Biasi RINNOVA ADAPTIVE SV User Manual And Installation Instructions
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Biasi RINNOVA ADAPTIVE SV User Manual And Installation Instructions

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  • Page 1 RINNOVA ADAPTIVE SV User manual and installation instructions...
  • Page 2 The initial switch-on must be carried out by an Authorised Service Centre. A list of these can be found at www.biasi.it/assistenza. The validity of the warranty starts from the date the product is purchased (see conditions listed on the specific certificate).
  • Page 3 The boiler must only be used for the purpose for which it was designed. Furthermore: • It must not be exposed to atmospheric agents. • The appliance can be used by children no younger than 8 years old, by people with physical, sen- sory or cognitive disabilities, and by people lacking experience or the necessary knowledge, pro- vided that they are supervised or have received instructions on the safe use of the appliance and understand the inherent risks.
  • Page 4 DANGER: Instructions marked with this symbol must be observed to prevent mechani- cal or generic accidents (e.g. injuries or bruises). DANGER: Instructions marked with this symbol must be observed to avoid electrical accidents (electrocution). DANGER: Instructions marked with this symbol must be observed to avoid the risk of fire or explosions.

  • Page 5: Table Of Contents

    TABLE OF CONTENTS 1 BOILER DESCRIPTION ..... 6 5.14 Electrical connection of the DHW tank thermostat or NTC probe and settin ... 47 Assembly view .

  • Page 6: Boiler Description

    BOILER DESCRIPTION BOILER DESCRIPTION 1.2 Shut-off valves and cocks 1.1 Assembly view The boiler model and serial number are print- Install a shut-off cock for the DHW ed on the warranty certificate. inlet. The figures in this manual only show one of the possible ways of installing cocks, pipes and fittings.

  • Page 7: Control Panel

    BOILER DESCRIPTION 1.3 Control panel Figure 1.3 11 Domestic hot water temperature increase button 12 Domestic hot water temperature decrease button 13 Reset/Stand-by/Winter/Summer button 14 Heating temperature decrease button 15 Heating temperature increase button 16 LCD display The RESET that restores all param- eters to the factory settings occurs only setting...

  • Page 8: General Lcd Characteristics

    BOILER DESCRIPTION 1.4 General LCD characteristics Stays on: maintenance due For the boiler technical specifications, consult pre-warning. the section "TECHNICAL SPECIFICATIONS" on Flashing: maintenance required page 21. or maintenance due. Stays on: lockout error. The boil- er can be restarted by the user, by pressing the reset button.
  • Page 9 BOILER DESCRIPTION FUNCTION FUNCTION Maximum deviation E11 + E26 + Parasite flame. fault between the 2 heat- ing NTC probes. Incorrect mains frequen- E12 + Return NTC probe failure. E40 + cy detected. E13 + Delta T M-R > 40K. E42 + Buttons fault.
  • Page 10 BOILER DESCRIPTION FUNCTION FUNCTION Maximum number of E91 + lockouts reached. Incorrect network fre- Pump active for the quency. post-circulation phase (flashing PO + flashing Power supply voltage temperature). low. Card not configured. Primary limitation DHW mode. Boiler stand-by, the dash- es light up in sequence to simulate a scrolling motion (antifreeze pro-...
  • Page 11 BOILER DESCRIPTION FUNCTION DHW set temperature (all other symbols are disabled). Delay burner ignition due to system setting (flashing uu + flashing temperature). Boiler in chimney sweep function. To activate the chimney sweep function, set "pa- rameter P32=1 ... 4". The following is displayed: LP = minimum DHW hP = minimum output in...

  • Page 12: User Instructions

    USER INSTRUCTIONS USER INSTRUCTIONS switch fitted during installation. The LCD display shows the boiler status (last stored) 2.1 Warnings Figure 2.2. Check that the heating circuit is correctly filled with water, even if Stand-by the boiler is only used for produc- The dashes light up in ing domestic hot water.

