ECONCEPT TECH 35 A
Contents
1. sana dn 26 4 2 General view and main components cccccccccccccecceceeeeceeeeeeesaseesseeeeseeeeeeeeeeseeeeececeeeeeeeeeeeeeeeeeesenenaeaa 27 4 3 Plumbing ET E 28 44 Technical data a TR 29 4 5 Diagramme csv a Aerie 30 46 Wiring diagrami RR 31 AMI cod 35401341 04 2008 Rev 00 1 Ferroli ECONCEPT TECH 35 A 1 Operating instructions 1 1 Introduction Dear Customer Thank you for choosing a ECONCEPT TECH 35 A wall mounted boiler featuring FERROLladvanced 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 TECH 35 A is a high efficiency condensation pre mixed heat generator with an an airtight chamber for heating and hot water production with optional external water heater with extremely low emissions running on natural gas or LPG and equipped with a microprocessor control system The boiler shell consists of an aluminium laminar exchanger and a ceramic pre mixed burner equipped with electronic ignition and ionization flame control modulating speed fan and modulating gas valve The boiler is arranged for connection to an external st2. Ro e 97 gt lt 74 48 83 ul gt lt gt gt lt gt fig 31 Dimensions and connections 1 Heating system delivery 3 Gas inlet 5 Heating system return 6 Safety valve drain 26 cod 35401341 04 2008 Rev 00 ECONCEPT TECH 35A ferroli 4 2 General view and main components Airtight chamber Gas inlet System delivery System return Safety valve Fan Combustion chamber Main burner Fume outlet manifold Heating circulator Automatic air vent Gas valve Expansion tank Heating system cock Detection electrode fig 32 General view 95 114 161 186 188 191 193 196 201 209 210 250 278 Diverter valve Water pressure switch Condensing heat exchanger Return sensor Ignition electrode Fume temperature sensor Trap Condensate tray Mixing chamber Boiler delivery Boiler return System delivery filter Double sensor Safety Heating cod 35401341 04 2008 Rev 00 27 Ferroli ECONCEPT TECH 35A 4 3 Plumbing circuit 16 161 56 7 Gas inlet 10 System delivery 11 System return 14 Safety valve 16 Fan 32 Heating circulator 36 Automatic air vent 44 Gas
3. 32 IA ae 3 fled EA EJ d ORE die oH JC g DBM04A 191 4 Ff e KA G iJ E S ur E oA 114 d Ko LL r 139 4 fig 34 Wiring diagram Caution Before connecting the room thermostat or the remote timer control remove the jumper on the terminal block 16 Fan 188 Ignition electrode 32 Heating circulator 191 Fume temperature sensor 44 Gas valve 278 Double sensor heating safety 72 Room thermostat 256 Modulating heating circulator pump signal 82 Detection electrode 95 Diverter valve 114 Water pressure switch 138 External sensor 139 Remote timer control 155 Hot water temperature sensor optional 186 Return sensor 1 EN cod 35401341 04 2008 Rev 00 3
4. 100 127 dripping 142 147 041002X0 041006X0 fig 22 Starting accessory for coax Table 2 Max length coaxial ducts 100 041001X0 ial ducts Before proceeding with installation check with table 2 that the maximum permissible length is not exceeded bearing in mind that every coaxial bend gives rise to the reduction indicated in the table For example a 60 100 duct comprising a 90 bend 1 horizontal metre has a total equivalent length of 2 metres Coaxial 60 100 Coaxial 80 125 Max permissible length 5m 15m Reduction factor 90 bend 1m 0 5 m Reduction factor 45 bend 0 5m 0 25 m 16 EZN cod 35401341 04 2008 Rev 00 ECONCEPT TECH 35A Ferroli Connection with separate pipes Y 4 P j fig 23 Examples of connection with separate pipes L Air Fumes For connection of the separate ducts fit the unit with the following starting accessory 041003X0 fig 24 Starting accessory for separate ducts Before proceeding with installation make sure the maximum 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 e
5. be made by the user to improve comfort Compensation curve and curve offset Press the button detail 6 fig 1 for 5 seconds to access the Sliding temperature menu CU appears flashing fig 10 Operate the DHW buttons 7 4 details 1 and 2 fig 1 to 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 fig 10 Compensation curve 8 cod 35401341 04 2008 Rev 00 EN ECONCEPT TECH 35 A Ferroli Press the heating buttons details 3 and 4 fig 1 to access parallel curve offset OF appears flashing fig 11 Operate the DHW buttons _ T details 1 and 2 fig 1 to adjust parallel curve offset according to the characteristic fig 13 fig 11 Parallel curve offset Press the button detail 6 fig 1 again for 5 seconds to exit the Sliding Temperature menu If the room temperature is lower than the required value it is advisable to set a higher order curve and vice versa Pro ceed by increasing or decreasing in steps of one and check the result in the room Live cig 90 85r 80 70 60 50 40 30 20 fig 12 Compensation curves OFFSET 20 OFFSET 40 fig 13 Example of parallel compensation curve shift 4 If the Remote Timer Control optional is connected to the boiler the above adjustments are managed accord i
