ECONCEPT 51 A
Contents
1. 5 4 Technical data table Ferroli The column on the right gives the abbreviation used on the dataplate a Dd 16 Data Unit Value 191 Max heating capacity kw 49 8 Q 161 Min heating capacity kw 11 2 Q Max Heat Output in heating 80 60 C kw 48 8 P Min Heat Output in heating 80 60 C kw 11 0 P Max Heat Output in heating 50 30 C kw 53 0 Min Heat Output in heating 50 30 C kw 12 0 MOM Eficency Prax 87870 980 n An AURA TUE Pls ba case i Diver Efficiency Pmax 50 30 C 1064 Efficiency Pmin 50 30 C 107 5 Efficiency 30 109 Gas supply pressure G20 mbar 20 Max gas delivery G20 m h 5 27 Min gas delivery G20 m h 1 19 186 Gas supply pressure G31 mbar 37 Max gas delivery G31 kg h 3 9 Min gas delivery G31 kg h 0 88 114 36 Efficiency class Directive 92 42 EEC NOx emission class 5 NOx Max working pressure in heating bar 6 PMS 32 Min working pressure in heating bar 0 8 Max heating temperature C 95 tmax 14 Heating water content litres 27 Protection rating IP X5D 1 Power supply voltage V Hz 230V 50Hz Electrical power input 190 10 7 11 Empty weight kg 57 A Type of unit C13 C23 C33 C43 C53 C63 C83 B23 B33 PIN CE 0461BS0878 fig 35 Pl2. 93 68 89 336 93 68 D Feli Ferroli FERROLI S p A Via Ritonda 78 a 37047 San Bonifacio Verona ITALY www ferroli it
3. 195 120 120 195 Fault 1 code Fault Possible cause Cure I I 2 Check the regular gas flow to the boiler k No gas and that the air has been eliminated from DIS 53 TN the pipes NS Koraj Check the wiring of the electrode and that Ignition detection electrode fault it is correctly positioned and free of any A01 No burner ignition deposits Faulty gas valve Check the gas valve and replace it if necessary Insufficient gas supply pressure Check the gas supply pressure Trap blocked Check the trap and clean it if necessary 630 Flame present signal with Electrode fault Check the ionisation electrode wiring A02 a burner off Card fault Check the card f Heating sensor damaged Check he correct positioning and operation of the heating sensor Overtemperature protection m A03 nao No water circulation in the i P activation Check the circulating pump system Air in the system Vent the system Fume extraction duct safety Fault F07 generated 3 times in See fault F07 A04 m device activation the last 24 hours S N A05 Fan protection activation Faut F15 generated for 1 hour See fault F15 consecutive lonisation electrode fault Check the position of the ionisation elec trode and replace it if necessary Flame unstable Check the burner Gas valve Offset fault Check the Offset adjustment at minimum No flame after ignition stage A06 6 times in 4 minutes Remove t
4. 73 23 93 68 89 336 93 68 Dante Feryoli FERROLI S p A Via Ritonda 78 a 37047 San Bonifacio VR ycim EC 90 396 CC 92 42 73 23
5. Ferroli ECONCEPT 51A INT C IT ISTRUZIONE PER L USO L INSTALLAZIONE E LA MANUTENZIONE ES INSTRUCCIONES DE USO INSTALACI N Y MANTENIMIENTO TR KULLANMA KURULUM VE BAK M TALIMATLARI EN INSTRUCTIONS FOR USE INSTALLATION AND MAINTENANCE FR INSTRUCTIONS D UTILISATION D INSTALLATION ET D ENTRETIEN RO INSTRUCTIUNI DE UTILIZARE INSTALARE SI INTRETINERE RU UK cod 35405562 01 2011 Rev 00 Ferroli EN 1 GENERAL INSTRUCTIONS Carefully read the instructions contained in this instruction booklet After boiler installation inform the user regarding its operation and give him this manual which is an integral and essential part of the product and must be kept with care for future reference Installation and maintenance must be carried out by professionally qualified personnel according to current regulations and the manufacturer s instructions Do not carry out any operation on the sealed control parts Incorrect installation or inadequate maintenance can result in damage or injury The Manufacturer declines any liability for damage due to errors in installation and use or fail ure to follow the instructions Before carrying out any cleaning or maintenance operation disconnect the unit f
6. The unit is a C type with sealed chamber and forced draught the air inlet and fume out let must be connected to one of the following extraction suction systems The unit is ap proved to operate with all the Cxy and Bxy flue configurations given on the dataplate some configurations are given by way of example in this section Some configurations may be expressly limited or not permitted by law standards or local regulations Before proceeding with installation check and carefully observe the above mentioned prescrip tions Also comply with the provisions on the positioning of wall and or roof terminals and the minimum distances from windows walls ventilation openings etc This C type unit must be installed using the inlet and fume outlet ducts supplied by the manufacturer in accordance with UNI CIG 7129 92 Failure to use them automatically invalidates every warranty and relieves the manufacturer of any liability For fume exhaust pipes longer than 1 metre during installation take in account the natural expansion of the materials when the boiler is operating To prevent deformations leave an expansion space of approx 2 4 mm for every metre of pipe 2 4mm fig 24 Expansion cod 35405562 01 2011 Rev 00 43 ferroli Connection with coaxial pipes a a zau lt I I Cas I I I I i t tet 1 I I I I T fig 25 Examples of connection with coa
