Bluehelix Tech S 45 H - Central heating boiler FERROLI - Free user manual and instructions

USER MANUAL Bluehelix Tech S 45 H FERROLI

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

$%0E cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

$%0E cod. 3541G104 - Rev. 00 - 11/2018

1. GENERAL WARNINGS• Carefully read and follow the instructions contained in this instruction booklet.• After boiler installation, inform the user regarding its operation and give him thismanual, which is an integral and essential part of the product and must be kept withcare for future reference.• Installation and maintenance must be carried out by professionally qualified person-nel, in compliance with the current regulations and according to the manufacturer'sinstructions. Do not carry out any operation on the sealed control parts.• Incorrect installation or inadequate maintenance can result in damage or injury. TheManufacturer declines any liability for damage due to errors in installation and use,or failure to follow the instructions.• Before carrying out any cleaning or maintenance operation, disconnect the unit fromthe electrical power supply using the switch and/or the special cut-off devices.• In case of a fault and/or poor operation, deactivate the unit and do not try to repairit or directly intervene. Contact professionally qualified personnel. Any repair/re-placement of the products must only be carried out by qualified personnel using orig-inal replacement parts. Failure to comply with the above could affect the safety ofthe unit.• This unit must only be used for its intended purpose. Any other use is deemed im-proper and therefore hazardous.• The packing materials are potentially hazardous and must not be left within thereach of children.• The unit must not be used by people (including children) with limited physical, sen-sory or mental abilities or without experience and knowledge of it, unless instructedor supervised in its use by someone responsible for their safety.• The unit and its accessories must be appropriately disposed of, in compliance withthe current regulations.• The images given in this manual are a simplified representation of the product. Inthis representation there may be slight and insignificant differences with respect tothe product supplied.2. OPERATING INSTRUCTIONS2.1 IntroductionDear Customer, BLUEHELIX TECH S 45H is a high-efficiency, low emissions premix condensing heat generator with heat exchanger in steel and incorporated DHW production, running on natural gas or LPG and equipped with a microprocessor control system.The sealed chamber unit is suitable for indoor installation or outdoors in a partially pro-tected place (according to EN 297/A6) with temperatures to -5°C. The boiler is arranged for connection to an external storage tank for hotwater (optional). In this manual all the functions relevant to domestic hotwater production are only active with the optional hot water tank connect-ed as indicated in sec. 3.32.2 Control panelfig. 1 - Control panelPanel - legend fig. 11 DHW temperature setting decrease button2 DHW temperature setting increase button3 Heating system temperature setting decrease button4 Heating system temperature setting increase button5 Display6 "Sliding Temperature" Menu - Summer/Winter mode selection - Reset button7 Unit On/Off - Economy/Comfort mode selection button8 DHW symbol9 DHW mode10 Summer mode11 Multifunction (flashing during exchanger protection function)12 Eco (Economy) mode13 Heating14 Heating symbol15 Burner lit and actual power level (flashing during flame protection function)16 Service Tool connection17 Water gaugeIndication during operationHeatingA heating demand (generated by the Room Thermostat or Remote Timer Control) is in-dicated by flashing of the hot air above the radiator on the display.The display (detail 11 - fig. 1) shows the actual heating delivery temperature and, duringheating standby time, the message “d2”.fig. 2Domestic hot water (DHW)A DHW demand (generated by drawing hot water) is indicated by flashing of the hot wa-ter under the tap on the display.The display (detail 11 - fig. 1) displays the actual DHW outlet temperature and, duringDHW standby time, the message “d1“.fig. 3Fault In case of a fault (see cap. 4.4) the display shows the fault code (detail 11 - fig. 1) and, during safety standby times, the messages "d3" and "d4". 2.3 Connection to the power supply, switching on and offBoiler not electrically poweredfig. 4 - Boiler not electrically powered To avoid damage caused by freezing during long idle periods in winter, it is ad-visable to drain all the water from the boiler.

cod. 3541G104 - Rev. 00 - 11/2018

Boiler electrically powered Switch on the power to the boiler. fig. 5 - Switching on / Software version fig. 6 - Venting cycle

• During the first 5 seconds the display also shows the card software version

• For the following 300 seconds the display shows FH which identifies the heating system air venting cycle.

