Technical Manual - köber wall hung gas boilers
Contents
1. Documents sis ane PACKING E EEE E EEE E E ET Stra G E E E E aaa gies Quality and warranty conditions Pg 20 Responsibilities during the warranty period 2 01 000 Pg 21 Malfunctions which refer to the manufacturer s responsibility 21 Malfunctions which refer to the responsibility of the utilities provider Malfunctions for which the manufacturer is responsible List and plans necessary for mounting and putting into service Plan 2 INTRODUCTION TO THE BOILER General description of the boiler The wall hung gas boiler is a fuel gas consuming appliance which has the role of turning the fuel gas power into thermal energy through burning This appliance runs unsupervised due to its protection and control systems The boiler is made of many parts that we are going to describe in the following chapters The gas enters inside the boiler through the gas feeding circuit made of a coupling and a reducing valve which willbe set at 20 mbar for G20 A L and A H subgroups The reducing valve will be set at 37 mbar for LPG propane subgroups and propane butane mixtures Thus it gets into the gas valve which has the role of controlling the gas discharge at the o2. 5 09 904 0 69 Vee Pump output MOUNTING INSTALLATION INSTRUCTIONS The chapter addresses both to the qualified persons which contribute to the boiler installation and to the beneficiary which is concerned that the effected works to be done following the safety rules in operation of all the installations which contribute to the good running of the boiler 2 The boiler installation is not the same with the boiler starting 2 The boiler starting must be done by the qualified and certified personnel by KOBER LTD Turturesti Vaduri Branch Office and authorized in accordance with the current legislation There is no guarantee without the authorized personnel signing the putting into service statement and the company withdraws any boiler guarantee or running responsibilities The boiler location In accordance with the current regulations The norms for the designing and execution of the NG supply systems The norms for the NG supply systems utilization 16 98 chapter 8 and 1 norms for the designing and execution ofthe liquefied petroleum gas supply systems LPG There are several conditions for installing the boilers The appliances have the protection IP 40 level in accordance with the Testing Report no 22 29 03 2004 The boiler may be installed in any room with an air humidity of maximum 60 between 20 30 C according to the Testing Report no 22 29 03 2004 The central heating The he
3. Pg 10 The central MEAG 10 RE E EE E a The electric power supply 11 The coupling for scavenging as 12 Instructions for the 1 Operating amp aaa npa edissa 19 The 13 The LCD display board the user module The LCD display in the user module PQ dena Pg 14 The domestic hot water module The heating module Antifrost function The self checking and the protection functions 2 2 Pg 15 The boiler shutting down in safety conditions The pressure visualization The Another functions concerning the boiler safety Additional facilities that may be obtained 2 Handing over to the 1 Recommendations for the yearly checking Marking documents packing storage transport quality and warranty conditions Pg 20
4. sends the temperature signal to the electronic control block of the DHW circuit 7 Flowmeter as detector of the DHW consumption which sends the DHW circuit running command to the electronic control block Ignition ionization electrode 8 with double role of combustion flame activation and sensing Air pressure switch 9 as a detector and controller of the exhaust gases which determines the heating and DHW circuits running Temperature sensors as reading the temperature on the heating circuit the electronic board display Temperature switch 10 as a detector and controller of the maximum temperature on the heating circuit which sends the non running command of the heating circuit in case a maximum admitted temperature is exceeded Programmer ambient sensor setting the ambient temperature from a room optional 11 Water pressure sensor as a detector of the minimum pressure on the heating circuit The external shell It has a parallelepipedal shape Itis detachable and electrostatically painted The shell covers the pressurized combustion chamber and the enclosed installations For designing the central heating installation we must be aware of the hydraulic features of the pump The hydraulic characteristic of the pump the third stage of the speed the second stage of the Speed the first stage of the speed oF 5489 4 Pressure pump
