Radijator Ecoflame Plus 25, Instruction Manual

Page 1: ...399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 11 Kotao na BIOMASU Heating boiler BIOMASS OPERATED SERIJE Ecoflame Plus SERIES Ecoflame Plus INSTRUKCIJE INSTRUCTION MA...

Page 2: ...tike 20 5 Tabela sa tehni kim podacima 21 6 Hidrauli ka ema 23 7 Start rada kotla i odr avanje 24 7 1 LCD 100 displejom 24 7 2 Funkcionalna stanja sistema 31 7 3 Senzor za detektovanje otvorenih vrata...

Page 3: ...br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 3 7 8 Resetovanje na fabri ka pode avanja 41 7 9 Pu tanje u rad kotla 41 7 10 Odr avanje kotla Ec...

Page 4: ...va alkohol nafta Zabranjeno je odlaganje lako zapaljivih materijala u blizini kotla i u blizini vrata za lo enje Pepeo se mora odlagati u zatvorene i nezapaljive spremnike Zabranjeno je spaljivanje ot...

Page 5: ...erijala je 200mm a isto va i i za materijale ija zapaljivost nije poznata Opasnost od po ara Skladi tenje zapaljivih materijala i te nosti u blizini kotla je zabranjeno Obavezno upozorite korisnike o...

Page 6: ...ikasno sagorevanje Kotao Ecoflame Plus 25 30 koristi pelet pre nika 6 mm du ine 5 30 mm i vla nosti do 10 izra en po standardu EN 14962 2 Ukoliko pelet nije po navedenom standardu ili je tokom skladi...

Page 7: ...i enje izmenjiva a 3 Gornji poklopac revizionog otvora za i enje iznad lo i ta 4 Ru ica mehanizma za i enje izmenjiva kih cevi 5 Gornji poklopac revizionog otvora za i enje izmenjiva a 6 Termi ko osi...

Page 8: ...bulatori koji imaju dvostruku funkciju Prva je da pove aju izmenu dimnih gasova i izmenjiva a i samim tim i efikasnost kotla a druga mehani ko i enje zidova cevi Na slici 2 prikazani su turbulatori ko...

Page 9: ...radijator rs e mail radijator radijator rs 9 Slika 3 Izviru e lo i te Sagorevanje peleta u prohromskoj olji prikazano je na slici 4 Otvori iznad crvene linije su za sekundarni vazduh otvori ispod crv...

Page 10: ...ww radijator rs e mail radijator radijator rs 10 Ru ica koja pokre e mehanizam za i enje turbulatora koristi se i za otvaranje vrata lo i ta slika 5 Slika 5 Otvaranje vrata lo i ta Zapremina silosa je...

Page 11: ...m Kotao na vrsto gorivo i prinudnom promajom treba instalirati prema va e im normama i zakonskim propisima Svaka izmena ili na mehani koj konstrukciji ili na elektri noj instalaciji smatra e se naru a...

Page 12: ...montiran na kotlu bez bilo kakvog cevovoda ili bilo kojih drugih elemenata izme u Za ovu svrhu postoji i posebno predvi en priklju ak Strogo je zabranjeno bilo kakvo reduciranje pre nika ovog priklju...

Page 13: ...i termostat ima funkciju kao limitator temperature vode u kotlu ograni en je na 110 C slika 8 U slu aju pregrevanja sa ekati da temperatura vode padne ispod 60 C i ru no resetovati dugme STB termostat...

Page 14: ...o ugraditi samo za snage ve e od odre enih ili za svaku snagu kotla obavezno ugraditi VTO Mesto ugradnje prikazano je na emi monta e kotla na instalaciju i na slici 10 U kotlu se isporu uje bakarna sp...

Page 15: ...e demonta e sistema za elektro potpalu Kotlarnica mora da poseduje dovoljne otvore za ventilaciju kako za sve vazduh tako i za odvo enje istro enog vazduha Slika 11 Pozicioniranje kotla u kotlarnici U...

