

  • 10 Common boiler problems - Living by HomeServe

    May 13, 2020 · 3. No heating or hot water. Naturally, it can be very frustrating when your boiler ceases to do the very thing it was designed to do – provide your home with heating and hot-water. This issue can be caused by anything from faulty motorised valves, broken system diaphragms and airlocks, to low pressure or a broken thermostat.Get Price

  • Alpha Boiler Problems, Repair Advice & How to Fix

    Jan 11, 2022 · Low boiler pressure (E10) When the boiler pressure drops to around 0.6bar on the pressure gauge, your Alpha boiler will fail to operate. A sudden drop in pressure is a strong indication that there's a link somewhere around the heating system. Radiators, various pumps and expansion vessels can all be prone to leaking.Get Price

  • What Your Boiler Pressure Should Be When It's Heated

    Dec 30, 2019 · Pressure changes of a few psi one way or the other can be brought about by atmospheric conditions. Most boilers are safe up to around 30 psi, at which point seals can begin to fail. Modern boilers aren't nearly as dangerous as early steam engines, but you can still damage them and require costly repairs. Provided your boiler stays in the 12 Get Price

  • What Are the Causes of No Hot Water From Oil-Fueled Boilers?

    Jan 10, 2022 · If the boiler is at it's temperature which is set by the technician, then the burner has no need to run. If you are still having hot water issues and the thermometer- (usually on front of boiler) is in the range of 160 to 200 degrees than your issue is with the combi or tankless system. Some problems could be a bad mixing valve or coil.Get Price

  • Common Worcester Boiler Problems - Homecure Plumbers

    Oct 02, 2020 · 8. No hot water. Worcester boiler problems with no hot water is a common problem and one that could be caused by a number of different things. This could be anything from a faulty diverter or Y/S-plan valve, or issues with the PCB unit or heating pump.Get Price

  • What to do if your boiler loses pressure - British Gas

    Switch off and allow your boiler to cool Double-check that both ends of the filling loop are securely attached Open both valves, to allow cold mains water into the system (you should hear it) Wait for the pressure gauge to read 1.5 bar Close both valves, one after the other Switch the boiler back on and, if needed, press the reset buttonGet Price

  • No Hot Water? How To Fix Hot Water Loss | Living by HomeServe

    Oct 28, 2020 · If there's no hot water in the shower, you may have used it all before the boiler's set to come on again. Check the diverter valve. A diverter valve is found inside combi boilers. It opens and closes to provide hot water in both the radiators and the taps. The valve should prioritise hot water over the heating.Get Price

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