  • Page 13: Heating Circuit Temperature

    USER INSTRUCTIONS (primary circuit) and the symbols Signal on the LCD display: (Figure 2.4). • the “set” value of the heating delivery hot water temperature and the symbol flash. The display background lights up (Figure 2.7). Figure 2.4 Operation with production of hot water only Figure 2.7 •...

  • Page 14: Domestic Hot Water Temperature

    USER INSTRUCTIONS Adjusting the heating temperature with an To avoid any risks due to the possible forma- external sensor installed tion of micro-organisms (legionella) in the do- When the optional external sensor is installed, mestic hot water, the anti-legionella function your boiler will automatically adjust the heat- can be activated (see "Anti-legionella function"...

  • Page 15: Shutdown

    USER INSTRUCTIONS 2.5 Shutdown Press button 13 (Figure 2.11) for 5 seconds un- til the symbol appears on the display (the dashes light up in sequence to simulate a scrolling motion) (Figure 2.12). Closed position Figure 2.13 Figure 2.11 • If necessary, empty the hydraulic circuits (see section "Emptying the DHW circuit"...

  • Page 16: Useful Tips

    USEFUL TIPS USEFUL TIPS heating circuit pressure on the display. The pressure must be between 1 bar and 1.5 3.1 Filling the heating circuit bar (e.g. 1.3 bar in Figure 3.2). When the operation is complete, close the fill- CLOSED ing cock and bleed any air from the radiators.

  • Page 17: Periodic Maintenance

    USEFUL TIPS Figure 3.4 Figure 3.5 If the boiler is turned off, have a qualified tech- nician empty the boiler (heating and DHW To restore operation, press the reset button 13 circuit) and empty the heating system and the (Figure 3.3) on the boiler control panel. DHW system.

  • Page 18: Displays In Info Mode

    USEFUL TIPS Water leaks from the safety valve Check if the filling cock is closed tightly (see "Filling the heating circuit" on page 16). Check on the pressure gauge that the heating circuit pressure is not close to 3 bar. Should this be the case, drain a part of the water from the system through the air relief valves in the Figure 3.7...

  • Page 19: Remote Fault Code

    USEFUL TIPS Flue gas temperature J11 + --- (if foreseen) Fan speed J12 + value Flue gas pressure transducer J13 + --- (if foreseen) Ionisation current value J14 + value Number of months to main- J15 + value tenance 3 star status J16 + value (ON=01, OFF=00) Modulation percentage...
  • Page 20 USEFUL TIPS If the flue probe 17 does not trip and, therefore does not send the boiler into safety lockout, the thermal fuse 17 activates as a further mea- sure to protect the flue gas outlet. To restore the normal operation of the boiler, contact the Authorised Service Centre.

  • Page 21: Technical Specifications

    TECHNICAL SPECIFICATIONS TECHNICAL SPECIFICATIONS 4.1 Assembly view 27 28 Figure 4.1 - 21 -...

  • Page 22: Schematic Diagram

    TECHNICAL SPECIFICATIONS 4.2 Schematic diagram Figure 4.2 3 Condensate outlet pipe 17 Flue gas NTC probe and thermal fuse 4 Heating delivery pipe 18 Heating NTC return probe 19 Primary condensing exchanger 5 Tank coil delivery pipe 6 Gas cock 20 NTC heating delivery probe - NTC maxi- 7 Heating circuit safety valve discharge pipe mum temperature...
  • Page 23 TECHNICAL SPECIFICATIONS 23 Automatic bleed valve 24 Pump 25 Pump bleed cap 26 Gas valve inlet tapping point 27 Gas valve 28 Gas valve outlet tapping point 29 Heating transducer 30 Condensate discharge siphon 31 Three-way valve 32 Three-way valve plug 33 Fan 34 Air/gas mixer 35 Burner...