Page 16: ...ventilacione otvore kao dimnjak Vrh dimnjaka za tititi dimnja kom kapom zbog uticaja ki e i vetrova Rastojanje od kape do dimnjaka 200mm Dimnjak treba da iza e u odnosu na krov prema preporukama slik...

Page 17: ...tor In enjering d o o 36000 Kraljevo ivojina Lazi a Solunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 17 Slika 12 Prikaz monta e dimovodnih...

Page 18: ...sporta jo uvek na svom mestu jer bez pravilno postavljene sonde nema ni rada kotla Sam dimnjak treba da je napravljen od kerami kih cevi oko njih treba da je izolacija debljine 3 5cm i zadnji spoljni...

Page 19: ...ojom mo e da se smanji protok izduvnih gasova Dimnjak treba redovno da se ist ili barem jedanput godi nje Ukoliko dimnjak nije propisne visine popre nog preseka ili ako se ne isti mogu e su komplikaci...

Page 20: ...omatike Za sobne termostate bitno je da budu sa baterijskim napajanjem tj da nemaju na sebi bilo kakav dovod napona 220V Na samom termostatu za povezivanje se koristi NC normalno zatvoreni kontakt Kot...

Page 21: ...minalnoj minimalnoj toplotnoj snazi 92 35 92 82 91 98 92 53 Nominalna snaga kW 25 27 29 97 Minimalna Maksimalna snaga kotla kW 8 5 25 27 11 29 97 Emisija ugljen monoksida CO pri minimalnoj toplotnoj s...

Page 22: ...tor In enjering d o o 36000 Kraljevo ivojina Lazi a Solunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 22 Slika 16 Projekcije kotla sa dimenz...

Page 23: ...ventil 9 Ru ni trokraki ventil 10 Slavina za punjenje i pra njenje P1 Pumpa P2 Trokraki preklopni ventil sa EM pogonom P3 Pumpa S1 Sonda za merenje temperature S2 Sonda za merenje temperature u akumu...

Page 24: ...proizvo a u Ako garancija nije ispunjena ona nije va e a Samo kotlovi koji su pu teni u rad od strane ovla enog tehni kog lica podle u uslovima garancije Naredni tekst je namenjen samom korisniku kot...

Page 25: ...mo nom silosu je aktivan D8 D9 Eksterni hrono je postignut D10 Senzor za nivo peleta je odreagovao D11 Sobna temperatura je postignuta D12 Zahtev za sanitarnu vodu je aktivan Potrebno je instalirati d...

Page 26: ...sa se odnose na dodatnu opremu koja nije u osnovnom obimu isporuke Ostale poruke Sond Sonda Pokazuje status temperaturnog senzora Odnosno kada je o itavanje sondi jednako minimalnoj ili maksimalnoj vr...

Page 27: ...se izabere manuelno pode avanje snage korisnik mora izabrati i snagu sagorevanja Auger Calibration Meni za promenu vremena rada dozera Sistem ima 10 kalibracionih koraka 0 je pode ena fabri ki Kalibr...

Page 28: ...mperature sanitarne vode Flow Thermostat Meni koji omogu ava promenu temperature u potisu kruga grejanja u kongiguraciji 9 Room Thermostat Meni koji omogu ava promenu zadate temperature u prostoriji k...

Page 29: ...ite hrono re im rada Ulazite u modification mod pritiskom na dugme P3 Kretanjem gore ili dole dugme P4 ili P5 izaberete eljeni mod rada dnevni nedeljni ili vikend Omogu iti onemogu ite hrono model rad...

Page 30: ...rak u 23 59h Podesiti da se kotao uklju i u sredu u 00 00h Podesiti da se kotao isklju i u sredu u 6 30h Sistem e se uklju iti u utorak u 22 30h a isklju iti u sredu u 6 30h Daily Birate dan u nedelji...

Page 31: ...rno isklju en kabal je izvu en iz zida du i nestanak struje i td Run mode Normalni re im rada kotao jo uvek nije postigao zadatu temperaturu Modulation Normalni re im rada kotao je postigao zadatu tem...

