NEO FIRE – Technical Manual Index INTRODUCTION __________________________________________________________________________________________ 4 REGULATIONS ____________________________________________________________________________________________ 5 EEC APPROVALS AND CERTIFICATIONS ________________________________________________________________________ 5 BOILER GENERAL VIEW: DESCRIPTION OF THE COMPONENTS _____________________________________________________ 6 DIMENSIONS _____________________________________________________________________________________________ 8 TECHNICAL DATA ________________________________________________________________________________________ 12 Countries of destination and gas supply pressure ______________________________________________________________ 12 6.1.1 NEO FIRE 80 to NEO FIRE 360 ______________________________________________________________________________ 12 6.1.2 NEO FIRE 450 to NEO FIRE 900 _____________________________________________________________________________ 12 Models NEO FIRE 80 to NEO FIRE 280 for Natural GAS __________________________________________________________ 13...
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ADISA HEATING BY HITECSA (HIPLUS AIRE ACONDICIONADO S.L.) has the right to make modifications without notice of any product of its range. No company, person or entity external to ADISA HEATING BY HITECSA (HIPLUS AIRE ACONDICIONADO S.L.) can modify this document.
NEO FIRE – Technical Manual INTRODUCTION The main characteristics of the NEO FIRE boiler are: - Maximum efficiency in every kind of installations at any working temperatures. Renovation of installations with traditional heat radiators New installations of very Low Temperature (heating floor, fan-coils, A.H.U., etc.) Domestic Hot Water (D.H.W.), in accordance with anti-legionella regulations.
EEC APPROVALS AND CERTIFICATIONS ADISA boilers, NEO FIRE, are certified as follows: The European Directive of Boilers Efficiency, dir. 92/42/EEC, is only applied to boilers from 4 to 400 kW.
NEO FIRE – Technical Manual TECHNICAL DATA Countries of destination and gas supply pressure 6.1.1 NEO FIRE 80 to NEO FIRE 360 Gas supply pressure in mbar Countries of destination Category Natural gas (G 20) AT, BG,CH, CZ, DK, EE, ES, FI, GB, GR, HR, IE, IT, LT, LV, NO, PT, RO, SE, SI, SK, TR DE, LU, PL, RO...
NEO FIRE – Technical Manual Models NEO FIRE 80 to NEO FIRE 280 for Natural GAS NEO FIRE NEO FIRE NEO FIRE NEO FIRE NEO FIRE NEO FIRE Nominal Power output 80/60 ºC Nominal Power output 126,0 168,1 210,2 252,3 294,5 50/30 ºC Nominal power input...
NEO FIRE – Technical Manual Models NEO FIRE 360 to NEO FIRE 900 for Natural GAS NEO FIRE NEO FIRE NEO FIRE NEO FIRE NEO FIRE NEO FIRE NEO FIRE Nominal Power output 350,5 438,4 526,5 614,7 703,0 791,4 80/60 ºC Nominal Power output 376,5 470,9...
NEO FIRE – Technical Manual Models NEO FIRE 80 to NEO FIRE 360 for PROPANE NEO FIRE NEO FIRE NEO FIRE NEO FIRE NEO FIRE NEO FIRE NEO FIRE Nominal Power output 77,8 80/60 ºC Nominal Power output 82,4 123,5 164,6 205,7 246,7...
NEO FIRE – Technical Manual POWER MODULATION AND COMBUSTION SYSTEM Assembly of gas connection – air/gas inlet The NEO FIRE boiler includes an air-gas premix system of modulating combustion, composed of: Venturi operating as an air-gas mixer, ensuring combustion with a constant proportion of air/gas to the premix burner, throughout its power modulation range.
NEO FIRE – Technical Manual Air inlet filter The air inlet to the venturi is protected by a filter retaining the dust that is usually in the atmosphere. Attention: it is important to avoid excessively dusty or dirty environments (for ex. in case of building work in the same room or in places next to the ventilation ducts of the boilers room) or environments with aggressive steams (evacuation or air outlet of industrial laundries...).
