Risks from redundant solid fuel back boilers
moncler mens jackets This alert was issued in response to a number of incidents and sent to all LAs in England in May 2008. A copy of the letter is available for information. moncler mens jackets
moncler outlet store HSE is issuing this safety alert for the attention of individual homeowners, tenants, landlords and the moncler outlet online plumbing/heating industry. This is to raise awareness of the potential dangers of lighting a solid fuel fire when a redundant solid fuel back boiler has been left within the fireplace. moncler outlet store
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cheap moncler The alert follows several incidents in the last five years, three of which resulted in serious injury, and sadly in one moncler jacket sale case, a fatality. The redundant solid fuel back boiler had been left in a sealed condition and sometime later, when a coal or wood fire was lit in front of the boiler, the unit heated up sufficiently for the internal pressure to cause the boiler casing to explode. cheap moncler
buy moncler jackets Where can the risk arise? buy moncler jackets
moncler outlet sale Situations to consider will include where a solid fuel moncler jackets outlet back boiler has been drained down over winter in vacant premises, or where it may have been left in place after conversion of the property’s heating system often to a gas or oil fired system with a new remote central heating boiler. Due to the disruption of removing a back boiler from the fireplace they may have been left in place for the decorative effect of the fire grate, or covered by a panel or other moncler outlet jackets feature. coal, and a water chamber ‘surrounding’ it. This water ‘jacket’ is generally behind the fire but may also be at the sides and partially above the grate with the flue passing through it. Thus heat input to the water is gained from the hot flue gases as well as radiated from the ‘coals’. As the units are difficult to drain completely there is likely to be residual water in the redundant boiler which will turn to steam when heated. This exacerbates the pressurisation if the unit was left in a sealed condition. moncler outlet sale
In one ‘explosion’ case a fire had been set, in moncler sale outlet the grate in front of https://www.beautylyrics.com the boiler on an early autumn evening to warm a lounge; in another, the panel cover had been removed to bring the fire back into use to heat the lounge and reduce the use of the oil fired central heating. In each case it moncler outlet was the first time a fire moncler outlet uk had been lit since the ‘conversion’. Thus, cheap moncler at the decommissioning moncler sale stage the system should have been drained and redundant pipework removed along with, ideally, the back boiler itself. If not removed the boiler should have been left in a ‘vented’ or ‘open’ condition. If the pipe connections were plugged, at least one 6mm diameter hole should have been drilled in the water jacket, preferably in a vertical or near vertical face.
moncler outlet online In some cases the decommissioning may have been carried out by an individual, or heating or building organisations that were unaware of the potential problem, or had not seen the advice. moncler outlet cheap moncler jackets sale online
moncler sale Other longer term potential dangers can arise with cheap moncler coats continued use of a fireplace and redundant back boiler even if appropriately vented: moncler sale
cheap moncler sale If connected pipework is moncler factory outlet left in situ, corrosion/cracking of the water jacket sidewalls may allow flue gases to enter the pipework and be conveyed to other areas of the property with potentially dangerous consequences. The high temperature of the pipework may also present a fire risk. cheap moncler sale
moncler sale outlet Continued use of an open fire has potential for structural damage through repeated expansion and contraction of the boiler casing, which is significant due to the high temperatures involved. moncler sale outlet
moncler outlet Additional note: the flue of a retro fitted gas fire must not pass through the redundant water jacket. moncler outlet
cheap moncler jackets HETAS, the independent UK body recognised by DEFRA for the official testing and approval cheap moncler jackets of domestic solid fuels and solid Moncler Outlet fuel burning appliances, advises: cheap moncler jackets
cheap moncler coats The only positively safe and reliable way to proceed, when a solid fuel back boiler is no longer needed and the customer wants to continue using the fireplace, is to totally remove the back boiler installation by breaking up the chamber that used to carry the hot water system and removing any pipe work. When an open fire is left in use (or could be brought back into use) a replacement Milner fire back needs to be installed to ensure that the fire can be safely used. cheap moncler coats
monlcer down jackets Similarly, a cheap moncler outlet “wet” solid fuel room heater or stove with boiler should not be operated after the water supply to the boiler has been disconnected. In the meantime you should NOT light a fire in the fireplace.(a) You will need to assess your stock and identify those houses containing a redundant solid fuel boiler so as to determine an appropriate plan of action in consultation with a competent person monlcer down jackets.