Immergas NIKE ECO 24 Instructions And Recomendations For The Installer Download

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INS

TALLER

MAINTEN

CE TECHNI

1.2 MAIN DIMENSIONS.

1.3 MINIMUM INSTALLATION DISTANCES.

Height

(mm)

Width

(mm)

Depth

(mm)

785

440

240

CONNECTIONS

GAS

DOMESTIC

HOT

WATER

SYSTEM

3/4”*

1/2” 1/2” 3/4” 3/4”

Key:

G - Gas supply

AC - Domestic hot water outlet

ACV - Solar valve kit DHW inlet

(Optional)

AF - Domestic cold water inlet

R - System return

M - System flow

V - Electrical connection

* = the boiler is equipped with a 90° gas

cock with 3/4” attachments and Ø18

mm fitting to be welded.

Key:

A - 450 mm

B - 350 mm

C - 30 mm

D - 30 mm

E - 350 mm

Summary of Contents for NIKE ECO 24

Page 1: ...ion 813 2013 provides that this boiler can be installed only to replace similar equipment connected to existing branched multiple flues IE Instructions and recommendations Installer User Maintenance technician 1 043516ENG 1 043516ENG ...

Page 2: ...2 ...

Page 3: ...iler 24 2 6 Fault and anomaly signals 25 2 7 Boiler shutdown 27 2 8 Restore central heating system pressure 27 2 9 Draining the system 27 2 10 Draining the domestic hot water circuit 27 2 11 Antifreeze protection 27 2 12 Cleaning the case 27 2 13 Decommissioning 27 3 Instructions for maintenance and initial check 28 3 1 General warnings 28 3 2 Initial check 28 3 3 Yearly appliance check and mainte...

Page 4: ...t must be stored with care and consulted carefully as all of the warnings provide important safety indications for installation use and maintenance stages In compliance with the legislation in force the systems must be designed by qualified professionals within the dimensional limits established by the Law Installation and maintenance must be performed in compliance with the regulations in force a...

Page 5: ... hazards HOT SURFACES The symbol indicates the appliance s very hot components that can cause burns SHARP SURFACES The symbol indicates the appliance s components or parts that can cause cuts if touched EARTH TERMINAL CONNECTION The symbol identifies the appliance s earth terminal connection point READ AND UNDERSTAND THE INSTRUCTIONS Read and understand the appliance s instructions before performi...

Page 6: ...anies are authorised to install Immergas gas appliances Installation must be carried out according to regulation standards current legislation and in compliance with local technical regulations and the required technical procedures ATTENTION it is not permitted to install boilers that areremovedanddecommissionedfrom other systems The manufacturer declines all liabilityfor damagecausedby boilersrem...

Page 7: ...s for bidden in places with a fire risk for example garages closed parking stalls and in poten tially dangerous places Installation is prohibited on the verti cal projection of the cooking surface Installation is forbidden in places rooms that constitute public areas of apart ment buildings internal stairways or other escape routes e g floor landings entrance halls etc Installation is also forbidd...

Page 8: ...nd environment Spray solvents chlorine baseddetergents paints glue ammonium compounds powders and similar cause product and flue duct corrosion Check that combustion air power supply is free from chlorine sulphur powders etc Make sure that no chemical substances are stored in the place of installation If you want to install the product in beauty salons paint workshops carpenter s shop cleaning com...

Page 9: ...TIC HOT WATER SYSTEM G AC AF R M 3 4 1 2 1 2 3 4 3 4 Key G Gas supply AC Domestic hot water outlet ACV Solar valve kit DHW inlet Optional AF Domestic cold water inlet R System return M System flow V Electrical connection the boiler is equipped with a 90 gas cock with 3 4 attachments and Ø18 mm fitting to be welded Key A 450 mm B 350 mm C 30 mm D 30 mm E 350 mm ...

Page 10: ...instructions of the manufacturer of this liquid must be strictly followed regarding the necessary percentage with respect to the min imum temperature at which the system must be kept N B the excessive use of glycol could jeopardise the proper functioning of the appliance An aqueous solution must be made with potential pollution class of water 2 EN 1717 2002 The materials used for the central heati...

Page 11: ...flow rate to the burner even in conditions of maximum generator output and to guarantee appliance efficiency technical specifications The coupling system must conform to standards in force EN 1775 ATTENTION theapplianceisdesignedtooperatewith fuel gas free from impurities otherwise it is advisable to fit special filters upstream of the appliance to restore the purity of the fuel 1 7 HYDRAULIC CONN...

Page 12: ... qualified company e g the Authorised After Sales Technical Assistance Service for its replacement to avoid a hazard The power cable must be laid as shown Fig 5 If the network fuse on the connection terminal block needs re placing this must also be done by qualified personnel use a 3 15 A fast fuse For the main power supply to the appliance never use adapters multiple sockets or extension leads 1 ...