5. takes place when a DHW demand appears the boiler tries to supply hot water to the user at a preset temperature The demand is detected through the flowmeter In this case the pump runs If the hot water temperature is higher than the preset value the boiler will shut down As soon as the heat wasted the boiler is activated again The heating module symbol 8 on If the boiler is on the winter programme and by deactivating the room thermostat the domestic water temperature is lower than the one set before the boiler will carry out the ignition at soft start power the flame modulation starts and keeps running till the boiler reaches the running position If the water temperature is higher than the previous set limit the boiler will shut down but the pump will still be active re ignition occurs when the water temperature decreases below the set value on condition that a lapse of time of preventing from appearing the frequent cycles have passed The maximum power of the boiler in the heating module is set by means of the buttons from the control panel during the heating Comfort plus function symbol 13 Symbol 13 inermitent the conthrol system of boiler is achieving the mentain of temperature in the primary circuit as so at the request of DHW the time necessary for reaching the setted temperature to be smaller then 5 seconds This function is activated automatically at first request of DHW and remains activated during 60 minutes Ant
6. the outside of the room where the boiler is mounted The exhaust gases water heat exchanger 5 The exhaust gases water heat exchanger is monothermal the domestic water is heated through the plate heat exchanger From the power point of view the rated output is of 31 kW and the efficiency over 93 The exhaust gases water heat exchanger They are designed to allow the thermal transfer to the external heating and DHW installations The heating circuit the loading circuit of the installation is made of the valve and the copper pipe connected to the domestic cold water supply line the relief valve of the circuit is designed to reduce the pressure from the heating circuit and to open at 3 bars full pressure the ventilation circuit of the installation is made of an air release valve which allows the air discharge from the heating circuit mounted on the circulating pump shell The heating agent recirculating pump 7 is designed to supply the output necessary for the heating agent recycling through the heating circuit Expansion vessel is designed to allow the expansion processes from the heat installation preventing from hydraulics overstraining or damaging This has a capacity of 8 litres The automatic by pass circuit is made of a copper pipe of 14x1 mm fixed between the heating circuit turn and return and a safety valve set to open at 0 3 bar to allow the heat carrier recycling through the heat
7. Kober LTD L Vaduri Branch Office 2 WARMETECHNIK WALL HUNG GAS BOILERS TECHNICAL INSTRUCTIONS FOR INSTALLATION USAGE MAINTENANCE 61798 GL Systems Certification MAXOPTIMUS C17 SPV 31 MEF 98 CONTENTS General presentation of the wall hung gas Pg General description of the wall hung gas boiler Description of the boilers types SS VIMO OMS oa regres fur erat vs conte General instructions concerning the safety of the wall hung gas boiler Functional and constructive characteristics Constitutive elements of wall hung gas boiler The heat generator The exhaust gases water The heating and domestic hot water circuits Hydraulic Circuits The command and control system Theextermal Shell 1 cscs The hydraulic characteristic of circulation pump Mounting installation instructions 10 The location of the unit m
8. OILER The heat generator Itis designed to supply the necessary heat for the heating exchange with the heating and DHW circuits Itis made ofthe following elements The gas feeding circuit will be performed through a reducing valve which will set the inlet pressure at 20 25 mbar NG respectively 30 37 mbar for LPG It is compulsory to mount a pressure controller on the gas feeding circuit 1 The gas valve is designed to allow a continuous modulation of combustion supplying the minimum medium and maximum gas pressures required by the boiler running at the minimum medium and maximum load The connector between the gas valve and the burner is the copper pipe 14x1 2 The burner is stainless made forced or atmospherics with 11 cannular inclines and it runs with fuel gas NG or LPG The burner output is setin a modulated system by means of agas modulating valve so that it supply a maximum useful power of 31 kW 3 The combustion chamber is design to allow the heat transfer to the heat exchanger with less heat leakages We chose a simple constructive solution as a rectangular piping of 150 mm between the burner and the heat exchanger To reduce the heat leakages the piping walls are isolated indoor with heat insulating material ceramics fibres 4 The fan The boiler is provided with a fan for scavenging The flue system and the air supply for the boiler with forced draft is made of two concentric pipes connected to
9. ace the board board Ignition Defective ignition transformer Replace the ignition 10 transformer transformer There is no spark between the electrode and the burner i 11 Ignition ionization or it loses the spark due to E2 Setting the distance electrode Replace the electrode the defective isolation or there is no flame Overheating Replace the 12 thermostat Defactive overheating thermostat 13 The fan Defective E5 Replace the fan 14 The air pressure Defective E5 Replace the air pressure switch 21 MALFUNCTIONS WHICH REFER TO THE RESPONSABILITY OF THE UTILITIES PROVIDER MALFUNCTIONS FOR The component Causes The disturbed Possible Repair system error signal mode The boiler doesn t electrical power supply Call the 1 run there is no deficiency inadequate Electrical electric signal on display electrical circuit circuit power blown safety fuse supplier The boiler runs intermittently gas deficiency or unadjusted Gas supply Call the 21D gt inlet pressure into the circuit E2 gas p noises boiler or unadjusted supplier or vibrations outlet pressure burner The running Call the low pressure The domestic 3 2 on domestic water circuit water gt 1bar domestic water supplier WHICH THE MANUFACTURER IS NOT RESPONSIBLE No The Possible Repair mode Crt component auses error signal The boiler doe