6. be provided for removing the casing and for normal maintenance operations 2 3 Plumbing connections The heating capacity of the unit must be previously established by calculating the building s heat requirement according to current regulations The system must be provided with all the components for correct and regular operation It is ad visable to install shut off valves between the boiler and heating system allowing the boiler to be isolated from the system if necessary The safety valve outlet must be connected to a funnel or collection pipe to prevent water spurting onto the floor in case of overpressure in the heating circuit If this is not done and the drain valve trips and floods the room the boiler manufacturer is not to be held responsible Do not use the water system pipes to earth electrical appliances Before installation carefully flush all the pipes of the system to remove residues or impurities that could impair the op eration of the unit In addition a filter must be installed on the system return piping to prevent debris or sludge from the system clogging and damaging the heat generators The filter MUST be installed when replacing generators in existing systems The manufacturer shall not be held liable for any damage caused to the generator by failure to install or inadequate installation of this filter Make the connections to the corresponding connections as shown on the drawing in sec 4 1 and by the symbols on the
7. 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 com ponents and or materials of the boiler unit and system It is prohibited to use generic antifreeze fluid additives or inhib itors that are not expressly suited for use in heating systems and compatible with the materials of the boiler unit and system 12 cod 35401341 04 2008 Rev 00 EN ECONCEPT TECH 35A Ferroli Connection to a storage tank for domestic hot water production The unit s electronic board is arranged for managing an external storage tank for domestic hot water production Make the plumbing connections according to the diagram of fig 17 Make the electrical connections as shown on the wiring diagram in sec 4 6 It is necessary to use the kit code 1KWMA11W At the next lighting the boiler s control system rec ognises the presence of the hot water tank probe and automatically configures the DHW function activating the display and relevant controls fig 17 Diagram of connection to external hot water tank 8 Sanitary hot water outlet 11 System return 9 Tap water inlet 209 Boiler delivery
8. 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 electricity 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 respect 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 personnel 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 IRREPARABLY DAMAGE THE ELECTRONIC CARD When connecting a remote timer control or a timer switch do not take the power supply for these devices from their cut out contacts Their power supply must be taken with a direct connection from the mains or with bat teries depending on the k
9. poorly deactivate it do not make any attempt to repair it or directly intervene Contact professionally qualified personnel Any repair replacement of products must only be carried out by qualified professional person nel using exclusively genuine parts Failure to com ply with the above could affect the safety of the unit Periodical maintenance carried out by qualified per sonnel is essential for guaranteeing good operation of the unit This unit must only be used for the purpose for which it was designed Any other use is considered im proper and therefore hazardous After removing the packing check the integrity of the contents Packing materials must not be left within the reach of children as they are potentially hazard In case of doubt do not use the unit and contact the supplier The images shown in this manual are a simplified representation of the product In this representation there may be slight unimportant differences with the supplied product This symbol indicates Caution and is placed next to all safety warnings Strictly follow these instructions in order to avoid danger and damage to persons animals and things Ls This symbols calls attention to a note or important notice Declaration of conformity Manufacturer FERROLI S p A Address Via Ritonda 78 a 37047 San Bonifacio VR Italy Ce declares that this unit complies with the following EU directives Gas Applianc
