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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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Four water pipes conencted to back boiler - why

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θrion Gas Fired Steam Boiler

Capacity:1-20t/h

Rated thermal efficiency: 100-104%

Fixed working pressure: ≤1.6MPa

Applicable fuel:natural gas etc.

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Gas(oil) Fired Integrated Hot Water Boiler

Capacity:0.7-14MW

Rated thermal efficiency:96-98%

Fixed working pressure:≤1.25MPa

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H6 Gas Fired Hot Water Boiler

Capacity:0.7-2.8Mw

Rated thermal efficiency: 97.2-106%

Fixed working pressure:0.1MPa

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T7 Vacuum Hot Water Boilerr

Capacity:2.8-7.0Mw

Rated thermal efficiency:≥105.5%

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Capacity:99Kw

Rated thermal efficiency:97.2-104.4%

Fixed working pressure:1.0MPa

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  • Back Boiler questions. - .ultimatehandyman.co.uk

    Mar 26, 2012 · Fit a wall mounted boiler in the airing cupboard - all the pipes are there; it's just a case of extending the gas pipe up the same duct as the water pipes from the boiler. The only problem is the condensate discharge pipe, but this can be overcome by fitting a condensate pump and take the pipe up into the loft and then connect to a foul water Get Price

  • 2 or 4 pipes from an insert stove with boiler | DIYnot Forums

    Boiler Basics Part 4 - Piping - HVAC SchoolGet Price

  • I need to remove my back boiler and cap water pipes from

    Mar 10, 2010 · OK still some questions but will try and get by, soon to go for sum shut eye, First of all locate the header cistern probably in the loft and turn the water off to it, now usually on the out side of the chimney breast were the pipes come down at the bottom you should find a push on hose connection and a quarter inch square spindle, attach a hose to the out side keeping it as …Get Price

  • Back Boiler Guide | Advice on Replacement, Repair and

    Jan 04, 2020 · Back boilers are a form of 'heat only' boiler found mostly in 1960s/1970s homes. They are located in the fireplace and use the brick chimney to flue their gases out of the property. Back boilers work on open vented systems often with a gravity fed hot water system. Most are accompanied by a gas fire.Get Price

  • Four water pipes conencted to back boiler - why

    Boiler Basics Part 4 - Piping - HVAC SchoolGet Price

  • Top 10 Most Common Boiler Problems | Vaillant

    If temperatures drop below freezing, the water in the condensate pipe can become frozen, forcing the system to shut down automatically as a precautionary measure. The best way to fix a frozen condensate pipe is to pour warm water onto it to thaw it. This should allow waste water to exit the pipe, meaning the boiler can turn back on.Get Price

  • Basics of the 4-Pipe HVAC System | Hunker

    May 19, 2021 · An HVAC system's piping consists of four insulated pipes: two supply lines and two return lines. One set is dedicated to chilled water, kept between 40 and 60 degrees Fahrenheit. Another set of pipes is dedicated to hot water, generally kept between 150 and 200 degrees Fahrenheit. The pipes run from a boiler or chiller to air handlers.Get Price

  • Central Heating and Plastic Pipes - BPF) Pipes Group

    laid down for Class 'S' pipes. For any type of back boiler, all water connections should be extended from the appliance to the outside of the fireplace opening in copper tube. In instances where the heat output may be uncontrolled a minimum one metre run of copper pipe should be used between the boiler and the start ofGet Price

  • Boilers | Why return condensate to the boiler? The best

    Apr 21, 2010 · If condensate is returned, the need for make-up water is reduced. Dropping the make-up water quantity yields a lower consumption of boiler chemicals. Water costs are rising everywhere and a high condensate return ratio reduces the total make-up water costs. Sewer system costs are directly related to the intake of water.Get Price

  • Central heating diagram - Mike the Boilerman

    One pipe systems were originally fitted and add-ons to coal fires with back boilers. A loop of pipe was installed around the house and a pump pushed the hot water around the loop. Some of the hot water passed up into the rads by natural convection or …Get Price

  • boiler not filling with water problem - HomeOwnersHub

    Feb 19, 2006 · number mmw-18429) and it doesn't stay heating the 2 bedroom apartment that its in. I have check the gas it runs the pilot light stays on and light the fire at 180 degrees. And shuts off at around 220 degrees the motor runs and circulates the water in the pipes. The valve connected to the expansion tankGet Price

  • How to Drain & Refill a Baseboard Heater System | Home

    Dec 29, 2018 · Identify the water inlet pipe that connects the boiler to the house water supply pipes. Locate the valve on the supply pipe and turn it to the off position by rotating it clockwise.Get Price

  • Boiler Corrosion | Major Causes of Corrosion

    What is Boiler Corrosion? "Boiler Corrosion is slow poison for Industrial Boilers. Talk to Experts and save your boilers life: Thermodyne Team". Corrosion is a phenomenon in which atmospheric oxygen in the air or water reacts with the metal to form "oxides.Corrosion in industrial boilers is a phenomenon in which the oxygen that is dissolved in the water inside the boiler reacts with the Get Price

  • 4 Reasons for Water Leakage Around a Boiler | DoItYourself.com

    Feb 01, 2010 · 2. Damaged Seals. Another cause of water leaks around the boiler can be damage to the boiler seals. This can allow water to escape through normal use or the boiler pump may even be pushing water out through the broken seals. If this is the case, then it is a good idea to replace both the seals and the pump in order to correct the problem.Get Price

  • Back Boiler Replacement Guide 2021 - HomeSage

    Nov 30, 2014 · why are there 4 water pipes: 2 iron about 30 mm diameter and two copper in 15 mm. The system used to be as pumped heating (15mm pipes) and gravity circulation (hot water rises, cold water falls) to the HW cylinder (30mm pipes). If the 30mm pipes have been disconnected, the system has been converted to a fully pumped system.Get Price

