stropuva pdf - West Meathstone
Contents
1. MOST FREQUENT FITTING MISTAKES It is fitted according to the diagrams of other boiler manufacturers where it is provided the return of a big amount of heated water to a reversionary flow as if it removes a negative effect of the condensate Circular pump together with the boiler is fitted in the old system where elements are not regulated CONSEQUENCES REMOVAL Intense flow sufficiently cools combustion compartments and smoke crack walls so that moister shall be discharged on them though it is dried while heating but glues ash onto the walls therefore the boiler and chimney flue periodically clog Set a recommended flow moister shall accumulate below a combustion fireplace smoke cracks will be always clean Due to an intense flow of cool water a lot of condensate is discharged a poisoned smell of condensate gets into a boiler room and the boiler running is such uneconomical that it lacks its capacity Mount a balance tap in front of the boiler or mount in a boiler Pulsing is heard in the boiler sometimes air valve is jumping The boiler operates very uneconomically condensate leaks it lacks capacity Turn the valve regulating lever up in It is burned when the chimney flue the chimney flue and fix up so that the draught shall draught is too strong easily open the air injection valve If you purchased the boiler without a chimney flue connector it is sufficient to cut a U form section in the ledge2. recommend only several simple cheap and justified diagrams During fitting procedure of supplement elements please read the manufacturer requirements and follow them 1 According to recommendations of thermal valve manufacturers set pre flow valves according to the instructions of the heating system design if it is not the case then at 1 5 or 1 2 Do not exceed heat flow through the floor temperature with floor heating automatic elements recommendations of manufacturers 28 35 C 3 Upon fitting three stage or four stage mixing valves and a circular pump so that elements of the boiler and heating would not be shunted mount on a large ring of the house heating system Preferably on a reversible flow pipe 4 As it usually happens do not shunt elements of the boiler and heating in parallel to a hot water heater connected to the boiler a balance valve is required when connecting a hot water heater in parallel 5 Maintain the temperature sufficient to a good boiler operation 70 85 C 6 Follow the recommendations of the chimney flue insert producer 7 It is not allowed to fit the chimney flue closing valve To reduce its draught use our or other producers self intake air valves 8 Take care of proper ventilation in a boiler room 9 Every time when fitting our solid fuel boiler look at the technical certificate useful additions and recommendations are possible 4 4 MOUNTING PICTURE OF SOLID FUEL BOILER STR
3. s20 are collected from parts D20 Node for boiler s40 is collected from parts D25 ATTENTION 1 5 bar pressure safety valve involves into the opening 17 fig 2 1 Instead trident 5 use a bend D25 SME 10 STROPUVA ik Fig 4 4 Heating system scheme without additional boiler and floor heating 14 4 7 The pump P pumps the water out of the heating elements and pushes it through the boiler into the heating elements see figure 4 4 Through balance faucet bk 1 the heated water flows into the nearest radiator which can operate in a self flowing manner to protect the boiler from overheating radiator without a thermo valve in case the power went off Hereafter the heated water flows through the non solid fuel boiler 2k if such is available which turns on as the boiler 1k stops burning or turns off when the boiler Ik is supplying the hot water thanks to internal automatics If the boiler 2k is available the bolt 3 is turned off if it is not the bolt is turned on Hereafter the heated water flows through the water heater B and the bolt 3 If the heater input is of a sufficient diameter the bolt 3 is turned off as the water flows only through the heater more water is heated After the heating domestic water thermofication water flows to the radiator system Thanks to the pump P the water abundantly circulates through the flow distribution valve T 3 20 50 which due to the sensor directs a
