Recommended procedure for mounting and putting into operation (Instruction for mounting companies) ..........22 Wrong methods of the connection of the boiler to the chimney ....................... 24 Boiler information sheet ..................................25 Information specified on the name-plate ..............................32 Warranty certificate and certificate of quality and completeness for the VIADRUS boiler ................ 35...
Dear customer, We thank you that you have bought a VIADRUS U22 Economy boiler, thus having shown your confidence in VIADRUS brand. To get you accustom from the very beginning to correct handling with your new boiler, please firstly read this manual for its using, especially Chapter No.
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Hydraulic loss of the boiler drum The size depends on the used type of the flange Boiler size - type Length A 1000 1000 1110 1220 1220 1220 Length B Fig. №. 2 Main sizes of the VIADRUS U22 Economy boiler...
Stocking door throttle valve Fig. №. 3 Main parts of the VIADRUS U22 Economy boiler Regulating and safety elements The stocking door throttle valve regulates the supply of the primary combustion air above the fuel. It is controlled with a draught regulator or manually with help of a throttle valve set screw.
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11. Right bottom shaped piece with an inlet of secondary air Diagonal fire grate (the size differs depending on the 12. Chamber for the inlet of secondary and tertiary air boiler type) Shorting shutter Cleaning cover of the chimney pot Fig. №. 4 Assembly of the VIADRUS U22 Economy boiler...
Excessive heat exhausting device The final-cooling loop or the DBV 1 - 02 two-way safety valve is designed for the exhaust of excessive heat in the case that water temperature is exceeded over 95 °C. The final-cooling loop is connected to the boiler flanges according to Fig. No. 5; the two-way safety valve - according to Fig.
Examples of connection of opened expansion tanks Heat Removal Device - Accumulating Tanks Boilers of VIADRUS U22 Economy series meet conditions of the emission class 5 according to EN-305. They match the requirements of this class while being operated with the nominal power.
Positioning and installation Regulations and directives A solid fuel boiler may be only installed by a company with a valid authorization to perform its installation and maintenance. A project according to the valid regulations must be prepared for installation. Before installation of the boiler in an old heating system, installation companies have to perform rinsing (cleaning-up) of the whole system.
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Boiler positioning with regard of fire-fighting regulations: While installing a boiler of 16, 21, 25, 30 types, we recommend that you to use original cast-iron pedestal (see Fig. No. 11) supplied by the manufacturer. In case of placement of the boiler without a pedestal, it is necessary to observe conditions specified in Art. 1. Boiler size - type Length L Fig.
Delivery and assembly Delivery and accessories content The boiler is supplied according to a purchase order so that a boiler drum and boiler cladding are placed on a pallet. The lining of the combustion chamber is packed separately. Accessories is placed inside the boiler drum, and is available after opening the stocking door. The boiler is packed in transport package and it is not allowed to tip it during transportation.
Boiler drum installation – DBV 1 - 02 two-way safety valve 5.2.1.2 Install the boiler drum on the pedestal or bedding (pad). insert a sealing Ø 90 x 60 x 3 between the heating water flange and boiler; afterwards mount with help of 4 pcs of the nuts M 10 and 4 pcs washers 10,5 to the boiler.
Tertiary air nozzle Upper rear shaped piece Upper front shaped piece Inclined grate Fig. №. 16 Placement of the shaped pieces into the combustion chamber of the VIADRUS U22 Economy boiler 5.2.2 Mounting of claddings Shorting shutter connecting rod Lowered bracket Screw M5 x 30 Washer 10.5...
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Left side part of the cladding Thermo-manometer Insulation of the side part of the cladding Upper part of the cladding Right side part of the cladding 10. Insulation of upper part of the cladding Screw 4,8 x 13 11. Inclined bushing Rear part of the cladding 12.