NEO FIRE – Technical Manual CONTROL PANEL - SIEMENS The boiler control panel is placed in the upper part of the boiler front. (A) Boiler on/off switch (B) Display: readings, messages, errors... Display 1 Control knob (push and roll) 2 Display 3 Navigation bar 4 Status bar 5 Work area...
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NEO FIRE – Technical Manual To go to the navigation bar: Turn control knob. The preselection is displayed with a frame around the symbol. The related topic page is displayed in the work area. Press control knob. The symbol is selected on the navigation bar and is displayed inverted. The first adjustable operating object of the work area is preselected.
NEO FIRE – Technical Manual Symbol 'User' and the number to the right (access level 1 to 3) indicate which user level is currently active. 1: Commissioning engineer 2: Heating engineer 3: OEM Symbol 'Producer' indicates the main producer (e.g. oil/gas boiler, heat pump) that is currently switched on.
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NEO FIRE – Technical Manual User level The user levels only allow authorized user groups to make settings. To reach the required expert user level, proceed as follows: Overview of setting Parameters setting These examples below show a basic programme process: Setting the time of day and date On the navigation bar, turn the control knob until “Service/setting pages”...
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NEO FIRE – Technical Manual Turn the control knob until the parameter “Date” is preselected. Press the control knob and the value is selected. Turn the control knob to set the value and press the control knob to confirm. Press the control knob for 3 seconds to exit. The start page opens. Setting of boiler flow temperature –...
NEO FIRE – Technical Manual Press the control knob for 5 seconds to exit. Press the control knob and the start page opens Setting of Language On the navigation bar, turn the control knob until “Service/setting pages” is preselected. Press the control knob to enter to the pages.
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NEO FIRE – Technical Manual For interactive sensors, the user must troubleshoot and then reset the sensor The error messages are visualized in the info pages. To enter the info pages, proceed as follows: On the navigation bar, turn the control knob until “Info pages”...
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NEO FIRE – Technical Manual The title of the first parameter list page is preselected. Press the control knob. Turn the control knob until the title “Fault” is preselected. Press the control knob to enter to the submenu. Turn the control knob from numbers 6800 to 6995 to display error history. In these parameters, the last 20 errors or alarms that have occurred in the boiler or installation as well as the diagnostics thereof are recorded.
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NEO FIRE – Technical Manual Press the control knob to initiate reset on the controller. During the reset, the text changes to "Activated" and is preselected. The page is automatically closed if the error is reset.
NEO FIRE – Technical Manual 10 CONTROL OF SEVERAL BOILERS – CASCADED SYSTEM In an installation with several boilers it is important that the power generated by the boilers adapts at any moment to the demand of the installation, always optimizing the generators’ efficiency. MASTER BOILER CONTROL SLAVES BOILERS CONTROL CASCADE COMMUNICATION BUS...
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NEO FIRE – Technical Manual (A) Cascade Module OCI345.06/101 (B) Cascade Cable LPB CASCADED SYSTEM CONNECTION MASTER SLAVE 1 SLAVE 2 Only the Official Technical Service can modify the internal parameters, in order to use this control on the boiler. Boilers and installation MASTER BOILER CONTROL SLAVES BOILERS CONTROL...
NEO FIRE – Technical Manual In this example, the boilers’activation and their power control would be made as shown below: 100% 100% 100% 2379Z05 10.2 External control signal 0…10 V to regulate start-up and power modulation of each boiler Each boiler can receive and process an external signal 0…10 V. The external signal 0…10 V will transmit to the boiler a set-up temperature value.
NEO FIRE – Technical Manual These are the predefined 0...10 V values in configuration: Line nr. predefined Function value 1 5954 150 (15ºC) Function value 2 5956 850 (85ºC) Voltage value 1 5953 Voltage value 2 5955 These are the setpoints that we get from 0...10 V demand: Voltage (V) Setpoint (ºC) 10.3 Remote Control or telecomputing...
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NEO FIRE – Technical Manual Requirements: Web server OZW672 for remote control and monitoring. Available in two versions: For 1 boiler and its circuits. For 4 boilers and their circuits. Internet connection with fixed IP address Ethernet (by costumer). Web browser Internet Explorer V6.0 or higher / Firefox V3.0 or higher.