10. ating system will be designed by the qualified personnel and authorized according to PT A1 2002 in the mounting installing activities submitting the standards 13 Standard for the designing and execution the heating systems and which execute these works so that the installation could be used in best conditions It is important to pay attention to the pipes dimensions head losses and heating elements while designing the heating system The installation filling up must be done with softened water Couplings and sockets Couplings may be executed by gluing or compression fittings for the copper pipes coupling etc The pipes must be provided with the necessary inclination for the ventilation and a light evacuation to the adequate points from the installation The evacuation The evacuation points must be situated in the practicable places which allow the water drainage from the heating circuit It is recommendable that the minimum diameter should be The ventilation It is recommendable that the manual ventilators should be introduced on each heating element central heating The water contains a certain quantity of resolved gases at the first filling as well as the further water fillings of the heating system Once the system has been heated the gases will be collected in the highest points of the system whence they must discharged The installation of some manual or automatic ventilators will allow the evacuation both at the first filling and
11. b DHW circuitis with plate heat exchanger exchanger and pump in case of some pressure differences between the external heat installation turn and return at over 0 3 bar The command and control system of the boiler running performs the ignition and the protection when the flame is extinguished provided by the electronic ignition the protection when the gas is switched off provided by electro valve the water pressure signalling in the boiler provided by minimum pressure sensor the temperature signalling on the heating and DHW circuits provided by the electronic board functions the setting of the heating cycle following the instructions of the temperature control switch the safety of the boiler against excessive temperature provided by the safety thermostat at overpressure through the safety valve and atwaterleakages through the minimum pressure switch from the circuit protection against draft deficiency by the fan derangement or the exhaust piping blockage of the exhaust gases provided by the combustion pressure switch The command and control system is made of the following components the electronic board as a controller of the boiler running see the attached drawing the measuring and pilot cells of the functional parameters for the boiler heating circuit temperature sensor which sends the temperature signal to the electronic control block of the heating circuit DHW temperature sensor which
12. during the running in these system points The filling After the pipes connecting the two circuits will be filled up with water gradually the boiler and the installation respectively the coil from the DHW circuit till the complete filling and it should be checked so that there are no leakages 10 MOUNTING INSTALLATION INSTRUCTIONS 27 Youmust notuse the boiler empty or only partly filled with water 2 THE USE OF EMPTY OR PARTLY FILLED BOILER MAY LEADS EXPLOSION V N 2 The domestic cold water supply pipe of the DHW processing circuit remains permanently open the closing of the net is made only by the valves from the discharge points to allow the dilatation taking over from this circuit The gas supply The gas supply NG or LPG must be done in accordance with the standards 16 98 The minimum maximum inlet pressure in the gas valve in case of using the natural gas must be between 25 30mbar static between 20 25 mbar dynamic The minimum maximum inlet pressure in the gas valve in case of using LPG must be between 30 50 mbar static and 25 45 mbar dynamic In case of not subsuming to these standards the combustion performances will lower On installing you must know the gas type that the boiler has been set for to reset it correctly for another gas type if it needs For exchanging the NG running for the LPG running you must follow two operations The setting from the electronic board which is performed by p