  • Page 24: Wiring Diagram

    TECHNICAL SPECIFICATIONS 4.3 Wiring diagram Electrical power supply 11 External sensor terminal board Remote terminal board - Room Three-way valve Flue gas probe and thermal fuse thermostat Pump Heating transducer 13 Ignition and detection electrodes NTC heating return Gas valve NTC heating delivery / NTC maxi- Thermostat / Storage tank sensor mum temperature...

  • Page 25: Hydraulic Characteristics

    TECHNICAL SPECIFICATIONS 4.4 Hydraulic characteristics of water inside the primary condensate ex- changer. The hydraulic characteristics represent the The by-pass is calibrated for a differential pres- pressure (head) available in the heating sys- sure of approx. 0.3-0.4 bar. tem based on the flow rate. Model M300V.1616 SV - M300V.2025 SV 4.5 Expansion vessel Pressure (bar)

  • Page 26: Technical Data M300V.1616 Sv

    TECHNICAL SPECIFICATIONS 4.6 Technical data M300V.1616 SV 17,0 Data in d.h.w. mode (nom.Q.) Nominal heat input in heating mode (Hi) kcal/h 14617 CO2 at nom. Q. with G20 8,5 - 9,5 17,0 CO2 at min. Q. with G20 8,5 - 9,5 (nom.Q.) Nominal heat input in d.h.w.
  • Page 27 TECHNICAL SPECIFICATIONS Gas rate maximum - central heating Electrical data Methane G20 1,80 Voltage Propane G31 kg/h 1,32 Frequency Gas rate maximum - domestic hot water Output at nominal heat input Methane G20 1,80 Output at minimum heat input n.a. Propane G31 kg/h 1,32...
  • Page 28 TECHNICAL SPECIFICATIONS Model(s): M300V.1616 SV Condensing boiler: Low-temperature boiler (**): B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Item Symbol Value Unit Item Symbol Value Unit Seasonal space heating Rated heat output η energy efficiency rated Seasonal energy efficiency class...

  • Page 29: Technical Data M300V.2025 Sv

    TECHNICAL SPECIFICATIONS 4.7 Technical data M300V.2025 SV 21,0 Data in d.h.w. mode (nom.Q.) Nominal heat input in heating mode (Hi) kcal/h 18057 CO2 at nom. Q. with G20 8,5 - 9,5 26,0 CO2 at min. Q. with G20 8,5 - 9,5 (nom.Q.) Nominal heat input in d.h.w.
  • Page 30 TECHNICAL SPECIFICATIONS Gas rate maximum - central heating Electrical data Methane G20 2,22 Voltage Propane G31 kg/h 1,63 Frequency Gas rate maximum - domestic hot water Output at nominal heat input Methane G20 2,75 Output at minimum heat input n.a. Propane G31 kg/h 2,02...
  • Page 31 TECHNICAL SPECIFICATIONS Model(s): M300V.2025 SV Condensing boiler: Low-temperature boiler (**): B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Item Symbol Value Unit Item Symbol Value Unit Seasonal space heating Rated heat output η energy efficiency rated Seasonal energy efficiency class...

  • Page 32: Technical Data M300V.3035 Sv

    TECHNICAL SPECIFICATIONS 4.8 Technical data M300V.3035 SV 31,0 Data in d.h.w. mode (nom.Q.) Nominal heat input in heating mode (Hi) kcal/h 26655 CO2 at nom. Q. with G20 8,5 - 9,5 34,7 CO2 at min. Q. with G20 8,5 - 9,5 (nom.Q.) Nominal heat input in d.h.w.
  • Page 33 TECHNICAL SPECIFICATIONS Gas rate maximum - central heating Electrical data Methane G20 3,28 Voltage Propane G31 kg/h 2,41 Frequency Gas rate maximum - domestic hot water Output at nominal heat input Methane G20 3,67 Output at minimum heat input n.a. Propane G31 kg/h 2,70...
  • Page 34 TECHNICAL SPECIFICATIONS Model(s): M300V.3035 SV Condensing boiler: Low-temperature boiler (**): B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Item Symbol Value Unit Item Symbol Value Unit Seasonal space heating Rated heat output η energy efficiency rated Seasonal energy efficiency class...