NEO FIRE – Technical Manual 10.4 Data communication (remote management) vía Modbus RTU Adding an optional accessory “Modbus RTU Kit”, code 510728, (not supplied, separate acquisition), the data of the boiler (s) are communicated with the building management system, using Modbus RTU protocol.
NEO FIRE – Technical Manual 11 ELECTRIC DRAWING The electric installation must comply with the current rules. The electric power consumed by each boiler is indicated in the table of technical characteristics. NEO FIRE 80 to NEO FIRE 720: The electric supply must be 220/230 V, 50 Hz, single phase, ground connection. (Remember: in case of 220/230 V, two phases, it is necessary to install an electric insulating transformer with one of the phases of the secondary connected to ground acting as neutral).
NEO FIRE – Technical Manual 12 HEATING CIRCUITS For the heating circuits, a number of functions are available (see parameters table) which can be individually set for each heating circuit. Every heating circuit can be a virtual circuit, pump circuit or mixing circuit. The Mixing function is available only when an external extension module (AGU2.550A109) is needed.
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NEO FIRE – Technical Manual Electric drawing: 1 Boiler with 3 heating circuits...
NEO FIRE – Technical Manual 12.1 Heating circuits basic parameters Activation of heating circuits Heating circuits are deactivated in default parametrization (heat demand of the boiler is given by the parameter 1859 “Flow temp setp cons request”). Adjust the following parameters to enable the heating circuits and to assign the extension modules to each heating circuit.
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NEO FIRE – Technical Manual Summer/winter heating limit The summer/winter heating limit is used to switch the heating on and off in the course of the year, depending on the outside temperature. In Automatic operation, switching on/off takes place automatically, so there is no need for the user to do this manually.
NEO FIRE – Technical Manual 13 DOMESTIC HOT WATER Connect the storage tank sensor to B3 input (see the following electric drawing) If there is demand for DHW, the heat sources can be switched on at any time. The strategy is to produce the amount of heat required at a certain point in time –...
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NEO FIRE – Technical Manual System drawing: 1 Boiler and Domestic Hot Water (DHWS)
NEO FIRE – Technical Manual Electric drawing: 1 Boiler and Domestic Hot Water 13.1 Basic parameters Activation of Domestic Hot Water Domestic Hot Water is deactivated in default parametrization. 13.2 Professional installator parameters Functions: DHW release: when DHW heating is On, the release parameter can be used to determine when – within a 24- hour period –...
NEO FIRE – Technical Manual 14 SAFETIES These are the safeties included in the boiler: Cause for safety Safety component Boiler restart activation of the boiler Ionization No flame Manual reset electrode Syphon blockage / Air pressure air inlet blockage/ Automatic reset switch flue blockage...
NEO FIRE – Technical Manual 16 INSTALLATION 16.1 Boilers heat output The boilers total power output to be installed must be the proper one to respond to the demands of the installation. In order to generate heating with the maximum efficiency at every moment, it is important to consider the number of the boilers to be installed, so that the total power should be appropriate for the different demands of the installation in the different periods of the year.
“Technical Inertial data”. To select the type and its speed of opening/closing, Units Boiler model volume consult the Technical Department of ADISA HEATING BY HITECSA. NEO FIRE 80 0,0074 An inertial tank must be installed between the gas pressure...
NEO FIRE – Technical Manual 16.4 Draining of the boiler condensate 16.4.1 Water condensing The energy efficiency added thanks to the use of the latent heat of the condensate can be up to 11% in case of natural gas, which is the relation between the High Calorific Value (HCV) and the Low Calorific Value (LCV). The theoretical volume of the condensate can be: - 1.63 kg / m3 - up to 0.14 kg / kWh...
NEO FIRE – Technical Manual 16.5 Frost Protection In order to protect the boiler agains frost, independent of heat requests or connected plant components, boiler starts up the burner if temperature is lower than Frost protection setpoint. This value is set to 5ºC. Important: if the boiler is going to be disconnected, drain the water to avoid frost Check the siphon, frost can block it.