Page 13: ...ostat contact is of the clean type i e independent of the mains voltage otherwise the P C B would be damaged Any Comando Amico Remoto remote controlV2 must be connected to terminals 44 and 41 eliminating jumper X40 on the P C B Fig 19 The boiler can only be connected to one remote control If the Comando Amico Remoto remote control V2 or any other On Off chrono thermostat is used arrange two separa...

Page 14: ...NTROL DEVICE Important it is prohibited to put the flue exhaust control device out of order voluntarily Every piece of this device must be replaced using original spare parts if they have deteriorated In the case of repeated interventions of the flue exhaust control device check the flue exhaust pipe and the ventilation of the room in which the boiler is located N B for the boiler to function corr...

Page 15: ...ng mode To see the current operation mode it is sufficient to press button 1 once To change operation mode press the button for between 2 to 10 seconds until the current configuration flashing each time the button is pressed all possible functions are scrolled cyclically After a few seconds without doing any operation the circulator memorises the selected mode and goes back to operation display At...

Page 16: ...g low power supply voltage Voltage off range Check power supply R Y Y Y Y On Off On Off Off Electrical fault Pump blocked The circulator is locked due to power supply too low or serious malfunction Check the power supply if the anomaly persists replace the circulator Head available to the system Key V1 Total head available to the system with pump at speed 2 V2 Total head available to the system wi...

Page 17: ...o the following table Circulating pump LED Description G Y Y Y G Do not use G Y Y Y G Do not use G Y Y Y G Do not use G Y Y Y G Do not use G Y Y Y G Do not use G Y Y Y G Do not use G Y Y Y G Constant curve speed 1 G Y Y Y G Constant curve speed 2 G Y Y Y G Constant curve speed 3 Constant curve the pump operates maintaining constant speed For the NIKE ECO 24 boiler the pump is set at Constant curve...

Page 18: ...ss Circulator pump absorbed power W Flow rate l h Head kPa Closed bypass Key V1 Total head available to the system with pump at speed 1 V2 Total head available to the system with pump at speed 2 V3 Total head available to the system with pump at speed 3 A1 Power absorbed by the pump at speed 1 A2 Power absorbed by the pump at speed 2 A3 Power absorbed by the pump at speed 3 ...

Page 19: ...e formation of lime scale and preserves the original heat exchange and domestic hot water production conditions The boiler is prepared for application of the polyphosphate dispenser kit N B this is a type of chemical conditioning treatment for do mestic hot water if provided for by current regulations System zone control unit Kit If the central heating system is to be divided into several zones ma...

Page 20: ...s valve 6 DHW probe 7 System filling valve 8 Flue safety thermostat 9 Flow probe 10 Primary heat exchanger 11 Safety thermostat 12 Combustion chamber 13 Ignition and detection electrodes 14 System expansion vessel 15 Burner 16 Air vent valve 17 D H W heat exchanger 18 3 way valve motorised 19 System draining valve 20 Bypass 21 3 bar safety valve ...

Page 21: ...that a qualified technician checks efficiency of the ducting or other devices Nevercleantheapplianceorconnectedparts with easily flammable substances Never leave containers or flammable sub stances in the same environment as the appliance Do not open or tamper with the ap pliance Do not take apart or tamper with the intake and exhaust pipes Only use the user interface devices listed in this sectio...

Page 22: ...s or intercom devices in the building call an authorised company e g Authorised After Sales Service ATTENTION if you smell burning or see smoke com ing out of the appliance switch it off disconnect power close the main gas cock open the windows and call an authorised company e g AuthorisedAfter SalesService ATTENTION At the end of its service life the appli ance must not be disposed of like nor ma...

Page 23: ... flue ducts and multiple flues are stated in Par 1 11 and 1 12 If in doubt regarding correct ventilation contact an authorised company Key 1 Central heating temperature selector 2 Domestic hot water temperature selector 3 On Stand by Off Button 4 Summer Winter Button 5 Reset Button 6 Boost button 7 Operation in summer mode 8 Boiler in Stand by mode 9 Operation in winter mode 10 Blocked boiler it n...

Page 24: ...ntion if the boiler is switched off the CARV2 will display the CON connection error symbol The CARV2 is however powered constantly so as not to lose the stored programs Solaroperatingmode This function is activated automat ically id the boiler detects a probe on the DHW inlet optional or if the Solar ignition delay parameter is more than 0 seconds During a withdrawal if the outlet water is hot eno...

Page 25: ...tempts are re acquired 10 Insufficient system pressure Water pressure inside the central heating circuit that is sufficient to guarantee the correct operation of the boiler is not detected Check on the boiler pressure gauge that the system pressure is between 1 1 2 bar and restore the correct pressure if necessary 15 Configuration error If the board detects an anomaly or incongruity on the electri...

