background image

 

 

 

 

 

 

 

 

Wood Fired Boiler 

Instruction Manual

 

English 

 

Model 

Wood Fired Boiler SZM 

W Plus 25kW, 30kW, 

35kW and 40 kW 

 

 

Read these instructions carefully before installing, using and servicing the unit. The 

instruction manual is an integral part of the product. 

 

 

Mod. 967-E

 

 

 

 

 

 

 

 

 

Summary of Contents for SZM W Plus 25kW

Page 1: ...ion Manual English Model Wood Fired Boiler SZM W Plus 25kW 30kW 35kW and 40 kW Read these instructions carefully before installing using and servicing the unit The instruction manual is an integral part of the product Mod 967 E ...

Page 2: ...al All local regulations including but not limited to national and European standards must be observed when installing operating and servicing the unit Whenever you need assistance you should contact the supplier or installer of your equipment You should provide the serial number of your stove that is located on the nameplate on the back of the equipment and on the sticker s glued to the plastic c...

Page 3: ...s and fume exhaust systems 15 8 Hydraulic Installation 16 8 1 Calculation for the minimum volume of the buffer tank 17 8 2 Method of calculating the volume expansion vessel 17 9 Fuel 19 10 First Use 21 11 Lighting 22 12 Maintenance and Cleaning 22 13 Installation Diagrams 24 14 Life cycle of the wood fired boiler 27 15 Sustainability 27 16 Glossary 28 17 Warranty 30 17 1 Model specific conditions ...

Page 4: ...from a network of partners Solzaima is currently the leader in biomass heating units manufacturing supported by its range of central heating units with back boilers pellet boilers and free standing fires We deliver biomass heating units to approximately 20 000 homes every year This effectively demonstrates consumers interest in more ecological and economic solutions Solzaima has been awarded Quali...

Page 5: ...y the client with a relevant statement of conformity and who shall be liable for the final installation and consequent product good operating conditions This unit must be used according to its intended use as specified by the manufacturer The manufacturer excludes all contractual or non contractual obligations regarding damages to people animals or property arising from the unit s misuse faulty in...

Page 6: ...ble air tightness of the location or any existing air extraction sources in the room may prevent the unit s proper operation Aeration openings are indispensable for proper combustion This device must be installed in a place where the outside air can enter freely Any air intake grilles must be placed in a non blocking location so that sufficient air is available at the installation site avoiding po...

Page 7: ...trols de water temperature inside the appliance preventing it to become too hot when the removed heating power is lower than the produced heating power Upper door provides access to the wood supply channel and it is where the combustion occurs Figure 1 Section views of the combustion chamber of the wood fired boiler Specifications Boiler W Plus 25 kW Boiler W Plus 30 kW Boiler W Plus 35 kW Boiler ...

Page 8: ...O Emissions with 10 O2 0 044 0 045 0 045 0 046 Max gas temperature 193 191 5 190 195 7 C Max operating pressure 3 3 3 3 bar Draught in the chimney 18 19 20 21 Pa Water volume 75 90 105 120 L Table 1 Technical specifications Tests performed using fuel with a calorific value of 5 08 kWh kg and a humidity level of less than 6 Tests performed using fuel with a calorific value of 4 2 kWh kg and a humid...

Page 9: ...ons a Opening of the output regulator Safety Thermostat Thermal safety valve probe inlet Temperature probe Safety valve Hot water outlet Thermal safety valve Primary air intake Filling and draining Cold water inlet Opening of the output regulator ...

Page 10: ...7 b c Placing the probe 1 2 Hot water outlet 1 1 4 Thermal safety valve probe inlet 3 4 Drainage outlet 3 4 Thermal safety valve probe 1 2 ...

Page 11: ...ct is complete and in good condition Any defects should be noted before installing the appliance Remove the user manual and hand it to the customer Connecting conduit 140 mm in diameter between the flue gas outlet port and a flue gas exhaust duct to the outside of the building ex chimney Do the hydraulic installation see section 13 Cold water inlet 1 1 4 Filling and draining 1 2 ...

Page 12: ...stallation This chapter will demonstrate how the optional ventilation kit should be installed a b Figure 4 Ventilation Kit Optional 1 Remove the nuts and the air intake cover as shown in Figure 5 a b c Figure 5 Remove the cap 2 Place the two flanges on the fan bracket Figure 6 a first point the two nuts as shown in Figure 6 b Place the fan on the bracket Figure 6 c finally point the last two nuts ...

Page 13: ...ed with the side enclosure as exemplified in Figure 7 a and Figure 7 b fix the controller with the 3 self piercing screws as exemplified in Figure 7 c a b c Figure 7 Placement of the fan controller 4 Place the temperature probe of the controller on top of the boiler as shown in Figure 8 a 8 b and 8 c and fit the enclosure back correctly ...