7. Connectthe modules as shown in fig 23 example with 4 modules A B D 25 26 27 28 29 x 5 32 25 25 37 28 29 20 31 32 25 28 27 28 28 x 31 32 25 26 27 28 2 30 31 fig 23 Connection in cascade A 1st Module B 2nd Module 3rd Module D 4th Module 2 Carry out all the electrical connections terminals 4 to 24 on module no 1 3 the remaining modules only connect the power supply and possible contacts for burner lit 300 fault contact 301 and remote reset input 302 4 Switch on the power to the entire cascade 5 After the FH procedure check the correct operation of the cascade Module 1 arrow symbol at top left of the display Module 2 arrow symbol at bottom right of the display Module 3 arrow symbol at bottom right of the display Module 4 arrow symbol at top right of the display If this does not occur disconnect the power and check the wiring in fig 23 Settings All adjustments must be made on all the modules Possible faults If the electrical connection of a module is disconnected for any reason module 1 will ac tivate fault F70 If the electrical connection of a module is disconnected for any reason the next module will activate fault F71 3 5 Fume ducts
8. 20 Kristan rd 20 10 0 10 20 fig 12 Compensation curves OFFSET 20 OFFSET 40 fig 13 Example of compensation parallel curve offset If the Remote Timer Control optional is connected to the boiler the above ad justments are managed according to that given in table 1 Table 1 Heating temperature adjustment Adjustment can be made from the Remote Timer Control menu and the boiler control panel DHW temperature adjustment with optional hot water tank installed Summer Winter Switchover Adjustment can be made from the Remote Timer Control menu and the boiler control panel Summer mode has priority over a possible Remote Timer Control heating demand Eco Comfort selection with optional hot water tank installed On disabling DHW from the Remote Timer Control menu the boiler selects the Economy mode In this condition the button fig 1detail 7 on the boiler panel is disabled On enabling DHW from the Remote Timer Control menu the boiler selects the Comfort mode In this condition it is possible select one of the two modes with the button detail 7 fig 1 Both the Remote Timer Control and the boiler card manage Sliding Tempera ture adjustment of the two the Sliding Temperature of the boiler card has prior ity Sliding Temperature Plumbing system pressure adjustment The filling pressure with the system cold must be approx 1
9. 89 336 amended by 93 68 President and Legal Representative Cav del Lavoro ante Ferrpli C C C C EGE D claration de conformit Le constructeur FERROLI S p A C Adresse Via Ritonda 78 a 37047 San Bonifacio VR d clare que cet appareil est conforme aux directives CEE ci dessous Directives appareils gaz 90 396 Directive rendements 92 42 Directive basse tension 73 23 modifi e 93 68 Directive Compatibilit Electromagn tique 89 336 modifi e 93 68 Pr sident et fond de pouvoirs Cav du travail Dante Feryoli Li Declaratie de conformitate Produc tor FERROLI S p A C Adres Via Ritonda 78 a 37047 San Bonifacio VR declar c acest aparat este in conformitate cu urm toarele directive CEE Directiva Aparate cu Gaz 90 396 Directiva Randament 92 42 Directiva Joas Tensiune 73 23 modificat de 93 68 Directiva Compatibilitate Electromagnetica 89 336 modificata de 93 68 Presedinte si reprezentant legal Cavaler al Muncii Dante Ferroli Ku FERROLI S p A C anpec Via Ritonda 78 a 37047 San Bonifacio VR CEE 90 396 92 42
10. and the radiator details 13 and 21 fig 1 The display detail 11 fig 1 shows the actual heating delivery temperature and during DHW standby time the message d fig 2 DHW circuit with optional hot water tank installed A hot water tank heating demand is indicated by activation of the circulating pump and the tap details 9 and 21 fig 1 The display detail 11 fig 1 shows the actual hot water tank sensor temperature and during heating standby time the message d Exclude hot water tank economy Hot water tank temperature maintaining heating can be excluded by the user If exclud ed domestic hot water will not be delivered The hot water tank can be deactivated by the user ECO mode by pressing the button eco comfort detail 7 fig 1 In ECO mode the display activates the symbol detail 12 fig 1 To activate COMFORT mode press the button eco comfort derail 7 fig 1 again 2 3 Lighting and turning off Boiler lighting Press the On Off button detail 14 fig 1 BI CI e me CI el fig 4 Boiler lighting Forthe following 120 seconds the display will show FH which identifies the heating system air venting cycle During the first 10 seconds the display will also show the card software release A Display card software release B Controller software release Open the gas cock ahead of the boiler When the message FH disappears the
11. boiler is ready to operate automatically in case of a room thermostat demand IEN cod 3540S562 01 2011 Rev 00 ECONCEPT 51 A Turning the boiler off Press the button eco comfort detail 7 fig 1 for 5 seconds reset comfort fig 5 Turning the boiler off When the boiler is turned off the PCB is still powered Domestic hot water with optional hot water tank installed and heating operation are dis abled The antifreeze system remains activated To relight the boiler press the button eco comfort detail 7 fig 1 again for 5 seconds The boiler will be immediately ready to operate whenever domestic hot water is drawn with optional hot water tank installed or in case of a room thermostat demand To completely disconnect the power to the unit press the button detail 14 fig 1 The antifreeze system does not work when the power and or gas to the unit are turned off To avoid damage caused by freezing during long idle periods in win ter itis advisable to drain all water from the boiler DHW circuit and system or drain just the DHW circuit and add a suitable antifreeze to the heating system complying with that prescribed in sec 3 3 2 4 Adjustments Summer Winter Switchover Press the button u detail 6 fig 1 for 1 second fig 7 The display activates the Summer symbol detail 10 fig 1 The heating function is deac tivated whereas the possible production of domestic hot wat
