STROPUVA
Contents
1. 13 8 1 THE MOST ECONOMICALLY FUEL BURNS DOWN IN THE BOILER WHEN IT IS PURE VIEONDEDe trae ca rN Se 13 8 2 SETTING OF THE BI THERMAL DRAUGHT REGULATOR 1 15 83 EVALUATION OF THE BOILER 1 2 22102 00000000000 000000000004 17 84 BOILER CLEANUP AND MAINTENANCE nennen 17 9 ACCIDENT PREVENTION REQUIREMENTS 18 IO ISI ASSESSMENT 5 encima tot ptt BE dip iet 20 10 1 ve Rec 20 10 2 PRESSURE HAZARDS utetur tgp aee t deti Canes 20 10 3 POSSIBLE INTOXICATION sie eee ra 20 10 4 REQUIREMENTS FOR CONNECTING OF ELECTRIC PARTS 21 1 THEMAIN TECHNICAL DATA Solid fuel firewood logs timber waste sawdust briquettes beat coal Recommended fuel moisture lt 30 96 BOILER TYPE Power kW 7 10 20 40 10 20 40 Heated area m 20 50 50 100 100 250 200 450 50 100 100 200 180 400 Fuel capacity dm 150 200 350 500 200 350 500 Amount of coal kg 75 130 220 Amount of firewood kg 15 25 50 80 25 50 80 Length of firewood till cm 55 35 45 55 35 45 55 Water amount in the boiler 1 26 34 45 58 34 45 58 Maximum duration of one load of firewood h 28 31 31 31 31 31 31 Maximum dura2. DOMESTIC SOLID FUEL BOILER S TROPU VA INSTALLATION AND MAINTENANCE MANUAL CERTIFICATE NO SPSC 672 CONTENT 1 THE MAIN TECHNICAL DA LA ro EAR ER E 3 2 BOWER DIAGRAM 4 3 DESCRIPTION OA STRUCTURE sitter tiem tre equite 3 4 TRANSPORTATION AND 5 2 200220400000 5 3a BOER FIERING dvd Ea A E EE A 5 FIREREQUIREMEN TPS 6 5 2 REQUIREMENTS FOR THE CHIMNEY FLUE ss 6 5 3 REQUIREMENTS FOR CONNECTING TO THE HEATING SYSTEM 7 6 MOUNTING PICTURE OF SOLID FUEL BOILER STROPUVA S40 NODE WITH THE POST OP PAR ES a a aa matis ius am ct 8 6 1 HEATING SYSTEM SCHEME a eere teens rei i e eset itte et iode dies eitis 9 6 2 DESCRIPTION OF HEATING SYSTEM SCHEME 10 7 MOUNTING PICTURE OF SOLID FUEL BOILER STROPUVA S40 NODE WITH THE LOST OPRFPARLIS S2 asd b utu cese 11 7 1 HEATING SYSTEM SCHEME WITHOUT ADDITIONAL BOILER AND FLOOR 252 12 7 2 DESCRIPTION OF SCHEME OPERATION WITHOUT ADDItIONAL BOILER and floor Bealinga ete ene en N ER D dtu S f LE 13 8 BOILER BURNING AND KINDLING
3. of the boiler 10 7 MOUNTING PICTURE OF SOLID FUEL BOILER STROPUVA 540 NODE WITH THE LOST OF PARTS Fig 7 1 Plumbing node without floor heating and other boiler 10 11 12 13 14 15 16 17 18 19 Plumbing detail Pressure safty valve Automatic air vent Balance valve D15 Transition D25 15 Trident D25 Trident 025 15 Clutch D25 Nipple D25 Collapsible connector D25 SME Bend D25 SME Transition D32 25 Spherical valve D25 SME Bend D25 Subjugation set of circulation pump Circulation pump Brass disk bolt D25 Release and complement valves D15 Three way valve for flow distribution D25 R to from radiator s B to from boiler Unit s 1 1 w D 11 D w Nodes for boilers s7 510 s20 are collected from D20 Node for boiler 540 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 fig 7 1 11 7 1 HEATING SYSTEM SCHEME WITHOUT ADDITIONAL BOILER AND FLOOR HEATING STROPUVA 1k 7 2 DESCRIPTION SCHEME OPERATION WITHOUT ADDITIONAL BOILER AND FLOOR HEATING The pump P pumps the water out of the heating elements and pushes it through the boiler into the heating elements see scheme 7 2 Through balance faucet bk 1 the heated water flows into the nearest ra
4. 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 flow 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
5. factors By separate order we produce 1900 mm height boilers _ Brick dimensions of the chimney flue 13x26 338 gt 2 BOILER DIAGRAM Air valve Bi thermal draught regulator Supporting stick Air heating compartment Smoke extraction flue Switching valve Air feeding pipe Fuelload door Air distributor 10 Fuel 11 Ashremoval door 12 Lift cable with a ring 13 Hook 14 Heated water pipe 15 Return water pipe 16 Muff for thermometer 17 Muff for pressure safety valve 1 5 bar 18 Concrete bottom I A tA D P 7222222 2 18 Fig 2 1 Domestic solid fuel boiler STROPUVA 3 DESCRIPTION OF STRUCTURE The boiler fig 2 1 is a steel cylinder covered by a steel cylinder of a bigger diameter a structure isinsulated Bi thermal draught regulator 2 is at the front side of the boiler see for details item No 8 2 Heated water is between the cylinders A structure has openings for loading of solid fuel 8 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 p
6. 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 6 MOUNTING PICTURE OF SOLID FUEL BOILER STROPUVA S40 NODE WITH THE LOST OF PARTS No Plumbing detail Unit s 1 Pressure safty valve 1 2 Automatic air vent 1 3 Balance valve D15 1 4 Transition D25 15 3 5 Trident D25 11 6 Trident 025 15 2 7 Clutch D25 1 8 Nipple D25 18 9 Collapsible connector 025 2 5 10 Bend 025 SME 3 11 Transition D32 25 2 12 Spherical valve D25 SME 3 13 Bend D25 2 14 Thermostatic valve DT25 1 15 Subjugation set of circulation 7 pump 16 Circulation pump 1 17 Brass disk bolt D25 2 18 Release and complement 2 valves D15 19 Three way valve for flow 1 distribution 025 to from radiator s F to from floor heating B to from boiler K2 to from other solid fuel boilers Nodes for boilers s7 510 s20 are collected from D20 Node for boiler s40 is collected from parts D25 ATTENTION 1 5 bar pressure safety valve inv