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Inclined bushing Bakelite ball Draught regulator Thermo-manometer Thermometer well Manometer well Insulation of upper part of the cladding Upper part of the cladding Fig. №. 19 Mounting of the upper part of the cladding Screw M5 x 12 Rear part of the cladding Fig.
5.2.3 Draught regulator The procedure of setting of the boiler draught regulator is specified in the manual which is attached in the corresponding regulator Draught regulator Draught regulator lever Chain Suspension split plug Fig. №. 21 5.2.4 Mounting of the cleaning tool Use usual mounting tools and leather gloves for the mounting or demounting of the brush.
Commissioning - instructions for contractual service organizations Only professional mounting companies authorized to the performance of this activity may perform commissioning of the boiler. Verification activities before commissioning Before the boiler commissioning it is necessary to check: Filling of the heating system with water (a check of the thermo-manometer) and tightness of the system. Connection to the chimney –...
A according to Fig. 22, 23. Fig. №. 22 Kindling of the VIADRUS U22 Economy boiler Adjust the upper throttle valve of primary air in the front part into a position of the maximum opening.
Primary air intake Secondary and tertiary air inlet Fig. №. 24 Flow of combustion air Boiler settings for measuring emissions Before measuring emissions, it is necessary to clear thoroughly the boiler and its flue channel. The boiler must be operated for at least 3 hours. During the measurement it is necessary to operate the boiler with the rated power.
Operation After having reached of heating water temperature, modify the combustion air supply. Power regulation is performed with help of the throttle valve on the stocking door, by which air supply is regulated above fuel with help of the draught regulator or by the set screw of the proper throttle valve.
In case of violation of these conditions, no warranty repairs can be required. The list of contractual service organizations is at your disposal at the web-pages of www.viadrus.cz. Instructions for product liquidation after the lapse of its service life VIADRUS a.s.
In case of a reclaim of the cladding, the customer is obliged to present the package sheet of the boiler cladding. It is placed on the cardboard box in which the cladding is transported. The user is obliged to put a professional contractual service accredited by VIADRUS a.s., the boiler manufacturer in trust with defects elimination, otherwise the boiler proper function isn’t guaranteed.
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Verify tightness of the whole flue channel: tightness of the cleaning hole of the chimney pot tightness of all joints of the chimney pipe tightness of all cleaning holes in the chimney pipes tightness of the input of the chimney pipe into the smoke uptake tightness of all revisions and cleaning holes of the boiler drum the close of the inter-space between the chimney liner and breast for the limitation of intrusion (of outdoor) air, which brings to cooling the chimney liner and by this to undesirable decreasing of the flue-gases temperature.
Wrong methods of the connection of the boiler to the chimney Untightness Untightness Wrong connection to the smoke uptake – it doesn’t tighten and cannot be cleaned-up Wrong connection of the flue gas ducting and there is no dilatation of the smoke uptake Insufficient connection of the flue gas ducting Insufficient connection...
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"On packages and on changes of several laws", as amended. The below specified package is designed and manufactured according to the specified technical norms. VIADRUS a.s. keeps at disposition all technical documentation related to the declaration of compliance and is able to present it to a corresponding control authority.
Information on personal data processing Company VIADRUS a.s., based in Bezručova 300, 735 81 Bohumín, Id. No.: 29400082, hereby, in accordance with the regulation of the European Parliament and the Council (EU) No. 2016/679 dated 27th April 2016, General regulation on protection of personal data (hereunder referred as the "GDPR Regulation“), informs that it processes personal data of the User as an administrator according to the GDPR Regulation.
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The annex for the warranty certificate for the customer – the user A record of performed warranty and after-warranty repairs Qualified contractual service Record Customer Performed activity organization date signature (signature, stamp)
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Heat for your home since 1888 VIADRUS U22 Economy VIADRUS a.s. Bezručova 300 | 735 81 Bohumín Info line: 800 133 133 (free in Czech Republic) E-mail : info@viadrus.cz | www.viadrus.cz...
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