12. devices cause the unit to switch off or shut down preventing it from working The installation instructions given in the following paragraphs concern both single units and connection in cascade 3 2 Place of installation The combustion circuit is sealed with respect to the place of installation and therefore the unit can be installed in any room However the place of installation must be sufficiently ventilated to prevent the creation of any dangerous conditions in case of even small gas leaks This safety precaution is required by EEC Directive no 90 396 for all gas fired units including those with a so called sealed chamber The unit can also work with air drawn from the installation room B type In this case the room must be provided with adequate ventilation according to current regulations Therefore the place of installation must be free of dust flammable materials or objects or corrosive gases The room must be dry and not subject to freezing The boiler is arranged for wall installation Wall fixing must ensure a stable and effective support for the generator If the unit is enclosed in a cabinet or mounted alongside a space must be pro vided for removing the casing and for normal maintenance operations 3 3 Plumbing connections The heating capacity of the unit must be previously established by calculating the build ing s heat requirement according to the current regulations The system must be provid ed with all the
13. heating circuit Check Change parameter P02 of the Transparent Parameters Menu to 1 Change parameter P 02 of the System Type Menu to 1 Change parameter P 09 of the System Type Menu to 1 138 1 727139 E fig 16 One direct heating circuit and one DHW circuit with pump Check Change parameter P02 of the Transparent Parameters Menu to 2 Change parameter P 02 of the System Type Menu to 1 Change parameter P 09 of the System Type Menu to 1 i 72 139 fig 17 cod 35408562 01 2011 Rev 00 EN Ferroli One direct heating circuit and one DHW circuit with diverter valve Check Change parameter P02 of the Transparent Parameters Menu to 3 Change parameter P 02 of the System Type Menu to 1 Change parameter P 09 of the System Type Menu to 1 Change parameter P 11 of the System Type Menu to 1 1138 i 72 139 fig 18 Two direct heating circuits Check Change parameter P02 of the Transparent Parameters Menu to 1 Change parameter P 01 of the System Type Menu to 4 Change parameter P 02 of the System Type Menu to 1 Change parameter P 09 of the System Ty
14. the reset button detail 8 fig 1 within 5 seconds the max power will remain that just set Exit the TEST mode see sec 4 1 4 2 Start up Checks to be made at first lighting and after all maintenance operations that involved disconnection from the systems or an operation on safety devices or parts of the boiler Before lighting the boiler Open any on off valves between the boiler and the systems Check the tightness of the gas system proceeding with caution and using a soap and water solution to detect any leaks in connections Check correct prefilling of the expansion tank ref sec 5 4 Fill the water system and make sure all air contained in the boiler and the system has been vented by opening the air vent valve on the boiler and any vent valves on the system Fillthe condensate trap and check correct connection of the condensate elimination system Make sure there are no water leaks in the system DHW circuits connections or boiler Check correct connection of the electrical system and efficiency of the earthing system Make sure the gas pressure value for heating is that required Make sure there are no flammable liquids or materials in the immediate vicinity of the boiler Checks during operation Tur the unit on as described in sec 2 3 Make sure the fuel circuit and water systems are tight e Check the efficiency of the flue and air fume ducts while the boiler is working Check the co
15. 0 bar If the system pressure falls to values below minimum the boiler card will activate fault F37 fig 14 fig 14 Low system pressure fault Once the system pressure is restored the boiler will activate the 120 second air venting cycle indicated on the display by FH 3 INSTALLATION 3 1 General Instructions THE BOILER MUST ONLY BE INSTALLED BY QUALIFIED PERSONNEL IN COMPLI ANCE WITH ALL THE INSTRUCTIONS GIVEN IN THIS TECHNICAL MANUAL THE PROVISIONS OF CURRENT LAW THE NATIONAL AND LOCAL REGULATIONS AND THE RULES OF PROPER WORKMANSHIP ECONCEPT 51 Ais a high efficiency heat generator arranged to operate alone or in cas cade bank When two or more generators ECONCEPT 51 A are installed in cascade with the original kits FERROLI respecting the prescriptions of this manual they can be considered as a single heat generator of total power equal to the sum of the powers of all the units connected in cascade All the requirements of the current standards and regulations applicable to this equiva lent generator with total heating capacity must be met In particular the place of instal lation safety devices and fume exhaust system must be adequate for the total heating capacity of the bank of units In fact each ECONCEPT 51 Ais a complete and independent heat generator equipped with its own safety devices In case of overtemperature a lack of water or no circulation 51 A in the unit the protection
