Related Manuals for Immergas MINI EOLO 28 3E
Summary of Contents for Immergas MINI EOLO 28 3E
- Page 1 MINI EOLO Instructions and warnings Installer 28 3E User Maintenance technician...
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Page 3: Table Of Contents
1.10 External temperature probe (optional)......14 Wiring diagram..............39 1.11 Immergas flue systems............15 Possible problems and their causes......... 40 1.12 Outdoor installation in partially protected area.... 16 Converting the boiler to other types of gas....41 1.13... -
Page 4: Dear Customer
Dear Customer Congratulations for having chosen a top-quality Immergas product, able to assure well-being and safety for a long period of time. As an Im- mergas customer you can also count on a Qualified Technical Assistance Centre, prepared and updated to guarantee constant efficiency of your appliance. -
Page 5: Safety Symbols Used
Safety symbols used. GENERIC HAZARD Strictly follow all of the indications next to the pictogram. Failure to follow the indications can generate hazard situa- tions resulting in possible harm to the health of the operator and user in general. ELECTRICAL HAZARD Strictly follow all of the indications next to the pictogram. -
Page 6: Boiler Installation
The place of installation of the appliance and relative technical data table in this booklet. Immergas accessories must have suitable features (technical and structural), such as to allow for (always in safe, ATTENTION:... - Page 7 Installation Standards: Before installing the appliance, ensure it has been delivered in perfect condition; if in doubt, contact - this boiler can be installed outside in the supplier immediately. Packing materials (staples, a partially protected area. A partially nails, plastic bags, polystyrene foam, etc.) constitute a hazard and must be kept out of the reach of children.
- Page 8 ATTENTION: The hex head screws supplied in the blister pack are to be used exclusively to fix the relative mounting - Type B open chamber boilers must bracket to the wall not be installed in places where com- mercial, artisan or industrial activities take place, which use products that may develop These boilers are used to heat water to below boiling volatile vapours or substances (e.g.
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Page 9: Main Dimensions
Main dimensions. Key: - Gas supply - Domestic hot water outlet ACV - Solar valve kit DHW inlet (Optional) - Domestic cold water inlet - System return - System flow - Electrical connection N.B.: connection group (optional) Height (mm) Width (mm) Depth (mm) CONNECTIONS DOMESTIC... -
Page 10: Antifreeze Protection
An aqueous solution must be made with potential pollution class of water 2 (EN 1717:2002 or local standards in force). The materials used for the central heating circuit of Immergas boilers withstand ethylene and propylene glycol based anti- freeze liquids (if the mixtures are prepared perfectly). -
Page 11: Gas Connection
(i.e. downstream from the pipes connecting the system to the appliance), according to the manufacturer’s instructions. The Immergas connection unit, supplied as an optional kit, also includes the gas cock, whose installation instructions are provided in the kit. -
Page 12: Hydraulic Connection
Also ensure that the electrical installation corresponds to maxi- the IMMERGAS anti-backflow kit to be used upstream of the cold mum absorbed power specifications as shown on the boiler data water inlet connection of the boiler. -
Page 13: Remote Controls And Room Chrono-Thermostats (Optional)
ATTENTION: • On/Off Immergas digital chrono-thermostat. No appliance pipes must ever be used The chrono-thermostat allows: to earth the electric system or telephone - set two room temperature value: one for day (comfort temper- ature) and one for night (reduced temperature);... -
Page 14: External Temperature Probe (Optional)
Immergas chrono-thermostats. The correlation between system extreme precision and therefore with evident saving in running flow temperature and external temperature is determined by the costs. -
Page 15: Immergas Flue Systems
1.11 Immergas flue systems. • Positioning of double lip seals. Immergas supplies various solutions separately from the boilers For correct positioning of lip seals on elbows and extensions, regarding the installation of air intake terminals and flue exhaust, follow the direction of assembly given in figure (Fig. 8). -
Page 16: Outdoor Installation In Partially Protected Area
1.12 OUTDOOR INSTALLATION PARTIALLY • Fitting the cover kit. PROTECTED AREA. To assemble and configure the cover kit correctly, please refer to the relative instructions sheet. A partially protected location is a place where the • Max. length of exhaust duct. appliance is not exposed to the direct effects of the The flue pipe (vertical or horizontal) can be extended to a max. - Page 17 • Configuration without cover kit (boiler type C). • Intake diaphragm installation. By leaving the side plugs fitted, it is possible to install the appli- For correct boiler functioning with Ø 80 separator kits and ance externally, in partially covered places, without the cover drain measuring >...