NEO FIRE 360 to NEO FIRE 900 : Types B There are some restrictions for some types of chimenys regarding to the deistances of flue and air input For C type systems only use material provided by ADISA. TYPE C13, C33, C53:...
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NEO FIRE – Technical Manual TYPE C33 TYPE C53: The terminals for the supply of combustion air and for the evacuation of combustion products shall not be installed on opposite walls of the building The following able gives you an indication of maximum lengths for separate ducts: Air inlet / flue outlet Tipo Ø*...
NEO FIRE – Technical Manual 16.7 Hydraulic installation 16.7.1 Data to be considered Concept Value Minimum water working pressure 1 bar Maximum water working pressure 6 bar Maximum flow temperature 90ºC Minimum water pressure safety device The boiler includes a water pressure switch, that stops the boiler when the water pressure achieves a minimum value.
NEO FIRE – Technical Manual 16.7.3 Hydraulic pressure drop The boiler pressure drop depends on the water flow; the maximum ∆T must be 25 ºC: If you have to stop the boiler pump, it is required that you stop it with a time delay of 3 to 5 minutes once the boiler has stopped.
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NEO FIRE – Technical Manual Hydraulic Pressure drop NEO FIRE 360-900 Nominal ΔT is 20ºC Maximum ΔT is 25ºC Flowrate higher than max indicated can damage the heat exchanger FLOWRATE at maximum power [m NEO FIRE 360 450 540 630 720 810 900 nominal 12,4 15,7 19 22,3 25,6 28,9 32,3...
NEO FIRE – Technical Manual 16.7.4 Water manifold It avoids hydraulic unbalances between the circuits and the boilers. It ensures a constant water flow to the boiler, independently from the consumptions required. In accordance with current regulations. In case of heavy sludge in the water, it drives it to the bottom of the tank. It can not avoid lighter sludge.
NEO FIRE – Technical Manual Heating circuits with a main loop to which are connected A.H.U., fan-coils, where there are the control elements + valves. This loop will have enough water capacity to ensure a constant water flow to the boilers. Renovation of old boilers rooms (previously located in the basement) which have been moved to the top of the building or terrace, where the flow and the return piping connecting the new boilers room to the old one have a sufficient water capacity to guarantee a constant water flow, without interruption, through the boiler.
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(see the corresponding paragraph). ADISA HEATING by HITECSA (HIPLUS) disposes of professional staff that, after a visit of the installation, can advise you according to each case.
NEO FIRE – Technical Manual 16.7.6 System drawings Boiler Water treatment Water collector or water manifold Controller D.H.W. buffer vessel Thermostat Plate heat exchanger Temperature sensor Boiler circulation pump Pressure switch Mesh filter Manometer Closed expansion vessel Thermometer Non-return valve Filter to separate sludge, oxides Automatic air venting Mixing valve...
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NEO FIRE – Technical Manual System drawing of heating circuits System drawing of one boiler and only D.H.W.
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NEO FIRE – Technical Manual System drawing: D.H.W. and heating circuit...
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NEO FIRE – Technical Manual System drawing of an old installation: heating circuit...
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NEO FIRE – Technical Manual System drawing of an installation with high pressure in the secondary circuit (very high building with the boilers room in the ground floor), or old installation in very bad conditions: heating circuit. System drawing of an installation as in the previous case: D.H.W. and heating circuit.
NEO FIRE – Technical Manual 17 THE BOILER START-UP 17.1 Before the start-up The first start-up is a very important operation on which the future effectiveness and reliability of the equipment can depend. For this reason, it must be carried out by our own Official Technical Assistance Service. Before the start-up, it is important to check that: The installation is in accordance with this manual’s instructions and with the local regulations.
NEO FIRE – Technical Manual 17.3 The boiler control unit and operating cycle The control unit regulates: The boiler operating cycle. The boiler safeties (by indicating also the possible reasons for the boiler lockout). The boiler power modulation. Short description of the boiler operating cycle: LEGEND of the operating phases: Display Meaning...