Page 14: ...the circulator of the Figure 9 d installation a b c d Figure 9 Placing the wiring 6 To start the fan just press the ON OFF button P4 the controller will order the fan VALM M to start and it will work until the PUMP Set Point temperature is reached note Fan Set Point VALV M must be the same as Pump Set Point e g 60 C at that moment the pump led lights up and the pump starts to work when the firewoo...

Page 15: ...than or equal to 60 C to return to the initial menu simply press the MENU P1 button 3 times 8 To change the fan Set Point VALV M on the controller press the MENU P1 button three times the set point value of VALV M appears the controller has a serial set point of 60 C press the P2 or P3 button to increase or decrease the set point temperature it is recommended to set the set point value greater tha...

Page 16: ...oiler is supported must not be of combustible material so adequate protection must always be provided a b Figure 11 Minimum distances to all surfaces a top view of the installation of equipment b side view of the installation device In Figure 12 and Figure 13 the basic requirements for the installation of the boiler flue are shown Provide a T for the periodic inspections and the annual maintenance...

Page 17: ...14 Figure 12 Side view of the installation with the inspection point Figure 13 Example of typical installation NOTICE Keep combustible and flammable materials at a safe distance ...

Page 18: ...n in this case it is advisable to establish suitable condensate collection systems Failure to meet these requirements undermine the proper functioning of the boiler Comply with the instructions given in the diagrams The boilers work with the combustion chamber in depression so it is absolutely necessary to have a flue pipe that extracts the flue gases properly Fume duct material The pipes to be in...

Page 19: ...r that purpose in the lower area of the appliance The heat transport fluid must be water with the addition of an anti corrosion non toxic product and in the quantity recommended by the product manufacturer The automatic combustion regulator prevents the water temperature inside the appliance from rising too high if the thermal power removed is lower than that produced It does this by reducing the ...

Page 20: ... time h QN rated power kW QH needed for installation kW Q min minimum boiler output kW Example of calculation of the buffer tank Combustion Duration 2 hours the time required for combustion of the fuel charge Nominal boiler power 32 kW Minimum boiler power 32 kW Thermal load of the building 25 kW Minimum volume required 15 x 2 x 32 x 1 0 3 x 25 32 735 l 8 2 Method of calculating the volume expansi...

Page 21: ...c pressure 1 bar In practice it is the regulation of increased safety valve of 1 bar Table 2 Water Expansion Ratios Scale an expansion vessel for a heating system with the following characteristics C water content 600 l Phyd hydrostatic pressure at the installation site 1 bar Pseg set pressure of the safety valve 3 bar Solution Applying the formula above where e 0 035 valor convencional Pi Phid 0 ...

Page 22: ...oal wood with paints varnishes thinners liquid fuels glues and plastics should be excluded Also avoid burning common combustible materials like cardboard and straw Wood should have a low less than 20 moisture content to provide efficient combustion avoid creosote deposition in the flue and glass and minimize oxidation of the equipment The following Table 3 next page with some types of wood that ca...

Page 23: ... Difficult Slow Hard Birch Birch Birch Highlands Serra da Estrela Distributed throughout the country in smaller numbers Little Very strong Easy Fast Soft Beech Fagus Regions of cold weather and high humidity North Portugal Serra do Geres Distributed throughout the country in smaller numbers Little Strong Difficult Slow Hard Elm Ulmos The entire country except alpine areas wetlands Distributed thro...

Page 24: ...temperature paint releasing fumes in the first burns due to the cure of the paint Ensure that the hydraulic circuit has been correctly mounted and is connected to the water It must be checked whether there is sufficient air circulation in the room where the installation is made otherwise the equipment does not work properly For this reason you should be aware if there are other heating devices con...

Page 25: ...mechanisms remain unobstructed at all times Figure 15 Lighting 12 Maintenance and Cleaning To access the interior of the combustion chamber it is necessary to open the lower and upper doors Figure 16 a and Figure 16 b The main concern with this appliance is to periodically clean the ashes that accumulate inside the unit and fume duct they can be collected in the lower area of the boiler through a ...

Page 26: ...23 a b c d e f g Figure 16 Cleaning the combustion chamber Note However before starting to clean you must allow the unit to cool down completely to prevent a burning accident ...

Page 27: ... Installation Diagrams Central heating installation diagram Figure 17 Central heating installation diagram Central heating installation diagram and RHW Figure 18 Central heating and RHW installation diagram ...