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Page 18: Tables Of Resistance Factors And Equivalent Lengths
1.13 TABLES OF RESISTANCE FACTORS AND EQUIVALENT LENGTHS. Equivalent length Equivalent length Resistance Equivalent length in m of concentric in m of concentric TYPE OF DUCT Factor in m of pipe pipe pipe Ø 80 Ø 60/100 Ø 80/125 Intake m 7.1 Intake and Concentric pipe Ø... -
Page 19: Indoor Installation
1.14 INDOOR INSTALLATION. The Ø 60/100 horizontal intake/exhaust kit can be installed with • Type C configuration, sealed chamber and fan assisted. the rear, right side, left side and front outlet. Horizontal intake - exhaust kit Ø60/100. • Application with rear outlet (Fig. 15). The 970 mm pipe length Kit assembly (Fig. - Page 20 • Horizontal intake-exhaust kit Ø 80/125. Normally the Ø 80/125 horizontal intake-exhaust kit is used if Kit assembly (Fig. 19): install the bend with flange (2) onto the particularly long extensions are required; the Ø 80/125 kit can be central hole of the boiler inserting the gasket (1) and tighten installed with rear, right side, left side and front outlet.
- Page 21 • Vertical kit with aluminium tile Ø 80/125. This specific terminal enables flue exhaust and air intake, necessary Kit assembly (Fig. 21): install the concentric flange (2) on the for combustion, in a vertical direction. central hole of the boiler inserting the gasket (1) and tighten N.B.: The Ø...
- Page 22 • Separator kit Ø 80/80. making sure that the internal wall sealing plate has been fitted. The Ø 80/80 separator kit, allows separation of the exhaust flues This will ensure sealing and joining of the elements making up and air intake pipes according to the diagram shown in the figure. the kit.
- Page 23 12 m recommended, it is necessary to properly consider the possibility that condensation may form inside the duct and therefore Immergas “Serie Blu” insulated flue fittings, or other flue fittings with similar characteristics, should be used. It’s not allowed that condensation flow towards...
- Page 24 (1) and tighten with the flat-tipped face of the intake pipes, on request Immergas supplies insulated hex screws included in the kit. Remove the flat flange present intake-exhaust pipes.
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Page 25: Flue Exhaust To Flue/Chimney
pipe, except the elbow leaving the splitter is insulated to reduce technical staff. Chimney or flue sections for connection of the heat loss from the pipe, thus preventing the formation of flue exhaust pipe must comply with requisites of technical standards gas condensate. -
Page 26: Flues, Chimneys And Chimney Caps
1.18 FLUES, CHIMNEYS AND CHIMNEY CAPS. N.B.: during these operations turn on the circulation pump at The flues, chimneys and chimney caps for the evacuation of com- intervals, by means of the stand-by/summer winter switch (2 Fig. bustion products must be in compliance with applicable standards. 33) positioned on the control panel. -
Page 27: Circulation Pump
The above-mentioned kits are supplied complete with instructions for assembly and use. Check the complete list of kits available and which can be combined with the product, consult the Immergas website, the Immergas Price List or the technical-commercial documentation (catalogues and data sheets). -
Page 28: Boiler Components
1.24 BOILER COMPONENTS. Key: 1 - Sample points (air A) - (flue gas F) 10 - Negative signal pressure point 19 - System pressure switch 11 - Flue pressure switch 20 - Vent valve 2 - Sealed Chamber 3 - Fan 12 - Delivery probe 21 - Boiler pump 4 - Combustion chamber... -
Page 29: Instructions For Use And Maintenance
INSTRUCTIONS FOR USE AND • Do not open or tamper with the ap- MAINTENANCE. pliance. • Do not take apart or tamper with the General warnings. intake and exhaust pipes. ATTENTION: • Only use the user interface devices listed in •... - Page 30 ATTENTION: ATTENTION: if you smell burning or see smoke com- if you smell gas in the building: ing out of the appliance, switch it off, - close the gas meter interception device disconnect power, close the main gas cock, or the main interception device; open the windows and call an authorised - if possible, close the gas interception cock company (e.g.