10. 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 corresponds 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 4 4 e Check the correct programming of the parameters and carry out any necessary customization compensation curve power temperatures etc 21 EN cod 35401341 04 2008 Rev 00 Ferroli ECONCEPT TECH 35 A 3 3 Maintenance Periodical check To keep the unit working properly over time it is necessary to have qualified personnel make an annual check that in cludes the following tests The control and safety devices gas valve flow meter thermostats etc must function 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 must 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 c
11. to the fumes and heat and waterproof for the condensate Have a circular or quadrangular cross section with a vertical progression and with no constrictions Have the ducts conveying the hot fumes adequately distanced or isolated from combustible materials Beconnected to just one unit per floor Beconnected to just one type of unit or all and only forced draught units or all and only natural draught units Have no mechanical suction devices in the main ducts Beatalower pressure all along their length under conditions of stationary operation Have at their base a collection chamber for solid materials or condensation equipped with a metal door with an air tight closure 8 cod 35401341 04 2008 Rev 00 ECONCEPT TECH 35A Ferroli 2 7 Condensate drain connection The boiler is equipped with a trap to drain condensate Fit the inspection connection A and the flexible tube B pressing itin about 3 cm and securing it with a clamp Fill the trap with approx 0 5 of water and connect the flexible tube to the elimination system fig 26 Condensate drain connection 1 EN cod 35401341 04 2008 Rev 00 3 Ferroli ECONCEPT TECH 35 A 3 Service and maintenance All adjustment conversion start up and maintenance operations described below must only be carried out by Qualified Per sonnel meeting the professional technical requir
12. unit 11 EN cod 35401341 04 2008 Rev 00 Ferroli ECONCEPT TECH 35 A On request it is possible to supply the connecting kits shown in the figure below A Female sleeve B OT 58 nipple C O ring D OT 58 clamping ring E Copper washer F OT 58 fitting G Ball cock fig 16 Connection kits System water charcteristics In the presence of water harder than 25 Fr 1 F 10ppm 68003 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 be comes 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
13. valve 56 Expansion tank 74 Heating system cock 95 Diverter valve 114 Water pressure switch 154 Condensate outlet 161 Condensing heat exchanger 186 114 36 Return sensor Trap Condensate tray Boiler delivery Boiler return Boiler return By pass Double sensor Safety Heating 28 cod 35401341 04 2008 Rev 00 ECONCEPT TECH 35A Ferroli 4 4 Technical data table The column on the right gives the abbreviation used on the dataplate Data Unit Setting quu Max heating power kW 34 8 Q Min heating power kW 6 5 Q Max Heat Output in heating 80 60 C kW 34 2 P Min Heat Output in heating 80 60 C kW 6 3 P Max Heat Output in heating 50 30 C kW 36 7 Min Heat Output in heating 50 30 C kW 6 9 Max hot water heating power kW 34 8 Min hot water heating power kW 6 5 Max hot water heating power kW 34 2 Min hot water heating power kW 6 3 Gas feed pressure G20 mbar 20 Max gas delivery G20 m h 3 68 Min gas delivery G20 m h 0 69 Gas feed pressure G31 mbar 37 Max gas delivery G31 kg h 2 73 Min gas delivery G31 kg h 0 51 Efficiency class directive 92 42 EEC AAA A NOx emission class 5 NOx Max working pressure in heating bar 3 PMS Min working pressure in heating bar 0 8 Max heating