4. steel an orderly and correctly fitted insert protects the chimney against the effect of condensate or moister e an insert must not minimize significantly the cross section of the chimney opening parts of the insert must be tightly interconnected with stainless steel rivets e ash collector must be mounted below collector must be mounted 15 20 cm below the flue connection to the chimney flue then the flue can be easily cleaned up through it e the gap of the chimney between an insert and chimney walls at least outside the chimney fill with inflammable insulation materials At the top a crack must be hermetically plastered and tin coated with a slope from the opening to the chimney side e the chimney at the cold loft must be sealed with inflammable insulation materials 4 3 REQUIREMENTS FOR CONNECTING TO THE HEATING SYSTEM It is allowed to fit in the boiler by qualified technicians who are aware of all requirements and who give guarantees on their job and every time consults our boiler operating manual Our product is not very similar to previous structures Therefore what fits to other boilers does not fit to it For instance boilers where combustion runs below a firebox it is recommended an intense return of the heated flow It does not fir to our coiler If up to date elements of heating systems in the connecting diagrams of other boilers are used very diversely and various and complicated connection diagrams are recommended we
5. DOMESTIC SOLID FUEL BOILER STROPUVA INSTALLATION AND MAINTENANCE MANUAL CERTIFICATE NO SPSC 672 CONTENT 1 2 3 4 DIMENSIONS AND CHARACTERISTICS 1 1 WOOD FIRED BOILERS 1 2 COAL FIRED BOILERS DESCRIPTION OF A STRUCTURE TRANSPORTATION AND WAREHOUSING BOILER FITTING 4 1 FIRE REQUIREMENTS 4 2 REQUIREMENTS FOR THE CHIMNEY FLUE 4 3 REQUIREMENTS FOR CONNECTING TO THE HEATING SYSTEM 4 4 MOUNTING PICTURE OF SOLID FUEL BOILER STROPUVA S40 NODE WITH THE LOST OF PARTS 4 5 DESCRIPTION OF HEATING SYSTEM SCHEME OPERATION 4 6 MOUNTING PICTURE OF SOLID FUEL BOILER STROPUVA S40 NODE WITH THE LOST OF PARTS 4 7 DESCRIPTION OF SCHEME OPERATION WITHOUT ADDITIONAL BOILER AND FLOOR HEATING BOILER BURNING AND KINDLING 5 1 THE MOST ECONOMICALLY FUEL BURNS DOWN IN THE BOILER WHEN IT IS FULLY LOADED 5 2 SETTING OF THE BI THERMAL DRAUGHT REGULATOR 5 3 EVALUATION OF THE BOILER OPERATION 5 4 BOILER CLEANUP AND MAINTENANCE ACCIDENT PREVENTION REQUIREMENTS RISK ASSESSMENT 7 1 HEAT HAZARDS 7 2 PRESSURE HAZARDS 7 3 POSSIBLE INTOXICATION 7 4 REQUIREMENTS FOR CONNECTING OF ELECTRIC PARTS DEAR CUSTOMER We are delighted that you have put your trust in us We present the domestic solid fuel boiler in the mouth of which the burning time of one load is measured in days With one load of wood peat and sawdust briquettes the boiler burns for about 30 hours and with coal the burning time is about 7 days Exceptional characteri
6. OPUVA S40 NODE WITH THE LOST OF PARTS Plumbing detail Pressure safty valve Automatic air vent Balance valve D15 Transition D25 15 Trident D25 Trident D25 15 Clutch D25 Nipple D25 N Collapsible connector D25 SME Bend D25 SME Transition D32 25 Spherical valve D25 SME Bend D25 Thermostatic valve DT25 Subjugation set of circulation pump Circulation pump Brass disk bolt D25 Release and complement valves Three way valve for flow distribution D25 J T Fig 4 1 Plumbing node R to from radiator s F to from floor heating B to from boiler K2 to from other solid fuel boiler Nodes for boilers S7 S10 S20 are collected from parts D20 Node for boiler 40 is collected from parts D25 ATTENTION 1 5 bar pressure safety valve involves into the opening 17 fig 2 1 Instead trident 5 use a bend D25 SME 10 STROPUVA ik 4 5 DESCRIPTION OF HEATING SYSTEM SCHEME OPERATION The pump P pumps the water out of the heating elements and pushes it through the boiler into the heating elements see figure 4 2 Through balance faucet bk 1 the heated water flows into the nearest radiator which can operate in a self flowing manner to protect the boiler from overheating radiator without a thermo valve in case the power went off Hereafter the heated water flows through the non solid fuel boiler 2k if such is available which turns on as th