16. AGE THE ELECTRONIC CARD When connecting a remote timer control or a timer switch do not take the pow er supply for these devices from their cut out contacts Their power supply must be taken with a direct connection from the mains or with batteries depending on the kind of device 42 cod 35405562 01 2011 Rev 00 ECONCEPT 51 A Accessing the electrical terminal block The electrical terminal block is located inside a sealed box at the bottom left of the cab inet Make the electrical connections as shown in the wiring diagram on fig 37 and run the cables through the special cable glands fig 22 Electrical terminal block 42 DHW temperature sensor not supplied 72 Room thermostat not supplied 72b Room thermostat not supplied 95 Diverter valve not supplied A Heating phase B DHW phase C Neutral NOTE For valves with 2 wires and spring return use the connections B and C 130 DHW circulating pump not supplied 138 External probe not supplied 139 Remote timer control not supplied 256 Modulating heating circulating pump signal 298 Cascade temperature sensor not supplied 299 Input 0 10 300 Burner lit contact voltage free contact 301 Fault contact voltage free contact 302 Remote reset input 230 Volt 306 Heating system circulating pump not supplied 307 Heating system second circulating pump not supplied Ferroli For connection in cascade max 6 modules 1
17. S562 01 2011 Rev 00 Ferroli ECONCEPT 51 A 5 6 Wiring diagram 16 H 278 306 Sop ld Ao TON M mi 98 pus 186 515A 130 307 230V L 50Hz a A EU ud 1 MA N 13 1418 16 47 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 3 I ei OUT 5500 Laos del GND 29974 138 298 728 155 ELS 138 tH LI I DSP12C fig 37 Wiring diagram cod 3540S562 01 2011 Rev 00 48 Dichiarazione di conformita ll costruttore FERROLI S p A Indirizzo Via Ritonda 78 a 37047 San Bonifacio VR dichiara che questo apparecchio conforme alle seguenti direttive CEE Direttiva Apparecchi a Gas 90 396 Direttiva Rendimenti 92 42 Direttiva Bassa Tensione 73 23 modificata dal
18. ains trouble Check the electrical system F35 Faulty mains frequency Electric mains trouble Check the electrical system Pressure too low Fill the system F37 Incorrect system water Wai cha pressure ater pressure switch dam the sensor aged or not connected SIN Check the wiring or replace the sensor F39 External probe fault Probe disconnected after Reconnect the external probe or disable activating the sliding temperature the sliding temperature A41 Sensor positioning Delivery sensor detached from Check he correct Positioning and the pipe operation of the heating sensor A42 Heating sensor fault Sensor damaged Replace the sensor F42 Heating sensor fault Sensor damaged Replace the sensor 186 Sensor damaged F50 Cascade temperature Wiring shorted Check the wiring or replace the sensor sensor fault Wiring disconnected MT A61 Controller DBM12 fault Controller DBM12 internal error Check the sanh connection and replace ESO the controller if necessary A 444 A62 No communication between Controller not connected Connect the controller to the gas valve controller and gas valve Valve damaged Replace the valve lt A63 t TJ i 32 pee Controller DBM12 fault Controller DBM12 internal error Check Me earth connection and replace A65 the controller if necessary F66 10 7 44 193 145 11 fig 34 General view 46 KUN cod 3540S562 01 2011 Rev 00 ECONCEPT 51 A 5 3 Plumbing circuit
19. components for correct and regular operation In particular provide for all the protection and safety devices required by the current regulations for the complete modular generator They must be installed on the hot water circuit delivery piping imme diately after the last module within a distance not more than 0 5 metres with no shutoff devices in between The unit is not supplied with an expansion tank its connection must therefore be carried out by the Installer The safety valve outlet must be connected to a funnel or collection pipe to pre vent water spurting onto the floor in case of overpressure in the heating circuit Otherwise if the discharge valve cuts in and floods the room the boiler manu facturer cannot be held liable Do not use the water system pipes to earth electrical appliances Before installation carefully wash all the pipes of the system to remove any residuals or impurities that could affect proper operation of the unit Also a filter must be installed on the system return piping to prevent impurities or sludge from the system clogging and damaging the heat generators The filter must be installed when replacing generators in existing systems The manufacturer declines any liability for damage caused to the generator by fail ure to install or inadequate installation of this filter Carry out the relevant connections according to the diagram in fig 33 and the symbols given on the unit System water charcter
20. er with optional external hot water tank remains activated The antifreeze system remains activated To deactivate Summer mode press the button 13 detail 6 fig 1 again for 1 second Heating temperature adjustment Use the heating buttons details 3 and 4 fig 1 to adjust the temperature from a min of 20 C to a max of 90 C Ferroli DHW temperature adjustment with optional hot water tank installed Use the DHW buttons details 1 and 2 fig 1 to adjust the temperature from a min of 10 C to a max of 65 C Room temperature adjustment with optional room thermostat Using the room thermostat set the temperature required in the rooms Room temperature adjustment with optional remote timer control Using the remote timer control set the temperature desired in the rooms The boiler unit will set the system water according to the required room temperature For information on the remote timer control please refer to its user s manual Sliding temperature When the optional external probe is installed the corresponding symbol detail 22 fig 1 is activated on the control panel display detail 5 fig 1 The boiler control system works with Sliding Temperature In this mode the heating system temperature is controlled according to the outside weather conditions in order to ensure high comfort and energy saving throughout the year In particular as the outside temperature increases the s
