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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..
3.6 Adjustment of the air-gas ratio....31 probe (Optional)......... 8 system pressure.........25 3.7 Checks following conversion 1.8 Immergas flue systems......9 2.9 System draining........25 to another type of gas.......31 1.9 Tables of resistance factors 2.10 Cylinder draining........25 3.8 Programming the P.C.B.
The place of installation of the appliance and pipes and combustion air intake pipes is forbidden in places with a fire risk (for ex- relative Immergas accessories must have suitable features (technical and structural) such to allow ample: garages, closed parking stalls), and (always in safety, efficiency and comfortable in potentially dangerous places.
MAIN DIMENSIONS. Key: RA3 - Zone 3 high temperature system return G 3/4” (optional) MA3 - Zone 3 high temperature system flow G 3/4” (optional) RA2 - Zone 2 high temperature system return G 3/4” (optional) MA2 - Zone 2 high temperature system flow G 3/4” (optional) RB2 - Zone 2 low temperature system return G 1”...
Fuel gas quality. The appliance was designed In the event of mains fuse replacement on the recommend installing the IMMERGAS anti- to operate with combustible gas free of impuri- P.C.B., use a 3.15A quick-blow fuse. For the main backflow kit to be used upstream of the cold ties;...
(Fig. 1-3 and 1-4). precision and therefore with evident saving in tion sheet to position the external probe. The All Immergas chrono-thermostats are connected running costs. The chrono-thermostat is fed probe can be connected directly to the boiler with 2 wires only.
Attention: the boiler must be installed ex- element in order to ensure sealing efficiency of clusively with an original Immergas “Green the coupling. Range” inspectionable air intake system and Attention: if the exhaust terminal and/or...
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Resistance Equivalent length Equivalent Equivalent length Equivalent length TYPE OF DUCT Factor in m of concentric length in metres in metres of pipe in m of concentric pipe Ø 60/100 of pipe Ø 80 Ø 60 pipe Ø 80/125 Intake m 7.3 Concentric pipe Ø...
1.10 INSTALLATION OF BOILER TYPE B WITH OPEN CHAMBER AND FAN ASSISTED (OPTIONAL). In this configuration the relevant terminal must be used (present in the intake kit for the installa- tion in question) to be placed on the intake hole above the sealed chamber (Fig.
1.12 CONCENTRIC VERTICAL KIT (3) concentric terminal pipe with the male end (4), shaping it to ensure that rainwater runs off. INSTALLATION. (5) (smooth) into the flange (2) up to the stop; Position the fixed half-shell (5) on the aluminium Type C configuration, sealed chamber and making sure that the wall sealing plate has been tile and insert the intake-exhaust pipe (7).
1.13 SEPARATOR KIT INSTALLATION. exhaust pipe (9) with the male side (smooth) Type C configuration, sealed chamber and to the female side of the bend (5) up to the end fan assisted. stop; making sure that the internal wall sealing plate has been fitted, this will ensure sealing and Separator kit Ø...
- The maximum vertical extension using a Ø 60 condensate forming in the exhaust pipe, tilt ducting system is 13 m, the maximum exten- This kit allows an Immergas boiler to be installed in "C " configuration, with combustion air intake the pipes towards the boiler with a minimum sion includes 1 bend Ø...
LAS type multiple flue. For B configurations, exhaust is only allowed into individual chimney Immergas ducting system. The Ø 60 rigid and Ø - The maximum possible length of the Ø 80 or directly into the external atmosphere via a 80 flexible “Green Range”...
1.18 FLUES, CHIMNEYS, CHIMNEY 1.20 CONDENSATE TRAP FILLING. POTS AND TERMINALS. On first lighting of the boiler combustion prod- The flues, chimneys and chimney pots for the ucts may come out the condensate drain; after a evacuation of combustion products must be in few minutes’...
1.23 CIRCULATION PUMP. pipe installations. Any noise of the water flow successful. Once the process is complete, set Boilers in the “Hercules Condensing ErP” series the selector back to the desired curve and if in the pipes, valves and radiators is eliminated are supplied with 2 types of circulating pumps.
120 litres. carrying out this operation, ensure the filling of the pump kit. Immergas supplies a series of It contains large coiled stainless steel heat ex- valve is closed. Close the cold water inlet valve...
USE AND MAINTENANCE In the case of work or maintenance to structures N.B.: the temperatures indicated by the display located in the vicinity of ducting or devices for have a tolerance of +/- 3°C due to environmental INSTRUCTIONS flue extraction and relative accessories, switch conditions that cannot be attributed to the boiler.
DESCRIPTION OF FUNCTIONING means of the indicator (6) with a brief descrip- STATES tion. Refer to the instruction book for a complete Below find a list of boiler functioning states that explanation. appear on the multifunction display (24) by Display (6) Description of functioning states Summer functioning mode without request in progress.
2.5 USING THE BOILER. • Functioning with external probe (Fig. 2-6) Adjustment of the system flow temperature optional. In the case of a system with optional Before ignition make sure the central heating sys- tem is filled with water and that the manometer external probe, the boiler flow temperature (23) indicates a pressure of 1 - 1.2 bar;...
2.6 TROUBLESHOOTING. The Hercules Condensing ErP boiler signals any anomalies by the flashing symbol (5) along with the “ERRxx” indication on the indicator (6) where “xx” corresponds to the error code described in the following table. On the remote control, the error code will be displayed by means of the same numeric code represented according to the following example (e.g.