7. adjusters MODEL Fig 2 1 Boiler diagram The boiler see figure 2 1 is a steel cylinder covered by a steel cylinder of a bigger diameter a structure isinsulated Bi thermal draught regulator 2 with wooden stick 3 is at the front side of the boiler see for details item No 5 2 Heated water is between the cylinders A structure has openings for loading 8 of solid fuel 10 ash removal 11 and smoke extraction flue 5 There are also openings for water supply 14 15 thermometer 16 and pressure safety valve 17 Air heating compartment 4 for the improvement of combustion quality and heating transmission is mounted on the upper part of a combustion compartment The boiler can be configured with grid bars and switching valve 6 for burning with peat or coal There is a gap between a heating compartment and boiler walls through which smoke pours so that the heat would be better transmitted A telescope air feeding pipe 7 fits into a compartment at the end of which the air distributor is fixed 9 An opening for air injection and regulating valve 1 is at the upper part of a compartment Upon request a concrete bottom with an insulating band is configured with the boiler 18 Lift cable 12 with a ring of the air feeding mechanism is placed at the right side of the boiler in front of the door a fixing hook 13 The purpose of the air distributor is to distribute correctly the air in the generat
8. becomes warmed it expands the body itself slightly close or close a control valve 1 through a lever 4 and when getting cooler shrinks and opens When the boiler is brought into a boiler room and is connected to the pipeline of the heating system check whether draught regulating parts are not deformed support bar 3 mount on the boiler the emboss of its metal part 5 must be in the valve lever 4 pore and the temperature setting screw 2 spike in the sag of a lever 4 The sag and pore are near each other at the distance of 3 5 mm Check whether a valve completely closes air ducts its screw is loose and do not screw it With a support screw set a valve at 3 5 cm distance from the air injection opening only then fire up the boiler 2 H 222777 Fig 5 5 Bi thermal draugth regulator When metal and water becomes warmer the boiler cylinder gets longer and lowers down the valve When temperature indications show not less than 80 C open the valve with a temperature regulation screw 2 and for higher indications slightly close until temperature reaches 80 C Later seeking to set a lower temperature turn a ring towards smaller figure ring cannot be turned behind the biggest figure if turned more overheating and water boiling are possible 5 3 EVALUATION OF THE BOILER OPERATION If after the fire up the boiler operates well and later its capacity and draught decreases it means that the chimney flu
9. clogged Therefore all the said defects must be eliminated When the draught is reduced heat detraction cracks between the air heating compartment 2 and inner walls of the boiler must be checked and cleaned up They can be cleaned with a flexible brush through the inner smoke opening above the fuel firebox door It is more convenient to clean through a smoke discharge opening after dismantling a connection with the chimney flue or through a special opening in the connection The boiler shall not clog if the heating system is correctly mounted chimney flue is in a good order and is used following the recommendations of the manual Air distributor is lowered can scoop up old ash therefore their cracks must be sometimes checked and cleaned up If a crack between the lower plates is reduced or disappear it must be restored after dismantling of the distributor A cable of the lifting mechanism must be lubricated so that it won t get warn and the distributor would be lifted up more easy We recommend lubricating the door closing hooks either Sometimes it must be checked whether the sealing of the doors and a place between the concrete floors and the boiler is in a good condition Remove the problems of sealing using heat resistance materials mentioned above So that the doors would be closed tightly sealing materials should be replaced 20 ACCIDENT PREVENTION REQUIREMENTS The boiler is a zone of increased hazard If behaving irrespons
10. e boiler 1k stops burning or turns off when the boiler 1k is supplying the hot water thanks to internal automatics If the boiler 2k is available the bolt 3 is turned off if it is not the bolt is turned on Hereafter the heated water flows through the water heater B and the bolt 3 If the heater input is of a sufficient diameter the bolt 3 is turned off as the water flows only through the heater more water is heated After it has heated the domestic water the thermofication water flows into the ratiator systems and through the thermostatic valve T2 20 50 if required and gets into the floor heating system The thermostatic valve sensor opens the valve up if the water is colder than indicated 35 C and closes it if the water is warmer Thanks to the pump P the water abundantly circulates through the floor heating coil pipes F and also flows into the boiler through theflow distribution valve T 3 20 50 which due to the sensor directs a part of the colder flow into the radiatior system as the returning flow is warmer that indicated 40 maintaining a stable premise warmth even if no thermo valves are available and protecting the floor from overheating bk2 and bk3 are the closure valves not the faucet with spherical rotating closure or more improved flow determination valves through which the pump flow is distributed in such manner that it would be sufficient enough for floor heating and appropriate for the pump Overall f