14. 10 System delivery 210 Boiler return 2 4 Gas connection Before making the connection ensure that the unit is arranged for operation with the type of fuel available and carefully clean all the pipes of the gas system to remove any residues that could affect good functioning of the boiler The gas must be connected to the relative connector see fig 31 in conformity with current standards with rigid metal pipes or with continuous flexible s steel wall tubing placing a gas cock between the system and the boiler Make sure that all the gas connections are tight The capacity of the gas meter must be sufficient for the simultaneous use of all equipment connected to it The diameter of the gas pipe leaving the boiler does not determine the diameter of the pipe between the unit and the meter it must be chosen according to its length and loss of head in conformity with current standards f Do not use the gas pipes to earth electrical appliances 1 EN cod 35401341 04 2008 Rev 00 3 Ferroli ECONCEPT TECH 35 A 2 5 Electrical connections Connection to the electrical grid The unit s electrical safety is only guaranteed when correctly connected to an efficient earthing system exe cuted 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
15. 7 EN cod 35401341 04 2008 Rev 00 Ferroli ECONCEPT TECH 35 A Room temperature adjustment with optional room thermostat Using the room thermostat set the temperature desired in the rooms If the room thermostat is not installed the boiler will keep the heating system at its setpoint temperature 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 ac cording 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 boiler adjustment system works with Sliding Temperature In this mode the temperature of the heating system is adjusted according to the outside weather conditions in order to ensure high comfort and energy saving throughout the year As the outside temperature increases the temperature of the heat ing system is decreased according to a fixed compensation curve With Sliding Temperature adjustment the temperature set with the heating buttons details 3 and 4 fig 1 becomes the maximum system delivery temperature It is advisable 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 Possible adjustments can in any case
16. ails 8 and 9 fig 1 The display detail 11 fig 1 shows the actual hot water outlet temperature and during DHW standby time the mes sage 1 fig 3 Exclude hot water storage tank economy Hot water storage tank temperature maintaining heating can be excluded by the user If excluded domestic hot water will not be delivered The hot water tank can be deactivated by the user ECO mode by pressing the ECO COMFORT button detail 7 fig 1 In ECO mode the display activates the ECO symbol detail 12 fig 1 To activate COMFORT mode press the ECO COMFORT button detail 7 fig 1 again EN cod 35401341 04 2008 Rev 00 Ferroli ECONCEPT TECH 35 A 1 3 Turning on and off Boiler lighting Switch on the power to the unit fig 4 Boiler lighting For the following 120 seconds the display will show FH which identifies the heating system air venting cycle During the first 5 seconds the display will also show the card software release Open the gas cock ahead of the boiler e When the message FH disappears the boiler will be ready to operate automatically whenever domestic hot water is drawn or in case of a room thermostat demand Turning the boiler off Press the button detail 7 fig 1 for 5 seconds fig 5 Turning the boiler off When the boiler is turned off the electronic board is still powered Domestic hot water and heating operation
17. are disabled The antifreeze system remains activated To relight the boiler press the button detail 7 fig 1 again for 5 seconds fig 6 The boiler will be immediately ready to operate whenever domestic hot water is drawn or in case of a room thermostat demand 6 cod 35401341 04 2008 Rev 00 EN ECONCEPT TECH 35A Ferroli 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 winter it is 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 2 3 1 4 Adjustments Summer Winter changeover Press the button detail 6 fig 1 for 2 seconds fig 7 oes The display activates the Summer symbol detail 10 fig 1 the boiler will only deliver domestic hot water The anti freeze system remains activated To deactivate Summer mode press the button detail 6 fig 1 again for 2 seconds Heating temperature adjustment Operate the heating buttons details 3 and 4 to adjustfig 1the temperature from a min of 20 C to a max of 90 C fig 8 Hot water temperature adjustment Operate the DHW buttons _ ZT detail 1 and 2 fig 1 to adjust the temperature from a min of 10 C to a max of 65 C fig 9