21. he obstruction from the flue roo Y CT TT air fume ducts obstructed fume extraction ducts and air inlet and 380 terminals Trap blocked Check the trap and clean it if necessary 45 270 250 65 Flue partially obstructed or Check the efficiency of the flue fume Hich fume temperature insufficient extraction ducts and outlet terminal 9 P Check the correct positioning and gt a Fume sensor position pan operation of the fume sensor DU Sensor damaged ell 2 sys F10 Delivery sensor 1 fault Wiring shorted Check the wiring or replace the sensor Vik Sac sepe Wiring disconnected ee O Sensor damaged F11 Return sensor fault Wiring shorted Check the wiring or replace the sensor Wiring disconnected H Sensor damaged o o F12 DHW sensor fault Wiring shorted Check the wiring or replace the sensor fig 33 Dimensions and connections Wiring di d Tg kaa 1 System delivery 3 4 Sensor damaged 3 Gas inlet 3 4 F13 sensor fault Wiring shorted Check the wiring or replace the sensor 5 System return 3 4 Wining disconnected 5 2 General view and main components Sensor damaged F14 Delivery sensor 2 fault Wiring shorted Check the wiring or replace the sensor 191 16 Wiring disconnected No 230V power supply Check the wiring of the 3 pin connector F15 Fan fault Tachometric signal interrupted Check the wiring of the 5 pin connector Fan damaged Check the fan F34 Supply voltage under 170V Electric m
22. istics In the presence of water harder than 25 Fr 1 F 10 CaCO the use of suitably treated water is advisable in order to avoid possible scaling in the boiler The treatment must not in any case reduce the hardness to values below 15 F Decree 236 88 for uses of water intended for human consumption Water treatment is indispensable in the case of very large systems or with frequent replenishing of water in the system If partial or total emptying of the system becomes necessary in these cases it is advisable to refill it with treated water Antifreeze system antifreeze fluids additives and inhibitors The boiler is equipped with an antifreeze system that turns on the boiler in heating mode when the system delivery water temperature falls under 6 C The device will not come on if the electricity and or gas supply to the unit are cut off If it becomes necessary it is permissible to use antifreeze fluid additives and inhibitors only if the manufacturer of these fluids or additives guarantees they are suitable for this use and cause no damage to the heat exchanger or other components and or materials of the boiler unit and sys tem It is prohibited to use generic antifreeze fluid additives or inhibitors that are not ex pressly suited for use in heating systems and compatible with the materials of the boiler unit and system IEN cod 3540S562 01 2011 Rev 00 ECONCEPT 51 A Hot water tank connection Optional ki
23. la 93 68 Direttiva Compatibilit Elettromagnetica 89 336 modificata dalla 93 68 Presidente e Legale rappresentante Cav del Lavoro Dante Feyoli Declaraci n de conformidad El fabricante FERROLI S p A Direcci n Via Ritonda 78 a 37047 San Bonifacio Verona declara que este equipo satisface las siguientes directivas CEE Directiva de Aparatos de Gas 90 396 Directiva de Rendimientos 92 42 Directiva de Baja Tensi n 73 23 modificada por la 93 68 Directiva de Compatibilidad Electromagn tica 89 336 modificada por la 93 68 Presidente y representante legal Caballero del Trabajo Dante Fegoli Uygunluk beyani imalatgi FERROLI S p A Adres Via Ritonda 78 a 37047 San Bonifacio VR bu cihazin asagida yer alan AET EEC y nergelerine uygunluk iginde oldugunu beyan etmektedir 90 396 Gazla calistirilan niteler igin Y netmelik 92 42 Randiman Verimlilik Y netmeligi Y nerge 73 23 D s k Voltaj 93 68 nolu direktifle degisiklige ugratildi 89 336 Elektromanyetik Uygunluk Y netmeligi 93 68 ile degisiklik yapilmistir Baskan ve yasal temsilci is Dep Dante Feyoli Declaration of conformity Manufacturer FERROLI S p A Address Via Ritonda 78 a 37047 San Bonifacio VR Italy declares that this unit complies with the following EU directives Gas Appliance Directive 90 396 Efficiency Directive 92 42 Low Voltage Directive 73 23 amended by 93 68 Electromagnetic Compatibility Directive
24. ly connected to an efficient earthing system executed according to current safety standards Have the efficiency and suitability of the earthing system checked by professionally qualified personnel The manufacturer is not responsible for any damage caused by failure to earth the system Also make sure that the electrical system is adequate for the maximum power absorbed by the unit as specified on the boiler dataplate The boiler is prewired and provided with a Y cable and plug for connection to the elec tricity line The connections to the grid must be made with a permanent connection and equipped with a bipolar switch whose contacts have a minimum opening of at least 3 mm interposing fuses of max 3A between the boiler and the line It is important to re spect the polarities LINE brown wire NEUTRAL blue wire EARTH yellow green wire in making connections to the electrical line During installation or when changing the power cable the earth wire must be left 2 cm longer than the others The user must never change the unit s power cable If the cable gets damaged switch off the unit and have it changed solely by professionally qualified person nel If changing the electric power cable use solely HAR H05 VV F 3x0 75 mm2 cable with a maximum outside diameter of 8 mm Room thermostat optional CAUTION The room thermostat must have clean contacts CONNECTING 230 V TO THE TERMINALS OF THE ROOM THERMOSTAT WILL IRREPA RABLY DAM