11. e chimney flue through the chimney flue cleanup opening The chimney flue must be clean There must be no fittings nor bird nests and unsealed openings leading to cavity ceilings and adjacent mines It is verified whether the chimney flue does not have openings or cracks in the outside through which the parasitic air can pass which will cool the chimney flue and reduce its draught Cracks openings and a place where the boiler is connected to the chimney flue must be sealed If there are inner openings in the chimney flue leading to ceilings or adjacent mines shafts and there is no possibility to repair them an oval or cylinder insert of stainless steel must be fitted in Rectangular inserts are not reliable due to cracks formed in connection places due to temperature changes The boiler is erected straight on concrete floor any cracks between the floor and the boiler are sealed with heat resistant silicone or lime cement solution with sand or other materials The boiler can be erected on a concrete bottom intended for fitting with an insulation rope During carrying sometimes parts of the boiler get deformed therefore when it is fitted into the chimney flue and after closing all the doors and also the opening of the chimney flue cleanout opening check the operation of the upper valve its nestling against surface of the air intake opening and doors insulation using the flame of a candle or match 4 1 FIRE REQUIREMENTS The boiler is erected
12. e is insufficiently tight check whether the doors of the chimney flue cleanup are closed or there are any other problems of tightness remove them If after the burn up rhythmical noise is heard in the boiler and sometimes smoke erupts it means that the draught of the chimney flue is too strong the boiler has no capacity and his operation is uneconomic In this case the air must be injected into the chimney flue through special openings Turn a lever in the clockwise direction so that pulsing of a boiler would disappear If fuel burns well but the temperature indicator slowly raises up and condensate leaks from the chimney flue it means that the heated water flow is exceeded switch on a circular pump into the lowest position and reduce a flow by the boiler balance tape or flows in the heating elements till the condensate stops leaking from the chimney flue and the boiler temperature indicator reaches 70 80 C 5 4 BOILER CLEANUP AND MAINTENANCE When firewood logs are burnt ashes from the boiler must be removed every month When burning peat or coal ash must be cleaned every month before firing It is natural that the inner walls of the boiler are slightly coated with tar but if the draught of the chimney flue is bad if air passes through the under part or lower doors if during combustion the boiler is kindled and the air distributor is moved if the heated water flow is too intense too much tar could be build up and the boiler can be
13. erature can reach the critical level of 100 C from inertia but water will not boil in the boiler since thanks to a combustion method a small layer of burning firewood logs upon an automatic closure of the air valve quickly goes down If the air closing valve is deformed or due to other violations of operation rules for instance the door from ash cleaning is open water in the boiler can start boiling However the pressure protection valve mounted on the upper pipe of the feeding flow near the boiler easily releases vapor and does not exceed pressure allows the boiler to get replenished with water from a reversionary water flow pipe from a system and to cool down Under improper use for instance though the air is injected through a lower door into the boiler due to the intensive combustion in the boiler its capacity is exceeded several times so the boiler can boil water and if overheated crack up from normal pressure The boiler can also crack up from too high pressure if a pressure protection valve of higher pressure will be mounted in an improper place or clogged As calculations and practice prove the boiler will never explode to the outside but crack up inside therefore there is no hazard for human health or life 7 3 POSSIBLE INTOXICATION When the chimney flue is clogged or when cleaning from ash carbon black monoxide can be formed in a boiler room therefore natural exhaust ventilation is required and for its operation the influent venti