18. cod 35401341 04 2008 Rev 00 Ferroli ISO 9001 2000 ECONCEPT TECH 35 A eum a CE INSTRUCTIONS FOR USE INSTALLATION AND MAINTENANCE INSTRUCTIONS D UTILISATION D INSTALLATION ET D ENTRETIEN KULLANMA KURULUM VE TALIMATLARI Ferroli ECONCEPT TECH 35A N j Carefully read the warnings in this instruction book let since they provide important information on safe installation use and maintenance This instruction booklet is an integral part of the product and must be carefully kept by the user for fu ture reference If the unit is sold or transferred to another owner or if itis to be moved always make sure that the booklet accompanies the boiler so that it can be consulted by the new owner and or installer Installation and maintenance must be carried out by professionally qualified personnel according to cur rent regulations and the manufacturer s instructions Incorrect installation or poor maintenance can cause damage or physical injury The manufacturer de clines any responsibility for damage caused by er rors in installation and use or by failure to follow the manufacturer s instructions Before carrying out any cleaning or maintenance op eration disconnect the unit from the electrical power supply using the switch and or the special cut off de vices In case the unit breaks down and or functions
19. e 1 0 bar fig 15 Filling cock Once the system pressure is restored the boiler will activate the 120 second air venting cycle indicated on the display by FH At the end of the operation always close the filling cock detail 1 fig 15 EH 0 cod 35401341 04 2008 Rev 00 ECONCEPT TECH 35A Ferroli 2 Installation 2 1 General Instructions BOILER INSTALLATION MUST ONLY BE PERFORMED BY QUALIFIED PERSONNEL IN ACCORDANCE WITH ALL THE INSTRUCTIONS GIVEN IN THIS TECHNICAL MANUAL THE PROVISIONS OF CURRENT LAW THE PRE SCRIPTIONS OF NATIONAL STANDARDS AND LOCAL REGULATIONS AND THE RULES OF PROPER WORK MANSHIP 2 2 Place of installation The combustion circuit is sealed with respect to the place of installation 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 units including those with a so called sealed chamber 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 mounting and comes standard with a hooking bracket The wall fixing must ensure stable and effective support for the generator If the unit is enclosed in a cabinet or mounted alongside a space must
20. e Directive 90 396 Efficiency Directive 92 42 Low Voltage Directive 73 23 amended by 93 68 Electromagnetic Compatibility Directive 89 336 amended by 93 68 President and Legal Representative Cav del Lavoro Dante Ferroli cod 35401341 04 2008 Rev 00 ECONCEPT TECH 35A Ferroli 1 Operating MNS 4 TEA MTOR UCTIO Missin ESTEE ORE 4 1 2 Control panel 4 1 3 TUPMING ON OO O dll 6 1 4 7 PA EXC EUIS 11 2 1 General Instructions EET 11 2 2 Place of installato eee ae 11 2 3 PIUMBING CONNEC IONS er 11 24 GA C O I T T se denice sawed 13 2 5 Electrical CONMECOMS 200i poca Pb buena laredo 14 PSU elt CI EN T 15 2 4 Conderisate drain COME Cl viviana decent oerte medie dette eek Bo EE ee cated t caede iit 19 3 Service and maintenance names aka ka aaa R4 SNR rana aa 44a 20 SEEN 20 32 Stat D n 21 3 3 MANN ANC ti A A 22 NN SA 24 4 Technical characteristics and data oonncconnncccnnncconaccnnnncnonancco narco 26 4 1 Dimensions and connections
21. ements 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 unauthorised people tampering with the unit 3 1 Adjustments Gas supply 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 NORUNN Remove the casing Open the sealed chamber Release the fixing clip C and remove the gas pipeA from the fan venturi assembly Replace the nozzle B inserted in the gas pipe with that contained in the conversion kit Reassemble the gas pipe A with the clip and check the seal of the connection Apply the plate contained in the conversion kit near the dataplate Refit the sealed chamber and casing Modify the parameter for the type of gas e Switch the boiler to standby mode e press the DHW buttons LT detail 1 and 2 fig 1 for 10 seconds the display shows P01 flashing e press the DHW buttons details 1 and 2 fig 1 to set the parameter 00 for operation with natural gas or 01 for operation with LPG e press the DHW buttons _ 27 details 1 and 2 fig 1 for 10 seconds the boiler will return to the standby mode Using a combustion analyser co