  • BPEC Level 2 Diploma in Plumbing Foundation Section 7 F

    to supply water to the boiler, hot water heat exchanger and central heating system. Here the hot water circulates via the primary flow and return pipes, with the aid of a circulating pump or without a circulating pump through gravity (see Unit 003 Scientific Principles). The system is shown in the drawing below.Get Price

  • Boilers : Types and Classification

    Dry Back Boilers: The reversal chamber in dry back boilers is not completely surrounded by water. The posterior part is exposed to the atmosphere. This leads to the increased radiation losses, as the radiant heat is lost to the atmosphere instead of going to the water as in wet back boilers. Earlier generation boilers used to be dry back.Get Price

  • What is a Condensate Pipe? | A Detailed Guide | Boilerhut

    A condensate pipe's main function is to transfer acidic waste water produced from the boiler's condensing process, safely away and out the property via an external drain. Condensate Pipe with lagging. This is the basic definition, but if you're unfamiliar with the different terms, components and procedures that come with having a boiler Get Price

  • KOLT 8-27kW Fire Place Insert Stove Back Boiler Water

    KOLT stoves heat water and air, they can be connected up to conventional central heating system. Attention: The KOLT 8-27kW stove can burn coal on a special grate. Four models of the KOLT stove layout are available, if you are looking for a fire place insert and want something that looks WOW then look no further. SAFETYGet Price

  • Replacing Central Heating Pipes for a Combi Boiler

    Gas pipes deliver gas to a gas-fired central heating boiler from the meter which is used as fuel by the boiler to generate central heating and domestic hot water. Gas pipes can vary in size (15mm, 22mm, 28mm or 35mm) depending on the distance between the boiler and the meter, the boiler manufacturer and the type of boiler.Get Price

  • Why Are The Pipes On My Boiler System Banging?

    Dec 12, 2014 · Air in the Pipes. One of the most common causes of banging sounds in a boiler system. If air gets into the pipes for any reason, it can cause pressure fluctuations that make loud gurgling or banging noises. Air can get into the system in any number of ways, from a defective valve to a previously replaced part.Get Price

  • Boiler Corrosion | Major Causes of Corrosion

    What is Boiler Corrosion? "Boiler Corrosion is slow poison for Industrial Boilers. Talk to Experts and save your boilers life: Thermodyne Team". Corrosion is a phenomenon in which atmospheric oxygen in the air or water reacts with the metal to form "oxides.Corrosion in industrial boilers is a phenomenon in which the oxygen that is dissolved in the water inside the boiler reacts with the Get Price

  • Boiler stoves: an introduction - Stovefitter's Warehouse

    A boiler is a metal box with water in it (it's that simple) – it can be as simple as a cavity that is bolted within the stove. This box will have two (or four) pipes that protrude through the rear of the stove ready to be attached to plumbing pipes. This style of boiler might be pre-fitted within the stove or sold as an add-on for the Get Price

  • Can you leave old existing pipework when changing from a

    Dec 06, 2013 · Can you leave old existing pipework when changing from a back boiler to a baxi combi boiler? I have recently had a plumber remove my back boiler and fit a combi boiler and 8 we radiators. Now only 5 out of 8 radiators get hot, the other 3 which are in 2 bedrooms and loft bedroom, only get slightly warm.Get Price

  • Basic water central heating - radiator pipework

    Sep 03, 2019 · heat source so plastic pipes are a no no. Also 4 pipes are require as you need a gravity heat leak or you will get kettling in the boiler should there be no circulation. Personally I wouldn't have anything to do with wood stoves. The novelty soon disappears and …Get Price

  • TYPICAL PIPING FOR CONVENTIONAL SINGLE BOILER - …

    Jan 28, 2017 · The piping must have pitch or fall to help the steam rise, and more importantly, to allow the condensate to flow back to the boiler. Level piping holds water, so it must have fallen. Also, a Hartford Loop is required to connect the supply and return. This is basically an equalizer to balance the pressure between the two sides of the system.Get Price

  • Wood burning boiler stoves, hot water and radiators: all

    If a boiler stove has four pipes then the primary circuit will attach to two of the four, corner to corner. Imagine the four dots on dice: the flow attaches to either of the top two pipes whilst the return attaches to the opposite corner on the bottom of the stove (in this case the other two are for the radiator circuit or can be capped).Get Price

  • How Messy Is Removing A Back Boiler? Back Boiler Removal

    Jan 08, 2020 · Back boilers which have been updated to new back boilers are still allowed, old back boiler usage is illegal. The gas fire with the old back boiler is still allowed to be used. How much mess back boilers removal can create . The back boiler, it's flue and gas fire – all will be removed unless you want to keep the back boiler fireplace.Get Price

  • Basics of hot water heating boilers - Specifying Engineer

    Sep 18, 2020 · The back of the boiler is constructed with a refractory lined door (dry back) or water filled (wet back). The wet back boiler is more difficult to construct and requires extra seals, so it is more expensive, but the increased heat transfer area improves efficiency. Fire-tube boilers are constructed of ferrous metals.Get Price

  • hot water flow from fire back boiler - pipe stat/pump

    Dec 03, 2008 · Hi Plumbob, thanks for trying to help me. I will try to answer the questions I burn wood on the stove It is connected to the hot water cylinder via the coil etc. and then a large rad and also a bathroom ladder rad. On the back of the fire the short length of pipe coming out the back of the fire from the boiler inside are level, and the plumber has evenly put them to both …Get Price

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