Ferroli ECONCEPT TECH 25 C Instructions For Use, Installation And Maintenance
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- Page 1 ECONCEPT TECH 25 C INSTRUCTIONS FOR USE, INSTALLATION AND MAINTENANCE...
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Page 2: Declaration Of Conformity
ECONCEPT TECH 25 C • Carefully read the warnings in this instruction book- • In case the unit breaks down and/or functions poorly, let since they provide important information on safe deactivate it, do not make any attempt to repair it or installation, use and maintenance. -
Page 3: Table Of Contents
ECONCEPT TECH 25 C 1 Operating instructions ......................4 1.1 Introduction............................. 4 1.2 Control panel ............................4 1.3 Turning on and off ..........................6 1.4 Adjustments............................7 2 Installation ..........................11 2.1 General Instructions ..........................11 2.2 Place of installation ..........................11 2.3 Plumbing connections .......................... -
Page 4: Operating Instructions
1.1 Introduction Dear Customer, Thank you for choosing ECONCEPT TECH 25 C, a FERROLI wall-mounted boiler featuring advanced 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. - Page 5 ECONCEPT TECH 25 C 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”.
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Page 6: Turning On And Off
ECONCEPT TECH 25 C 1.3 Turning on and off Boiler lighting Switch on the power to the unit. comfort reset fig. 5 - Boiler lighting • For the following 120 seconds the display will show FH which identifies the heating system air venting cycle. -
Page 7: Adjustments
ECONCEPT TECH 25 C 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;... - Page 8 ECONCEPT TECH 25 C 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.
- Page 9 ECONCEPT TECH 25 C Press the heating buttons (details 3 and 4 - fig. 1) to access parallel curve offset; "OF" appears flashing (fig. 12). Operate the DHW buttons (details 1 and 2 - fig. 1) to adjust parallel curve offset according to the characteristic (fig.
- Page 10 ECONCEPT TECH 25 C 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.
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Page 11: Installation
ECONCEPT TECH 25 C 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... -
Page 12: Gas Connection
ECONCEPT TECH 25 C 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... - Page 13 ECONCEPT TECH 25 C 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.
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Page 14: Fume Ducts
ECONCEPT TECH 25 C 2.6 Fume ducts The unit is “C type" with sealed chamber and forced draught; the air inlet and fume exhaust must be connected to one of the exhaust/inlet systems indicated below. The unit is approved for operation with all the Cxy flue configurations spec- ified on the dataplate (some setups are given by way of example in this section). - Page 15 ECONCEPT TECH 25 C Connection with coaxial pipes fig. 20 - Examples of connection with coaxial pipes ( = Air / = Fumes) For coaxial connection, fit the unit with one of the following starting accessories. For the wall hole dimensions, refer to sec.
- Page 16 ECONCEPT TECH 25 C Connection with separate pipes fig. 22 - Examples of connection with separate pipes ( = Air / = Fumes) For connection of separate ducts, fit the unit with starting accessory: 041003X0 fig. 23 - Starting accessory for separate ducts...
- Page 17 = Fumes) If you are then going to connect the ECONCEPT TECH 25 C 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.
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Page 18: Condensate Drain Connection
ECONCEPT TECH 25 C 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 it in about 3 cm and securing it with a clamp. Fill the trap with approx. 0.5 l. of water and connect the flexible tube to the elimination system. -
Page 19: Service And Maintenance
(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 unauthorised people tampering with the unit. 3.1 Adjustments... - Page 20 ECONCEPT TECH 25 C 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.
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Page 21: Start-Up
ECONCEPT TECH 25 C 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 boiler •... - Page 22 ECONCEPT TECH 25 C Opening the casing To open the boiler casing (fig. 28): 1. Undo the screws (1) 2. Open, turning the casing (2) 3. Lift and remove the casing (3) m fo m fo fig. 28 - Opening the casing...
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Page 23: Troubleshooting
ECONCEPT TECH 25 C 3.4 Troubleshooting Diagnostics In case of 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. - Page 24 ECONCEPT TECH 25 C Fault Fault Possible cause Cure code Sensor damaged Fume sensor fault Wiring shorted Check the wiring or replace the sensor Wiring disconnected Sensor damaged Delivery sensor 2 fault Wiring shorted Check the wiring or replace the sensor...
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Page 25: Technical Data And Characteristics
ECONCEPT TECH 25 C 4. Technical data and characteristics 4.1 Dimensions and connections 82.5 54 51 80.5 56 fig. 30 - Dimensions and connections Heating system delivery Domestic cold water inlet Domestic hot water outlet Heating system return Gas inlet Safety valve drain cod. -
Page 26: General View And Main Components
ECONCEPT TECH 25 C 4.2 General view and main components fig. 31 - General view Sealed chamber Gas valve Gas inlet Expansion tank Domestic hot water outlet System filling cock Domestic cold water inlet Detection electrode System delivery Diverter valve... -
Page 27: Plumbing Circuit
ECONCEPT TECH 25 C 4.3 Plumbing circuit fig. 32 - Plumbing circuit Gas inlet System filling cock Domestic hot water outlet Diverter valve Domestic cold water inlet 114 Water pressure switch System delivery 136 Flowmeter System return 154 Condensate outlet pipe... -
Page 28: Technical Data Table
ECONCEPT TECH 25 C 4.4 Technical data table The column on the right gives the abbreviation used on the dataplate. Data Unit Value Max. heating capacity 25.2 Min. heating capacity Max. Heat Output in heating (80/60°C) 24.6 Min. Heat Output in heating (80/60°C) Max. -
Page 29: Diagrams
ECONCEPT TECH 25 C 4.5 Diagrams Loss of head/Head of circulators H [m H Q [l/h] 1.000 1.500 2.000 Boiler losses of head 1 - 2 - 3 Circulator speed cod. 3540I371 - 06/2008 (Rev. 00) -
Page 30: Wiring Diagram
ECONCEPT TECH 25 C 4.6 Wiring diagram 1 2 3 4 5 6 230V 50Hz DBM04A fig. 33 - Wiring diagram Caution: Before connecting the room thermostat or the remote timer control, remove the jumper on the terminal block. 186 Return sensor... - Page 31 FERROLI S.p.A. Via Ritonda 78/a 37047 San Bonifacio - Verona - ITALY www.ferroli.it...
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