22. ensor fault Wiring shorted Check the wiring or replace the sensor Wiring disconnected qu Sensor damaged F14 Delivery sensor 2 fault Wiring shorted Check the wiring or replace the sensor Wiring disconnected No 230V power supply Check the wiring of the 3 pole connector F15 Fan fault Tachometric signal interrupted Check the wiring of the 5 pole connector Fan damaged Check the fan F34 Supply voltage under 170V Power supply trouble Check the electrical system F35 Mains frequency fault Power supply trouble Check the electrical system Pressure too low Fill the system F37 Incorrect system water pressure Water pressure switch not con Check the sensor nected or damaged Probe damaged or wiring Check the wiring or replace the sensor shorted F39 External probe fault Probe disconnected after acti Reconnect the external probe or disable the sliding vating the sliding temperature temperature A41 Sensor positioning Delivery sensor disconnected Check the correct positioning and operation of the from the pipe heating sensor F42 Heating sensor fault Sensor damaged Replace the sensor cod 35401341 04 2008 Rev 00 25 ferroli ECONCEPT TECH 35 A 330 4 1 Dimensions and connections 4 Technical characteristics and data 195 120 120 134 450 700 8 E 229 180
23. f operation faults or problems the display flashes and the fault identification code appears There are faults that cause permanent shutdown marked with the letter A to restore operation just press the RESET button detail 8 fig 1 for 1 second or RESET on the optional remote timer control if installed if the boiler fails to start itis necessary to first eliminate the fault Other 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 Table 5 List of faults Fault Fault Possible cause Cure code Check the regular gas flow to the boiler and that the air No gas 1 has been eliminated from the pipes Ignition detection electrode fault hie pe us that it is correctly A01 The burner fails to light positioned and Tree Or any deposita Faulty gas valve Check the gas valve and replace it necessary Insufficient gas supply pressure Check the gas supply pressure Trap clogged Check the trap and clean it if necessary m Flame present signal with Electrode fault Check the ionisation electrode wiring burner off Card fault Check the card Heating sensor damaged Check the correct positioning and operation of the heating sensor A03 Overnemperature protection No water circulation in the sys activated tem Check the circulatin
24. g pump Air in the system Vent the system Fume exhaust duct safety Fault F07 generated 3 times in See fault F07 A04 E activated the last 24 hours A05 Fan protection activated Fault F15 generated for pour See fault F15 consecutive lonisation electrode fault Check the position of the ionisation electrode and replace it if necessary Flame unstable Check the burner A06 No flame aner Gas valve Offset fault Check the Offset adjustment at minimum power stage 6 times in 4 minutes Remove the obstruction from the flue fume exhaust air fume ducts obstructed es ducts and air inlet and terminals Trap clogged Check the trap and clean it if necessary Flue partially obstructed or insuf Check the efficiency of the flue fume exhaust ducts ficient and outlet terminal F07 High fume temperature Check the correct positioning and operation of the Fume sensor position fume sensor Sensor damaged F10 Delivery sensor 1 fault Wiring shorted Check the wiring or replace the sensor Wiring disconnected Sensor damaged F11 Return sensor fault Wiring shorted Check the wiring or replace the sensor Wiring disconnected Sensor damaged F12 DHW sensor fault Wiring shorted Check the wiring or replace the sensor Wiring disconnected 24 cod 35401341 04 2008 Rev 00 ECONCEPT TECH 35A ferroli Fault Fault Possible cause Cure code Sensor damaged F13 Fume s
25. ible that some setups are expressly limited or not permitted by law standards or local regulations Before proceeding with installation v check and meticulously observe the above mentioned prescriptions In addition comply with the provisions concerning the positioning of wall and or roof end pieces and the minimum distances from windows walls ventilation openings etc This C type unit must be installed using the fume extraction and outlet ducts supplied by the manufacturer in accordance with UNI CIG 7129 92 Failure to use them automatically forfeits all warranty and liability of the manufacturer 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 fig 20 Expansion 1 EN cod 35401341 04 2008 Rev 00 5 Ferroli ECONCEPT TECH 35 A Connection with coaxial pipes fig 21 Examples of connection with coaxial pipes gt Air m gt Fumes For coaxial connection fit the unit with one of the following starting accessories For the wall hole dimensions refer to e sec 4 1 Any horizontal sections of the fume exhaust must be kept sloping slightly towards the boiler to prevent pos sible condensate from flowing back towards the outside and causing