25. o standby mode 5 Apply the label contained in the conversion kit near the dataplate 6 Using a combustion analyser connected to the boiler fume outlet make sure the CO content in the fumes with the boiler operating at max and min output com plies with that given in the technical data table for the corresponding type of gas fig 29 Gas conversion 44 cod 35405562 01 2011 Rev 00 ECONCEPT 51 A TEST mode activation Press the heating buttons details 3 and 4 fig 1 at the same time for 5 seconds to ac tivate the TEST mode The boiler lights at the maximum heating power set as described in the following section The heating symbol detail 13 fig 1 and DHW symbol detail 9 fig 1 flash on the dis play the heating power will be displayed alongside fig 30 TEST mode heating power 100 To deactivate the TEST mode repeat the activation sequence The TEST mode is automatically disabled in any case after 15 minutes Heating power adjustment To adjust the heating power switch the boiler to TEST mode see sec 4 1 Press the heating buttons details 3 and 4 fig 1 to increase or decrease the power min 00 max 100 Press
26. pe Menu to 1 72139 E fig 19 Two mixed heating circuits and one direct heating circuit Check Change parameter P02 of the Transparent Parameters Menu to 1 Change parameter P 02 of the System Type Menu to 1 Change parameter P 09 of the System Type Menu to 1 For the electrical connection and the zone system settings refer to the FZ4 zone regu lator handbook ECONCEPT 51 A Two mixed heating circuits one direct heating circuit and one DHW circuit with pump Check Change parameter P02 of the Transparent Parameters Menu to 2 Change parameter P 02 of the System Type Menu to 1 Change parameter P 09 of the System Type Menu to 1 For the electrical connection and the zone system settings refer to the FZ4 zone regu ator handbook m fig 21 3 4 Electrical connections Connection to the electrical grid The unit s electrical safety is only guaranteed when correct
27. ramic premix burner equipped with electronic ignition and ionisation flame control a modulating speed fan and a modulating gas valve ECONCEPT 51 A is a heat generator arranged to operate alone or in cascade 2 2 Control panel 16 17 18 2023 5 6 8 14 7 fig 1 Control panel Key 1 DHW temperature setting decrease button with optional hot water tank in stalled 2 DHW temperature setting increase button with optional hot water tank in stalled 3 Heating system temperature setting decrease button 4 Heating system temperature setting increase button 5 Display 6 Summer Winter mode selection button 7 Economy Comfort mode selection with optional hot water tank installed and unit On Off button Reset button DHW operation with optional hot water tank installed 10 Summer mode 11 Multifunction 12 Eco Economy mode with optional hot water tank installed 13 Heating mode 14 Unit On Off button 15 Burner On ECONCEPT 51 A 16 Appears on connecting the Remote Timer Control optional 17 Information symbol 18 Arrow symbol 20 Fault 21 Circulating pump On 22 Appears on connecting the external probe optional 23 Boiler Off 25 Fault reset request Indication during operation Heating A heating demand generated by the Room Thermostat or Remote Timer Control or 0 10 Vdc signal is indicated by activation of the circulating pump
28. rom the power supply using the system switch and or the special cut off devices ncase of a fault and or poor operation deactivate the unit and do not attempt to repair it or directly intervene Contact professionally qualified personnel Repair replacement of the products must only be carried out by professionally qualified using original spare parts Failure to comply with the above could affect the safety of the unit This unit must only be used for its intended purpose Any other use is considered im proper and therefore dangerous The packing materials are potentially hazardous and must not be left within the reach of children The images given in this manual are a simplified representation of the product In this representation there may be slight and insignificant differences with respect to the prod uct supplied 2 OPERATING INSTRUCTIONS 2 1 Introduction Dear Customer Thank you for choosing a ECONCEPT 51 A wall mounted boiler featuring FERROLIad vanced design cutting edge technology high reliability and quality construction Please read this manual carefully since it provides important information on safe installation use and maintenance ECONCEPT 51 is a high efficiency low emissions sealed chamber premix condens ing heat generator for heating running on natural gas or LPG and equipped with a mi croprocessor control system The boiler shell consists of an aluminium finned tube exchanger and a ce
29. rrect tightness and functionality of the condensate elimination system and trap Make sure the water is circulating properly between the boiler and the systems Make sure the gas valve modulates correctly in the heating and domestic hot water production phases Check proper boiler lighting by doing several tests turning it on and off with the room thermostat or remote control Using a combustion analyser connected to the boiler fume outlet check that the CO content in the fumes with the boiler operating at max and min output corre sponds to that given in the technical data table for the corresponding type of gas Make sure the fuel consumption indicated on the meter matches that given in the technical data table on sec 5 4 Check the correct programming of the parameters and carry out any necessary cus tomization compensation curve power temperatures etc 4 3 Maintenance Periodical check To keep the unit working properly over time it is necessary to have qualified personnel make an annual check that includes the following tests e The control and safety devices gas valve flow meter thermostats etc must func tion correctly The fume extraction circuit must be fully efficient The airtight chamber must be sealed The air fume end piece and ducts must be free of obstructions and leaks The condensate evacuation system must be efficient with no leakage or obstructions The burner and exchanger m