14. ibly it is possible to get hurt poisoned make a fire spoil the boiler or heating system SAFETY REQUIREMENTS AND PROHIBITIONS Do not boil water in the boiler Do not kindle the boiler without water Do not exceed pressure in a system over 1 5 bars Do not freeze water in the heating system and boiler Air from outside must get into a boiler room Do not pass the air through a lower door and do not load firewood logs through the under part Do not store fuel in the boiler after loading firewood logs must be ignited Do not move the air distributor during combustion CONSEQUENCES IF NOT FOLLOWING PROHIBITIONS AND MEASURES If water boils away the boiler will overheat and will crack If the boiler boiled up due to a reason which is not known to you keeping the face away from doors open them and pour water into a firebox Spoilage of boiler and other heating system parts It is possible to get poisoned besides the boiler does not operate open a window in a boiler room or inject the air into a boiler room otherwise Condensate shall leak more firewood logs will be consumed Water will boil up in the boiler coal will drop down Fire wood will burn up from the remaining ember and will fume useless leaving the condensate and tars While stabbing the air distributor softened from heat on to the firewood logs it will become folded and if sinked deeper into fuel will get worn from heat more rapidly
15. iler 1 45 70 Coefficient of useful operation 0 2 0 25 0 5 1 0 Dimension of load opening mm 250x210 250x210 260x220 280x240 Height mm 1250 1900 1900 2100 1900 2100 450 450 560 680 Mass kg 100 185 231 315 Firewood containing more than 30 moisture shall not burn at all and if burn shall not endure the required temperature the burning shall be unstable Combustion duration of fuel loading depend on its quality outside and inside temperature building quality and other factors Table 1 2 Information for adjusters MODEL 12 COAL FIRED BOILERS Table 1 3 Dimensions and characteristics for coal fired boilers Solid fuel firewood logs timber waste sawdust and peat briquettes coal Recommended moisture lt 30 PARAMETRES Heated area m Amount of coal kg Amount of firewood kg Water amount in the boiler 1 20 100 200 350 130 50 35 45 45 85 40 180 400 500 220 80 45 55 58 85 Coefficient of useful operation 91 6 0 25 0 5 1 0 Dimension of load opening mm 250x210 260x220 280x240 Height mm 1900 1900 2100 1900 2100 450 560 680 Mass kg 196 246 333 Firewood containing more than 30 moisture shall not burn at all and if burn shall not endure the required temperature the burning shall be unstable Combustion duration of fuel loading depend on its quality outside and inside temperature building quality and other factors Table 1 4 Information for
16. ion zones below and near the air distributor at the combustion zone near and above the distributor Air distributor leans upon the side firewood logs which do not get heated up to a high temperature It is no allowed to move a distributor during the combustion after moving the air distributor up and down it turns and sinks deep into the combustion place and then the boiler operation is uneconomic its parts worn out more 3 TRANSPORTATION AND WAREHOUSING Boilers are allowed to be transported unfastened only in a horizontal position If it does not rain it is allowed to transport with an open transport in other cases it must be transported with a covered transport When transporting in a vertical position additional protection measures must be taken so that the boilers won t fall and scratch Boilers can be stored in dry premises free of chemical active agent steam 4 BOILER FITTING The boiler is fitted in the premises corresponding to the state requirements established for the premises of boiler houses Premises where a boiler will be fitted must be at least 215 m in height and with concrete flooring at least in that place where the boiler will be erected Premises must be made watertight and protected from heated residential rooms and would have a vertical ventilation channel and window or opening in the outside wall so that he air from outside would pass into the boiler and ventilation channel Using a mirror examine the inside of th