13. e control board for MAXOPTIMUS Display board LCD in the user module Button Operation function SW8 On Off This button shuts down opens out the boiler the boiler is still connected to the tension In the module Off the board is deactivated completely excepting the symbol 1 When activating the activated symbols appear on the LCD display while the symbol 1 disappears SW7 Summer winter Pressing this button you select summer or winter module The activated symbols are two for the summer in this module any value of the temperature is displayed in stand by while if there is any DHW demand the DHW setting temperature will appear and 3 for the winter module SW2 Resetfrom blocking reset ifthe boiler is in Err E2 otherwise there will be no result 13 SW4 Comfort pressing this button you select the comfort module symbol 6 on and the set range of the domestic circuit may decrease Press again to cancel it symbol 6 off SW3 Heating Pressing the button once the temperature preset by the heating is displayed the setting will decrease if you keep pressing While visualizing the set point by the heating the symbol 8 is flickering If the external probe is activated the temperature of the core circuit will not be changed directly but two different parameters will decrease the wanted temperature into the room and after 5 seconds the symbol will appear on the display and it holds for one second then the disper
14. ect DESCRIPTION OF THE BOILER seful powe Accessories i The expansion instant kcal h The pump vessel production C17 SPV 31 MEF SYMBOLS S with instant production of DHW without cumulation P with pump V with closed expansion vessel 31 the maximum power output in kW M the burner is supplied by a continuous modulating valve E the ignition and the control of the flame are electronically made F the forced scavenging M monothermal 3 MAXOPTIMUS C 17 SPV 31 MEF GENERAL INSTRUCTIONS CONCERNING THE BOILER SAFETY This manual is part of the product and it has to be given to the user Read this manual carefully and keep it carefully for a further application by the user and by the mounting and installing authorized personnel The installation the putting into service the service repair operations and periodical technical checking are performed only by the ISCIR authorized personnel in accordance with the current standards All the indications of this manual must be respected any exception may cause damages the producer isn t responsible for these Incase ofa defective running of the device shut it down and call up immediately one of the breakdown services units on the attached phone numbers or the producer on the phone numbers 0233 241746 241933 To guarantee the boiler efficiency and its correct running it is recommendable that the boiler be checked yearly by the qualified
15. egularity in case the pressure sensor measures an insufficient pressure of the water in the system lt 0 5 bar the burner and the pump are deactivated and the flickering intermittent symbol Err E1 occurs on the display Disturbance of a temperature sensor irregularity 1 Sensor for the central heating water any disturbance of the sensor caused by a wrong contact or a short circuit leads to the immediate deactivation of the burner pump and the flickering intermittent symbol Err E1 occurs 2 Sensor for DHW any disturbance of the sensor caused by the wrong contact doesn t lead to the immediate deactivation of the burner but to displaying the flickering intermittent symbol Err E4 for monothermal boilers Absence of draft on start irregularity In case the pressure switch doesn t commute the TW pre cleaning in due time the boiler won t start running and the intermittent symbol Err E5 will occur after 10 seconds This irregularity vanishes when the flame is detected at the end of the operating cycle Removing the combustion products causes the activation of the safety devices irregularity OPEN CHAMBER The safety devices of the combustion products are activated and cause the boiler automatic shutting down the intermittent symbol E5 occurs on display This irregularity disappears only pressing the button SW3 In case the limit thermostat LT is activated the system will shut down automatically and the intermittent symbol Err E8 occurs on t
16. everts to the initial position The antifreeze function When the temperature sensor detect a temperature lower than 60C the burner is activated in the heating module and the circulation pump start to operate D 17 Additional facilities you may obtain Mounting an exterior temperature sensor the boiler adjusts the heat carrier temperature depending on the temperature value from outside the building the room wanted temperature and the heat leakage coefficient through the building walls 90 80 5 70 T amb 30 C o 60 The heating circuit temperature 5 50 diagram depending the 40 outdoor temperature at 5 different set room 30 temperatures and 1 20 amb 10 C 8 g 10 0 40 20 0 20 40 Outdoor temperature C The heating circuit temperature diagram at different set dispersion coefficients Recommended temperature C 40 20 0 20 40 Outdoor temperature C Heating temperature Room temperature Ke room temperature outdoor temperature Room temperature the temperature of the room Outdoor temperature the external temperature Ke dispersion coefficient 18 Delivering to the user It is compulsory that the qualified personnel to instruct the user in great detail about the following aspects on boiler starting The boiler starting and the shutting down procedures in safety conditions by checking the following elements the electric power supply respecting the polar