30. rs fig 32 Combustion analysis 4 4 Troubleshooting Diagnostics The boiler is equipped with an advanced self diagnosis system In case of a boiler fault the display will flash together with the fault symbol detail 20 fig 1 indicating the fault code There are faults that cause permanent shutdown marked with the letter A to restore operation press the RESET button detail 8 fig 1 for 1 second or RESET on the op tional remote timer control if installed if the boiler fails to start it is necessary to firstly eliminate the fault Faults marked with the letter F cause temporary shutdowns that are automatically reset as soon as the value returns within the boiler s normal working range cod 3540S562 01 2011 Rev 00 45 Ferroli ECONCEPT 51A Table of faults 5 TECHNICAL DATA AND CHARACTERISTICS 5 1 Dimensions and connections Table 5 Fault list
31. t The optional kit is available for connection to an external hot water tank The kit which comprises a circulating pump ref 130 fig 15 hot water tank probe ref S fig 15 and plumbing fittings must be installed inside the boiler according to the instructions provided Then connect to the fittings in the boiler fig 15 Hot water tank connection kit 209 DHW delivery 210 Hot water tank return 10 System delivery 11 System return 130 DHW pump kit 179 Non return valves not supplied B Hot water tank not supplied I ISPESL safety devices not supplied s Hot water tank probe Outlined connections to be carried out by the installer Plumbing circuit examples Key of examples ISPESL safety devices When required not supplied D Hydraulic separator not supplied 42 DHW temperature sensor not supplied 72 Room thermostat not supplied 72b Room thermostat not supplied 95 3 way valve with spring return at rest on DHW side not supplied 130 Hot water tank circulating pump not supplied 138 External probe not supplied 139 Remote control not supplied 298 Cascade temperature sensor not supplied 306 Heating system circulating pump not supplied 307 Heating system second circulating pump not supplied SM Delivery probe supplied with kit FZ4 TS Safety thermostat not supplied PZ Zone p
32. the drainage system fig 28 Condensate drain connection 4 SERVICE AND MAINTENANCE All adjustment conversion commissioning and maintenance operations described be low must only be carried out by Qualified Personnel meeting the professional technical requirements prescribed by current regulations such as those of the Local After Sales Technical Service FERROLI declines any liability for damage and or injury caused by unqualified and un authorised persons tampering with the unit 4 1 Adjustments Gas conversion The unit can operate on Natural Gas or LPG and is factory set for use with one of these two gases as clearly shown on the packing and on the dataplate Whenever a different gas to that for which the unit is arranged has to be used a conversion kit will be required proceeding as follows 1 Loosen the gas valve fixing ring A 2 Remove the seal E and replace gas nozzle D with the one contained in the con version kit 3 Refit the parts and check the tightness 4 Modify the parameter on the control system putthe boiler in standby mode press the DHW buttons details 1 and 2 fig 1 for 10 seconds the display shows P01 flashing Press the DHW buttons details 1 and 2 fig 1 to set parameter 00 for natural gas operation or 01 for LPG operation press the DHW buttons details 1 and 2 fig 1 for 10 seconds the boiler will return t
33. um permissible length has not been exceeded by means of a simple calculation 1 Completely establish the layout of the system of split flues including accessories and outlet terminals 2 Consult the table 4 and identify the losses in m equivalent metres of every com ponent according to the installation position 3 Check that the sum total of losses is less than or equal to the maximum permissible length in table 3 Table 3 Max length separate ducts Separate ducts 20 um Max permissible length ECONCEPT 51 A Table 4 Accessories Losses in Meg Air Fume exhaust inlet Vertical Horizontal 080 PIPE 1 m M F 1KWMA83W 10 16 20 BEND 45 M F 1KWMA65W 12 1 8 90 1KWMAO1W 15 2 0 PIPE SECTION with test point 1KWMAZOW 0 3 0 3 TERMINAL air wall 1KWMA85A 2 0 fumes wall with antiwind 1KWMA86A 5 0 3 6 Condensate drain connection The boiler is equipped with an internal trap C for condensate draining Fit the inspection union A on the trap also fitting seal B Press the flexible tube D on about 3 cm and secure it with a clamp Fill the trap with approx 0 5 of water and connect the flexible tube to the drainage system 1 Fit the inspection union A on the trap also fitting seal B Press the flexible tube D on about 3 cm and secure it with a clamp 2 Fill the trap with approx 0 5 l of water 3 Connect the flexible tube to
34. umbing circuit 5 5 Diagrams Key fig 34 and fig 35 fig 37 Circulating pump head pressure losses 5 Sealed chamber 7 Gas inlet 10 System delivery 11 System return 14 Safety valve 6 16 Fan 19 Combustion chamber 5 22 Burner 32 Heating circulating pump 36 Automatic air vent 5 44 Gas valve 72 Room thermostat not supplied 2 72b Second room thermostat not supplied 81 Ignition electrode 82 Detection electrode o 95 Diverter valve not supplied 0 500 4 000 4 500 2 000 2 500 Q l h A Heating phase fig 36 B DHW phase A Boiler pressure losses C Neutral 1 2 3 Circulating pump speed NOTE For valves with 2 wires and spring return use the connections B and C 98 Switch 114 Water pressure switch 130 DHW circulating pump not supplied 138 External probe not supplied 139 Remote timer control not supplied 145 Pressure gauge 154 Condensate outlet pipe 155 Hot water tank temperature probe not supplied 161 Condensing heat exchanger 186 Return sensor 191 Fume temperature sensor 193 Trap 196 Condensate tray 210 Hot water tank return 256 Modulating heating circulating pump signal 278 Double sensor Safety Heating 298 Cascade temperature sensor not supplied 299 Input 0 10 Vdc 300 Burner lit contact voltage free contact 301 Fault contact voltage free contact 302 Remote reset input 230 Volt 306 Heating system circulating pump not supplied 307 Heating system second circulating pump not supplied 47 cod 3540