17. lation is required too i e the opening or opened small window in the outside wall of a boiler room If there is no influent ventilation the boiler shall not operate Therefore do not forget to install the inflowing ventilation in the boiler wall of a boiler room directly from outside The door of a boiler room must be tightly closed so that when an emergency sanitary unit or kitchen ventilation are switched on the operation of the boiler shall not be disturbed and dust or carbon black monoxide shall not pass from a boiler room into residential rooms 7 4 REQUIREMENTS FOR CONNECTING OF ELECTRIC PARTS Circular pumps are fitted in the system using electric power They must be connected by a person who has a qualification of an electrician and permission for such work Fitting works must be performed according to the prepared design considering general input capacity Influence of electric power on human is possible Electric power connections must be insulated bodies earthed installation performed according to the standards valid in the state JSC STROPUVA ir KO Company code 300149972 Address Vaduvos str 2A LT 02304 Vilnius phone 370 5 255 1763 fax 370 5 232 2525 mob 370 656 16223 E mail infoGstropuva lt or Iljukas gmail com www stropuva lt CONFIGURATION 1 Air supply valve mounted on the top of the boiler 2 Wooden stand for a thermal controller mounted with a packing tape on the front of the boiler near the l
18. low amount depends on the circulation pump and might be controled by switching the pump speed positions If the system do not has floor heating T2 it is not necessary to install the thermostat during the summer Creating a solid fuel boiler for heating boiler radiator and floor manifold close and open the T2 from the unscrew the cap or removing the thermostat A circulation pump with the power of 25 60 W is enough for a 10kW boiler 40 80 W for a 20 kW boiler and 50 100 W for a 40 kW boiler bk1 a balance faucet of a safety auto flow radiator through which the flow is determined to make the radiator reversible pipe 40 C cooler than the infusion pipe 7 collapsible connectors by releasing them the node may be reversed to another side of the boiler 4 6 MOUNTING PICTURE OF SOLID FUEL BOILER STROPUVA S40 NODE WITH THE LOST OF PARTS Fig 4 3 Plumbing node R to from radiator s B to from the boiler Z Plumbing detail Pressure safty valve 1 Automatic air vent Balance valve D15 Transition D25 15 Trident D25 Trident D25 15 Clutch D25 Nipple D25 Collapsible connector D25 SME Bend D25 SME En Transition D32 25 Spherical valve D25 SME Bend D25 EN Subjugation set of circulation pump Circulation pump un Brass disk bolt D25 Release and complement valves D15 Three way valve for flow distribution D25 Nodes for boilers s7 s10
19. oading door Pressure protection valve 1 5bar Thermometer Flue with regulated air supply Air injection collector for the boilers adapted to burn coal Tubular air distributor for the boilers adapted to burn coal We recommend acquiring a reserve generator should power supplies fail ATTENTION Release the draught regulator from fasteners pull it over the bar at the side of the boiler the upper needle of the draught regulator fit into the air injection hole PRODUCT GUARANTIE TERMS The manufacturer guaranties that the product corresponds to the requirements of technical documentation The manufacturer provides a two year guarantee on the boiler The manufacturer provides a five year guarantee on the boiler heat exchanger The manufacturer undertakes during a guarantee period to eliminate defects due to the fault of the manufacturer The user by purchasing the boiler undertakes to 1 Fit the boiler and use it according to the recommendations of this Manual 2 Study amp Learn this User Manual 3 Keep this Guarantee Document and notes safe The manufacturer does not undertake any obligations for the operation of the boiler and consequences in relation to it and shall not provide guarantee in the following cases 1 Power does not meet energy demands of the house 2 The boiler is fitted in non compliance with recommendations of this Data sheet 3 The boiler runs in non compliance with recommendations of this Manual 4 The pr