26. ind of device External probe optional Connect the probe to its respective terminals The maximum permissible length for the boiler external probe connec tion electrical cable is 50 m A normal 2 wire cable can be used The external probe should preferably be installed on the North North West wall or that facing the largest area of living room The probe must never be exposed to the early morning sun or insofar as possible direct sunlight protect it if necessary In any case the probe must not be installed near windows doors ventilation openings flues or heat sources that could affect the reading X x fig 18 External probe positioning not recommended 14 cod 35401341 04 2008 Rev 00 EN ECONCEPT TECH 35A Ferroli Access to the electrical terminal board Follow the instructions given in fig 19 to access the electrical connection terminal board The layout of the terminals for the various connections is given in the wiring diagram in fig 34 fig 19 Access to the electrical terminal board 2 6 Fume ducts The unit is type C with an airtight chamber and forced draught the air inlet and fume outlet must be connected to one of the following extraction suction systems The unit is type approved to work with all the Cxy flue configurations stated on the technical data plate some setups are given by way of example in this chapter It is however poss
27. ng to that given in table 1 EN cod 35401341 04 2008 Rev 00 9 Ferroli ECONCEPT TECH 35 A Table 1 Heating temperature adjustment Adjustment can be made from the Remote Timer Control menu and the boiler control panel DHW temperature adjustment Adjustment can be made from the Remote Timer Control menu and the boiler control panel Summer Winter changeover Summer mode has priority over a possible Remote Timer Control heating demand Eco Comfort selection On disabling DHW from the Remote Timer Control menu the boiler selects the Economy mode In this condition the button detail 7 fig 1 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 on the boiler panel Sliding Temperature Both the Remote Timer Control and the boiler card manage Sliding Tempera ture adjustment of the two the boiler card Sliding Temperature has priority Water system pressure adjustment The filling pressure with system cold read on the boiler water gauge must be approx 1 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 Operate the filling cock detail 1 fig 15 and bring the system pressure to a value abov
28. nnected to the boiler fume outlet check that the CO 2 content in the fumes with the boiler operating at max and min output complies with the value given in the technical data table for the corre sponding gas type fig 27 Gas supply conversion 20 cod 35401341 04 2008 Rev 00 EN ECONCEPT TECH 35A Ferroli Activating TEST mode Press the heating buttons details 3 and 4 at the same time for 5fig 1seconds to activate TEST mode The boiler lights at the maximum heating power set as described in the following section The heating symbol detail 14 fig 1 and DHW symbol detail 8 fig 1 flash on the display the heating power will be displayed alongside fig 28 TEST mode heating power 100 To deactivate TEST mode repeat the activation sequence In any case the TEST mode is disabled automatically after 15 minutes Heating power adjustment To adjust the heating power switch the boiler to TEST mode see sec 3 1 Press the heating buttons _ de tails 3 and 4 fig 1 to increase or decrease the power min 00 max 100 Press the RESET button within 5 seconds the max power will remain that just set Exit TEST mode see sec 3 1 3 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 boile