  • Page 35: Installation

    INSTALLATION INSTALLATION on page 66. • That the characteristics of the electric, water 5.1 Warnings and gas supply networks comply with those on the plate. Protective gloves must be worn. The combustion products may only be dis- charged using the flue gas exhaust kits provided The appliance must be installed by a by the manufacturer, as they are an integral part specialist installer in compliance...

  • Page 36: Precautions For Installation

    INSTALLATION 5.2 Precautions for installation sion protection by forming a protective film on the metal surfaces and neutralising the gases Follow these installation instruc- in the water. tions: • Mount the boiler on a strong wall. Filling the central heating system: •...

  • Page 37: Dimensions

    INSTALLATION 5.4 Dimensions 5.5 Fittings The boiler complies with the following dimen- The boiler uses the following fittings: sions: Quick Cock Pipe Ø fitting Ø80 Ø80 Ø 16/18 G 3/4 MF Ø 12/14 Ø100 G 3/4 MF Ø 16/18 G 3/4 MF G 1/2 MF Ø...

  • Page 38: Installing The Dhw Tank

    INSTALLATION Figure 5.4 • Tighten the quick fittings on the hydraulic sys- Figure 5.5 tem. • If the hydraulic heating system is higher than the boiler surface, cocks should be installed 5.7 Installing the DHW tank in order to disconnect the system for mainte- The DHW tank must be positioned under the nance purposes.

  • Page 39: Installing The Flue Gas Exhaust Duct

    INSTALLATION CORRECT implementation of a wall-mounted concentric discharge system Tank coil RETURN fitting Figure 5.8 A = air suction S = flue gas outlet Tank coil DELIVERY fitting CORRECT implementation of twin flue gas outlet/air suction systems Figure 5.7 Connect the tank coil return to the fitting located on the pipe that connects the heating return to the boiler indicated in Figure 5.7.

  • Page 40: Flue Gas Outlet Dimensions And Lengths

    INSTALLATION INCORRECT implementation of twin flue gas The following kits are available for connection to outlet/air suction systems the boiler: Wall-mounted flue gas outlet kit (Figure 5.11 Coaxial duct Ø 60/100 mm (A) Nominal length 0.915 m Minimum length 0.5 m Maximum length 10 m 90°...
  • Page 41 INSTALLATION For a 45° elbow loss 0.5 m For a 90° elbow loss 90° Twin pipe suction discharge duct kit Ø 80 mm - (Figure 5.12) - (Figure 5.13) This kit is used to separate the flue gas outlet from the air suction. The terminals can be insert- 45°...
  • Page 42 INSTALLATION 16 kW Useful static pressure at 25 kW nominal heat input 35 kW 90° 16 kW °C Overheated flue 25 kW °C 35 kW °C 16 kW 45° Maximum recirculation of Ø 125 25 kW CO2 in the suction duct 35 kW TYPE C (Figure 5.15)

  • Page 43: C 63 Exhaust-Flue Pipework

    INSTALLATION All components must be made from materials with class A1 reaction to fire according to stan- dard UNI EN 13501-1. Note that extendible metal hoses must not be used. The flue must receive the flue gas output from the flue gas duct connected to the appliance only.

  • Page 44: Positioning The Draught Terminals

    INSTALLATION The materials the pipes are made 5.11 Positioning the draught terminals from must be suitable for use with The draught terminals must: this type of appliance. • be positioned on the outer perimeter walls of The straight sections must not be the building or on the roof;...

  • Page 45: Electrical Connections

    INSTALLATION Figure 5.19 5.12 Electrical connections • Unscrew the screws L (Figure 5.20) and remove the front panel M by pulling it towards you and then pushing it upwards in order to release it from the top fastenings Figure 5.21. Figure 5.21 •...