20. oduct guarantee is not valid without a guarantee document GUARANTEE CERTIFICATE Heating boiler has a two year guarantee Heat exchanger has a five year guarantee Boiler Product number The beginning date of the guarantee period Signature of the seller stamp date THURINGEN CEER Twe EC design examination certificate of conformity acc to Pressure Equipment Directive 97 23 EC Certificate No 0662 0288 05 Name and Address of Manufacturer This is to certify that the design of the assemblies for generation of warm water according to article 3 paragraph 2 3 listed below meets the requirements of the Pressure Equipment Directive 97 23 EC Annex sections 2 10 2 11 3 4 5 a and 5 d Description of pressure equipment types no S7 10 S20 and S40 Category article 3 paragraph 3 Examination report no LT08 056 05 Drawing no VR 00 00 SB Construction code EN 303 5 EN 12828 Gera 2005 04 18 TUV CERT Ce ification Body for pressure equipment of TUV Th ringen e V Notified Body 0090 97 23 EC Melchendorfer Str 64 D 99096 Erfurt B1_0662_0288_05
21. on a non flammable base Metal connection of the boiler near the chimney must be produced from metal not thinner than 1 5 mm and coated with heat insulation materials The condition of the chimney flue must be checked once per month by examining it during the day time through the cleanup opening with a mirror in the event of necessity clean it since soot and tars build up in the chimney flue can ignite throw the sparks cause fire hazard overheat or damage the insert Using branded chimney flues of stainless steel or ceramic study the users manual and fulfill the requirements cleaning periodicity in particular When the chimney flue is cleaned up a horizontal flue between the boiler and chimney flue must be cleaned up either 4 2 REQUIREMENTS FOR THE CHIMNEY FLUE The cross width of the chimney flue opening can be 10 percent less as it is specified in the main technical requirements but not bigger The boiler requires an individual chimney flue any other devices cannot be connected to it So that the formed condensate in the chimney flue would not get into the boiler a flue from the boiler to the chimney flue must be horizontal and not longer than 1 5 m and not shorter than 0 20 m well sealed and insulated with a heat insulation material in the connection places Flue and chimney flue is periodically cleaned up considering the mentioned above fire requirements It is recommended e to fit in the chimney the insert of stainless
22. part of the colder flow into the radiatior system as the returning flow is warmer that indicated 40 C colder part of the flow refers to the radiator system and maintained a stable indoor heat even in the absence of thermovalves A circulation pump with the power of 25 60 W is enough for a 10KW boiler 40 80 W for a 20 kW boiler and 50 100 W for a 40 kW boiler bk 1 a balance faucet of a safety auto flow radiator through which the flow is determined to make the radiator reversible pipe 40 C cooler than the infusion pipe 7 collapsible connectors by releasing them the node may be reversed to another side of the boiler 5 BOILER BURNING AND KINDLING 5 1 OOOO Switching valve 6 when burning firewood logs must be lowered see figure 5 1 A when coal is burning it must be lift up fig 5 1 B When loading fuel the air distribution 9 must be lifted up therefore take a ring at the cable end 12 hanging in the right above the firebox doors pull down and put on a hook 13 Fig 5 1 Switching valve inside the boiler Fig 5 2 A Air distributor for firewood logs timber waste sawdust briquettes B tubular air distributor for coal or peat briquettes Use the air distributor 9 see figure 5 2 A then heating firewood Load firewood logs horizontally longer one in the middle and shorter at the side It is useful to fill spaces between firewood logs with sawdust or fine
23. r and gradually unbent the formed tongue till the boiler operation becomes stable If packing cartons retard combustion then to combust plastic construction or packing waste is dangerous since generated gas does not combust evenly their excess accumulates the explosion of which in the chimney or boiler dismantles chimney flue connectors Package plastic waste and card board boxes are burnt in the boiler 7 1 HEAT HAZARDS Upon touch of hot boiler elements it is possible to get burnt The surface of the boiler which can be heated up to 40 C temperature and other parts according to technical characteristics are insulated with heat insulation but there are such parts like door handles and doors which are heated more and are hazardous to humans Such places are marked with an international danger mark Hot water pipes of the heating system after hydraulic testing must be insulated with heat insulation Pressure valve escape pipe must be lead up to sewerage or vessel by leaving a 10 cm gap for monitoring and insulated with heat insulation or marked with a heat hazard mark 7 2 PRESSURE HAZARDS Increase of pressure is possible when electric power fails and circular pump stops the boiler is not refilled with cold water from a system and temperature reaches the dangerous level then the draught regulator gets actuated by closing a valve at the set temperature mode not letting air in and extinguishing the boiler Temp