• Open the gas cock ahead of the boiler

• When the message FH disappears, the boiler is ready to operate automatically whenever domestic hot water is drawn or in case of a room thermostat demand Switching the boiler off and on Press the on/off button (detail 7 - fig. 1) for 5 seconds. fig. 7 - Switching the boiler off When the boiler is switched off, the electronic board is still powered. Domestic hot water and heating are disabled The antifreeze system remains activated. To switch the boiler on, press the on/off button (detail 7 - fig. 1) again for 5 seconds. fig. 8 The boiler will be immediately ready to operate whenever domestic hot water is drawn or in case of a room thermostat demand.

The antifreeze system does not work when the power and/or gas to the unit are turned off. To avoid damage caused by freezing during long shutdowns in win- ter, it is advisable to drain all water from the boiler, the DHW circuit and the heating system water; or drain just the DHW circuit and add a suitable anti- freeze to the heating system, as prescribed in sec. 3.3.

Summer/Winter Switchover Press the summer/winter button (detail 6 - fig. 1) for 2 seconds. The display activates the Summer symbol (detail 10 - fig. 1): the boiler will only deliver domestic hot water. The antifreeze system remains activated. To deactivate the Summer mode, press the summer/winter button (detail 6 - fig. 1) again for 2 seconds. Heating temperature adjustment Use the heating buttons (details 3 and 4 - fig. 1) to adjust the temperature from a min. of 20°C to a max. of 80°C. fig. 9 DHW temperature adjustment Use the DHW buttons (details 1 and 2 - fig. 1) to adjust the temperature from a minimum of 10°C to a maximum of 65°C. fig. 10 Room temperature adjustment (with optional room thermostat) Using the room thermostat, set the temperature required in the rooms. If the room ther- mostat is not installed, the boiler will keep the system at the set system delivery setpoint temperature. Room temperature adjustment (with optional remote timer control) Using the remote timer control, set the required temperature in the rooms. The boiler will adjust the system water according to the required room temperature. For operation with remote timer control, please refer to the relevant instruction manual. Hot water tank exclusion (economy) Hot water tank temperature maintaining/heating can be excluded by the user. If exclud- ed, domestic hot water will not be delivered. The hot water tank can be deactivated by the user (ECO mode) by pressing the ECO/ COMFORT button (detail 7 - fig. 1). In ECO mode the display activates the ECO symbol (detail 12 - fig. 1). To activate COMFORT mode, press the ECO/COMFORT button (de- tail 7 - fig. 1) again. Sliding Temperature When the optional external probe is installed, the boiler adjustment system works with "Sliding Temperature”. In this mode, the temperature of the heating system is controlled according to the outside weather conditions, to ensure high comfort and energy saving throughout the year. In particular, the system delivery temperature is decreased as the outside temperature increases, according to a specific "compensation curve”. With Sliding Temperature adjustment, the temperature set with the heating buttons (de- tail 3 - fig. 1) becomes the maximum system delivery temperature. It is advisable to set a maximum value to allow system adjustment throughout its useful operating range. The boiler must be adjusted at the time of installation by qualified personnel. Possible adjustments can in any case be made by the user to improve comfort. Compensation curve and curve offset Press the reset button (detail 6 - fig. 1) for 5 seconds to access the "Sliding temperature" menu; the display shows "CU" flashing. Use the DHW buttons (detail 1 - fig. 1) to adjust the curve from 1 to 10 according to the characteristic. By setting the curve to 0, sliding temperature adjustment is disabled. Press the heating buttons (detail 3 - fig. 1) to access parallel curve offset; the display shows "OF" flashing. Use the DHW buttons (detail 1 - fig. 1) to adjust the parallel curve offset according to the characteristic (fig. 11). Press the reset button (detail 6 - fig. 1) again for 5 seconds to exit the "Sliding Temper- ature" menu.