17. haust pipe is within the inlet one The input output coaxial flue system is delivered with the boiler It is made of an elbow input output pipe and the necessary fittings Only the qualified personnel will do the replacement according to the current legislation and to the original pieces used by the producer You must not shut down the exhaust checking device because A your life and health will be in danger It is obligatory to place the boilers in areas with ventilation according to the current standards The technical instructions should be studied before mounting installing starting or servicing 12 INSTRUCTIONS FOR THE FINAL USER BENEFICIARY The control protection and automation elements provide j The flame ignition The flame sensing The temperature and water signalling in the boiler The temperature regulation on the heating circuit The temperature regulation on the DHW circuit The pump starting at the heating water demand The safety of the boiler at overheating and overpressure Draft deficiency air pressure switch The boiler safety at minimum water level water pressure switch The DHW demand sensing flowmeter and giving priority to this discharge The indicators and the operating buttons are placed the control board The chronothermostat or the room thermostat may be installed on demand UTILIZATION INSTRUCTIONS The control board SW7owa4 sw3 SW6 Fig 1 Th
18. he control panel display This irregularity persists even if LT is deactivated To reset the normal operating system it is sufficient to press the reset button SW2 The boiler shutting down in safety conditions In case the final user establishes that the appliance has an abnormal running if the error codes keep displaying or if the appliance manifestations can not be understood he has the obligation of shutting down the boiler as soon as possible and in maximum safety conditions The user must perform the following operations press STAND BY and the boiler shuts down disconnect the boiler from the electric power supply circuit by unplugging Disconnect the gas supply circuit by switching on the gas valves Interrupt the DHW and the DCW circulation by switching on the gas valves corresponding to these circuits After boiler shutting down in maximum safety conditions the user will call the service unit he belongs to see chapter 1 subchapter 1 4 The pressure visualizing The pressure from installation is displayed and it is useful to installation filling up The beneficiary will check recurrently whether the pressure in installation has lowered below the value set on filling The pressure will maintain between 1 2 bars If the minimum pressure lowers below the value of 0 5 bars the boiler will display the E1 signal and it will shut down If the pressure exceeds the value of 3 bars the safety relief valve will open and it will relea
19. i frost function symbol 4 When the sensor of the system detects a temperature lower than 6 C the burner is activated in the heating module and the pump starts running This state persists until the cancellation temperature of the anti frost function is reached 20 C Chimney sweep function symbol 5 This function is created specially to cancel the normal adjustment of the boiler control allowing it function at the maximum heating power The function is useful during installation and the moment when the combustion products are verified according to the current standards The function may be deactivated manually from the control board or at any other DHW demand The self checking system and the protection function The system is provided with several diagnostic functions signalling the operating position of the boiler and the disturbances type which may occur on the control board display the domestic water temperature the heating temperature from 0 C to 99 C or the DHW system is displayed if available blocking the adequate temperature irregularity in case of a failure in detecting the flame at the end of the three ignition cycles the mother is to block and the symbol flickering ErrE2 occurs on the control panel display parasite flame irregularity in case of a presence of a parasite flame the symbol Err E1 flickering occurs 15 insufficient pressure of the water in the hydraulic core circuit irr
20. iler is delivered with Technical manual quality and guarantee certificates CE conformity declaration PACKING The boilers will be packed into the cardboard boxes protected by boxboard angles The boiler will be delivered with all the installed components less those from the Appliance book STORAGE The boilers storage is achieved in dry places and protected by the bad weather and the chemical agents SHIPMENT During the shipment all the necessary measures must be taken to avoid the strokes or the boiler damaging QUALITY AND GUARANTEE CONDITIONS KOBER LTD VADURI BRANCH OFFICE as manufacturer guarantees the boiler good running for a two years period from the moment of putting into service The guarantee is given if the following conditions are provided The correct installation and setting by the authorized personnel The yearly examinations are achieved on beneficiary demand and at the expense of the beneficiary the first year examination is compulsory to maintain the guarantee for the first two years of usage The exchanged components will be warranted for one year This doesn t mean that the set guarantee period will prolong for the entire device guarantee period prolongs from the moment the user has claimed the device breakdown and till the time the device will be putted into service again heating installation designing and execution should be performed by qualified person and a qualified unit
