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Immergas S.p.A. declines all liability due to printing or transcription errors, reserving the right to make any modifications to its technical and commercial 

documents without forewarning.

Dear Customer,

Our compliments for having chosen a top-quality Immergas product, able to assure well-being and safety for a long period of time.

 

As an Immergas customer 

you can also count on a qualified after-sales service, prepared and updated to guarantee constant efficiency of your boiler. Read the following pages carefully: you 

will be able to draw useful suggestions regarding the correct use of the appliance, the respect of which, will confirm your satisfaction for the Immergas product.
For assistance and scheduled maintenance contact Authorised After-Sales centres: they have original spare parts and are specifically trained directly by the 

manufacturer. 

General recommendations

All Immergas products are protected with suitable transport packaging.
The material must be stored in dry environments protected against bad weather.
The instruction book is an integral and essential part of the product and must be consigned to the new user also in the case of transfer or succession of ownership.
It must be stored with care and consulted carefully, as all of the warnings provide important safety indications for installation, use and maintenance stages.
This instructions manual provides technical information for installing Immergas boilers. As for the other issues related to boiler installation (e.g. safety in the work 

site, environment protection, injury prevention), it is necessary to comply with the provisions specified in the regulations in force and principles of good practice.
In compliance with 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, according to the manufacturer's instructions and by professionally qualified 

staff, intending staff with specific technical skills in the plant sector, as envisioned by the Law.
Improper installation or assembly of the Immergas appliance and/or components, accessories, kit and devices can cause unexpected problems to people, animals 

and objects. Read the instructions provided with the product carefully to ensure a proper installation.
Maintenance must be carried out by skilled technical staff. The Immergas Authorised After-sales Service represents a guarantee of qualifications and 

professionalism.
The appliance must only be destined for the use for which it has been expressly declared. Any other use will be considered improper and therefore potentially 

dangerous.
If errors occur during installation, operation and maintenance, due to non compliance with technical laws in force, standards or instructions contained in this 

book (or however supplied by the manufacturer), the manufacturer is excluded from any contractual and extra-contractual liability for any damages and the 

appliance warranty is invalidated.

The company IMMERGAS S.p.A., with registered office in via Cisa Ligure 95 42041 Brescello (RE), declares that the design, manufacturing and after-sales 

assistance processes comply with the requirements of standard UNI EN ISO 9001:2008.

For further details on the product CE marking, request a copy of the Declaration of Conformity from the manufacturer, specifying the appliance model 

and the language of the country.

Summary of Contents for Nike Star 24 4 ErP

Page 1: ...Maintenance Technician 1 038183ENG Instantaneous wall hung boilers with open chamber type B and natural draught The European regulation 813 2013 provides that this boiler can be installed only to replace similar equipment connected to existing branched multiple flues ...

Page 2: ...the regulations in force and principles of good practice In compliance with 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 according to the manufacturer s instructions and by professionally qualified staff intending staff with...

Page 3: ...se cleaning 12 2 11 Decommissioning 12 3 Boiler start up Initial check 13 3 1 Hydraulic layout 13 3 2 Wiring diagram 14 3 3 Troubleshooting 14 3 4 Converting the boiler to other types of gas 14 3 5 Checks following conversion to another type of gas 15 3 6 Possible adjustments 15 3 7 Programming the p C B 15 3 8 Automatic slow ignition function with timed ramp delivery 16 3 9 Chimney sweep function...

Page 4: ...ifically trained staff and original spare parts Do not attempt to modify or repair the appliance alone Failuretocomplywiththeaboveimpliespersonal responsibility and invalidates the warranty Installation regulations installation of these boilers in bedrooms studio flats and bathrooms or in premises where there are wood fired heaters or solid fuel heaters in general and in premises next to or connec...