Page 32: ...polaganju Vam stoje tri temperaturna ulaza ulaz za senzor nivoa pelata dva izlaza koji se mogu koristiti u razli ite namene njihovo pona anje se programira parametrima izlaz za elektro ventil i izlaz...

Page 33: ...ra u kotlu je automatski izra unata i varira u opsegu od Th26 do Th27 Kalkulacija se vr i na osnovu krive Izbor krive se vr i pode avanjem parametra P60 Na a preporuka za parametar P60 1 Sistem sa aku...

Page 34: ...bles parametaru P44 je fabri ki pode en na vrednost 3 Zatim u System menu u podmeniju Thermostats menu podesiti parametar Th56 i historezis Ih56 Na a preporuka je da parametar Th56 pribli no jednak pa...

Page 35: ...akumulaciji ve a od Th57 Sistem zagreva vodu u bojleru sanitarne vode ako je temperatura u bojleru sanitarne vode manja od Th79 i ako je razlika temperature u akumulaciji i bojleru sanitarne vode ve a...

Page 36: ...T 75 C T 70 C T 65 C ON OFF Krug grejanja je isklju en T 75 C T 70 C T 65 C ON ON Krug grejanja je isklju en Kratkim spajanjem ulaza temperaturnih sondi iz konfiguracije 10 mo emo dobiti jo tri pojed...

Page 37: ...i parametri se nalaze u system menu zatim enables P26 izbor konfiguracije 10 P75 sonda sanitarne vode 8 P76 sonda bafera 9 P36 konfiguracija pumpe 14 Parametri Th18 Th19 Th21 se nalaze u system menu T...

Page 38: ...isklju en OFF Letnji re im 5 C Krug sanitarne vode je uklju en ON 65 C T 70 C T 55 C 5 C Krug grejanja je isklju en OFF 5 C Krug sanitarne vode je uklju en ON T 55 C Zimski re im Krug grejanja je isk...

Page 39: ...preporu ene vrednosti Th18 5 C Th19 40 C Th21 70 C Th57 5 C Th59 50 C S1 sonda Diferencijal P1 pumpa T 5 C T 40 C T 40 C 5 C OFF 5 C ON T 70 C ON S2 sonda Mod P3 pumpa T 50 C OFF T 50 C Winter ON Sum...

Page 40: ...is 1 S1 C Th25 Maksimalna sigurnosna temperature vode u kotlu S1 C Th26 Minimalna vrednost temperature koju korisnik mo e da zada u kotlu S1 C Th27 Maksimalna vrednost temperature koju korisnik mo e d...

Page 41: ...pe i trokrakog ventila Ako pumpa kotla ne radi 24h automatika uklju uje pumpu i trokraki ventil u trajanju od 2 minuta da bi se izbegla blokada 7 8 Resetovanje na fabri ka pode avanja Sistem je mogu e...

Page 42: ...olje za sagorevanje gde stalnim izbacivanjem pepela omogu avamo bolji rad elektro greja a za potpalu i bolje sagorevanje tj ve u koli inu vazduha kroz proreze na olji Tako e pepeo ve u toku dana po in...

Page 43: ...6 27 Otvoriti gornji poklopac za i enje o istiti prostor oko mehanizma za i enje izmenjiva kih cevi Prilikom redovnog servisa jednom godi nje moraju se i izvaditi turbulatori i sa celog tada dostupnog...

Page 44: ...Kraljevo ivojina Lazi a Solunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 44 Slika 26 Poklopci revizionih otvora za i enje kotla Slika 27 P...

Page 45: ...premazati baznim sredstvima za i enje ili barem vodenim rastvorom gra evinskog kre a Na taj na in se vr i neutralizacija kiselina usled kondenzacije Na ovaj na in obavezno konzervirati kotao na kraju...

Page 46: ...pnica Na kotlu Ecoflame Plus nalaze se nalepnice za ozna avanje priklju aka kao i nalepnice za opasnost od strujnog udara nalepnice za emu povezivanja i dr Nalepnice koje ozna avaju priklju ke za pove...