24. stics of the manufactured products which prolong the burning time of the solid fuel boiler are the distribution of air from the top and the solid fraction burning in the candle principle Before installing and using it we would ask that you read this Manual carefully and follow the Instruction closely as this will guarantee better results when using the appliance Keep this Instruction Manual in a safe place so that you can refer to it easily and thus abide by the guarantee conditions You should keep the Guarantee Certificate or where relevant the technical datasheet together with the Instruction Manuak for the duration of the useful life of the appliance It has important technical information about the appliance Solid fuel heating boilers STROPUVA hereinafter referred to as the boiler are intended for various premises rooms where a central heating system is installed with radiators heat water boiler for domestic purposes or floor coils or heaters or all together for heating The system can be both with natural and forced circulation closed or opened 1 DIMENSIONS AND CHARACTERISTICS 1 1 WOOD FIRED BOILERS Table 1 1 Dimensions and characteristics for wood fired boilers Solid fuel firewood logs timber waste sawdust briquettes Recommended moisture lt 30 PARAMETRES 10 20 40 Heated area m 50 100 100 250 200 450 200 350 500 Amount of firewood kg 25 50 80 35 45 Water amount in the bo
25. te before that lift up the air distributor and open the door After additional loading combustion quality and economy get worse for a short time therefore we recommend to do it so that to extend the combustion duration until the next suitable loading and burning Using wet firewood logs or any other timber fuel or its waste it is recommended to use the air injection collector fig 5 4 C and to improve combustion by putting layers of other timber fuel with dry firewood logs When burning coal or peat turf the injection collector is required Always the load of any other fuel is fired up though the upper doors 8 ATTENTION 1 The air injection collector is switched on only when the doors are closed when the fire is made The sensor of the chimney flue with a thin capillary 200 300 C must be fitted into a flue and water sensor 70 C between the body and sealing material During boiler operation it is dangerous to open the doors widely flame can burn the face Therefore at the beginning do not look inside the boiler and keep yourself away open the firebox doors only for 2 3 cm and only after 20 30 sec open the doors and load firewood logs but no more than two layers 20 30cm close the door and pull down the air distributor 3 It is not allowed to pass the air through the lower ash cleaning doors 5 2 SETTING OF THE BI THERMAL DRAUGHT REGULATOR The operation method of this regulator is based that when the body of the boiler
26. tree waste Use a pipe air distributor figure 5 2 B for burning small coal a boiler with small coal operates at 50 70 lower mode therefore use small coal during warmer days When loading peat turf firstly load large briquettes and then fine peat turfs After loading with firewood logs immediately make fire so that the load would not ignite from remaining embers When loading coal use grid bars see fig 5 3 open by pulling up the air valve for coal and peat turf to clean up ash and slag Fig 5 3 Grid bars for coal and peat turf firing Load lump coal larger coal like a computer mouse cut into smaller pieces Do not load any other fuel only at the top of coal load about 2 kg of dry chipped firewood logs By turning a regulating screw see figure 5 4 A open an air control valve for 3 5 cm Kindle the top of the load fig 5 4 B slightly close the door leaving a gap of 1 3 cm When fuel burns up close the door and unhook a ring with a lifting cable Liquid fluid used for firing of fireplaces and ovens can be used for firing of the boiler however it can not be used during combustion Fig 5 4 Recommendations Open a window or a special opening outside the boiler wall during boiler burning so that the boiler would intake the air from outside When burning coal do not kindle the boiler When burning firewood logs during combustion the boiler can be loaded with firewood logs and bulky tree was
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