29. old water system must be about 1 bar otherwise bring it to that value The 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 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 29 1 Undo the screws 1 2 Open turning the casing 2 3 Lift and remove the casing 3 fig 29 Opening the casing 22 cod 35401341 04 2008 Rev 00 EN ECONCEPT TECH 35A Ferroli Combustion analysis It is possible to analyse the combustion through the air sampling detail 2 and fume sampling detail 1 points shown in fig 30 To take the measurement Open the air and fume sampling points Insert the probes Press the and buttons for 5 seconds to activate TEST mode Wait 10 minutes for the boiler to stabilise Take the measurement Cn ONS For natural gas the CO reading must be between 8 7 and 9 For LPG the CO the reading must be between 9 5 and 10 3 Analyses made with an unstabilised boiler can cause measurement errors fig 30 Combustion analysis 2 EN cod 35401341 04 2008 Rev 00 3 Ferroli ECONCEPT TECH 35A a 3 4 Troubleshooting Diagnostics In case o
30. orage tank for hot water production optional In this manual all the functions relevant to domestic hot water production are only active with the optional hot water tank connected as indicated in sec 2 3 1 2 Control panel fig 1 Control panel Key 17 DHW temperature setting decrease button 13 Heating operation 2 2 DHW temperature setting increase button 14 Heating symbol 3 Heating system temperature setting decrease 15 Burner On and actual power blinking during the button flame protection function 4 7 Heating system temperature setting increase button 5 7 Display 6 Summer Winter mode selection Reset button Sliding Temperature Menu 77 Unit On Off Economy Comfort mode selection button 82 DHW symbol 9 2 DHW circuit operation 10 Summer mode 11 Multifunction blinking during the exchanger pro tection function 12 Eco Economy mode cod 35401341 04 2008 Rev 00 ECONCEPT TECH 35A Ferroli Indication during operation Heating A heating demand generated by the Room Thermostat or Remote Timer Control is indicated by flashing of the hot air above the radiator details 13 and 14 fig 1 The display detail 11 fig 1 shows the actual heating delivery temperature and during DHW standby time the mes sage d2 fig 2 ja Hot water A DHW demand generated by drawing domestic hot water is indicated by flashing of the hot water under the tap de t
31. r Open any on off valves between the boiler and the systems e 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 4 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 Fill the 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 e 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 Turn the unit on as described in sec 1 3 Make sure the fuel circuit and water systems are tight Check the efficiency of the flue and air fume ducts while the boiler is working Check the correct 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
32. temperature C 95 tmax Heating water content litres 2 Heating expansion tank capacity litres 10 Heating expansion tank pre filling pressure bar 1 L Protection class IP X5D Supply voltage V Hz 230V 50Hz Electrical power input WwW 140 Electrical power input in hot water production WwW 140 Weight with no load kg 41 Type of unit C13 C23 C33 C43 C53 C63 C83 B23 B33 PIN CE 0063BR3161 cod 35401341 04 2008 Rev 00 29 Ferroli ECONCEPT TECH 35 A 4 5 Diagrams Circulating pumps head pressure loss H m H O 7 0 500 1 000 1 500 2 000 Q l h A Boiler pressure losses 1 2 3 Circulating pump speed 30 cod 35401341 04 2008 Rev 00 EN ECONCEPT TECH 35A Ferroli 4 6 Wiring diagram Eg AU 1 1 2 5 4 5 6 155 UI 488 Tem 186 1 8kOhm T 1 98 256 82 Y aaa 1 2 3 456 T E L N Wu am E C IEHKO ml g
33. very component according to the instal lation 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 Max permissible length 55 Meg 17 EN cod 35401341 04 2008 Rev 00 Ferroli ECONCEPT TECH 35 A Table 4 Accessories Losses in Meg Air Fume exhaust wy inlei Vertical Horizontal 5 0 80 PIPE 1m MF 1KWMA83W 1 0 1 6 2 0 BEND 45 M F 1KWMA65W 1 2 1 8 90 M F 1KWMAO1W 1 5 2 0 PIPE SECTION with test point 1KWMA70W 0 3 0 3 TERMINAL air wall 1KWMA85A 2 0 fumes wall with antiwind 1KWMA86A 5 0 FLUE Split air fumes 80 80 1KWMAB84U 12 0 Connection to collective flues CABE vet fig 25 Examples of connection to flues gt Air mp Fumes t If you are then going to connect the ECONCEPT TECH 35 A boiler to a collective flue or a single flue with natural draught the flue must be expressly designed by professionally qualified technical personnel in conformity with the cur rent standards and be suitable for airtight chamber units equipped with a fan In particular flues must have the following characteristics Pd Be sized according to the method of calculation stated in the current standards Be airtight to the products of combustion resistant
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