21. ity gas supply the central heating circuit supply and loading the filling valve must be closed the pressure ininstallation by the manometer displaying from the control panel 1 2 bars the valves from the DHW circuit should be opened The running mode of the boiler and the possible problems which may occur Also the importance of each button or switch from the control panel will be explained The user is warned that a water pressure falling in the system is caused by the heat carrier loss which must be rectified before using the boiler again It is recommended that the user should ask for a checking of the boiler running by an authorized person atleast once a year The user is warned upon the precautions against freezing The instructions manual is delivered to the user At the end of the instruction they must sign a document of putting into service as he assimilated the proper mode of the boiler utilization This document is signed by the authorized person too who performs the putting into service who trained The person who performs the starting has the right of refusing the putting into service of the boiler if he establishes that there are some irregularities and he won t contract the document till these irregularities are remedied The one who performs the putting into service has not the obligation of rectifying the mounting errors but he assumes the responsibility that the installations correspond to the chosen boiler from
22. oe COAXIAL FLUE TWIN FLUE 26 EARTH s 55 FART ROOM THERMOSTAT 54 Plan 5 Electrical diagram for the wall hung gas boiler C17SPV31MEF z a 2 3 Loe gt 1 45 6 5 J1 J20 Ph LOCAL USER MANUAL INTERFACE SIMBOLURI 13 18 12 oH TR2 A oT Ht 7r 14 EARTH 7 LO e ELECTRODE offe anan o 27 ose a SAFETY THERMOSTAT 7 tN olf aps Ons o C J17 961 INTERFACE 1 27
23. ositioning the J12 jumper see the Electrical Diagram from ADDITIONAL INFORMATION on the two pines LPG module The JP12 jumper is situated on a single pine methane gas module The mounting of the nozzles set of 0 77 mm diameter used for LPG running The diameter of these nozzles is 1 3 mm for methane gas The exchanging for NG is realized by performing the setting operations from above in the reverse sense The setting will be performed by the producer following the beneficiary request or the service authorized according to the current standards operation which is performed on putting into service You must install a pressure controller on the gas supply circuit 22 The gas supply pipes must not have diameters smaller than the boiler coupling Electric power supply The boiler must be connected to a monophase net of 220 V 50 Hz with zero protection through the 5A fusible plugs The colours semantics will be as follow brown phase blue null green yellow earthing The external connections must be according to the current standards The connection to the electrical network of the building must allow a complete electrical isolation of the boiler in case an intervention must be done 11 It s forbbiden to install the boiler without earthing THE COUPLING FOR SCAVENGING Without coupling to the chimney The scavenging is made through a pipe of 60 mm diameter coaxial with the air inlet pipe of 100 mm diameter The ex
24. personnel complying with the manufacturer s conditions Z f the device is sold or given make sure it is delivered with its technical handbook in order to be consulted by the new user installer Z 1 case of some components damaging there will be used only the original components You must have the manufacturer s acceptance to use some components from another company you must obtain the written acceptance of the producer so that you may use those components Z This boiler will be used properly Any other use will be considered unsuitable There is excluded any contractual or extra contractual responsibility of the producer for the damages caused by the installing or usage errors and by the non observance of his instructions maximum limit of the water hardness inlet is of maximum 5 F French degrees on the DHW circuit equal to 50 mg CaCO2 or an equivalent quantity of other salts as Ca and Mg It is compulsory to install a softener filter on the domestic water circuit a mechanical impurities filter Y filter on the CH installation return and a pressure controller on the gas supply circuit Z Itis recommendable to use these boilers types presented in this manual to heat areas of 250 mp ata medium height of 2 5 m of the heat volume Unsubmitting to these technical manual regulations as to the warranty certificate leads to warranty loss 4 CONSTRUCTIVE AND FUNCTIONAL CHARACTERISTICS Name MAX OPTIMUS T