Page 28: ...25 Installation diagram for central heating RHW and solar panel with a backup pellet boiler Figure 19 Installation diagram for central heating RHW and solar panel with a backup pellet boiler ...

Page 29: ...gram for central heating RHW radiant heated floor and solar panel with a backup pellet boiler Figure 20 Installation diagram for central heating and household water heating using a hot water tank Symbols Figure 21 Symbols ...

Page 30: ...rbon cycle management Solzaima makes all efforts to learn and to know the national forest park while efficiently responding to energy demands taking permanent care to maintain its biodiversity and natural wealth that are essential for the quality of life on our Planet SOLZAIMA is a member of the Portuguese Sociedade Ponto Verde which manages packaging waste from products that the company places on...

Page 31: ...on to take place Combustible property of any material that can ignite wood in this example Creosote chemical compound created by combustion This compound is sometimes deposited on the glass and flue of an insert fire Circuit breaker Electromechanical device that protects a given electrical appliance Energetic efficiency capacity to generate large quantities of heat with the least amount of energy ...

Page 32: ...ecommendation from tests on the equipment with firewood loads within a reasonable operating range This power output range will show different firewood consumptions per hour Plumb the vertical distance to measure the highest point of the installation Output expressed as a percentage of useful energy that can be extracted from a given system considering the total energy of the used fuel Ignition tem...

Page 33: ...ranty on it s produced and marketed products from now on mentioned as Product s but rather a guide intended to be enlightening for the effective activation of the legal warranty that benefits consumers from now on mentioned as Warranty This document does not affect the legal rights of warranty emerging from the purchase agreement whose purpose is the Product s 2 Product identification on which res...

Page 34: ...eded the Buyer must report in writing to Solzaima S A the lack of conformity of the Product within a maximum period of 3 5 1 60 sixty days after the date on which it has detected it in the case of domestic use of the product 3 5 2 Thirty 30 days from the date of its detection in the case of professional use of the Product 3 6 In the pellet range equipment s the commissioning service is required to...

Page 35: ... a product is installed outdoors it must be protected against weather effects such as rain and wind In these cases it may be necessary to protect the appliance by means of a cabinet or a properly ventilated protective case Appliances should not be installed in places that contain chemicals in their atmosphere in saline or high humidity environments as mixing them with air may produce rapid corrosi...

Page 36: ...g of water discharged by said valve 3 13 In order to avoid damage to the equipment and attached pipes by galvanic corrosion it is advisable to use dielectric separators in the connection of the equipment to metal pipes whose characteristics of the materials applied to this type of corrosion Product Warranty does not include damages caused by non use of such dielectric separators 3 14 The water or ...

Page 37: ... cost of the repair borne by the Buyer the following cases 4 1 Products with more than 2000 operating hours 4 2 Refurbished and resold products 4 3 Maintenance operations Product settings commissioning cleaning elimination of errors or anomalies that are not related to deficiencies of equipment components and replacement of the batteries 4 4 Components in direct contact with fire such as vermiculi...

Page 38: ...allation use and operation instructions or applications not conforming to the intended use of the Product or from abnormal climatic factors unusual operating conditions overload or maintenance or cleaning performed improperly 4 10 The Products that have been modified or manipulated by people outside the Official Technical Services of the brand and consequently without the explicit authorization of...

Page 39: ...oduced by the quality of the water supply Also excluded from this warranty are air bleeding interventions of the circuit or unblocking of circulating pumps 4 16 The installation of the equipment supplied by Solzaima S A should contemplate the possibility of their easy removal as well as points of access to the mechanical hydraulic and electronic components of the equipment and the installation Whe...

Page 40: ...a S A liability in respect of warranty is limited to that established in the present warranty conditions 7 Cost of Services performed outside the scope of the warranty The interventions carried out outside the scope of the warranty are subject to the application of the current tariff 8 Warranty Services performed out of scope Warranty The interventions carried out outside the scope of the Warranty...

Page 41: ...f invoices for services rendered they are not processed in any stipulated period with default interest at the maximum legal rate in force 12 Competent court For the resolution of any dispute arising from the purchase and sale agreement having as object the products covered by the warranty the contracting parties attribute exclusive jurisdiction to the courts of the district of Águeda with express ...

Page 42: ... name and contact address of the manufacturer Nom marque déposée et l adresse de contact du fabricant Nome denominazione commerciale registrata e Indirizzo del costruttore SOLZAIMA SA RUA DOS OUTARELOS Nº111 3750 362 BELAZAIMA DO CHÃO ÁGUEDA PORTUGAL 5 Sistema de avaliação e verificação da regularidade do desempenho do produto Sistema de evaluación y verificación de constancia de las prestaciones ...