7. tape on the front of the boiler near the loading 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 SL Mo ape EN 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 no
8. 2 spike in the sag of a lever 4 The sag and pore are near each other at the distance of 3 5 mm 15 E D 22 CES Fig 8 5 Bi thermal draugth regulator 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 see figure below Fig 8 6 Distance 3 5 cm between the valve and air injection opening during firing 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 A ring cannot be turned behind the biggest figure if turned more overheating and water boiling are possible 16 8 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 flue 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
9. 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 18 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 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 p
10. G 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 the 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 5 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 he
11. at 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 5 1 FIRE REQUIREMENTS The boiler is erected 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 5 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 requirem
12. diator 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 stops burning or turns off when the boiler 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 part of the colder flow into the radiatior system as the returning flow is warmer that indicated 40 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 fora 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 pip
13. e 7 collapsible connectors by releasing them the node may be reversed to another side of the boiler 8 BOILER BURNING AND KINDLING 8 1 THE MOST ECONOMICALLY FUEL BURNS DOWN IN THE BOILER WHEN IT IS FULLY LOADED Switching valve 6 when burning firewood logs must be lowered when coal is burning it must be lift up see fig 2 1 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 Use the air distributor 9 see fig 8 3 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 tree waste Fig 8 1 Grid bars for coal and peat turf firing 13 When loading coal use grid bars see fig 8 1 open by pulling up the air valve for coal and peat turf to clean up ash and slag 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 Use a pipe air distributor fig 8 4 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 ig
14. ents 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 steel an orderly and correctly fitted insert protects the chimney against the effect of condensate or moister 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 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 5 3 REQUIREMENTS FOR CONNECTING TO THE HEATING SYSTEM It is allowed to fit in the boiler by qualified technicians w
15. h 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 17 9 ACCIDENT PREVENTION REQUIREMENTS The boiler is a zone of increased hazard If behaving irresponsibly 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 bar
16. has no capacity and his operation is uneconomic In this case the air must be injected into the chimney flue through a special opening in a horizontal connection Turn a lever in the clockwise direction so that pulsing of a boiler would disappear see a diagram of the chimney flue 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 8 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 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 brus
17. ho 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 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
18. lation is required and for its operation the influent ventilation 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 20 10 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 21 JSC STROPUVA ir Company code 300149972 Address Vaduvos str 2A LT 02304 Vilnius tel 370 5 255 1763 fax 370 5 232 2525 mob 370 656 16223 E mail info stropuva lt www stropuva lt CONFIGURATION 1 Airsupply valve mounted on the top of the boiler 2 Wooden stand for a thermal controller mounted with a packing