Page 5: ...anti backflow kit to be used upstream of the cold water inlet connection of the boiler It is also recommended that the heat transfer fluid e g water glycol entered in the primary circuit of the boiler heating circuit complies with the local regulations in force Important to preserve the duration of appliance efficiency features in the presence of water whose features can lead to the deposit of lim...

Page 6: ...r at most in the adjoining room and must comply with the requirements indicated by the current technical regulations 1 9 FLUE EXHAUST CONTROL DEVICE Important it is prohibited to put the fumes 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 fumes exhaust con...

Page 7: ...rculator has various built in operation modes however the constant curve operation mode must be selected according to the following table Circulating pump LED Description G Y Y Y Y On On On Off Off Do not use G Y Y Y Y On On On On Off Constant curve speed 2 G Y Y Y Y On On On On On Constant curve speed 3 default G Y Y Y Y On On On Off On Constant curve speed 4 Constantcurve thecirculatoroperatesma...

Page 8: ...ospha tedispenserreducestheformationoflime scale and preserves the original heat exchange and domestic hot production water conditions The boiler is predisposed for application of the polyphosphate dispenser kit Connection unit kit Includes pipes fittings and cocks including gas cock to carry out all connections to the boiler system The above mentioned kits are supplied complete with instructions ...

Page 9: ...hot water probe 7 System filling valve 8 Flue safety thermostat 9 Delivery probe 10 Rapid heat exchanger 11 Safety thermostat 12 Combustion chamber 13 Ignition and detection electrodes 14 System expansion vessel 15 Burner 16 Vent valve 17 Manifold 18 System draining valve 19 By pass 20 3 bar safety valve N B connection group optional 1 15 BOILER COMPONENTS ...

Page 10: ...n the vicinity of ducting or devices for flue extraction and relative accessories switch off the appliance and on completion of operations ensure that a qualified technician checks effi ciency of the ducting or other devices Never clean the appliance or connected parts with easily flammable substances Never leave containers or flammable substances in the same environment as the appliance It is pro...

Page 11: ...eset button 1 04 Contacts resistance block The P C B detects a malfunction of the safety thermostat of the flue pressure switch or of the system pressure switch Press the Reset button 1 05 Flow probe anomaly The board detects an anomaly on the flow NTC probe The boiler does not start 1 06 Domestic hot water probe anomaly The board detects an anomaly on the domestic hot water NTC probe In this case...

Page 12: ...ops contact qualified staff for assistance to eliminate possible system leakage 2 8 SYSTEM DRAINING To drain the boiler act on the special draining valve Fig 2 2 e 1 8 Before draining ensure that the filling valve is closed 2 9 ANTI FREEZE PROTECTION The boiler is supplied with an antifreeze function as per standard that activates the function of the pump and the burner when the internal system wa...

Page 13: ...witchtheboileronandensurecorrectignition make sure the gas maximum intermediate and minimum flow rate and pressure values correspond to those given in the handbook par 3 17 checkactivationofthesafetydeviceintheevent of no gas as well as the relative activation time check activation of the main switch located upstream from the boiler check the existing draught during normal functioning of the appli...

Page 14: ...ent interventions of the chimney safety thermostat This can be caused by obstructions in the fumes 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 automatic vent valve Fig 1 6 Make sure the system pressure and expansion vessel p...

Page 15: ...gas N B to adjust the gas valve remove the plastic cap 6 after adjusting refit the cap Adjustment of the boiler minimum heat output in heating phase N B only proceed after having calibrated the minimum domestic hot water pressure To adjust the minimum heat output during the heatingphase changeparameter 5 increasing the value the pressure increases reducing it the pressure drops The pressure to whi...

Page 16: ...ndard setting P8 3 8 AUTOMATIC SLOW IGNITION FUNCTION WITH TIMED RAMP DELIVERY In the ignition phase the P C B carries out an increasing gas delivery ramp with pressure va lues that depend on the type of gas selected with preset duration This prevents every calibration or precision adjustment of the boiler ignition phase in any conditions of use 3 9 CHIMNEY SWEEP FUNCTION When activated this funct...

