Related Manuals for Immergas EOLO Maior
Summary of Contents for Immergas EOLO Maior
- Page 1 EOLO Maior @ Wall-hung instant room-sealed fan assisted boilers (type C) User’s Manual Installer Instrukcja obslugi Libro de instrucciones User Kullanım ve bakım kılavuzu Technician Manual de instruções Návod pro obsluhu a montáz...
- Page 2 Congratulations on your purchase of a high quality Immergas product designed to ensure pro- longed comfort and safety. As an Immergas customer you can count on a professional Authorised Service Centre, professional personnel to guarantee constant efficiency of your boiler.
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Page 3: Table Of Contents
3.17 Eolo 24 Maior @ technical specifications....................33 3.18 Eolo 27 Maior @ technical specifications....................34 Immergas S.p.A. declines any responsibility for printing or writing errors, and reserves the right to alter commercial and technical specifications without prior notice. -
Page 4: Boiler Installation
These boilers are used to heat water to below boiling contact a qualified technician (e.g. from the Immergas temperature in atmospheric pressure. Service centre to ensure use of original spare parts). -
Page 5: Connection Unit (Supplied As Standards With The Boiler)
UNI EN 437 and 25 degrees French). relative attachments, as insufficient pressures can Electrical Connection. The Eolo Maior @ boiler is reduce generator power, causing the user inconven- designed with IPX4D protection rating. Electrical iences. - Page 6 Phase-Neu- tral mains, an adaptor kit must be fitted on the boiler for Phase-Phase mains, available on request. Con- tact an Authorised Immergas Service Centre for in- stallation of the kit. Auxiliary outlet 230V~50Hz Zones P.C.B.
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Page 7: Installing Air Intake And Flue Exhaust Terminals
N.B.: The boiler must be installed exclusively with an original Immergas air intake and flue extrac- tion system as specified by standards. This sys- tem is identifiable by a special identification mark bearing the note: “not for condensing boilers”. - Page 8 Resistance Factors and Equivalent Lengths. Equivalent length in Equivalent length in Equivalent length in metres of concentric metres of concentric metres of pipe Ø 80 Resistance pipe Ø 60/100 pipe Ø 80/125 Factor DUCT TYPE Intake Concentric pipe Ø 60/100 1 m Intake 7.1m m 2,8...
- Page 9 Resistance Factors and Equivalent Lengths. Equivalent length in Equivalent length in Equivalent length in metres of concentric metres of concentric metres of pipe Resistance pipe Ø 80/125 factor pipe Ø 60/100 Ø 80 DUCT TYPE Terminal complete with concentric horizontal Intake Intake intake-exhaust Ø...
- Page 10 Eolo 21 Maior @ diaphragm table. Eolo 24 Maior @ diaphragm table. Duct length in metres Duct length in metres DIAPHRAGM DIAPHRAGM Ø 60/100 horizontal Ø 60/100 horizontal Ø 46 From 0 to 1 Ø 44 From 0 to 1 From 1 to 2 From 1 to 2 Ø...
- Page 11 Eolo 27 Maior @ diaphragm table. Diaphragm installation. To ensure correct opera- tion of the boiler, a diaphragm (see figure) must be installed on output of the sealed chamber before the Duct length in metres DIAPHRAGM intake and exhaust duct. Selection of a suitable dia- Ø...
- Page 12 couplings on other flue extraction components, pro- Connection with 1 extension. Max. distance be- ceed as follows: fit the concentric pipe or concen- tween vertical boiler axis and external wall: 1855 tric elbow with the male section (smooth) on the female section (with lip-seal) of the previously in- stalled component to the end stop to ensure per- fect sealing of the coupling.
- Page 13 maximum horizontal length of 7300 mm including centric terminal Ø 80/125 with the male section (6) the terminal grille and excluding the concentric (smooth), in the female section of the adapter (3) bend on output of the boiler and the adapter Ø 60/ (with lip seal) to the end stop, ensuring that washer 100 in Ø...