19. n compliance with recommendations of this Manual 4 The product guarantee is not valid without a guarantee document GUARANTEE CERTIFICATE Heating boiler has a two year guarantee Heat exchanger has a six year guarantee Boiler Product number The beginning date of the guarantee period Signature of the seller stamp date 22 CR TWE THURINGEN 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 5 d Description of pressure equipment types 57 510 520 and 540 Category 3 paragraph 3 Examination report no LT08 056 05 Drawing no VR 00 00 5 Construction code EN 303 5 EN 12828 Gera 2005 04 18 TUV CERT Certification 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 Rev 1 23
20. nite from remaining embers Before firing the boiler read the manual of draught regulator check whether a pike of a regulating screw is in the sag supporting bar emboss is in its opening and by turning a regulating screw open an air control valve for 3 5 cm 1 Kindle the top of the load slightly close the door leaving a gap of 2 5 cm When fuel burns up close the door and unhook a ring 12 with a lifting cable 13 Liquid fluid used for firing of fireplaces and ovens be used for firing of the boiler however it can not be used during combustion It is not allowed to pass the air through the lower ash cleaning doors 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 waste before that lift up the air distributor and open the door 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 After additional loading combustion quality and economy get worse for a short time therefore we recommend to do it so that
21. olves into the opening 17 fig 2 1 Instead trident 5 use a bend D25 SME 10 fig 6 1 Fig 6 1 Plumbing node 6 1 HEATING SYSTEM SCHEME STROPUVA 1k 6 2 DESCRIPTION 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 scheme 6 1 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 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
22. ours 80 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 1s 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 generation 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 4 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 5 BOILER FITTIN
23. re mode not letting air in and extinguishing the boiler Temperature 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 10 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 venti
24. ributor is lifted heavily cable gets worn Must be lubricated with lubricant WD 40 or grease 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 Lower than 60 C boiler temperature is The boiler and chimney flue are clogged maintained due to condensate 19 10 RISK ASSESSMENT 10 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 10 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 temperatu
25. tion of one load of coal days 4 5 5 Coefficient of useful operation 96 89 89 89 89 89 89 89 Water pressure in the boiler no more than bar maximum 2 2 2 2 2 2 2 Pressure protection valve is mounted bar 1 5 1 5 1 5 1 5 1 5 1 5 1 5 Flow of heated water I h 200 250 500 1000 250 500 1000 Dimensions of load opening mm 70 70 70 70 80 80 80 Minimum cross width of a chimney flue opening cm 150 200 250 330 200 250 330 Distance between boiler bottom and chimney mm 1010 1430 1550 1550 1550 1695 1675 Chimney diameter mm 140 160 180 200 160 160 180 Height mm 1250 1900 2100 2100 1900 2100 2100 Diameter mm 450 450 560 680 450 560 680 Mass kg 100 185 231 315 196 246 333 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 The boiler is sold with a registered Bi thermal draught regulator of our company 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
26. 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 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 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 Collector Ventilator Fig 8 2 Air injection collector and it s fastening of universal domestic solid fuel boiler View from the top 14 82 SETTING OF THE BI THERMAL DRAUGHT REGULATOR The operation method of this regulator is based that when the body of the boiler becomes warmed it expands the body itself slightly close or close a valve 1 through a lever 4 and when getting cooler shrinks and opens fig 8 5 When the boiler is brought into a boiler room and is connected to the pipeline of the heating system take off a transportation strip and 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
27. ump together with the boiler is fitted in the old system where elements are not regulated COMMON MISTAKES OF USE It is burned when the chimney flue draught is too strong Air distribution lifting cable is not lubricated Package plastic waste and card board boxes are burnt in the boiler 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 a boiler room according to diagram 2 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 the chimney flue and fix up so that the draught shall 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 ledger and gradually unbent the formed tongue till the boiler operation becomes stable Air dist
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