35. ump not supplied FZ4 Zone regulator Ferroli Parameters Each system requires a different parametrisation Follow the procedure for accessing the two menus given below for the parameters to be modified refer to the tables given alongside the plumbing diagrams Service Menu The card Service Menu is accessed by pressing the Reset button for 10 seconds Press the Heating buttons to select tS In Hi or rE tS means Transparent Pa rameters Menu In Information Menu Hi History Menu and rE History Menu Reset Select tS and press the Reset button The card is equipped with 29 transparent parameters also modifiable from Remote Con trol Service Menu Press the Heating buttons to scroll the list of parameters in increasing or decreasing or der Press the DHW buttons to modify the value of a parameter the change will be au tomatically saved Press the Reset button to return to the Service Menu Press the Reset button for 10 sec onds to exit to the card Service Menu System Type Menu Press the Summer Winter button for 10 seconds to access the card System Type Menu The card has 21 transparent parameters Press the Heating buttons to scroll the list of parameters in increasing or decreasing or der Press the DHW buttons to modify the value of a parameter the change will be au tomatically saved Press the Summer Winter button for 10 seconds to exit the card System Type Menu One direct
36. ust be clean and free of scale When cleaning do not use chemical products or wire brushes The electrode must be free of scale and properly positioned The gas and water systems must be airtight The water pressure in the cold water system must be about 1 bar otherwise bring it to that value circulation pump must not be blocked The expansion tank must be filled The gas flow and pressure must correspond to that given in the respective tables Ferroli The boiler casing panel and aesthetic parts can be cleaned with a soft damp cloth possibly soaked in soapy water Do not use any abrasive detergents and solvents Opening the casing To open the boiler casing fig 31 1 Undo the screws 1 2 Lift the casing 2 3 Turn and remove the casing 3 2 d 1 O F c51 fig 31 Opening the casing Combustion analysis Combustion can be analysed through the air sampling point detail 2 and fume sam pling point detail 1 shown in fig 32 To take the measurement it is necessary to Open the air and fume sampling points Insert the probes Press the and buttons for 5 seconds to activate the TEST mode Wait 10 minutes for the boiler to stabilise Take the measurement Qv ONS For natural gas the CO reading must be between 8 7 and 9 For LPG the CO reading must be between 9 5 and 10 Analyses made with an unstabilised boiler can cause measurement erro
37. xial pipes Air Mi Fumes For coaxial connection fit the unit with one of the following starting accessories For the wall hole dimensions refer to fig 33 Any horizontal sections of the fume exhaust must be kept sloping slightly towards the boiler to prevent possible condensate from flowing back towards the outside and causing dripping 1000 Nr cc 280 8 28 280 C fig 26 Starting accessory for coaxial ducts A Kit 60 100 1KWMR53A B Kit 60 100 1KWMA71W C Kit 80 125 1KWMA74Y Before carrying out installation check with table 2 that the maximum permissible length is not exceeded taking into account that every coaxial bend gives rise to the reduction indicated in the table For example a 80 125 duct comprising a 90 bend 1 horizontal metre has a total equivalent length of 1 5 metres Table 2 Max length coaxial ducts Coaxial 60 100 Coaxial 80 125 Max permissible length 2m 12m Reduction factor 90 bend 1m 0 5m Reduction factor 45 bend 0 5m 0 25 Connection with separate pipes Wo Wn Bz fig 27 Examples of connection with separate pipes Air E gt Fumes Separate 80 ducts can be connected directly to the unit Before proceeding with installation make sure the maxim
38. ys tem delivery temperature is decreased according to a specific compensation curve With Sliding Temperature adjustment the temperature set with the heating buttons details3 and 4 fig 1 becomes the maximum system delivery temperature It is advis able to set a maximum value to allow system adjustment throughout its useful operating range The boiler must be adjusted at the time of installation by qualified personnel Adjust ments can in any case be made by the user to improve comfort Compensation curve and curve offset Press the reset buttonfig 1 detail 8 for 5 seconds to display the actual compensation curve fig 10 which can be modified with the DHW buttons details 1 and 2 fig 1 Adjust the required curve from 1 to 10 according to the characteristic fig 12 By setting the curve to 0 sliding temperature adjustment is disabled Press the heating buttons details 3 and 4 fig 1 to access parallel curve offset fig 13 modifiable with the DHW buttons details 1 and 2 fig 1 Press the reset button detail 8 fig 1 again for 5 seconds to exit parallel curve adjust ment mode cod 3540S562 01 2011 Rev 00 39 Ferroli If the room temperature is lower than the required value it is advisable to set a higher order curve and vice versa Proceed by increasing or decreasing in steps of one and check the result in the room 90 85 80 70 60 50 40 30
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