Page 26: ...ithin a preset period 38 Press the Reset button before restarting the boiler will run a post ventilation cycle 1 44 Block due to exceeding storage tank maximum opening time close to gas valve This occurs if the gas valve remains open for longer than re quired for normal operation without the boiler switching on Press the Reset button 1 44 Block for maximum time partial gas valve opening This occur...

Page 27: ... sure it is discharged into the waste water system pursuant to regulation EN 1717 2 10 DRAINING THE DOMESTIC HOT WATER CIRCUIT To do this always close the domestic cold water inlet upstream of the appliance Open any domestic hot water tap to discharge the pressure from the circuit 2 11 ANTIFREEZE PROTECTION The boiler has an anti freeze function that switches on auto matically when the temperature...

Page 28: ...rts If additional documentation needs to be consulted for extraordinary maintenance contact the Authorised After Sales Service 3 2 INITIAL CHECK To commission the boiler ensure that the type of gas used corresponds to boiler settings check connection to a 230V 50Hz power mains correct L N polarity and the earthing connection make sure the central heating system is filled with water and that the bo...

Page 29: ...nal system Check the intervention of the device against no gas ionisation flame control Intervention time must be less than 10 seconds Visually check for water leaks or oxidation from on connec tions Visually check that the drain of the water safety valves is not blocked Check that after discharging system pressure and bringing it to zero read on boiler pressure gauge the expansion vessel load is ...

Page 30: ...s manifold 8 Burner 9 Primary heat exchanger 10 Flue hood 11 Flue safety thermostat 12 Safety thermostat 13 Flow probe 14 Air vent valve 15 Boiler pump 16 System draining valve 17 System pressure switch 18 D H W heat exchanger 19 3 way valve motorised 20 Bypass 21 3 bar safety valve G Gas supply AC Domestic hot water outlet AF Domestic cold water inlet R System return M System flow ...

Page 31: ...3 Ignition and detection electrode E4 Safety thermostat E6 Flue safety thermostat F1 Phase fuse M1 Boiler pump M30 Three way valve R5 DHW temperature trimmer R6 C H temperature trimmer S2 Selector switch functioning S3 Block reset button S4 D H W flow switch S5 System pressure switch S20 Room thermostat optional S31 On Stand by Off Button S32 Boost button T1 Ignition transformer T2 Boiler P C B tr...

Page 32: ...ely low In this case make the boiler run at higher temperatures Frequent trips of the flue safety thermostat This can be caused by obstructions in the flue gas circuit Check the flue The flue may be obstructed or by height or section not suitable for the boiler Ventilation may be insufficient see room ventilation point Presence of air in the system Check opening of the special air vent valve cap P...

Page 33: ... it can operate with the correct type of gas nG Methane nG S3 Boiler type Establishes the boiler type and its functioning mode 0 combi 1 24 kW storage tank 2 28 kW storage tank 3 32kW storage tank 0 3 0 S4 Output ignition Establishes the power at which the boiler must switch on 0 50 set according to factory inspection 3 8 PROGRAMMING THE P C B Theboilerispreparedforpossibleprogrammingofseveraloper...

Page 34: ...two ways 0intermittent in winter mode the circulator is managed by the room thermostat or by the remote control 1continuous in winter mode the circulator is always powered and is therefore always in operation 0 1 0 P3 Relay 1 optional The boiler is set up for functioning with the relay board optional which can be configured 0 Off 1 Main zone control 2 General alarm 3 CH mode active 4 External gas ...

Page 35: ...00 seconds 0 t3 Display lighting Establishes the display lighting mode 0Automatic the display lights up during use and dims after 15 seconds of inactivity In the event of an anomaly the display flashes 1Off the display is always lit with low intensity 2On the display is always lit with high intensity 0 2 0 t4 Display Establishes what indicators 17 and 21 display Fig 16 0 Indicator 17 displays the ...

Page 36: ...adjusted must not be lower than that stated in the tables Parag 4 1 Adjustment any of the boiler maximum heat output in heating phase To adjust the maximum heat output during the heating phase change parameter S1 increasing the value the pressure in creases reducing it the pressure drops The pressure to which the boiler maximum heat output must be adjusted in central heating phase must not be carr...

Page 37: ...oiler remains off including signal ling 3 16 SOLAR PANELS COUPLING FUNCTION The boiler is prepared to receive pre heated water from a system of solar panels up to a maximum temperature of 65 C In any case it is always necessary to install a mixing valve on the hydraulic circuit upstream of the boiler on the cold water inlet Note in order for the boiler to work properly the temperature selected on ...

Page 38: ...e guard a 3 Unhook the decorative frame c from the relative lower re tainers 4 Remove the decorative frame c from the casing e 5 Undo the 2 front screws d that fasten the casing 6 Undo the 2 lower screws f that fasten the casing 7 Pull the casing towards you e 8 At the same time push the case e upwards to release it from the upper hooks Installation drawings key Unmistakeable component identificat...