Page 47: ...ttp www radijator rs e mail radijator radijator rs 47 5 Nalepnica Izmenjiva termi kog osiguranja 32mm x 74mm 6 Nalepnica Sonda termi kog osiguranja 32mm x 74mm 7 Nalepnica ema povezivanja 152mm x 210m...

Page 48: ...a Solunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 48 2 Nalepnica Ulaz za sni enim naponom 12V 60mm x 80mm 3 Nalepnica Napon opasan po ivo...

Page 49: ...81 36 399 150 http www radijator rs e mail radijator radijator rs 49 5 Nalepnica Prisustvo napona Nalepnice koje ozna avaju upozorenje 1 Nalepnica Izlo eni pokretni delovi mogu izazvati povrede 30mm x...

Page 50: ...Radijator In enjering d o o 36000 Kraljevo ivojina Lazi a Solunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 50 4 Nalepnica Otpad...

Page 51: ...o 36000 Kraljevo ivojina Lazi a Solunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 51 11 Proizvo a RADIJATOR D O O ivojina Lazi a Solunca br...

Page 52: ...a da se pridr ava navedenih uputstava o kori enju i odr avanju 2 Garancijska izjava Izjavljujemo 1 1 da proizvod ima propisana i deklarisana kvalitetna svojstva Obavezujemo se da emo na zahtev kupca a...

Page 53: ...suprotno va e im propisima iz tog podru ja Ukoliko se utvrdi da hidrauli ka ema nije ura ena po preporukama firme Radijator In enjering Ako je kupac koristio proizvod iznad deklarisanih svojstava i u...

Page 54: ...a garancija ne va i Demonta a silosa za pelet od pelet transportera Demonta a pelet transportera od kotla Skidanje oba lanca Demonta a gorionika za sagorevanje od lo i ta i i enje prostora lo i ta isp...

Page 55: ...ing of the Ecoflame Plus boiler in the boiler room 68 3 4 Connection to chimney 69 4 Connection scheme of automation system 73 5 Technical data table 74 6 Hydraulic scheme 76 7 Boiler start up and mai...

Page 56: ...Configuration 10 1 90 7 6 4 Configuration 10 2 90 7 6 5 Configuration 10 3 92 7 6 6 List of temperature parameters thermostats 93 7 7 Protection from blockade of the pump and the three way valve 94 7...

Page 57: ...pabilities who are unaccompanied are prohibited from using the boiler It is forbidden to use the boiler on installations with working temperature above 110 C and working pressure higher than 3 bars It...

Page 58: ...ng with heating or chimney sweepers Minimum separation distance of the boiler and flue gas pipe from the low or averagely combustible materials should be at least 100mm Minimum separation distance fro...

Page 59: ...isture up to 10 produced as per the EN 14962 2 standard If the pellets are not produced as per the stated standard or its quality has deteriorated during the storing or transport Radijator In enjering...

Page 60: ...r cleaning of the exchanger 3 Upper cover of revision opening for cleaning above the combustion chamber 4 Handle of the mechanism for cleaning the exchanger pipes 5 Upper cover of revision opening for...

Page 61: ...exchange of flue gases and heat exchanger hence the efficiency of the boiler while the second function is to mechanically clean the pipe walls Picture 2 shows the turbulators which move up down by mov...

Page 62: ...e mail radijator radijator rs 62 Picture 3 Volcanic fuel supply Pellet combustion in the chrome plated cup is shown on picture 4 Openings above the red line are for secondary air while the openings u...

Page 63: ...radijator rs 63 The handle that moves the mechanism for cleaning turbulators is also used for opening the combustion chamber door picture 5 Picture 5 Opening combustion chamber door Capacity of silo i...

Page 64: ...Solid fuel boiler and forced draft should be installed as per the norms and legal regulations in effect Any change on either the mechanical contruction or electric installations will be deemed a viol...

Page 65: ...unted on the boiler without any pipeline or any other elements in between For this purpose there is a specially designed connector Any reduction in diameter of the connector is strictly forbidden Drai...

Page 66: ...ase of overheating wait until water temperature drops under 60 C and manually reset the button of STB thermostat Picture 8 Safety thermostat in the automation system of the boiler For boiler automatio...