Error Anomaly signalled Cause Boiler status / Solution Code If the board detects an anomaly on the flue gas probe the boiler will not Flue probe anomaly start Power cycle the boiler. If the Remote Con- trol is still not detected on re-starting the boiler will switch to local operating mode, Loss of remote This occurs if an incompatible remote control is connected, or if com-...
2.12 CASE CLEANING. Use damp cloths and neutral detergent to clean the boiler casing. Never use abrasive or powder detergents. 2.13 DECOMMISSIONING. In the event of permanent shutdown of the boiler, contact professional staff for the procedures and ensure that the electrical, water and gas supply lines are shut off and disconnected.
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Customisations Menu “M3”. This menu contains Attention: if the international language is to be - turn selector switch "3" to “LINGUA”. all functioning options that can be customised. restored (A1), proceed as follows: - press button "D" to confirm. - turn selector switch "3" to “A1”. (The first item of the various options that appears - press button "D"...
BOILER COMMISSIONING - switch the boiler on and check correct ignition; - seal the gas flow rate regulation devices (if set- tings are modified); (INITIAL CHECK) - check the ∆p gas values in domestic hot water and central heating modes; - check the production of domestic hot water;...
3.3 TROUBLESHOOTING. Key: Gas Valve 848 N.B.: maintenance operations must be carried 1 - Gas valve inlet pressure point out by an authorised company (e.g. Authorised 2 - Gas valve outlet pressure point After-Sales Technical Assistance Service). 3 - Off/Set adjustment screw - Smell of gas.
3.4 CONVERTING THE BOILER Hercules Condensing 26 3 ErP Hercules Condensing 26 3 ErP TO OTHER TYPES OF GAS. G20: LPG: at nominal at minimum If the boiler has to be converted to a different 5060 (rpm) 4400 (rpm) output...
3.8 PROGRAMMING THE P.C.B. By pressing the button "D" it is possible to access Listed below are the items in the“M5” menu The boiler is prepared for possible programming the main menu, divided into three main parts: with default parameters and possible options of several operation parameters.
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M5 menu (password must be entered) Value Default 1st Level 2nd Level Options Description value by the tech- nician With the external probe present it defines at which minimum external temperature the boiler must operate at the maximum flow temperature P66/C (see graph Fig.
M5 menu (password must be entered) Value set by Default 1st Level 2nd Level Options Description the techni- value cian RELE3-0 Relay 3 not used RELE3-1 Check the storage tank recirculation pump The relay signals the intervention of a boiler block (Can be coupled to an RELE3-2 external signalling device, not supplied) The relay signals that the boiler is on and in the heating stage...
3.16 YEARLY APPLIANCE CHECK AND - Check that the system static pressure (with MAINTENANCE. system cold and after refilling the system by The following checks and maintenance should means of the filling cock) is between 1 and 1.2 be performed at least once a year. bar.
3.17 CASING REMOVAL. To facilitate boiler maintenance the casing can be completely removed as follows: • Control panel opening (1) (Fig. 3-5). - Open the door (2) by pressing it in the centre to make it swing. - Remove the rubber protection caps (3) and loosen the two screws (4).
3.21 KEY FOR DATA NAMEPLATE. Cod. Md Sr N° Cod. PIN Type n min. max. n min. n max. Class CONDENSING N.B.: the technical data is provided on the data plate on the boiler Model Cod. Md Model code Sr N° Serial Number Check Cod.
Contact information IMMERGAS S.p.A. VIA CISA LIGURE, 95 - 42041 BRESCELLO (RE) ITALY (*) High temperature mode means 60°C on return and 80°C on flow. (**) Low temperature mode for condensation Boilers means 30°C , for low temperature boilers 37°C and for other appliances 50°C of return tempera- ture.
3.23 PRODUCT DATA SHEET (IN COMPLIANCE WITH REGULATION 811/2013). Hercules Condensing 26 3 ErP Hercules Condensing 32 3 ErP HERCULES CONDENSING 26 3 ERP HERCULES CONDENSING 32 3 ERP 2015 811/2013 2015 811/2013 Parameter value Parameter value Yearly energy consumption for the heating Yearly energy consumption for the heating 45.6 GJ...
3.24 PARAMETERS FOR FILLING IN THE The remaining values must be obtained from ASSEMBLY SHEET. the technical data sheets of the products used In case you should wish to install an assembly, to make up the assembly (e.g. solar devices, in- starting from the Hercules Condensing ErP tegration heat pumps, temperature controllers).
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Parameters for filling in assembly chart. Parameter Hercules Condensing 26 3 ErP Hercules Condensing 32 3 ErP ‘I’ ‘II’ ‘III’ 1,11 0,84 ‘IV’ 0,44 0,33 * to be established by means of table 5 of Regulation 811/2013 in case of “assembly” including a heat pump to integrate the boiler.
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Facsimile for filling in domestic hot water production system assembly chart. Water heating energy efficiency of combination heater ‘I’ Declared load profile: Solar contribution From fiche of solar device Auxiliary electricity ( 1,1 ‘I’ 10 % ) ‘II’ ‘III’ ‘I’ Water heating energy efficiency of package under average climate Water heating energy efficiency class of package under average climate <...
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Parameters for filling in DHW package assembly chart. Parameter Hercules Condensing 26 3 ErP Hercules Condensing 32 3 ErP ‘I’ ‘II’ ‘III’ * to be determined according to Regulation 811/2013 and transient calculation methods as per Notice of the European Community no. 207/2014.
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Follow us Immergas Italia immergas.com Immergas S.p.A. 42041 Brescello (RE) - Italy Tel. 0522.689011 Fax 0522.680617 Certified company ISO 9001...
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