25. raulic diagram of The Wall hung gas boiler with forced draft MAXOPTMUS C17SPV31 MEF 1 2 15 4 6 7 _ 16 12 14 13 1 Electrical fan with Hall sensor 13 temperature sensing probe for DHW 2 main heat exchanger 14 minimum water pressure switch 3 secondary heat exchanger 15 safety thermostat 4 ignition ionization electrode 16 temperature sensing probe for heating 5 electrical pump with exhauster 17 expansion vessel 6 burner 18 air pressure switch 7 gas modulator 19 drain valve 8 3 bar safety valve 9 filling valve A Heating turn 10 flowmeter for the sanitary circuit B DHW outlet 11 automatic by pass C gas inlet 12 3 way valve D cold water inlet E heating return 24 Plan 3 The Couplings diagram for the wall hung gas boiler with forced draft C17SPV31MEF Panta 3 aprox 2 180 700 O Apa 65 51 6465 2080 134 Yv 330 A BC DE 3 4 1 2 3 4 1 2 3 4 25 Plan 4 Typical flue system applications for the wall hung gas boiler with forced draft C17SPV31MEF 4 C12 C82 L C22 C22 gt S
26. se the system from the accumulated pressure 16 THE BOILER RUNNING The boiler running will be lt without permanent control gt provided automatically by the controllers installed on the boiler and eventually by the environment devices room thermostat These devices must be set at the temperature corresponding to the controlled environment a the temperature setting on the heating circuit will be between 40 80 b the room thermostat willbe set atthe wanted temperature in the room Incase the central heating installation is drawn off the tension during the cold period or in case due to some disturbances the water temperature from the boiler will be below zero degree for more than 2 3 hours the boiler the heating installation and the domestic water installation will be exhausted Also the boiler supply will be disconnected from the current and gases net ANOTHER FUNCTIONS CONCERNING THE BOILER SAFETY 1 The pump post circulation Each time the boiler is shutting down the heating module the pump keeps running for a short period of time so that it could prevent from water overheating in the main heat exchanger 2 The pump anti blocking function If the boiler doesn t effect any cycle during a 24 h period the pump will start running for a few seconds to avoid blocking caused by the non running 3 The 3 way valve anti blocking function On each pump shutting down the deflection valve is activated for one second and then it r
27. sion coefficient into the building is displayed and may be changed SW6 Heating Pressing the button once the temperature preset by the heating is displayed the setting increases if you keep pressing While visualizing the set point by the heating the symbol 8 is flickering The heating the temperature from the room and the dispersion coefficient may be increased in the same way as SW3 SW1 DHW Pressing the button once the preset temperature of the DHW is displayed if you keep pressing the setting will decrease While visualizing the set point by the heating the symbol 7 is flickering SW5 DHW Pressing the button once the preset temperature of the DHW is displayed if you keep pressing the setting will decrease While visualizing the set point by the heating the symbol 7 is flickering Values range controlled by the display panel LC the heating system 30 80 C the heating from bottom system 15 40 C domestic hot water 30 60 C DHW comfort 35 45 C External sensor the temperature in the room 10 30 C dispersion coefficient 5 35 C ignition power soft start 0 99 of modulation current max heating power 0 99 of modulation current max fan speed 0 99 of fan speed min fan speed 0 99 of fan speed Electronic board operating 68 66 a 14 DHW module in case of monothermal boilers symbol 7 on Ignition demand in the DHW module takes priority of the heating module The burner ignition
28. sn t Electrical power supply The user calls the 1 mun there is no deficiency inadequate authorized service signal on display power circuit unit he belongs to blown safety fuse The gas valve is closed the ignition pressure is too low The boiler starts pressure controller isn t set The user calls the 2 but there adequately there is air in the E2 authorized service is n flame gas pipe the pressure is unit he belongs to lower than 0 5 bar on the central heating The user calls the The flame fires up authorized service and then it puts out The reversal of phase with zero E2 unit he belongs to The winter summer switch is on summer the boiler was set to run at a too low temperature the room thermostat is set ata The user calls the 4 The central heating too low temperature the pipes authorized service does not heat lay out is through a below 0 C unit he belongs to area and it froze there is air in installation 22 LISTS AND PLANS NECESSARY FOR MOUNTING AND PUTTING INTO SERVICE Plan 1 The couplings arrangement of Wall hung gas boiler with forced draft MAXOPTIMUS C17SPV31MEF THE Coupling DIMENSION 1 DHW inlet 1 2 outside thread 2 DHW outlet 1 2 outside thread 3 Central heating turn 3 4 outside thread 4 Central heating return 3 4 outside thread 5 Gas supply 3 4 outside thread CH turn gas supply cold water CH return 3 2 5 1 4 23 Plan 2 Hyd
