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NeOvo User Manual Oil/Gas-fired boiler NeOvo EcoNox EF 22 EF 29...
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Dear Customer, Thank you very much for buying this appliance. Please read through the manual carefully before using the product, and keep it in a safe place for later reference. In order to ensure continued safe and efficient operation we recommend that the product is serviced regularly. Our service and customer service organisation can assist with this.
1 Safety Safety General safety instructions Danger This appliance is not intended for use by persons (including children) with reduced physical, senso ry or mental capabilities, or lack of experience and knowledge, unless they have been given su pervision or instruction concerning use of the ap pliance by a person responsible for their safety.
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1 Safety Important The installation must comply on all points with prevailing regulations and directives, which gov ern work and interventions in individual homes, blocks of flats and other buildings. Hydraulic safety Important Respect the minimum and maximum water inlet pressure to ensure correct operation of the boiler: refer to the chapter Technical Specifications.
1 Safety Danger If you smell flue gases: 1. Switch off the appliance. 2. Open the windows. 3. Evacuate the premises. 4. Contact a qualified professional. Caution Do not neglect to service the boiler. Contact a qualified professional or take out a maintenance contract for the annual boiler service.
1 Safety Caution Have the boiler and heating system drained by a qualified professional if the home is left empty for a long period of time and there is a chance of frost. Liabilities 1.3.1 Manufacturer's liability Our products are manufactured in compliance with the requirements of the various Directives applicable.
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1 Safety Call on a qualified professional to carry out installation and initial commissioning. Get your installer to explain your installation to you. Have the required inspections and maintenance car ried out by a qualified installer. Keep the instruction manuals in good condition close to the appliance.
2 About this manual About this manual Symbols used 2.1.1 Symbols used in the manual This manual uses various danger levels to draw attention to special in structions. We do this to improve user safety, to prevent problems and to guarantee correct operation of the appliance.
(1) Liquid petroleum products — Fatty Acid Methyl Esters used as heating fuel Technical data Important Technical parameters obtained in association with the burner RDB Tab.2 Technical parameters for boiler space heaters Product name EF 22 EF 29 Condensing boiler Low-temperature boiler B1 boiler Cogeneration space heater Combination heater...
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3 Technical specifications Product name EF 22 EF 29 Stand-by 0.004 0.004 Other specifications Standby heat loss 0.083 0.095 stby Ignition burner power consumption Annual energy consumption Sound power level, indoors Emissions of nitrogen oxides mg/kWh (1) Low temperature means for condensing boilers 30°C, for low temperature boilers 37°C and for other heaters 50°C return temperature (at heater inlet).
4 Description of the product Description of the product General description Heating only with possibility to produce domestic hot water by combining them with a domestic hot water tank High-efficiency heating Low polluting emissions Heating body in cast iron Electronic control panel Flue gas discharge via a chimney type connection Main components 4.2.1...
4 Description of the product Description of the control panel IniControl 2 4.4.1 Description of the keys Fig.5 1 Back to the previous level without saving the modifications made : manual reset : accessing the heating parameters : lowering the value : accessing the domestic hot water parameters : raising the value : MODE display...
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4 Description of the product Fig.10 Central unit PCB CU-OH1 Fig.11 Additional circuit: PCB SCB-04 COUNTERS / TIME PROG / CLOCK Sub-Menus Fig.12 COUNTERS Sub-Menu TIME PROG sub-menu: Timer programming dedicated to heat ing and domestic hot water production CLOCK Sub-Menu Timer program for Mondays Timer program for Tuesdays Timer program for Wednesdays...
5 Utilisation with the control panel B-Control Utilisation with the control panel B-Control Use of the control panel 5.1.1 Browsing in the menus Press any key to turn on the backlight for the control panel screen. Important If no key is pressed within 3 minutes, the backlight will go out. key is used to access the various menus: Tab.3 Menus available...
5 Utilisation with the control panel B-Control 5.3.2 Stopping domestic hot water production Fig.19 1. Turn the setting button all the way to the left until is dis played. Note Frost protection continues to run on the domestic hot water tank. The venting cycle is not tripped when domestic hot water produc...
6 Utilisation with the control panel IniControl 2 Utilisation with the control panel IniControl 2 Use of the control panel 6.1.1 Browsing in the menus Press any key to turn on the backlight for the control panel screen. Important If no key is pressed within 3 minutes, the backlight will go out. Fig.20 Press the 2 right-hand keys together to access the different menus: Tab.4...
6 Utilisation with the control panel IniControl 2 6.1.2 Selecting a PCB Fig.25 1. Accessing the PCB selection menu. Important The PCB selection menu is available only when the icon flash 2. Scroll through the names of the connected additional PCBs by pressing the keys.
6 Utilisation with the control panel IniControl 2 Fig.28 4. Select the heating shut-down pressing the key. The screen displays: The frost protection function continues to run. The heating has been shut down. Note Press the key to restart the appliance: the screen will display 5.
