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Vesta 12 Duo Boiler Operating Instructions Manual

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Summary of Contents for Vesta Vesta 12 Duo Boiler

  • Page 2: Product Data

    Product Data Model: Vesta 12 Duo Boiler Nominal Heat Output 12KW 35,000BTU to Water Flue Outlet size 150mm Flue Position Top/Rear Max Hearth Temp Hearth Requirement 12mm Non Combustible Fuel Seasoned Logs 20% moisture Flue pressure 10Pa Dealer/Installer Details: Appliance Serial Number...

  • Page 3: Warranty

    Warranty All Vesta stoves carry our 2 year standard warranty. This warranty covers all components of the appliance apart from the heat reflective bricks and the door rope seal. These parts are deemed replaceable during the normal working life of the appliance and can be purchased from Vesta direct www.vestastoves.co.uk...

  • Page 4: General Safety Advice

    General Safety Advice Properly installed, operated and maintained, this appliance will not emit fumes into the dwelling. However occasional fumes from de- ashing and re-fuelling may occur. Persistent fume emission is poten- tially dangerous and must not be tolerated. If fume emission does persist, open doors and windows to ventilate the room.
  • Page 5 Vesta 12 DUO Wood Burning Stove Operating Instructions...
  • Page 6 Building regulations Installation of the Vesta woodburning stove must comply with all local building regulations, including those referring to national and European standards. It is a good idea to con- sult your local chimney sweep to check the suitability of the chinmney and ensure there is adequate updraft and suggest any remedies to potential chimney problems.
  • Page 7 Open the top and bottom air control fully  This is done by sliding the bottom air control into the central position, and rotating the top air con- trol until the slots are aligned. See Fig 1. Place rolled up/scrunched newspaper into the back of ...
  • Page 8 Lighting the stove (cont) Do not run the appliance with the door open. This reduces the effi- ciency of the burn and you will use much more fuel. Tips The first stage of the fire, just after lighting, is usually the smokiest because the cold wood and cold stove take heat away from the flames.
  • Page 9 open the top air control the more effective the air shield system. Use a piece of newspaper to wipe the inside of the window glass be- fore lighting the stove each time to prevent the gradual build up of deposits. Small, hot fires are more efficient than large slumbering fires.
  • Page 10 Running the stove with only the bottom air control open in a Vesta stove does not supply air to the base of the fire but adds oxygen to the top of the fire at the back of the stove.
  • Page 11 Flue Temperature Ranges. 150 °C - 300°C The flue gases should be in this temperature band for the safest, most efficient and most economical operation of your stove. Below 150°C This is below the condensation point of wood gases and may cause the build up of tar in the chimney, dirty the stove glass and result in the inefficient burning of fuel.
  • Page 12 We recommend using Thermacure stove glass cleaner. This is availa- ble from www.vestastoves.com Only clean the glass when the stove is cold. The painted surface of the stove can be wiped down with a dry cloth only when cold. The paint can be easily damaged if touched when hot for the first few firings.
  • Page 13 Vesta 12 DUO Wood Burning Stove Installation Instructions...
  • Page 14 Installation Building regulations Installation of the Vesta woodburning stove must comply with all lo- cal building regulations, including those referring to national and Eu- ropean standards. It is a good idea to consult your local chimney sweep to check the suitability of the chinmney and ensure there is adequate updraft and suggest any remedies to potential chimney problems.
  • Page 15 Hearth The stove should always be installed on a non-combustible hearth. The hearth should extend to a distance of 225mm in front of the stove and 150 mm to each side measured from the door of the com- bustion chamber. See document J of the building regulations for more information on hearth requirements.
  • Page 16 The minimum flue draught required is 12PA. The flue gas mass flow will be 6.6g/s. The flue gas temperature directly down of the socket will be approx- imately 262 deg C. Air damper Flue draught stabilisers can be used if necessary with this appliance. Flue connection The stoves has both rear and top flue connection.
  • Page 17 28mm BSP Standard Fittings 28mm BSP Standard Fittings Outlets INLETS lagged to minimise the heat loss in the system. A heat leak radiator must be incorporated into the system to dissipate any excess heat produced from the boiler when connected demands are low. The heat leak must comprise a m inimum of 10% of the boiler output.

  • Page 18: Troubleshooting

    Troubleshooting Resolution Fault Cause Black Glass Wet Fuel Season Wood foe at least 12-18 Months. Low Flue Pressure Consult Installer Damaged Rope Seal Fit new rope seal Blocked Flue Consult chimney sweep/Installer Wet wood, Season Wood foe at least 12-18 Fire goes out Months.
  • Page 19 Illustrations Open Central position is Close Fig. 1 Shown in fully open position Insert tool to turn when hot Fig. 2...
  • Page 20 Illustrations Flue Blanking plate fixing from inside after removing bricks Fig 3. Levelling legs on the rear legs can be adjusted to suit Fig 4.
  • Page 21 Illustrations Seal this gap with 6mm High tem- perature rope Fig 5. Seal this gap with 12mm High temperature rope & Fire Cement Fig 6. Above: Rear flue setup with blanking plate on top...
  • Page 22 Illustrations...
  • Page 23 Spare Parts List Part Code Description V12/001 Door Rope Seal V12/002 Door Glass & Sealing Kit (incl Re- tainers & Screws) V12/003 Heat Resistant Brick Set V12/004 Door Handle V12/005 Door Handle Collar V12/006 Door Pin catch V12/007 Door handle Spring V12/008 Top Air Spinner V12/008...