29. the functional and constructive point of view RECOMMENDATIONS FOR YEARLY CHECKING Itis compulsory to check the boiler at a least two years period For a good running of the boiler and prolonging the boiler life it is necessary to be checked by an authorized person at least once time a year It is recommendable that this checking to be done before the cold period when the boiler won t be used at the maximum capacity The following operations will be performed as the main burner running is controlled and the burner is cleaned in case this thing is compulsory the boiler exhaust flue is checked and cleaned the gas valve controls are verified the pump is verified the scavenging system running is verified the air pressure switch running and the flue system tightness are verified the combustion correctness is checked by analysing the exhaust gases the gas supply system tightness is verified the district heating andthe DHW circuits tightness are checked the electrical installation is verified 19 STAMPING DOCUMENTS PACKING STORAGE QUALITY AND GUARANTEE CONDITIONS STAMPING A designated card is fixed on each product by sticking with following _ manufacturer company of the product The serial number and the lot Number of CE type examination certificate Quality Department authority sign The boiler type and size The gas type which the input rated pressure has been set for DOCUMENTS Each bo
30. utlet to the burner The ignition achieves by flame activating by an ignition electrode by means of an ignition transformer During the combustion the flame sensing is made by an ionization sensor The boiler type with forced draft is provided with a fan which evacuates the exhaust gases In the initiation phase this evacuates an air volume to provide an unexplosive ignition The explosive ignition may occur due to a gas storage from the non operating period The combustion chamber as a plate parallelotope interior ceramics fibre lined is designed to allow the transfer to the exchanger with less heat leakages In case of the CH circuit of the two heat exchangers type the heat resulted from fuel gas ignition is taken over by the monothermal heat exchanger and sent to the thermal agent water which is delivered by the circulating pump through the heating installation In case of on the DHW circuit a water discharge is detected by the flowmeter the 3 way gas valve is energized The 3 way gas valve achieves the transition from the central heating circuit on the short circuit through the plate heat exchanger the main plate heat exchanger and the heat transfer is realized by means of this to the DHW circuit the secondary plate heat exchanger The scavenging is realized by means of the fan The running protection and control are performed electronically The boiler setting is made from the control board see the chapter concerning this subj
31. y if need be Itis necessary to check and clean the installation before mounting the boiler case of an existing installations The interventions during the warranty period will be performed only by the authorized personnel of the manufacturer company Any repair by another person except the authorized personnel of the manufacturer company leads to warranty loss 20 RESPONSIBILITIES DURING THE WARRANTY PERIOD MAXOPTIMUS Boiler C 17 SPV 31 MEF MALFUNCTIONS WHICH REFER TO THE MANUFACTURER S RESPONSABILITY switch The component Possible Repair mode Irregularities error signal The minimu A defective running Replace the pressure sensor pressure sensor Interrupted course or 2 Temperature defective sensors Renew the course sensors Central heating E3 or replace the sensors DHW E4 It doesn t run or Replace the 3 The gas v lve it runs defectively E2 gas valve 4 The heat Defective Replace the exchanger exchanger 5 The expansion vessel Pressure losses E1 a The burner Burner distortions Replace the burner Ignition Parasite spark Replace the ignition 7 ionization electrode E7 ionisation electrode You can t operate the wanted 8 The control board setting any more by pressing Renew the course switch There is no information Replace the panel displayed Any anormal function determined by The electronical electronical board Repl
32. ype MAXOPTIMUS 17 SPV 31 MEF Draft Forced Combustion chamber Sealed Efficiency at maximum load 93 Efficiency at minimum load 92 Useful power min max 13 31 kw Burner nominal load min max 14 8 33 17 kw Gas pressure NG coupling behind the reducer 20 mbar NG on maximum admitted output 35 mbar GPL 30 37 mbar Power supply 230 VAC 50 Hz Power consumption 160 W Weight 45 kg Capacity of the heat exchanger 1 81 NG consumption 8500 kcal Nm3 At useful power max min 1 4 3 34 LPG consumption 20425 kcal kg At maximum output 0 58 1 38 Kg h Central heating Minimum and maximum admitted pressure 0 5 si 3 bar Temperature on the heating circuit 40 80 Connectionsinlet outlet central heating 3 4 inlet outlet DHW 4 2 gas supply 3 4 Dimensions depth mm 325 Width mm 435 Height mm 730 With mounted elbow mm 880 Expansion vessel with membrane 81 DHW temperature range 30 60 C Flow values At 25 C 17 8 l min At 35 C 12 7 At 45 C 9 91 Domestic cold water pressure 0 2 8 bar Exhaust gases temperature at rated output 147 C Burned gases connection input output 100 60 Burned gases connection length Max 3 m Orientative values Maximum water content in the installation 200 Maximum surface of the precinct 250 m PRINCIPAL COMPONENTS OF THE B
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