  • Page 46: Connecting A Room Thermostat Or Zone Valves

    INSTALLATION • Turn the control panel O, as shown in Figure The earth wire must be longer than 5.23. the electric power wires. • Unscrew the screw P and lift the cover Q to ac- cess the electric power supply terminal block, The electric power supply cable or wire for the remote and external sensor (Figure 5.23).

  • Page 47: Electrical Connection Of The Dhw Tank Thermostat Or Ntc Probe And Settin

    INSTALLATION Use the room thermostat terminals indicated External sensor in Figure 5.25 to connect the zone valves. The Tank electrical conductors of the zone valve micro thermostat or Voltage-free contacts for Tank NTC the Ambient Thermostat contacts must be inserted into the “A and B” ter- or Remote Control probe minals of the room thermostat terminal board as...
  • Page 48 INSTALLATION Connect the two electric conductors to terminals T1 and T2 on the terminal board as shown in Fig- ure 5.28. Connect the same conductors to the tank ther- mostat terminals. Figure 5.30 External sensor Tank Voltage-free contacts for thermostat or •...

  • Page 49: Anti-Legionella Function

    INSTALLATION • press the 12 and 14 keys simultaneously for 5 PAR. VALUE DESCRIPTION seconds (Figure 5.29) (return to previous level). Thermostat ON/OFF (tank/heating only) Setting with tank NTC probe NTC probe (tank with • Enter “programming mode” by following the probe) procedure detailed above.
  • Page 50 INSTALLATION (Parameters menu) appears on the LCD display BOILER NTC PROBE (Figure 5.40). • Press the 13 key for 1 second to enter the se- lected menu. PROBE HOLDER BOILER Figure 5.40 • Scroll through the various parameters by press- ing the keys 12 (back) or 14 (forward), until P28, which alternates with the parameter value, ap- pears on the LCD display (Figure 5.41).
  • Page 51 INSTALLATION • Use buttons 12 or 14 to modify the value of • Press the 13 key for 1 second (Figure 5.38) to parameter P28 between 0°C and 70°C. Do NOT enter the selected parameter. The display will set this value to below 65°C. show the following (Figure 5.45).

  • Page 52: Installing The External Temperature Sensor

    INSTALLATION 5.16 Installing the external temperature sensor (optional) The external probe must be installed on an exter- nal wall of the building avoiding: • Direct radiation of the sun's rays. • Damp walls or walls where mould forms. • Installation near fans, drain outlets or chim- neys.

  • Page 53: Electrical Connection Of The Remote (Optional)

    INSTALLATION (Figure 5.53) for 5 seconds, then move up to the next level. Figure 5.53 • Press the keys 12 and 14 simultaneously (Fig- ure 5.47) to exit the level without changing the value (return to the previous level). Figure 5.50 To exit the parameters menu: •...
  • Page 54 INSTALLATION In this case, the K coefficient must be set remotely. Delivery temperature °C K=1,5 Figure 5.56 • Scroll through the various menus by pressing K=0,5 the keys 12 (back) or 14 (forward), until PAr (Parameters menu) appears on the LCD display (Figure 5.57).
  • Page 55 INSTALLATION ure 5.55) to exit the level without changing the value (return to the previous level). To exit the parameters menu: • wait 15 minutes without pressing any key; • switch off the electric power supply; • press the 12 and 14 keys simultaneously for 5 seconds (Figure 5.55) (return to previous level).

  • Page 56: Setting Pump Post-Circulation

    INSTALLATION Figure 5.63 Press to display the K REG window (Figure Figure 5.65 5.64). Figure 5.66 • Scroll through the various menus by pressing the keys 12 (back) or 14 (forward), until PAr (Parameters menu) appears on the LCD display (Figure 5.67).

  • Page 57: Selecting Re-Ignition Frequency

    INSTALLATION • Press the keys 12 and 14 simultaneously (Fig- ure 5.65) to exit the level without changing the value (return to the previous level). To exit the parameters menu: • wait 15 minutes without pressing any key; • switch off the electric power supply; •...