cod. 3541G104 - Rev. 00 - 11/2018

If the room temperature is lower than the required value, it is advisable to set a higherorder curve and vice versa. Proceed by increasing or decreasing in steps of one andcheck the result in the room.fig. 11 - Example of compensation parallel curve offsetAdjustments from Remote Timer Control If the Remote Timer Control (optional) is connected to the boiler, the above ad-justments are managed according to that given in table 1.Table. 1System water pressure adjustmentThe filling pressure read on the boiler water gauge with the system cold must be approx1.0 bar. If the system pressure falls to values below minimum, the boiler stops and faultF37 is displayed.Once the system pressure is restored, the boiler will activate the 300-second air ventingcycle indicated on the display by FH.3. INSTALLATION3.1 General InstructionsBOILER INSTALLATION MUST ONLY BE PERFORMED BY QUALIFIED PERSON-NEL, IN ACCORDANCE WITH ALL THE INSTRUCTIONS GIVEN IN THIS TECHNICALMANUAL, THE PROVISIONS OF CURRENT LAW, THE PRESCRIPTIONS OF NA-TIONAL AND LOCAL STANDARDS AND THE RULES OF PROPER WORKMANSHIP.The unit is designed to operate in a partially protected place according to EN 297/A6,with minimum temperature of -5°C. The boiler must be installed in a sheltered place, e.g.under the slope of a roof, inside a balcony or in a protected recess.The place of installation must be free of flammable materials, objects and dusts or cor-rosive gases.The boiler is arranged for wall mounting and comes as standard with a hooking bracket.Wall fixing must ensure stable and effective support for the generator. If the unit is enclosed in a cabinet or mounted alongside, there must be suffi-cient space for removing the casing and for normal maintenance activities3.3 Plumbing connectionsImportant The safety valve outlet must be connected to a funnel or collection pipe to pre-vent water spurting onto the floor in case of overpressure in the heating circuit.Otherwise, if the discharge valve cuts in and floods the room, the boiler manu-facturer cannot be held liable. Before installation, flush all the pipes of the system thoroughly to remove anyresiduals or impurities that could affect proper operation of the unit.In case of replacement of generators in existing installations, the system mustbe completely emptied and cleaned of any sludge and pollutants. For that pur-pose only use suitable guaranteed products for heating systems (see next sec-tion), that do not harm metals, plastics or rubber. The manufacturer declinesany liability for damage caused to the generator by failure to properlyclean the system.Carry out the relevant connections according to the diagram in fig. 12 and the symbolsgiven on the unit.fig. 12 - Plumbing connections1 = System delivery - Ø 3/4”3 = Gas inlet - Ø 1/2”5 = System return - Ø 3/4”Antifreeze system, antifreeze fluids, additives and inhibitorsWhen necessary, antifreeze fluids, additives and inhibitors can be used only if the man-ufacturer of such fluids or additives guarantees that they are suitable and do not causedamage to the exchanger or other components and/or materials of the boiler and system.Do not use generic antifreeze fluids, additives or inhibitors that are not specific for use inheating systems and compatible with the materials of the boiler and system.Water system characteristicsIn the presence of water harder than 25° Fr (1°F = 10ppm CaCO ), use suitably treatedwater in order to avoid possible scaling in the boiler.Connection to a storage tank for domestic hot water productionThe unit's electronic board is arranged for managing an external storage tank for domes-tic hot water production. Carry out the plumbing connections according to the diagram of fig. 13. Carry out the electrical connections as shown on the wiring diagram in fig. 29. At the next lighting, the boiler control system detects the hot water tank probe and automat-ically configures the DHW function, activating the display and relevant controls.fig. 13 - Diagram of connection to external hot water tank8 Domestic hot water outlet9 Cold water inlet10 System delivery - Ø 3/4”11 System return - Ø 3/4”95 Diverter valveHeating temperature settingAdjustment can be made from the Remote Timer Control menu and the boiler control panel.DHW temperature adjustmentAdjustment can be made from the Remote Timer Control menu and the boiler control panel.Summer/Winter SwitchoverSummer mode has priority over a possible Remote Timer Control heating demand.Eco/Comfort selectionOn disabling DHW from the Remote Timer Control menu, the boiler selects the Economy mode. In this condition, the eco/com- fort button (detail 7 - fig. 1) on the boiler panel is disabled.On enabling DHW from the Remote Timer Control menu, the boiler selects the Comfort mode. In this condition it is possible select one of the two modes with the eco/comfort button (detail 7 - fig. 1) on the boiler panel.Sliding TemperatureBoth the Remote Timer Control and the boiler card manage Slid-ing Temperature adjustment: the boiler card Sliding Temperature has priority.