Page 17: ...ot water control thermostat inter vention Check that the internal system is properly sealed according to specifications Check the intervention of the device against no gas ionization flame control Intervention time must be less than 10 seconds Visually check for water leaks or oxidation from on connections Visually check that the water safety drain valve is not blocked Check that after discharging...

Page 18: ...18 3 4 3 2 2 4 1 INSTALLER USER MAINTENANCE TECHNICIAN ...

Page 19: ...50 2 10 6 10 1 80 CO at 0 di O2 at Q Nom Min ppm 79 86 151 100 95 137 NOX at 0 di O2 at Q Nom Min ppm 58 12 110 15 97 12 Temperature of fumes at nominal output C 101 106 102 Temperature of fumes at minimum output C 85 85 76 METHANE G20 BUTANE G30 PROPANE G31 HEATING POWER HEATING POWER BURNER GAS FLOW RATE PRESS BURNER NOZZLES BURNER GAS FLOW RATE PRESS BURNER NOZZLES BURNER GAS FLOW RATE PRESS BU...

Page 20: ...kW kcal h 23 6 20296 Domestic hot water adjustable temperature C 35 55 Min pressure dynamic domestic hot water circuit bar 0 3 Domestic hot water circuit max working pressure bar 10 Minimum D H W flow rate l min 2 0 Continuous flow rate T 30 C l min 11 1 Weight of full boiler kg 25 3 Weight of empty boiler kg 24 6 Electric attachment V Hz 230 50 Nominal absorption A 0 3 Installed electric power W ...

Page 21: ...ber CHK Check Cod PIN PIN code Type Type of installation ref CEN TR 1749 Qnw min Minimum heating capacity domestic Qn min Minimum heating capacity heating Qnw max Maximum heating capacity domestic Qn max Maximum heating capacity heating Pn min Minimum heat output Pn max Maximum heat output PMS Maximum pressure system PMW Maximum pressure domestic D Specific flow rate TM Maximum working temperature...

Page 22: ...artial load elmin 0 014 kW Ignition burner energy consumption Pign 0 000 kW In standby mode PSB 0 003 kW Emissions of nitrogen oxides NOX 138 mg kWh For mixed central heating appliances Stated load profile XL Domestic hot water production efficiency ηWH 78 Daily electrical power consumption Qelec 0 119 kWh Daily gas consumption Qfuel 25 631 kWh Contact information IMMERGAS S p A VIA CISA LIGURE 95...

Page 23: ...ementary heat pump From fiche of heat pump Solar contribution and Supplementary heat pump Select smaller value Boiler and supplementary heat pump installed with low temperature heat emitters at 35 C From fiche of heat pump The energy efficiency of the package of products provided far in this fiche may not correspond to its actual energy efficiency once installed in a building as the efficiency is ...

Page 24: ...he energy efficiency of the package of products provided far in this fiche may not correspond to its actual energy efficiency once installed in a building as the efficiency is influenced by further factors such as heal loss in the distribution system and the dimensioning of the products in rela tion to building size and characteristics Seasonal space heating energy efficiency of package Seasonal s...

Page 25: ... contribution From fiche of solar device 1 I 2 1 1 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 package of products provided far in this fiche may not correspond to its actual energy efficiency once inst...

Page 26: ...ncy under colder and warmer climate conditions Colder 0 2 x Warmer 0 4 x Declared load profile Solar contribution From fiche of solar device 1 ___ 2 1 1 x ___ 10 x ____ ____ ____ 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 t...

Page 27: ...27 ...

Page 28: ...immergas com Immergas S p A 42041 Brescello RE Italy Tel 0522 689011 Fax 0522 680617 Certified company ISO 9001 This instruction booklet is made of ecological paper Cod 1 038183ENG rev ST 002208 001 02 16 Inglese per IRLANDA IE ...

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