NEO FIRE – Technical Manual 17.4 Gas/air adjustments All the boilers are tested in our factory and every one is supplied with a table indicating the combustion figures. Both the start-up and the maintenance must be carried out by authorized technical staff. First of all verify: electric supply, if the gas connection is air vented, type of gas and pressure, if the heating demand is at the maximum value, correct draught of the chimney, if the hydraulic installation is vented, if the pump is correctly working...
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NEO FIRE – Technical Manual On the navigation bar, turn the control knob until “Service/setting pages” is preselected. Press the control knob and the page opens. In the work area, turn the control knob until “Special operations” is preselected. Press the control knob and the special operations list opens. The title “Special operations (1/x)”...
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NEO FIRE – Technical Manual Detail of the gas shut-off valve (for the combustion adjustment): NEO FIRE 80 First remove the cover and turn the screw inside it: 1. Combustion adjustment at the maximum power: turn it counter clockwise more gas flow. 2.
NEO FIRE – Technical Manual 17.4.2 Change of fuel: from Propane gas to Natural gas The adjustments and modifications shall only be carried out by a qualified professional or competent person In order to change fuel, it is enough Re-programm the Siemens controller To adjust the boiler combustion with the new fuel to the correct parameters, either for Natural Gas or for Propane Gas.
NEO FIRE – Technical Manual 18 MAINTENANCE Boiler should be checked and maintained periodically by a qualified professional or competent person at least once a year. Following installation of the boiler, the installer shall instruct the user in the operation of the boiler and the safety devices and shall give at least the user’s instructions to the user 18.1 Procedure to dismantle the burner Be sure that:...
NEO FIRE – Technical Manual 18.2 Cleaning of combustion chamber In order to clean the heat exchanger first do the same procedure as per dismantle the burner, then; Remove the inspections covers from heat exchanger and the sump NEO FIRE 80 to NEO FIRE 280 NEO FIRE 360 to NEO FIRE 900 Clean with the blade the rows, and all sections.
NEO FIRE – Technical Manual 18.3 General Maintenance and combustion check After cleaning burner and heat exchanger check the following: Check that there is no obstruction on air inlet, siphon or flues. Check the safeties of the boiler Air presostat Minim gas presostat Water presostat Ionization electrode...
The parts replaced under guarantee will remain property of ADISA HEATING BY HITECSA, and the user is obliged to return them to ADISA HEATING BY HITECSA free of charges within a maximum period of 7 days, otherwise the spare parts provided will be invoiced.
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In order to exercise the rights of this guarantee, the purchaser must renounce to his own right and submit to the jurisdiction of the courts of Vilanova i la Geltrú (Barcelona – Spain). The guarantee validity excludes any other kind of responsibility for ADISA HEATING BY HITECSA (HIPLUS AIRE ACONDICIONADO S.L.).
NEO FIRE – Technical Manual 21 APPENDIX I: LIST OF ERROR CODESERROR ERROR DESCRIPTION OF ERROR DIAGNOSTIC DIAGNOSTIC CODE - TEXT CODE No error Outside sensor fault Check connection and component Boiler temperature 1 sensor Short circuit or Open circuit boiler flow sensor (B2). Check connection 439-440 fault and component...
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NEO FIRE – Technical Manual ERROR DESCRIPTION OF ERROR DIAGNOSTIC DIAGNOSTIC CODE - TEXT CODE SLT temperature exceeded (2531). Incorrect heat transfer, incorrect SLT lock-out water circulation Temperature SLT lock-out (3639.1). Incorrect heat transfer, incorrect SLT lock-out water circulation Gradient and Delta-T safeties. Incorrect heat transfer, incorrect water SLT lock-out 420...438 circulation...
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NEO FIRE – Technical Manual ERROR DESCRIPTION OF ERROR DIAGNOSTIC DIAGNOSTIC CODE - TEXT CODE Flow temperature 3 sensor Short circuit or Open circuit flow sensor B14. Check connection and fault component Mains frequency outside Check correct electric supply in boiler terminals permissible range Same sensor Input BX Check configuration in parameters list...
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NEO FIRE – Technical Manual ADISA HEATING HIPLUS AIRE ACONDICIONADO S.L. C/ Caléndula, 95 Edificio "O" Complejo Miniparc II 28109 Alcobendas Madrid - España www.adisaheating.com...