Page 67: ...led thermal safety valve should be installed only for powers higher than those specified or it should be installed for boiler of any power Place for installation is shown on the boiler assembly scheme...

Page 68: ...from freezing The support surface for the boiler in the boiler room must be of non combustible material Recommended distances of all four sides of the boiler in relation to the boiler walls or other...

Page 69: ...oundation and full cross section from the foundation to the top Situation 2 Boiler is connected to the prefabricated metal chimney attached to the facade Situation 1 Ceramic or metal pipes of circular...

Page 70: ...ney may result in improper work of the boiler but may also endanger human health and even their lives The greatest threat comes from the toxic gases which are a product of combustion In such situation...

Page 71: ...ransport since without adequately installed probe the boiler will not operate The chimney should be made of ceramic pipes and around them there should be insulation of 3 5cm while the back outer layer...

Page 72: ...the flow of exhaust gases The chimney should be cleaned regularly or at least once a year If the chimney is not of the prescribed height cross section or if it is not cleaned there could be complicati...

Page 73: ...tion system For the room thermostats its is important that they are battery powered i e that they do not have any supply of 220V NC normally closed contact is used for connection on the thermostat its...

Page 74: ...ion C 50 50 Efficiency degree at nominal minimal thermal power 92 35 92 82 91 98 92 53 Nominal power kW 25 27 29 97 Minimum maximum power of boiler kW 8 5 25 27 11 29 97 Carbon monoxide CO emission at...

Page 75: ...In enjering d o o 36000 Kraljevo ivojina Lazi a Solunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 75 Picture 16 Projections of boiler with d...

Page 76: ...valve 9 Manual three way valve 10 Filling and drainage tap P1 Pump P2 Three way motorized zone valve P3 Pump S1 Temperature sensor S2 Buffer temperature sensor S3 Domestic hot water DHW temperature se...

Page 77: ...manufacturer If the warranty has not been filled in it is not valid Only the boilers commissioned by the authorised technician are subject to the warranty conditions The following text is intended for...

Page 78: ...crease Led Functions D1 Heating Resistance On D2 Auger On D3 Pump On D4 Valve On D5 Output V2 On D6 Pump 3 active D7 Engine on auxiliary silo active D8 D9 External Chrono Reached D10 Pellet Sensor sig...

Page 79: ...al clock Er12 Extinguishing for ignition failure Er15 Extinguishing due to power failure Er16 RS485 communication error Er18 System shutting down due to exhaustion of pellet Er23 Boiler probe or Back...

Page 80: ...ure C Buffer T Buffer temperature C DHW T Domestic hot water temperature C Fan Speed Combustion Fan speed rpm Auger Auger work time s Product Code 549 Product Code This value is not available in the s...

Page 81: ...rmostat s value Bottom Buffer Thermostat Menu which allows to modify the Bottom Buffer Thermostat s value DHW Thermostat Menu which allows to modify the Domestic Hot Water thermostat value Flow Thermo...

Page 82: ...d operating modality of the Chrono mode or disable the Chrono mode Enter modification mode by pressing button P3 select the chosen modality Daily Weekly or Week End by moving up or down button P4 or P...

Page 83: ...he boiler to turn on on Wednesday at 00 00h Set the boiler to turn off on Wednesday at 6 30h The system will turn on on Tuesday at 22 30h and turn off on Wednesday at 06 30h Daily Select a day in the...

Page 84: ...gularly turned off for some reason cable unplugged longer power cuts etc Run mode Normal operating modality the boiler has still not reached the set temperature Modulation Normal operating modality th...

Page 85: ...utputs that may be used for different purposes their behaviour is programmed by parameters output for electro valve and output for boiler pump Each output of the automation system has uniformly define...

Page 86: ...ated automatically and varies in the range from Th26 to Th27 Calculation is done on the basis of a linear curve The selection of curve is done by setting parameter P60 Our recommendation for parameter...

Page 87: ...bmenu Enables the parameter P44 is factory set on value 3 Then in the System menu Thermostats submenu set the parameter Th56 and hysteresis Ih56 Our recommendation is that the parameter Th56 is nearly...