- Page 14 Separator kit Ø 80/80. The separator kit Ø 80/80, enables the division of the flue exhaust pipes and air intake pipes according to the diagram shown in the figure. Combustion products are expelled from duct (A). Air is taken in through duct (B) for combustion. Intake duct (B) can be installed either on the right or left hand side of the central exhaust duct (A).
- Page 15 Maximum effective lengths (including intake terminal with grille and two 90° bends) NON-INSULATED DUCT INSULATED DUCT Exhaust (metres) Intake (metres) Exhaust (metres) Intake (metres) 36.0* 29.5* 34.5* 28.0* 33.0* 26.5* 32.0* 25.5* 30.5* 24.0* 22.5* * The intake duct can be increased by 2.5 metres if 21.5* the bend on exhaust is eliminated, 2 metres if the intake bend is eliminated or 4 metres of both bends...
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Page 16: Flue Exhaust Via Flues
Immergas supplies insulated in- take and exhaust pipes. Insulation may be neces- sary on exhaust pipes due to excessive drops in... -
Page 17: Chimneys/Flues
1.7 Chimneys/Flues. General notes. A chimney/flue used to exhaust com- bustion products must be designed as follows: - ducting must ensure sealing of combustion prod- ucts, be waterproof and insulated; - construction in incombustible material suitable to resist normal mechanical stress, heat and action of combustion products or condensation;... -
Page 18: Circulation Pump
1.11 Circulation pump. - switch on the boiler and ensure correct ignition; Eolo Maior @ boilers are supplied with a built-in cir- culation pump with 3-position electric speed control. - ensure that the gas flow rate and pressure values... - Page 19 System pump head Eolo 24 Maior @. A = Head available on third speed setting B = Head available on second speed setting C = Head available on third speed setting with by-pass inserted D = Head available on second speed setting with by-pass inserted Flow rate Litres/h...
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Page 20: Eolo 21-24 Maior @ Boiler Components
1.12 Eolo 21-24 Maior @ boiler components. Key: 1 - Air/flue intake sockets (A air) - (F flue) 2 - Fan safety pressure switch 3 - Flue extraction fan 4 - Domestic hot water NTC thermistor 5 - Gas valve 6 - Draining valve 7 - Central heating filling valve 8 - Automatic air vent valve... -
Page 21: Eolo 27 Maior @ Boiler Components
(three at maximum) in order to control separately with independent regulations and to maintain high the flow of water of every zone, Immergas supplies when requested the zoned heating system kit. -
Page 22: Operation And Maintenance Instructions
30 days, contact traction and relative accessories, switch off the ap- an authorised technician (such as the immergas Au- pliance and on completion of operations ensure that thorised Technical Services). Immergas Service Cen-... -
Page 23: Breakdowns And Anomalies Signaling
To eliminate the over heat lock is necessary to turn produces domestic hot water; is necessary to contact momentary the main switch (5) to Reset position. If an authorised technician ( e.g. Immergas Technical the problem is frequent, contact an authorised Service). -
Page 24: Boiler Shutdown
(5) to ( ) position. In case contact operation in the event of prolonged absence, the sys- a qualified technician (e.g. Immergas Technical tem must be drained completely or anti-freeze sub- Service). stances should be added to the heating system wa- ter. -
Page 25: Boiler Start-Up (Preliminary Testing)