3.2 Place of installation

The combustion circuit is sealed with respect to the place of installation

Before making the connection, ensure that the unit is arranged for operationwith the type of fuel available.The gas must be connected to the relevant connection (see fig. 12) in conformity with thecurrent standards, using a rigid metal pipe or a continuous surface flexible s/steel tubeand installing a gas cock between the system and boiler. Make sure all the gas connec-tions are tight.3.5 Electrical connections The unit must be connected to an efficient earthing system in accordance withcurrent safety standards. Have the efficiency and suitability of the earthing sys-tem checked by professionally qualified personnel; the Manufacturer declinesany liability for damage caused by failure to earth the system.The boiler is prewired and provided with a "Y" type cable (without plug) for con-nection to the electric line. The connections to the grid must be made with a per-manent connection and equipped with a bipolar switch whose contacts have aminimum opening of at least 3 mm, interposing fuses of max. 3A between theboiler and the line. Make sure to respect the polarities (LINE: brown wire / NEU-TRAL: blue wire / EARTH: yellow-green wire) in the connections to the electricline. The unit's power cable must not be replaced by the user. If the cable gets dam-aged, switch off the unit and have it replaced only by professionally qualifiedpersonnel. In case of replacement, use exclusively “HAR H05 VV-F” 3x0.75mm2 cable with maximum ext. diameter of 8 mm.Room thermostat (optional) IMPORTANT: THE ROOM THERMOSTAT MUST HAVE VOLTAGE-FREECONTACTS. CONNECTING 230V TO THE ROOM THERMOSTAT TERMI-NALS WILL PERMANENTLY DAMAGE THE PCB.When connecting a time control or timer, do not take the power supply for such de-vices from their cutoff contacts. Their power supply must be taken with a direct con-nection from the mains or with batteries, depending on the type of device.Accessing the electrical terminal blockAfter removing the front panel ( *** 'Opening the front panel' on page 38 ***) it is possibleto access the electrical connections terminal block (fig. 14). The layout of the terminalsfor the various connections is given in the wiring diagram in fig. 29.fig. 14 - Accessing the terminal block3.6 Fume ductsImportantThe unit is “type C” with sealed chamber and forced draught; the air inlet and fume outletmust be connected to one of the following extraction/suction systems. Before installation,check and carefully observe the above prescriptions. Also, comply with the provisionsconcerning the positioning of wall and/or roof terminals and the minimum distances fromwindows, walls, vents, etc.Connection with coaxial pipesfig. 15 - Examples of connection with coaxial pipes ( = Air / = Fumes)Table. 2 - TypologyFor coaxial connection, fit the unit with one of the following starting accessories. For thewall hole dimensions, refer to the figure on the cover. Any horizontal sections of the fumeexhaust must be kept sloping slightly towards the boiler, to prevent possible condensatefrom flowing back towards the outside and causing dripping.fig. 16 - Starting accessory for coaxial ductsTable. 3 - Max. length coaxial ductsConnection with separate pipesfig. 17 - Examples of connection with separate pipes ( = Air / = Fumes)Table. 4 - TypologyType Description C1X Wall horizontal exhaust and inlet C3X Roof vertical exhaust and inlet

Coaxial 60/100 Coaxial 80/125Max. permissible length(horizontal) 5 m 15 m Max. permissible length(vertical) 6 m Reduction factor90° bend1 m 0.5 mReduction factor45° bend0.5 m 0.25 mType Description C1X Wall horizontal exhaust and intake. The inlet/outlet terminals must be concentric or close enough to be undergo similar wind conditions (within 50 cm) C3X Roof vertical exhaust and intake. Inlet/outlet terminals like for C12 C5X Wall or roof exhaust and intake separate or in any case in areas with different pressures. The exhaust and intake must not be positioned on opposite walls. C6X Intake and exhaust with separately certified pipes (EN 1856/1) B2X Intake from installation room and wall or roof exhaust IMPORTANT - THE ROOM MUST BE PROVIDED WITH APPROPRIATE VENTILATION

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For the connection of separate ducts, fit the unit with the following starting accessory: fig. 18 - Starting accessory for separate ducts Before proceeding with installation make sure the maximum permissible length has not been exceeded, by means of a simple calculation:

1. Completely establish the layout of the system of split flues, including accessories

and outlet terminals.

2. Consult table 6 and identify the losses in m

(equivalent metres) of every compo- nent, according to the installation position.