Page 88: ...and P3 are activated and the valve P2 alternately changes the position Run mode The system heats buffer water if the temperature of water in the boiler is higher than the thermostat value Th19 and if...

Page 89: ...40 C T 50 C T 55 C 5 C ON ON Heat OFF Over temperature Overheating of the system safety function Probe S1 Probe S2 Probe S3 Diff 1 2 Diff 2 3 Pump P3 Pump P1 Electro valve P2 T 75 C T 70 C T 65 C OFF...

Page 90: ...viously defined value Th19 In order to avoid freezing the pump is on even when the water temperature is below Th18 If the water temperature exceeds value Th21 the pump is activated for safety reasons...

Page 91: ...nd the difference of temperature of water in the boiler and the sanitary water is Th57 P2 valve is open If the temperature of water in the boiler has reached the value Th21 P2 valve turns off Recommen...

Page 92: ...r in the buffer P3 Pump is on if the temperature in the buffer has reached Th59 Anti freeze and over temperature protection has been described above Example and recommended values Th18 5 C Th19 40 C T...

Page 93: ...rmostat Hysteresis S1 C Th21 Sanitary 2 Thermostat S1 C Ih21 Water Boiler Thermostat Hysteresis 2 S1 C Ih24 Water Boiler Thermostat Hysteresis S1 C Th25 Boiler Safety Thermostat S1 C Th26 Boiler Therm...

Page 94: ...turned to factory set parameters System menu Restore Parameter s factory value menu 7 9 Boiler commissioning 1 Connect the boiler to the hydraulic scheme In case of appearance of Er56 see the section...

Page 95: ...vojina Lazi a Solunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 95 Picture 24 Dismantling chrome plated cup when cleaning Daily cleaning als...

Page 96: ...r cleaning the exchanger pipes during regular service once a year tabulates must be taken out and the tar and soot from the available parts of the boiler must be removed Then take off the cover from t...

Page 97: ...vojina Lazi a Solunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 97 Picture 26 Covers of revision openings for cleaning the boiler Picture 27...

Page 98: ...he boiler to avoid potential appearance of moisture in the boiler Maintenance of the boiler is one of the most important factors affecting the boiler life expectancy It is particularly important to cl...

Page 99: ...36000 Kraljevo ivojina Lazi a Solunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 99 Type of fuel sign pellets C1 2 Sticker of importer 3 OEEO...

Page 100: ...r rs 100 10 Sticker On the Ecoflame Plus boiler there are stickers indicating connections and stickers for danger of electric shock stickers for connection scheme etc Stickers indicating connections f...

Page 101: ...ator rs e mail radijator radijator rs 101 11 Sticker Inlet outlet of thermal safety relief valve 32mm x 74mm 12 Sticker Probe of temperature safety relief valve 32mm x 74mm 8 Sticker Connection scheme...

Page 102: ...lunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 102 7 Sticker Input with low voltage 12V 60mm x 80mm 8 Sticker Hazardous voltage LARGER 100m...

Page 103: ...399 150 http www radijator rs e mail radijator radijator rs 103 10 Sticker Presence of voltage Stickers indicating warning 4 Sticker Exposed moving parts can cause severe injury 30mm x 80mm 5 Sticker...

Page 104: ...Radijator In enjering d o o 36000 Kraljevo ivojina Lazi a Solunca br 6 Srbija tel 381 36 399 140 fax 381 36 399 150 http www radijator rs e mail radijator radijator rs 104 5 Sticker Waste...

Page 105: ...nual 1 4 Stated electrical connections on the boiler must be done as per the technical instructions this particularly referring to characteristics of the room thermostat characteristics of power suppl...

Page 106: ...channel T piece grey cast iron and shell T piece Electro connectors Insulation materials on the door and cleaning openings Safety valve and air vent Chrome plated cup 5 Warranty period does not apply...

Page 107: ...eplacement of any parts the user shall be granted the above mentioned warranty as well as warranty for another 12 months for the body of the boiler exchanger The warranty can be extended for up to 5 y...