If any checks/inspection give negative results, do not - switch on the boiler and ensure correct ignition; start the boiler. - ensure that the maximum, intermediate and mini- 3.1 Eolo Maior @ hydraulic circuit diagram. Key: 1 - Sanitary min. flow shutter 2 - Flow limiter... -
Page 26: Eolo Maior @ Electrical Circuit Diagram
3.2 Eolo Maior @ electrical circuit diagram. NW: The electric diagram Zones control Key: shows the connection box (optional) Power Supply with ignition control box B1 - Central heating NTC thermistor 230V~50Hz Brahma type. With ignition control box B&P B2 - Sanitary NTC thermistor... -
Page 27: Troubleshooting
N.B.: all boiler adjustment operations must be per- - Frequent cut-in of the temperature-rise safety ther- formed by a qualified technician (e.g. Immergas Tech- mostat. This may be due to low water pressure in nical Assistance Service). Burner adjustment must the boiler, insufficient water circulation in the heat- be carried out using a differential “U”... -
Page 28: Eolo Maior @ Boiler Slow Ignition Adjustment
N.B.: the Eolo Maior @ boiler is produced and set to rated power during heating, however, about 15 min- utes are required to reach rated heating power; since... -
Page 29: Casing Disassembly
Eolo Maior @ electronic card GAS VK 4105 valve for Eolo Maior @ Key: 1 - Coil 8 - Air pressure socket hose connector 2 - Coil pin 10 - Slow ignition adjustment trimmer 3 - Maximum power adjustment screw... -
Page 30: Annual Appliance Maintenance
3.12 Annual appliance maintenance. against the ionisation flame control gas; activa- The following checks and maintenance should be tion time must be less than ten seconds. performed at least once a year. - Clean the flue side of the heat exchanger. - Visually inspect to check for leakage of water or oxidation of relative couplings. -
Page 31: Eolo 21 Maior @ Variable Heating Power
3.13 Eolo 21 Maior @ variable heating power. NATURAL GAS (G20) BUTANE (G30) PROPANE (G31) HEATING HEATING BURNER GAS BURNER NOZZLE BURNER GAS BURNER NOZZLE BURNER GAS BURNER NOZZLE POWER POWER FLOW RATE PRESSURE FLOW RATE PRESSURE FLOW RATE PRESSURE (kcal/h) (kW) (mbar) (mmw.g.) -
Page 32: Eolo 27 Maior @ Variable Heating Power
3.15 Eolo 27 Maior @ variable heating power. METURAL GAS (G20) BUTANE (G30) PROPANE (G31) HEATING HEATING BURNER GAS BURNER NOZZLE BURNER GAS BURNER NOZZLE BURNER GAS BURNER NOZZLE POWER POWER FLOW RATE PRESSURE FLOW RATE PRESSURE FLOW RATE PRESSURE (kcal/h) (kW) (mbar) (mmw.g.) -
Page 33: Eolo 21 Maior @ Technical Specifications
3.16 Eolo 21 Maior @ technical specifications. Nominal heat input kW (kcal/h) 26,5 (22826) Minimum heat input kW (kcal/h) 10,8 (9302) Nominal heat output kW (kcal/h) 24,4 (21000) Minimum heat output kW (kcal/h) 9,3 (8000) Efficiency at 100% 92,0 Efficiency at 30% 90,3 Heat loss from casing with burner On/Off 0,7/0,9... -
Page 34: Eolo 24 Maior @ Technical Specifications
3.17 Eolo 24 Maior @ technical specifications. Nominal heat input kW (kcal/h) 30,0 (25834) Minimum heat input kW (kcal/h) 12,1 (10405) Nominal heat output kW (kcal/h) 27,9 (24000) 10,5 (9000) Minimum heat output kW (kcal/h) Efficiency at 100% 92,9 Efficiency at 30% 90,9 Heat loss from casing with burner On/Off 0,6/0,82... -
Page 35: Eolo 27 Maior @ Technical Specifications
3.18 Eolo 27 Maior @ technical specifications. Nominal heat input kW (kcal/h) 34,3 (29508) Minimum heat input kW (kcal/h) 14,7 (12647) Nominal heat output kW (kcal/h) 31,4 (27000) Minimum heat output kW (kcal/h) 12,5 (10750) Efficiency at 100% 91,5 Efficiency at 30% 89,5 Heat loss from casing with burner On/Off 1,0/0,69... - Page 36 INTERNET http: //www. immergas.com IMMERGAS S.p.A. • 42041 Brescello (RE) Italy Cod. 1.017060 Rev. 15.010709/001 - 07/02...