3. Check that the sum total of losses is less than or equal to the maximum permissible

length in table 5. Table. 5 - Max. length separate ducts Table. 6 - Accessories Connection to collective flues fig. 19 - Examples of connection to flues ( = Air / = Fumes) Table. 7 - Typology If the boiler is to be connected BLUEHELIX TECH S 45H to a collective flue or a single flue with natural draught, the flue or chimney must be expressly designed by profession- ally qualified technical personnel in conformity with the current regulations and be suita- ble for sealed chamber units equipped with fan.

3.7 Condensate drain connection

The boiler has an internal trap for draining condensate. Fit the inspection union A and the hose B, pressing it in. Fill the air-trap with approximately 0.5 l. of water and connect the hose to the disposal system

ATTENTION: The unit must never be operated with the trap empty! fig. 20 - Condensate outlet connection

Gas conversion The unit can operate on Natural Gas or LPG and is factory-set for use with one of these two gases, as clearly shown on the packing and on the data plate. Whenever a different gas to that for which the unit is arranged has to be used, a conversion kit will be required, proceeding as follows:

1. Remove the front panel (see *** 'Opening the front panel' on page 38 ***).

2. Undo the screw and rotate the control panel (see fig. 21).

3. Unscrew ring C and remove gas pipe A from the gas valve (see fig. 22).

4. Replace nozzle B inserted in the gas pipe with that contained in the conversion kit,

interposing seal D (see fig. 22).

5. Refit gas pipe A and check the tightness of the connection.

6. Apply the label, contained in the conversion kit, near the data plate.

7. Refit the front panel.

8. Modify the parameter for the type of gas:

• put the boiler in standby mode

• press the heating + button (detail 4 - fig. 1) until “b04” flashes on the display.

• the boiler will return to standby mode

9. Using a combustion analyser connected to the boiler fume outlet, check that the

content in the fumes, with the boiler operating at max. and min. output, matches that given in the technical data table for the corresponding type of gas. Max. permissible length 40 m

Air inletFume exhaustVertical Horizontal Ø 80 PIPE 1 m M/F 1KWMA83W 1.0 1.6 2.0 BEND 45° M/F 1KWMA65W 1.2 1.890° M/F 1KWMA01W 1,5 2.0PIPE SECTION with test point 1KWMA70W 0.3 0.3 TERMINAL air, wall 1KWMA85A 2.0 - fumes, wall with antiwind 1KWMA86A - 5.0 FLUE Split air/fumes 80/80 010027X0 - 12.0 Fume outlet only Ø80 010026X0 +1KWMA86U-4.0 Ø 60 PIPE 1 m M/F 1KWMA89W 6.0 BEND 90° M/F 1KWMA88W 4.5REDUCTION80/60 041050X0 5.0TERMINALfumes, wall with antiwind 1KWMA90A 7.0ATTENTION: CONSIDER THE HIGH PRESSURE LOSSES OF Ø60 ACCESSORIES; USE THEM ONLY IF NECESSARY AND AT THE LAST FUME EXHAUST SECTION.Type Description C2X Intake and exhaust in common flue (intake and exhaust in same flue) C4X Intake and exhaust in common and separate flues , but undergoing similar wind conditions C8X Exhaust in single or common flue and wall intake B3X Intake from installation room by means of concentric duct (that encloses the exhaust) and exhaust in common flue with natural draught IMPORTANT - THE ROOM MUST BE PROVIDED WITH APPROPRIATE VENTILATION

