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For Home Owners General Th ank you for relying on NIBE to supply your boiler and congratulations on choosing VEDEX 3300, a high quality wood boiler with a long service life, developed and manufactured in Sweden for Swedish conditions. In order to get the ultimate benefi t from VEDEX 3300 you should read through these Installation and Maintenance Instructions. Th e numbers in brackets refer to the section “Component locations”.
Charge pump Circulation pump Product description Immersion heater VEDEX 3300 is a wood-fi red boiler with an induction fl ue gas Level vessel/expansion vessel fan. Max. wood length is 0.5 m. Th e boiler is designed to be Venting valve...
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To prevent stationary losses via VEDEX 3300, reconnection Boiler pressure gauge to charge control without thermal valve is recommended. Th e fl ue gas thermostat, together with the charge thermostat, then Th e boiler’s pressure is displayed here.
■ Clean the chamber. ■ Position the trough and close the door. NOTE! Ash can still contain glowing embers after a long period of time. Therefore, always use a non- inflammable container when emptying ash and soot. VEDEX 3300...
Adjust the size of the wood to fi t the hearth. Suitable length of chopped wood for VEDEX 3300 is 0.5m. Th e wood is placed on the ceramic grate. Th e combustion process works by reverse combustion where the combustion gases are forced down through the grate by an induction fan.
Th e speed of the fan now slows and normal opera- tion is resumed. VEDEX 3300 is designed for 0.5 m long pieces of wood. Stack If the wood burns as in case the wood well when adding. Place the logs so that they do not...
If in doubt, contact a chimney sweep. be as large as the fl ue. Chimney VEDEX 3300 has a vertical fl ue pipe connection with an ex- Assembly ternal diameter of 133mm. A vertical fl ue pipe is supplied as VEDEX 3300 has inlets for primary air at the front and sec- standard.
(D) followed by stones (E) and (F). Flame trough Open the combustion chamber door. Slide in the fl ame trough (A) on its guides under the ceramic grate. NOTE! Th e trough must be slid all the way into the chamber. VEDEX 3300...
Flue gas thermometer VEDEX 3300 is supplied with an enclosed fl ue gas thermom- eter which must be installed in the fl ue gas door outlet. VEDEX 3300...
When the boiler’s temperature exceeds the set charge tempera- tion. ture (for example, 75°C) the charge pump starts, which then transfers heat from the boiler to the accumulator. Th e thermal valve ensures that the water temperature to the bottom of the VEDEX 3300...
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Th e expansion vessel volume must be dimensioned according to the applicable norms. WARNING! Closed expansion vessel and emergency cooling presupposes there being sufficient cold water sup- ply in event of, for example, a power cut. VEDEX 3300...
Electrical installation Position ”1” is the normal operating position. Connection VEDEX 3300 must be installed via an isolator switch with a With thermal valve minimum breaking gap of 3 mm or be supplied with a suitable Th e thermostat is supplied connected for charge control with plug connector.
Sweeping description ■ Remove the cover from the top of the boiler. Th e fan is a central part of VEDEX 3300 and should be treated with care. Th e fan should be removed and cleaned about twice ■ Lift out the turbulators from the convection part.
Remove the soot door. ■ Insert the cover plate over the hole as illustrated. ■ Reinstall the soot door to prevent soot exiting when sweeping. ■ ■ Do not forget to remove the cover plate when sweeping is complete. VEDEX 3300...
- use safety valve to protect return from too low temperature Temperature of the boiler body is high - opened boiler door - close the boiler door No power - no power - check the power in outlet - check the plug and cord VEDEX 3300...
Return connection, or drain connection R32 int Angled fl ue pipe,(standard) Vertical fl ue pipe, (accessory) Flue gas connection Ø 133 ext. Hatch handle Fan transformer Fan capacitor 100 Secondary air intake (min. 1 m from combustible material on both sides) VEDEX 3300...
1,5 bar safety heat exchanger Water pressure test conducted in production plant 4 bars Commissioning, including the required boiler output range 38,4 kW Water-side resistance Temperature diff erence Water fl ow [m Pressure drop [mbar] 10 K 20 K VEDEX 3300...
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The cooling coil is blocked on my Vedex 3300, how do i unblock it