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Page 31: Cleaning And Maintenance
Cleaning and maintenance. To preserve the boiler's integrity and keep the safety features, performance and reliability, which distin- guish it, unchanged over time, you must execute maintenance operations on a yearly basis in compli- ance with what is stated in the relative point at “annual check and maintenance of the appliance”... -
Page 32: Ignition Of The Boiler
Ignition of the boiler. • Functioning with optional external probe ( ). In the case of Before ignition make sure the heating system is filled with water a system with optional external probe, the boiler flow tempera- and that the manometer (7) indicates a pressure of 1 ÷ 1.2 bar. ture for room central heating is managed by the external probe - Open the gas cock upstream from the boiler. -
Page 33: Fault And Anomaly Signals
Fault and anomaly signals. The boiler signals out anomalies by flashing on the display and relative error codes, listed on the table, are displayed. Error Anomaly signalled Cause Boiler status / Solution Code In the event of request of room central heating or domestic hot water production, the boiler does not switch on within the preset No ignition block Press the Reset button (1). -
Page 34: Information Menu
Error Anomaly signalled Cause Boiler status / Solution Code Loss of remote control This occurs 1 minute after communication loss between the boiler Switch the boiler on and off again (1). communication and the remote control. Low power supply This occurs when the power supply voltage is lower than the If normal conditions are restored the boiler voltage allowed limits for the correct boiler operation. -
Page 35: Boiler Shutdown
(Fig. 32) and the internal domestic hot water distribution net- and installation of the Immergas Anti-freeze Kit in the boiler work. (Par. 1.4). In the case of prolonged inactivity (second case), we also recommend that: - disconnect the electric power supply;... -
Page 36: Instructions For Maintenance And Initial Check
With regard to the above, only use Immergas original spare parts when replacing parts. If additional documentation needs to be consulted for extraordinary maintenance, contact the Authorised After-Sales Service. -
Page 37: Yearly Appliance Check And Maintenance
at Nominal Q. at Minimum Q. Yearly appliance check and maintenance. The following checks and maintenance should be G 20 6.90 % (-±-) 2.60% (-±-) performed at least once a year to ensure operation, G 31 7.60% (-±-) 3.10% (-±-) safety and efficiency of the appliance over time. -
Page 38: Boiler Hydraulic Diagram
Boiler Hydraulic diagram. Key: 15 - Vent valve 1 - Domestic hot water flow switch 2 - System filling valve 16 - Boiler pump 3 - Flow limiter 17 - System draining valve 18 - System pressure switch 4 - Domestic hot water probe 5 - Gas valve 19 - Plate heat exchanger 6 - System expansion vessel... -
Page 39: Wiring Diagram
Wiring diagram. Key: B1 - Flow probe S20 - Room thermostat (optional) 1 - User interface S21 - Domestic hot water temperature 2 - N.B.: The user interface is on the B2 - Domestic hot water probe B4 - External probe increase key welding side of the boiler board - Comando Amico Remoto... -
Page 40: Possible Problems And Their Causes
Possible problems and their causes. Maintenance interventions must be carried out by an authorised company (e.g. Authorised After-Sales Technical Assistance Service). Trouble Possible causes Solutions Smell of gas Caused by leakage from gas circuit pipelines Check sealing efficiency of gas intake circuit. Make sure: 1) the intake-exhaust duct is not too long (over allowed length). -
Page 41: Converting The Boiler To Other Types Of Gas
Converting the boiler to other types of gas. After making sure that conversion was carried out with a nozzle of suitable diameter for the type of gas used and the settings are The gas conversion operation must be carried out by made at the correct pressure, check that: an authorised company (e.g. -
Page 42: Programming The P.c.b
Programming the P.C.B. - adjust the corresponding value consulting the table using keys The boiler is prepared for possible programming of several op- (5) and (6); eration parameters. By modifying these parameters as described - confirm the value set by pressing the Reset button (1) for about below, the boiler can be adapted according to specific needs. - Page 43 Range Parameter Description Default Parameter (ref. 16 Fig. 33) nG - Methane The same as Gas type lG - LPG the type of gas The setting of this function is used to adjust the boiler in order to function selection Ci - China being used with the correct type of gas.
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Page 44: Possible Adjustments
POSSIBLE ADJUSTMENTS. 3.11 "Chimney sweep” function. N.B.: to adjust the gas valve, remove the plastic cap (6); after When activated, this function forces the boiler to variable output adjusting, refit the cap. for 15 minutes. In this state all adjustments are excluded and only the safety •... -
Page 45: Solar Panels Coupling Function
3.16 SOLAR PANELS COUPLING FUNCTION. 3.17 CASING REMOVAL. The boiler is set-up to receive pre-heated water from a system of To facilitate boiler maintenance the casing can be completely solar panels up to a maximum temperature of 65°C. In all cases, it removed as follows (Fig. -
Page 47: Technical Data
TECHNICAL DATA. Variable heat output. test gas valve outlet and on the sealed chamber positive pressure N.B.: the pressures indicated in the tables represent the difference test. The power data given in the table is obtained with 0.5m long in existing pressures between the gas valve outlet and the com- intake/exhaust pipe. -
Page 48: Technical Data
TECHNICAL DATA. Nominal heat input kW (kcal/h) 29.7 (25536) DHW minimum heat input kW (kcal/h) 9.9 (8480) CH minimum heat input kW (kcal/h) 12.7 (10902) Nominal heat output (useful) kW (kcal/h) 27.6 (23731) DHW minimum heat output (useful) kW (kcal/h) 8.6 (7394) CH minimum heat output (useful) kW (kcal/h) -
Page 49: Key For Data Nameplate
Key for Data nameplate. Cod. Md. Sr N° Type Qnw/Qn min. Qnw/Q max. Pn min. Pn max. Class N.B.: the technical data are provided on the data plate on the boiler. Model Code Md Model code Sr N° Serial Number Check PIN code Minimum and maximum installation temperature... - Page 52 Immergas 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...