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fig. 21fig. 22TEST mode activationPress the heating buttons (details 3 and 4 - fig. 1) together for 5 seconds to activate theTEST mode. The boiler lights at the maximum heating power set as described in the fol-lowing section.The heating and DHW symbols (fig. 23) flash on the display; the heating power will ap-pear alongside.fig. 23 - TEST mode (heating power = 100%)Press the heating buttons (details 3 and 4 - fig. 1) to increase or decrease the power(Min.=0%, Max.=100%). By pressing the DHW “-” button (detail 1 - fig. 1), boiler output is immediately adjusted to min. (0%). By pressing the DHW “+” button (detail 2 - fig. 1), boiler output is immedi- ately adjusted to max. (100%).If the TEST mode is activated and enough hot water is drawn to activate the DHW mode,the boiler remains in TEST mode but the 3-way valve goes to DHW.To deactivate the TEST mode, press the heating buttons (details 3 and 4 - fig. 1) togetherfor 5 seconds.The TEST mode is automatically deactivated in any case after 15 minutes or on stoppingof hot water drawing (if enough hot water has been drawn to activate the DHW mode).Heating power adjustmentTo adjust the heating power, switch the boiler to TEST mode (see sec. 4.1). Press theheating buttons (details 3 and 4 - fig. 1) to increase or decrease the power (min. = 00 -max. = 100). Press the RESET button within 5 seconds and the max. power will remainthat just set. Exit TEST mode (see sec. 4.1).4.2 StartupBefore lighting the boiler• Check the seal of the gas system.• Check correct prefilling of the expansion tank.• Fill the water system and make sure all air contained in the boiler and the systemhas been vented.• Make sure there are no water leaks in the system, DHW circuits, connections or boiler.• Check correct connection of the electrical system and efficiency of the earthing system.• Make sure the gas pressure for heating is that required.• Make sure there are no flammable liquids or materials in the immediate vicinity ofthe boilerChecks during operation• Switch the unit on.• Check the tightness of the fuel circuit and water systems.• Check the efficiency of the flue and air/fume ducts while the boiler is working.• Check the correct tightness and efficiency of the condensate removal system and trap.• Make sure the water is circulating properly between the boiler and systems.• Make sure the gas valve modulates correctly in heating and domestic hot water pro-duction.• Check proper lighting of the boiler by turning it on and off several times with the roomthermostat or remote control.• Make sure the fuel consumption indicated on the meter matches that given in thetechnical data table on cap. 5.• Make sure that with no heating demand the burner correctly lights on opening a hotwater tap. Check that the heating circulating pump stops on opening a hot water tapduring heating operation and there is a regular production of hot water.• Check correct programming of the parameters and carry out any required customi-sation (compensation curve, power, temperatures, etc.).4.3 MaintenanceOpening the front panelTo open the boiler casing:

1. Partially undo the screws A (see fig. 24).

2. Pull the panel B outwards and release it from the upper fastenings.

Before carrying out any operation inside the boiler, disconnect the power andclose the gas cock upstreamfig. 24 - Front panel opening On this unit, the casing also acts as a sealed chamber. After any opera-tion involving opening the boiler, carefully check the correct refitting ofthe front panel and its seal.

cod. 3541G104 - Rev. 00 - 11/2018

Proceed in reverse order to refit the front panel. Make sure it is correctly hooked to theupper fastenings and is correctly positioned at the sides. When tightened, the head ofscrew "A" must not be below the lower fold (see fig. 25).fig. 25 - Correct position of front panelPeriodical checkTo ensure proper operation of the unit over time, have qualified personnel carry out ayearly inspection, providing for the following checks:• The control and safety devices (gas valve, flow meter, thermostats, etc.) must func-tion correctly• The fume exhaust circuit must be perfectly efficient• The sealed chamber must be tight• The air-fume end piece and ducts must be free of obstructions and leaks• The burner and exchanger must be clean and free of deposits For possible cleaningdo not use chemical products or wire brushes• The electrode must be properly positioned and free of scale• The gas and water systems must be tight.• The water pressure in the cold water system must be about 1 bar; otherwise, bringit to that value• The circulating pump must not be blocked.• The expansion tank must be filled.• The gas flow and pressure must correspond to that given in the respective tables• The condensate evacuation system must be efficient with no leakage or obstruc-tions• The trap must be full of water.4.4 TroubleshootingDiagnosticsIn case of operation faults or problems, the display flashes and the fault identificationcode appears. There are faults that cause permanent shutdown (marked with the letter “A”): to restore operation just press the reset button (detail 6 - fig. 1) for 1 second or RESET on the op- tional remote timer control if installed; if the boiler fails to start, it is necessary to firstlyeliminate the fault. Faults marked with the letter “F” cause temporary shutdowns that are automatically reset as soon as the value returns within the boiler's normal working range.Table of faultsTable. 8 - List of faultsFault code Fault Possible cause Cure A01 No burner ignitionNo gasCheck the regular gas flow to the boiler and that the air has been eliminated from the pipesIgnition/detection electrode faultCheck the wiring of the electrode and that it is correctly positioned and free of any depositsFaulty gas valveCheck the gas valve and replace it if necessaryInsufficient gas supply pressure Check the gas supply pressureTrap blockedCheck the trap and clean it if necessary A02 Flame present signal with burner offElectrode fault Check the ionisation electrode wiringCard fault Check the card A03 Overtemperature protection interventionHeating sensor damagedCheck the correct positioning and operation of the heating sensorNo water circulation in the system Check the circulating pumpAir in the system Vent the system A04 Fume extraction duct safety device interventionFault F07 generated 3 times in the last 24 hoursSee fault F07 A05 Fan protection activatedFault F15 generated for 1 hour (consecutive)See fault F15