Page 39: ...39 6 6 7 8 8 f f e 22 INSTALLER USER MAINTENANCE TECHNICIAN ...

Page 40: ... way Fig 23 Loosen 1 screws a and slide out 2 the anti glare metal sheet plate a Loosen 3 then screws b and slide out 4 front c of lower combustion chamber f Finally loosen 5 fixing screws d of electrode e Fig 24 Remove the 6 electrode from its fixing seat After replacing the electrode check the ceramic fibre panel of the combustion chamber for intactness if it is damaged replace it Then refit the...

Page 41: ...AL DATA 4 1 VARIABLE HEAT OUTPUT N B the power data in the table have been obtained with in take exhaust pipe measuring 0 5 m in length Gas flow rates refer to net calorific value at a temperature of 15 C and at a pressure of 1013 mbar Burner pressure values refer to use of gas at 15 C Combustion parameters measuring conditions of useful efficien cy flow temperature return temperature 80 60 C ambi...

Page 42: ...0 l h flow rate kPa m H2 O 28 6 2 9 Hot water production useful heat output kW kcal h 24 0 20640 Domestic hot water adjustable temperature C 30 60 Domestic hot water circuit min pressure dynamic bar MPa 0 3 0 03 Domestic hot water circuit max operating pressure bar MPa 10 0 1 0 Flow rate capacity in continuous duty T 30 C l min 11 2 Weight of full boiler kg 34 0 Weight of empty boiler kg 31 2 Elec...

Page 43: ... Serial Number CHK Check Code PIN PIN code Type Type of installation ref CEN TR 1749 Qnw min Minimum DHW heat input Qn min Central heating minimum heat input Qnw max DHW maximum heat input Qn max Central heating maximum heat input Pn min Minimum heat output Pn max Maximum heat output PMS Maximum system pressure PMW Maximum domestic hot water pressure D Specific flow rate TM Maximum operating tempe...

Page 44: ...ominal heat output in high temper ature mode η4 81 0 At 30 of nominal heat output in a low temperature mode P1 7 1 kW At 30 of nominal heat output in a low temperature mode η1 80 1 Auxiliary electricity consumption Other items At full load elmax 0 011 kW Heat loss in standby Pstby 0 162 kW At partial load elmin 0 011 kW Ignition burner energy consumption Pign 0 000 kW In standby mode PSB 0 002 kW ...

Page 45: ...consumption for the domestic hot water function AEC 22 kWh Annual fuel consumption for the domestic hot water function AFC 20 GJ Seasonal space heating energy efficiency ηs 77 Water heating energy efficiency ηwh 75 For proper installation of the device refer to chapter 1 of this booklet for the installer and current installation regulations For proper maintenance refer to chapter 3 of this booklet...

Page 46: ...iler board Supplementary heat pump From the heat pump board Solar contribution and supplementary heat pump Select the lowest value The energy efficiency of the set of products indicated in this sheet may not reflect the actual energy efficiency after installation since such efficiency is affected by additional factors such as the heat loss in the distribution system and the size of the products co...

Page 47: ...s sheet may not reflect the actual energy efficiency after installation since such efficiency is affected by additional factors such as the heat loss in the distribution system and the size of the products compared to the size and features of the building Seasonal central heating energy efficiency of the set Seasonal central heating energy efficiency class of the set Solar contribution From the bo...

Page 48: ... x I 10 x II III I Auxiliary electricity 3 G F E D C B A A A A 27 27 27 28 27 27 27 28 30 30 30 32 33 34 35 36 36 37 38 40 39 50 55 60 65 75 80 85 100 115 123 131 130 150 160 170 163 188 200 213 M L XL XXL 3 2 3 2 The energy efficiency of the set of products indicated in this sheet may not reflect the actual energy efficiency after installation since such efficiency is affected by additional facto...

Page 49: ...lectricity 3 G F E D C B A A A A 27 27 27 28 27 27 27 28 30 30 30 32 33 34 35 36 36 37 38 40 39 50 55 60 65 75 80 85 100 115 123 131 130 150 160 170 163 188 200 213 M L XL XXL 3 2 3 2 The energy efficiency of the set of products indicated in this sheet may not reflect the actual energy efficiency after installation since such efficiency is affected by additional factors such as the heat loss in th...

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Page 52: ...mmergas S p A 42041 Brescello RE Italy Tel 0522 689011 Fax 0522 680617 IMMERGAS SPA ITALY CERTIFIED COMPANY UNI EN ISO 9001 2015 Design manufacture and post sale assistance of gas boilers gas water heaters and related accessories Cod 1 043516ENG rev ST 004643 001 07 20 ...

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