6 Utilisation with the control panel IniControl 2 Frost Protection Caution The frost protection function does not work if the boiler is powered off. Caution The integrated protection system only protects the boiler, not the heating installation Caution Have the boiler and heating system drained by a qualified profes sional if the home is left empty for a long period of time and there is a chance of frost.
7 Control panel settings B-Control Control panel settings B-Control List of parameters 7.1.1 Information menu Tab.5 Information list Information Description Display Heating water temperature (°C) °C The symbol flashes Domestic hot water temperature (°C) The symbol flashes °C If no domestic hot water sensor connected: dis play —...
7 Control panel settings B-Control 7.2.2 Modifying the domestic hot water temperature setpoint Note This setting is available if a domestic hot water tank sensor is con nected. Fig.34 1. Set the domestic hot water temperature setpoint by turning the set ting button Fig.35 2.
8 Control panel settings IniControl 2 Control panel settings IniControl 2 List of parameters 8.1.1 User menu Caution The name of the PCB is displayed. Check that it is actually the PCB on which the setting must be made. Certain parameters are displayed: according to certain system configurations, according to the options, circuits or sensors actually connected.
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8 Control panel settings IniControl 2 Tab.7 List of parameters CP: Circuits Parameters = Parameters for the heating circuit Parameter Description Factory setting Factory setting Heating water flow temperature set point for the area heated if no 75°C 40°C outside temperature sensor has been connected. For the PCB: Can be set from 7 to 90°C.
8 Control panel settings IniControl 2 8.1.2 COUNTERS / TIME PROG / CLOCK menus This menu contains the following sub-menus: COUNTERS TIME PROG CLOCK Caution The name of the PCB is displayed. Check that it is actually the PCB on which the setting must be made. For more information, see Browsing in the menus, page 18 Selecting a PCB, page 19...
8 Control panel settings IniControl 2 Parameter Description Unit Number of safety lock-downs (E36). available not available TIME PROG Sub-menu Tab.13 List of parameters Parameter Description Factory setting Timer program for Mondays. 06:00 - 22:00 Timer program for Tuesdays. 06:00 - 22:00 Timer program for Wednesdays.
8 Control panel settings IniControl 2 Fig.37 2. Select the required parameter by pressing the keys to scroll through the list of adjustable parameters. 3. Confirm the selection by pressing the key. 4. Modify the value of the parameter using the keys.
8 Control panel settings IniControl 2 Fig.41 2. Display the domestic hot water production circuit parameters by pressing the key. The name of the circuit and the domestic hot water temperature set point are displayed alternately. 3. Access setting of the domestic hot water temperature set point by pressing the key.
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8 Control panel settings IniControl 2 Fig.45 8. Set the start time for the period by pressing the key. Note No setting: 10 minutes The setting determines the end. 9. Confirm the selection by pressing the key. MW-5000142-2 Fig.46 10. Select the status that correspond to the period by press...
9 Maintenance Maintenance General We recommend having the boiler inspected and serviced at regular inter vals. Caution Do not neglect to service the boiler. Contact a qualified professio nal or take out a maintenance contract for the annual boiler serv ice.
9 Maintenance Venting the installation Fig.47 Venting the installation Any air in the appliance, the pipes or the valves must be removed in order to prevent annoying noises that may occur during heating or when tapping water. Proceed as follows: 1.
10 Troubleshooting 10 Troubleshooting 10.1 Error messages B-Control 10.1.1 Error code display If an error is detected, the error code is displayed automatically. Fig.48 Error code display Note icons flash. 10.1.2 Fault code display If a fault is detected, the fault code is displayed automatically. Fig.49 Fault code display 10.2...
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10 Troubleshooting Fig.54 3. Press the keys to scroll through the error code history. 4. Press the key to access the details of the error code displayed. 7626252 - v02 - 17102016...
11 Environmental 11 Environmental 11.1 Disposal and Recycling Fig.55 Recycling Warning Removal and disposal of the boiler must be carried out by a quali fied installer in accordance with local and national regulations. MW-3000179-03 11.2 Energy savings Energy-saving advice: Do not block ventilation outlets. Do not cover the radiators.
12 Warranty 12 Warranty 12.1 General We would like to thank you for buying one of our appliances and for your trust in our product. In order to ensure continued safe and efficient operation, we recommend that the product is regularly inspected and maintained. Your installer and our service department can assist with this.
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DE DIETRICH THERMIQUE S.A.S 129164, Россия, г. Москва Зубарев переулок, д. 15/1 +49 (0)25 72 / 9161-0 Бизнес-центр «Чайка Плаза», +49 (0)25 72 / 9161-102 офис 309 info@remeha.de +7 (495) 221-31-51 info@dedietrich.ru DE DIETRICH THERMIQUE Iberia S.L.U. DE DIETRICH SERVICE www.dedietrich-calefaccion.es www.dedietrich-heiztechnik.com Freecall 0800 / 201608...