  • Page 58: Examples Of Hydraulic Systems With Hydraulic

    INSTALLATION • Scroll through the various menus by pressing the keys 12 (back) or 14 (forward), until PAr (Parameters menu) appears on the LCD display (Figure 5.73). • Press the 13 key for 1 second to enter the se- lected menu. Figure 5.73 Figure 5.75 •...
  • Page 59 INSTALLATION ondary circuit hydraulically independent. In this case, the flow rate that passes through the circuits depends exclusively on the characteris- tics of the flow rate of the pumps. Therefore by using a hydraulic separator, the sec- ondary circuit's flow rate is circulated only when the relative pump is on.

  • Page 60: Preparation For Service

    PREPARATION FOR SERVICE PREPARATION FOR SERVICE Filling the circuit • Remove the front panel on the body, see sec- 6.1 Warnings tion "Removing the body panels" on page Before performing the operations • Open the installed water cocks. described below, make sure that the installed two-way switch is in •...
  • Page 61 PREPARATION FOR SERVICE Fill the condensate discharge si- The LCD display shows the boiler temperature phon with a half litre of water to (primary circuit) and the symbols prevent smoke from exiting at first (Figure 6.7). ignition. The flue gas intake positioned on the flue gas outlet can be used for this operation (Figure 6.4).

  • Page 62: Checking The Gas Setting

    CHECKING THE GAS SETTINGS CHECKING THE GAS SETTING 7.1 Warnings Each time after measuring the gas pressure, fully close all tapping points that were used. After each gas adjustment, the valve adjustment components must be sealed. Warning: risk of electrocution. The boiler is live during the opera- tions described in this section.
  • Page 63 CHECKING THE GAS SETTINGS Figure 7.3 Figure 7.6 • Compare the value of CO read on the flue gas analyser with the one in the “Data in DHW mode” table and the values of CO at Q.min. section "Technical data M300V.1616 SV" on page 26, "Technical data M300V.2025 SV"...

  • Page 64: Automatic Calibration Of The Gas Valve

    CHECKING THE GAS SETTINGS DHW mode as stated in section "Technical data M300V.1616 SV" on page 26, "Tech- nical data M300V.2025 SV" page 29 and "Technical data M300V.3035 SV" page 32. If the two values do not coincide with the Figure 7.9 value shown in section "Technical data M300V.1616 SV"...
  • Page 65 CHECKING THE GAS SETTINGS To exit the parameters menu: • wait 15 minutes without pressing any key; • switch off the electric power supply; • press the 12 and 14 keys simultaneously for 5 seconds (Figure 7.8) (return to previous level).

  • Page 66: Gas Conversion

    GAS CONVERSION GAS CONVERSION 8.1 Warnings The operations to adapt the boiler to the type of gas available must be carried out by an authorised Figure 8.3 service centre. • Scroll through the various parameters by pressing the keys 12 (back) or 14 (forward), 8.2 Gas operations and setting until P02 (Gas type selection), which alter- The boiler is factory set to operate with nat-...
  • Page 67 GAS CONVERSION • press the 12 and 14 keys simultaneously for 5 seconds (Figure 8.1) (return to previous level). • Apply the label indicating the type of gas and the pressure value for which the unit is set. The self-adhesive label is contained in the documentation envelope attached to the boiler.

  • Page 68: Maintenance

    MAINTENANCE MAINTENANCE 9.1 Warnings Protective gloves must be worn. Cool down the appliance by shut- ting off the gas cock and with- drawing a large quantity of water by opening the system's DHW cocks. Figure 9.1 The operations described in this section must only be performed by professionally qualified per- sonnel, therefore you are advised...

  • Page 69: Removing The Body Panels

    MAINTENANCE To exit the parameters menu: • wait 15 minutes without pressing any key; • switch off the electric power supply; • press the 12 and 14 keys simultaneously for 5 seconds (Figure 9.1) (return to previous level). 9.3 Removing the body panels Front panel •...

  • Page 70: Reinstalling The Body Panels

    MAINTENANCE 9.4 Reinstalling the body panels Side panels Reinstall the side panels E and F following the operations described in section "Removing the body panels" on page 69 in reverse order. Front panel Reinstall the front panels D working in the reverse order to that described in section "Re- moving the body panels"...

  • Page 71: Cleaning The Primary Condensate Exchanger

    MAINTENANCE • Remove the front panel of the body and turn the control panel (see "Removing the body panels" on page 69). • Disconnect the wiring of the ignition and de- tection electrodes. • Unscrew the gas swivel joint K and remove the pipe L.

  • Page 72: Check The Pressure In The Heating Expansion

    MAINTENANCE 9.9 Cleaning the domestic hot water exchanger Descaling the domestic hot water exchanger will be assessed by a technician from an Au- thorised Service Centre, who will perform the cleaning using specific products. 9.10 Checking the flue gas expulsion duct Have a technician from an authorised service centre periodically check the condition of the flue...

  • Page 73: Checking The Condensate Discharge Siphon

    MAINTENANCE 9.12 Checking the condensate dis- Model M300V.1616 SV charge siphon Nominal heat input 17,0 The condensate discharge siphon 30 (Figure 9.19) does not require particular maintenance. Nominal efficiency 98,1 Simply check: Combustion efficiency 98,5 • that solid deposits have not formed and re- Air index move them if necessary.
  • Page 74 MAINTENANCE Figure 9.20 Figure 9.23 Chimney sweep function at minimum out- put in heating mode • Press button 14 (Figure 9.20) to vary the out- put in chimney sweep mode: when the LCD displays the letters hP that alternate with the temperature of the heating water (e.g.

  • Page 75: Settings For Changing The Control Board

    MAINTENANCE level). 9.14 Settings for changing the control board When the control board is replaced, it must be configured for the exact boiler type. Important: In order to check boiler opera- tion and any change to factory-set param- eters, the table in Figure 9.27 must be com- pleted with the values that are displayed when scrolling through the control board Figure 9.25...
  • Page 76 MAINTENANCE PARAMETERS VALUE PARAMETERS VALUE Maximum heating sys- Regulation of the mini- tem pressure limit mum power in heating mode (%) ∆T heating delivery/re- turn due to reduction of Maintenance intervals pump speed (months) Adjusting maximum do- Antifreeze activation mestic hot water tem- temperature perature Antifreeze deactivation...
  • Page 77 MAINTENANCE PARAMETERS VALUE Not used –––––– Chimney diaphragm Fan speed at maximum Fan speed at minimum Figure 9.30 Ignition power • Press the 13 key for 1 second to enter the se- Gas valve management lected menu. Type of external sensor Figure 9.27 •...
  • Page 78 MAINTENANCE • Scroll through the various parameters by pressing the keys 12 (back) or 14 (forward), until P02, which alternates with the parame- ter value, appears on the LCD display. • Repeat the previous steps to display the val- ue and proceed to the next parameter. •...

  • Page 79: Boiler Disposal And Recycling

    BOILER DISPOSAL AND RECYCLING BOILER DISPOSAL AND RECY- CLING The boiler and any accessories must be dis- posed of correctly, recycling the different ma- terials where possible. The installer must dispose of the packaging used to transport the boiler. Please observe the regulations currently in force regarding recy- cling and disposing of the boiler and any accessories.
  • Page 80 BSG Caldaie a Gas S.p.a. Registered office, sales and administrative headquarters, plant and technical support 33170 PORDENONE (Italy) – Via Pravolton, 1/b +39 0434.238311 +39 0434.238312 www.biasi.it Sales headquarters +39 0434.238400 Technical support +39 0434.238387 This manual replaces previous versions.

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