Return sensor Main burner Fume temperature sensor Heating circulating pump

Automatic air vent Condensate tray Gas valve Modulating heating circulating pump signal Room thermostat (not supplied) Double sensor (Safety + Heating) Ionisation/ignition electrode Diverter valve (not supplied) Auxiliary contact Water pressure switch

Data Unit BLUEHELIX TECH S 45HMax. heating capacity kW 43.0 (Q) Min. heating capacity kW 7.5 (Q) Max. Heat Output in heating (80/60°C) kW 4 (P) Min. Heat Output in heating (80/60°C) kW 7.3 (P) Max. Heat Output in heating (50/30°C) kW 4 Min. Heat Output in heating (50/30°C) kW 8.1 Gas supply pressure G20 mbar 20 Max. gas flow G20

min. G31 %9. NOx emissions class - 5 (NOx) Max. working pressure in heating bar 4.5 (PMS) Min. working pressure in heating bar 0.8 Max. heating temperature °C (tmax) Heating water content litres Protection rating IP X5D Power supply voltage V/Hz 230V/50Hz Electrical power input W 1 Empty weight kg Type of unit C13-C23-C33-C43-C53-C63-C83-B23-B33PIN CE0085CR0399

Item Useful heat out put Useful efficiency Auxiliary electricity consumption Other items Seasonal space heating energy efficiency class (from A+++ to D) Rated heat output Seasonal space heating energy efficiency Useful heat output at rated heat output and high-temperature regime (*) Useful heat output at 30% of rated heat output and low-temperature regime (**) Useful efficiency at rated heat output and high-temperature regime (*) Useful efficiency at 30% of rated heat output and low-temperature regime (**) At full load At part load In standby mode Standby heat loss Ignition burner power consumption Annual energy consumption Sound power level Emissions of nitrogen oxides Trademark: FERROLI Condensing boiler: YES Low-temperature boiler (**): YES B1 Boiler: NO Combination heater: NO Cogeneration space heater: NO (*) High-temperature regime means 60°C return temperature at heater inlet and 80°C feed temperature at heater outlet. (**) Low temperature means for condensing boilers 30°C, for low-temperature boilers 37°C and for other heaters 50°C return temperature (at heater inlet). Symbol Unit Value

Item Useful heat out putUseful efficiencyAuxiliary electricity consumptionOther items Seasonal space heating energy efficiency class (from A+++ to D) Rated heat outputSeasonal space heating energy efficiency Useful heat output at rated heat output and high-temperature regime (*) Useful heat output at 30% of rated heat output and low-temperature regime (**) Useful efficiency at rated heat output and high-temperature regime (*) Useful efficiency at 30% of rated heat output and low-temperature regime (**) At full loadAt part loadIn standby mode Standby heat lossIgnition burner power consumptionAnnual energy consumptionSound power levelEmissions of nitrogen oxidesTrademark: FERROLICondensing boiler: YESLow-temperature boiler (**): YESB1 Boiler: NOCombination heater: NOCogeneration space heater: NO (*) High-temperature regime means 60°C return temperature at heater inlet and 80°C feed temperature at heater outlet. (**) Low temperature means for condensing boilers 30°C, for low-temperature boilers 37°C and for other heaters 50°C return temperature (at heater inlet). Symbol Unit Value

Attention: Remove the jumper on the terminal block before connecting the room thermostat or the remote timer control,

$%0E cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

$%0E cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

$%03E cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

$%0E cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

cod. 3541G104 - Rev. 00 - 11/2018

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cod. 3541G104 - Rev. 01 - 09/2020ES