Page 43: ...udière méthode directe Efficienza della caldaia metodo diretto Classe eficiência Clase de eficiência Efficiency class Classe d efficacité Classe di efficienza 89 8 Class 5 class 5 ղK 87 log Q class 4 ղK 80 2 x log Q class 3 ղK 67 6 x log Q According EN 303 5 Temperatura gases combustão Temperatura de humos Flue gas temperature Température de gaz de combustion Temperatura fumi 193 C Temperatura amb...

Page 44: ...ción se expide bajo la exclusiva responsabilidade del fabricante identificado en lo punto 4 Performance of the product stated in points 1 and 2 is consistent with the declared performance in point 9 This declaration of performance is issued under the sole responsibility of the manufacturer identified in point 4 Les performances du produit indiqué dans les points 1 et 2 est compatible avec les perf...

Page 45: ...acto de lo fabricante Name registered trade name and contact address of the manufacturer Nom marque déposée et l adresse de contact du fabricant Nome denominazione commerciale registrata e Indirizzo del costruttore SOLZAIMA SA RUA DOS OUTARELOS Nº111 3750 362 BELAZAIMA DO CHÃO ÁGUEDA PORTUGAL 5 Sistema de avaliação e verificação da regularidade do desempenho do produto Sistema de evaluación y veri...

Page 46: ...Rendimiento de la caldera método directo Boiler efficiency direct method L efficacité de la chaudière méthode directe Efficienza della caldaia metodo diretto Classe eficiência Clase de eficiência Efficiency class Classe d efficacité Classe di efficienza 90 2 Class 5 class 5 ղK 87 log Q class 4 ղK 80 2 x log Q class 3 ղK 67 6 x log Q According EN 303 5 Temperatura gases combustão Temperatura de hum...

Page 47: ...aradas en el punto 9 La presente declaración se expide bajo la exclusiva responsabilidade del fabricante identificado en lo punto 4 Performance of the product stated in points 1 and 2 is consistent with the declared performance in point 9 This declaration of performance is issued under the sole responsibility of the manufacturer identified in point 4 Les performances du produit indiqué dans les po...

Page 48: ...acto de lo fabricante Name registered trade name and contact address of the manufacturer Nom marque déposée et l adresse de contact du fabricant Nome denominazione commerciale registrata e Indirizzo del costruttore SOLZAIMA SA RUA DOS OUTARELOS Nº111 3750 362 BELAZAIMA DO CHÃO ÁGUEDA PORTUGAL 5 Sistema de avaliação e verificação da regularidade do desempenho do produto Sistema de evaluación y veri...

Page 49: ...iento de la caldera método directo Boiler efficiency direct method L efficacité de la chaudière méthode directe Efficienza della caldaia metodo diretto Classe eficiência Clase de eficiência Efficiency class Classe d efficacité Classe di efficienza 90 6 Class 5 class 5 ղK 87 log Q class 4 ղK 80 2 x log Q class 3 ղK 67 6 x log Q According EN 303 5 Temperatura gases combustão Temperatura de humos Flu...

Page 50: ... el punto 9 La presente declaración se expide bajo la exclusiva responsabilidade del fabricante identificado en lo punto 4 Performance of the product stated in points 1 and 2 is consistent with the declared performance in point 9 This declaration of performance is issued under the sole responsibility of the manufacturer identified in point 4 Les performances du produit indiqué dans les points 1 et...

Page 51: ...acto de lo fabricante Name registered trade name and contact address of the manufacturer Nom marque déposée et l adresse de contact du fabricant Nome denominazione commerciale registrata e Indirizzo del costruttore SOLZAIMA SA RUA DOS OUTARELOS Nº111 3750 362 BELAZAIMA DO CHÃO ÁGUEDA PORTUGAL 5 Sistema de avaliação e verificação da regularidade do desempenho do produto Sistema de evaluación y veri...

Page 52: ...cto Rendimiento de la caldera método directo Boiler efficiency direct method L efficacité de la chaudière méthode directe Efficienza della caldaia metodo diretto Classe eficiência Clase de eficiência Efficiency class Classe d efficacité Classe di efficienza 90 7 Class 5 class 5 ղK 87 log Q class 4 ղK 80 2 x log Q class 3 ղK 67 6 x log Q According EN 303 5 Temperatura gases combustão Temperatura de...

Page 53: ...claradas en el punto 9 La presente declaración se expide bajo la exclusiva responsabilidade del fabricante identificado en lo punto 4 Performance of the product stated in points 1 and 2 is consistent with the declared performance in point 9 This declaration of performance is issued under the sole responsibility of the manufacturer identified in point 4 Les performances du produit indiqué dans les ...

Reviews: