Baxi POWER HT+ 1.50 Installation And Service Manual
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Baxi POWER HT+ 1.50 Installation And Service Manual

Gas fired floor-standing condensing boiler
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Installation and Service Manual
Gas fired floor-standing condensing boiler
POWER HT+ 1.50
POWER HT+ 1.70
POWER HT+ 1.90
POWER HT+ 1.110

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Summary of Contents for Baxi POWER HT+ 1.50

  • Page 1 Installation and Service Manual Gas fired floor-standing condensing boiler POWER HT+ 1.50 POWER HT+ 1.70 POWER HT+ 1.90 POWER HT+ 1.110...
  • Page 2 Dear customer, Thank you for purchasing this appliance. Please read this manual carefully before using the product and keep it in a safe place for future reference. In order to ensure continued safe and efficient operation we recommend that the product is regularly maintained. Our Service and After Sales organization can assist with this.
  • Page 3 Contents Contents 1 1 Safety ................6 1.1 General safety instructions .
  • Page 4 Contents Preparation ................. . 35 6.2.1 Accessing the internal boiler components .
  • Page 5 Contents 9.2.4 Forcing domestic hot water production ........... . . 78 9.2.5 Setting the room temperature set point (O O nmode) .

  • Page 6: Safety

    1 Safety 1 Safety 1 1 .1 General safety instructions Danger This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved.

  • Page 7: Recommendations

    1 Safety 1 1 .2 Recommendations Note Keep this document close to the place where the ap­ pliance is installed. Note Never remove or cover labels and data plates affixed to the appliances. Labels and data plates must be legible throughout the entire lifetime of the appliance. Immediately replace damaged or illegible instructions and warning stickers.

  • Page 8: Liabilities

    1 Safety C C aution Do not stock chloride or fluoride compounds close to the boiler. They are particularly corrosive and may contaminate the combustive air. Chloride and fluoride compounds are present in aerosol sprays, paints, sol­ vents, cleaning products, washing products, deter­ gents, glues, snow clearing salts.

  • Page 9: Installer's Liability

    1 Safety strive constantly to improve them. We therefore reserve the right to modify the specifications given in this document. Our liability as manufacturer may not be invoked in the fol­ lowing cases: Failure to abide by the instructions on installing the appli­ ance.

  • Page 10: About This Manual

    2 About this manual About this manual 2 2 .1 General This manual is intended for the installer of a POWER HT + heat pump. Symbols used 2.2.1 Symbols used in the manual This manual uses various danger levels to draw attention to special in­ structions.

  • Page 11: Technical Specifications

    3 Technical specifications Technical specifications 3 3 .1 Homologations 3.1.1 Directives This product has been manufactured and put into circulation in accord­ ance with the requirements and standards of the following European Di­ rectives: Gas Directive 2009/142/EC Pressure Equipment Directive 97/23/EC, Article 3, paragraph 3 Electromagnetic Compatibility Directive 2004/108/EC Generic standards: EN 61000-6-3, EN 61000-6-1 Standard referred to: EN 55014...
  • Page 12 3 Technical specifications POWER POWER POWER POWER HT Boiler speed Unit HT+ 1.50 HT+ 1.70 HT+ 1.90 + 1.110 Heat input - Minimum 11.7 Heating mode Heat input - Maximum 46.3 66.9 87.4 104.9 Heating mode Heat input - Minimum 10.7 12.9 Heating mode...

  • Page 13: Other Technical Parameters

    3 Technical specifications Tab.5 Other characteristics Unit POWER HT+ POWER HT+ POWER HT+ POWER HT+ 1.50 1.70 1.90 1.110 Ingress protection rating IP21 IP21 IP21 IP21 Weight empty 3.2.1 Other technical parameters Tab.6 Technical parameters for boiler space heaters Product name POWER HT POWER HT POWER HT...

  • Page 14: Dimensions And Connections

    1218 (in ohms) 3 3 .3 Dimensions and connections Fig.2 Dimensions and connections: POWER HT+ 1.50 and POWER HT+ 1.70 MW-3000001-02 1 Heating circuit return (G1") 4 Condensate discharge (DN18) 2 Heating circuit flow (G1") 5 Flue gas outlet (80/125) 3 Gas inlet (G3/4”)
  • Page 15 3 Technical specifications Fig.3 Dimensions and connections: POWER HT+ 1.90 and POWER HT+ 1.110 1127 1222 MW-3000002-02 1 1 Heating circuit return (G1-1/2") 4 Condensate discharge (DN18) 2 Heating circuit flow (G1-1/2") 5 Flue gas outlet (110/160) 3 Gas inlet (G1") (1) Adjustable feet 7609474 - v03 - 15072015 POWER HT +...

  • Page 16: Electrical Diagram

    3 Technical specifications 3 3 .4 Electrical diagram Fig.4 Electrical diagram: POWER HT+ 1.50 - POWER HT+ 1.70 MW-3000003-01 Earth POP rivet O Room temperature sensor 3 A Power supply 230 V 50 Hz P Boiler pump modulation (PWM) B Power supply auxiliary circuit 1...
  • Page 17 3 Technical specifications Fig.5 Electrical diagram: POWER HT+ 1.90 - POWER HT+ 1.110 MW-3000004-03 Earth POP rivet O Room temperature sensor 3 A A Power supply 230V 50Hz P Boiler pump modulation (PWM) B Power supply auxiliary circuit 1 1 Flow temperature sensor C Power supply auxiliary circuit 2 2 Return temperature sensor D Room thermostat...

  • Page 18: Description Of The Product

    4 Description of the product Description of the product 4 4 .1 General description POWER HT + floor-standing condensing gas boilers have the following characteristics: Low pollutant emissions High efficiency heating Electronic control panel Perfectly suitable for cascade systems with several boilers. Operating principle 4.2.1 Circulation pump Note...

  • Page 19: System In Cascade

    4 Description of the product Fig.7 Functional diagram of a boiler with a low-loss header MW-1000021-06 1 Boiler 6 Heating circuit flow 2 Low-loss header kit 7 Heating circuit return 3 Low-loss header (accessory) 8 Safety valve 4 Air vent 9 Modulating circulating pump 5 Drain valve 10 Non-return valve...

  • Page 20: Settings And Safety Devices

    4 Description of the product 4 4 .2.5 Settings and safety devices Note The settings and safety devices are only operational if the boiler is powered up. Tab.10 Description of the safety devices Device Description Safety thermostats The safety thermostats suspend the supply of gas to the burner if the water in the pri­ mary circuit overheats.

  • Page 21: Main Components

    4 Description of the product 4 4 .3 Main components Fig.9 POWER HT+ 1.50 and POWER HT+ 1.70 MW-1000013-06 1 Control panel 17 Ignition electrode 2 Flue gas measuring point 18 Ionisation probe 3 Flue gas connection 19 Flame inspection window...

  • Page 22: Control Panel Description

    4 Description of the product 8 8 Burner 21 Controller PCB 9 Flue gas fitting 22 Mounting point for a maximum of two AVS 75 mod­ 10 Automatic air vent ules. A third AVS 75 module can be used by the boil­ 11 Return temperature sensor er but must be fixed to the wall and powered exter­...

  • Page 23: Standard Delivery

    G31 conversion kit for POWER HT+ 1.90 7 7 10718903 G31 conversion kit for POWER HT+ 1.110 7 7 10719003 Low-loss header kit - POWER HT+ 1.50 – POWER HT+ 1.70 7 7 607401 Low-loss header kit - 7606357 POWER HT+ 1.90 – POWER HT+ 1.110...

  • Page 24: Before Installation

    (1) For installations with constant heating and a maximum total system output of 200 kW, the appropriate maximum total water hardness is 8.4°dH (1.5 mmol/l, 15°f). For installations of more than 200 kW, the appropriate maximum total hardness is 2.8°dH (0.5 mmol/l, 5°f). Note If water treatment is necessary, Baxi recommends the following manufacturers: Cillit...

  • Page 25: Gas Supply

    The boiler's water flow rates must be higher than or equal to the specifica­ tions in the table below: Tab.13 Water flow rates in the boiler Working flow rate Unit POWER HT+ 1.50 POWER HT+ 1.70 POWER HT+ 1.90 POWER HT+ with the low-loss 1.110...

  • Page 26: Choice Of The Location

    5 Before installation Fig.15 Pressure drops for POWER HT+ 1 1 Q flow rate (litres/hour) 1.70 2 H pressure in metres of water column (mWC) 3 Operating water flow rate at nominal heat output = 1920 litres/hour where ∆T = 30°C 4 Operating water flow rate at nominal heat output = 2880 litres/hour where ∆T = 20°C 5 Operating water flow rate at nominal heat output = 3840 litres/hour...

  • Page 27: Ventilation

    5 Before installation C C aution It is forbidden to store inflammable products and materials in the boiler room or close to the boiler, even temporarily. Caution The boiler must be installed in a frost-free environment. Make sure there is a connection to the water drainage system close to the boiler to discharge the condensates.

  • Page 28: Data Plate

    5 Before installation Fig.20 Space to be allowed for the boilers MW-1000003-05 Fig.21 Space to be allowed for boilers equipped with a low-loss header kit MW-1000019-03 5 5 .3.3 Data plate Fig.22 Location of the data plate The data plate is located on the back of the boiler. The data plate provides important information regarding the appliance: Serial number Model...

  • Page 29: Selecting The Position For The Outside Temperature Sensor (Optional)

    5 Before installation C C aution A second data plate is provided in the instructions bag. The sec­ ond data plate should be affixed to a visible part of the boiler when installation has been completed. If the boiler is equipped with a low-loss header kit, a position on the side of the boiler is prefera­...

  • Page 30: Transport

    5 Before installation 5 5 .4 Transport Fig.25 Transport precautions Caution Have at least two people standing by. >45° Handle the appliance with gloves. Transport the pallet carrying the appliance using a pallet truck, a forklift truck or a 4-wheel removals cart. Do not use the top cover of the appliance for transport lifting.

  • Page 31: Connecting Diagrams

    5 Before installation Fig.28 Removing the struts 7. Remove the 4 screws holding the struts in place (for POWER HT+ 1.90 and POWER HT+ 1.110 only) 8. Remove the struts. 9. Level the boiler using the adjustable feet. MW-1000235-1 5 5 .6 Connecting diagrams 5.6.1 Connection diagram: 1 boiler + 1 direct circuit + 1 domestic hot water tank...

  • Page 32: Connection Diagram: 1 Boiler + 1 Direct Circuit + 1 Underfloor Heating Circuit + 1 Domestic Hot Water Tank

    5 Before installation 2 2 Heating pump 27 Non-return valve 2a Heating return direct circuit 30 Calibrated and sealed safety unit 3 4 bar (0.4 MPa) safety valve 30e Drain valve 7 Automatic air vent 31 Independent domestic hot water tank 9 Isolation valve 33 Domestic hot water temperature sensor 16 Closed expansion vessel...

  • Page 33: Water Tank

    5 Before installation F F or more information, see Electrical connection: 1 boiler + 1 direct circuit + 1 underfloor heat­ ing circuit + 1 domestic hot water tank, page 49 5.6.3 Connection diagram: Boilers in cascade + 1 direct circuit + 1 underfloor heating circuit + 1 domestic hot water tank Fig.31 Boilers in cascade + 1 direct circuit + 1 underfloor heating circuit + 1 domestic hot water tank...

  • Page 34: Connection Diagram: Controlling A Boiler In 0-10 V

    5 Before installation F F or more information, see Electrical connection: Boilers in cascade + 1 direct circuit + 1 un­ derfloor heating circuit + 1 domestic hot water tank, page 51 5.6.4 Connection diagram: controlling a boiler in 0-10 V Fig.32 Boiler in 0-10 V 1 Boiler flow...

  • Page 35: Installation

    6 Installation Installation 6 6 .1 General Installation must be carried out in accordance with the prevailing regula­ tions, codes of practice and the recommendations in this manual. Preparation 6.2.1 Accessing the internal boiler components Fig.33 Removing the front panel 1.
  • Page 36 6 Installation Fig.35 Earth wire 3. Disconnect the earth wire. MW-3000122-01 Fig.36 Removing the top panel 4. Pull and lift the top panel. MW-1000010-05 Fig.37 Unhooking the panel holding the 5. Unhook the panel holding the control panel to place it on the boiler. control panel MW-3000025-01 POWER HT +...

  • Page 37: Water Connections

    6 Installation Fig.38 Location of the disassembly instruc­ 6. Remove the detachable panel if necessary. tions S S ee The disassembly instructions can be found on the detachable pan­ MW-3000026-01 Water connections 6.3.1 Connection of the heating circuit Abide by the mountings shown in the hydraulic diagrams. Caution The heating pipe must be mounted in accordance with the provi­...

  • Page 38: Connecting The Expansion Vessel

    6 Installation Fig.40 Mounting the fill and drain valves 3. Mount the fill and drain valves to the boiler's inlet and outlet (valves not provided). N N ote To facilitate maintenance work, we recommend mounting an isola­ tion valve on the heating flow and return pipes. Caution Position the safety valve between the boiler and the isolation valve.

  • Page 39: Connecting The Condensate Discharge Pipe

    6 Installation V V olume of the expansion vessel on the heating circuit Tab.14 Volume of the expansion vessel in relation with the volume of heating circuit Initial pressure of Volume of the installation (in litres) the expansion ves­ > 300 50 kPa 12.0 14.4...

  • Page 40: Air Supply/Flue Gas Connections

    EN 1856-1 Standard. If installing discharge and intake pipes not supplied by Baxi, these must be certified for the type of use scheduled and present a maximum pressure drop in line with the values given in the table below.

  • Page 41: Coaxial Pipes

    1 cm per linear metre. 6.5.2 Coaxial pipes Fig.44 Specifications of the coaxial pipes for POWER HT+ 1.50 and POWER HT+ 1.70 MW-6000203-1 Fig.45 Specifications of the coaxial pipes for POWER HT+ 1.90 and POWER HT+ 1.110 MW-6000204-1 This type of pipe is used to discharge exhaust gases and draw in combus­...

  • Page 42: Pipes In Cascade (Not Provided)

    Diameter 125 mm (200 kW Diameter 160 mm (250 kW Diameter 200 mm (500 kW max) max) max) POWER HT+ 1.50 POWER HT+ 1.70 POWER HT+ 1.90 POWER HT+ 1.110 Caution For this type of extraction, each boiler must be fitted with a flue gas valve (non-return valve) Ø...
  • Page 43 6 Installation Fig.47 Rigid flue gas system B Fig.48 Through-roof flue gas system B N N ote For B configurations, the lengths given in the tables are valid for horizontal pipes with a maximum length of 1 metre. For each additional metre of horizontal pipe, subtract 1.2 m from the vertical length L Tab.19 Flue gas system connection type B...
  • Page 44 6 Installation Fig.49 Maximum length of the connections Tab.20 Maximum length for configuration C C C onfiguration Unit POWER HT+ 1.50 POWER HT+ 1.70 POWER HT+ 1.90 POWER HT+ 1.110 Ø 80 / Ø 125 Ø 80 / Ø 125 Ø...

  • Page 45: Electrical Connections

    6 Installation Fig.51 Maximum length of the connections Tab.22 Maximum length for configuration C C C onfiguration Unit POWER HT+ 1.50 POWER HT+ 1.70 POWER HT+ 1.90 POWER HT+ 1.110 Ø 80 / Ø 125 Ø 80 / Ø 125 Ø...
  • Page 46 6 Installation Fig.52 Pressing down the spring 1. Press down the spring on the terminal block with a suitable screw­ driver. Fig.53 Connecting the wire 2. Insert the stripped part of the wire into the corresponding connector. C C aution The length to be stripped must be between 10 and 12 mm.

  • Page 47: Description Of The Power Supply Terminal Block

    6 Installation 6 6 .6.5 Description of the power supply terminal block Fig.55 Power supply terminal block Aux 1-2 230 V MW-1000015-04 1 Power supply 230 V 50 Hz 5 Heating circuit pump 2 Power supply auxiliary circuit 1 6 Domestic hot water pump 3 Power supply auxiliary circuit 2 7 Safety contact 4 Room thermostat...

  • Page 48: Description Of The Sensor Terminal Block

    6 Installation C C aution All connections are made to the terminal blocks provided for that purpose in the boiler connection box. The output available per out­ let is 180 W (1 A, with cos ϕ = 0.8) and the inrush current must be less that 5 A.

  • Page 49: Electrical Connection: 1 Boiler + 1 Direct Circuit + 1 Domestic Hot Water Tank

    6 Installation 6 6 .6.7 Electrical connection: 1 boiler + 1 direct circuit + 1 domestic hot water tank Fig.57 1 boiler + 1 direct circuit + 1 domestic hot water tank 1 2 3 MW-3000114-04 11 Heating pump 34 Primary pump 21 Outside temperature sensor 38 Remote control 26 DHW load pump...

  • Page 50: Electrical Connection: Controlling A Boiler In 0-10 V

    6 Installation 2 2 Heating pump 34 Primary pump 10 Three-way mixing valve 38 Room temperature sensor 11 Heating pump 44 65°C safety thermostat with manual reset for under­ 21 Outside temperature sensor floor heating (DTU 65.8, NF P52-303-1) 26 DHW load pump 167 Boiler control panel 33 Domestic hot water temperature sensor 158 Flow temperature sensor...

  • Page 51: Water Tank

    6 Installation F F or more information, see Connection diagram: controlling a boiler in 0-10 V, page 34 Configuring control of a boiler in 0-10 V, page 56 6.6.10 Electrical connection: Boilers in cascade + 1 direct circuit + 1 underfloor heating circuit + 1 domestic hot water tank Fig.60 Boilers in cascade + 1 direct circuit + 1 underfloor heating circuit + 1 domestic hot water tank 1 2 3...

  • Page 52: Connecting Boilers In Cascade With A Module Oci 345

    6 Installation F F or more information, see Connection diagram: Boilers in cascade + 1 direct circuit + 1 un­ derfloor heating circuit + 1 domestic hot water tank, page 33 Configuring boilers in cascade + 1 direct circuit + 1 underfloor heating circuit + 1 domestic hot water tank, page 55 6.6.11 Connecting boilers in cascade with a module OCI 345 Connect the boilers included in the boiler cascade with O O CI 345 modules...

  • Page 53: Filling The Siphon

    6 Installation 3. Completely vent the heating circuit for optimum running. F F or more information, see Water treatment, page 24 Flushing new systems and systems less than 6 months old 1. Clean the installation with a powerful universal cleaner to eliminate debris from the appliance (copper, hemp, flux).

  • Page 54: Commissioning

    7 Commissioning Commissioning 7 7 .1 General Commissioning the boiler is done for first time use, after a prolonged shut­ down (more than 28 days) or after any event that would require complete re-installation of the boiler. Commissioning of the boiler allows the user to review the various settings and checks to be made to start up the boiler in complete safety.

  • Page 55: Checking The Electrical Connections

    7 Commissioning 4. Check the gas supply pressure at the pressure outlet on the gas valve unit. 5. Check the tightness of the gas connections made after the gas valve unit in the boiler. 6. Check the tightness of the gas pipe, including any valves, from the non-return valve to the burner.

  • Page 56: Configuring Control Of A Boiler In 0-10 V

    7 Commissioning 1. Go to the installer parameters on boiler 1 (master boiler). 2. Set the following parameters on boiler 1: Tab.26 Settings on boiler 1 (master boiler) P P arameter number Parameter Setting 5710 T T emps / mode CH1 5715 T T emps / mode CH2 5731...

  • Page 57: Configuring A Master Boiler And The Slave Boilers In A Cascade

    7 Commissioning F F or more information, see Connection diagram: controlling a boiler in 0-10 V, page 34 Electrical connection: controlling a boiler in 0-10 V, page 50 Modifying the installer parameters, page 58 List of installer parameters, page 64 7.4.4 Configuring a master boiler and the slave boilers in a cas­...

  • Page 58: Operation

    8 Operation Operation 8 8 .1 Use of the control panel 8.1.1 Modifying the user parameters Fig.62 Accessing the User parameters 1. Press the key to access the parameters. MENU Note Press the key to return to the main display. MENU The user parameters can now be accessed.

  • Page 59: Starting Up The Boiler

    8 Operation Fig.65 Confirming the parameters 3. Select the C C ommissioning menu by turning the button. ---------------------------------------------------- Enduser Commissioning MENU MW-3000083-EN-02 Fig.66 Commissioning parameter 4. Confirm the menu selection by pressing the button Note Press the key to return to the main display. MENU The parameters for the C C ommissioning mode can now be accessed.

  • Page 60: Frost Protection

    8 Operation 8 8 .4 Frost Protection The electronic management system of the boiler includes protection against frost. If the water temperature falls below 5°C, the burner starts up in order to provide a water temperature of 30°C. This function only works if the boiler is turned on, the gas supply open and the hydraulic pressure correct.

  • Page 61: Settings

    9 Settings Settings 9 9 .1 List of parameters 9.1.1 Shortcuts menu Tab.31 Functions accessible with the shortcut key Parameter Description Adjustment range Standby/operation Boiler standby / start-up Standby : Boiler put on standby. The symbol is displayed. The boiler's operating modes are deactivated. The frost protection function is activated.

  • Page 62: List Of User Parameters

    9 Settings I I nformation Description Value Minimum outside temperature value memorised °C Outside temp min Note The outside sensor must be connected. Maximum outside temperature value memorised °C Outside temp max Note The outside sensor must be connected. Hot water temp 1 Domestic hot water temperature °C Note...
  • Page 63 9 Settings P P arameter number Parameter Description Heating circuit Heating circuit 2 Heating circuit 3 3rd Time ON Start of timer period 3. 3rd Time OFF End of timer period 3. Default values Reset the timer programming parameters (Yes / No) Tab.36 Menu Time hot water Parameter number Parameter...

  • Page 64: List Of Installer Parameters

    9 Settings P P arameter number Parameter Description Factory setting Heating Heating Heating cir­ circuit 1 circuit 2 cuit 3 1010 1310 Comfort 20°C setpoint 1012 1310 Reduced 16°C temp setpoint 9.1.4 List of installer parameters Tab.39 Menu O O perator section Parameter Parameter Description...
  • Page 65 9 Settings P P arameter number Parameter Description Unit Factory set­ ting Heating Heating Heating circuit 1 circuit 2 circuit 3 1030 1330 S S ummer/winter Limit temperature for switching between Heat­ heating limit ing/Protection mode. Triggers or shuts down the heating in the course of the year according to variations in outside temperature.
  • Page 66 9 Settings P P arameter number Parameter Description Unit Factory set­ ting Heating Heating Heating circuit 1 circuit 2 circuit 3 1156 1456 D D ays Displays the current flow temperature set point ‘---’ complete.current of the controlled screed-drying function. With ‘---‘...
  • Page 67 9 Settings Tab.43 S S olar menu (with additional extension module) Parameter Parameter Description Unit Factory set­ number ting 3810 T T emp diff on Min. ΔT between the solar collector sensor and the solar °C domestic hot water tank for running the solar pump. 3811 T T emp diff off Max.
  • Page 68 9 Settings P P arameter Parameter Description Factory set­ number ting 5890 R R elay output QX1 None heating Circulating pump Q4 : Domestic hot water circulating pump. pump CH1 El imm heater HW K6 Collector pump Q5 : Circulating pump for the solar collector circuit. Cons circuit pump VK1 Q15 : The VK1 consumer circuit pump can be used for an additional consumer boiler.
  • Page 69 9 Settings P P arameter Parameter Description Factory set­ number ting 5931 S S ensor input BX2 None : No function on the sensor input. None Hot water sensor B31 : Sensor in the bottom section of the domestic hot water tank. Collector sensor B6 : Solar collector sensor.
  • Page 70 9 Settings P P arameter Parameter Description Factory set­ number ting 5977 F F unction input H5 None Room Optg mode change CHs+HW : Heating and domestic hot water circuit thermostat changeover mode. Optg mode changeover HW : Domestic hot water circuit changeover mode.

  • Page 71: Power Ht+

    9 Settings P P arameter Parameter Description Factory set­ number ting 6020 Function extension None Without module 1 Multifunctional : The functions that can be assigned to the inputs/ outputs. Temps / mode CH1 : Settings corresponding to the operator chapter on "Heating Circuit 1".
  • Page 72 9 Settings P P arameter Parameter Description Factory set­ number ting 6042 S S ensor input BX21 without module 2 BX2 sensor inlet 6043 S S ensor input BX22 without module 2 BX2 sensor inlet 6044 S S ensor input BX21 without module 3 BX2 sensor inlet...
  • Page 73 9 Settings P P arameter Parameter Description Factory set­ number ting 6200 S S ave sensors Records the sensors used in the appliance. 6212 C C heck no. heat Information on the manufacturer source 1 6213 C C heck no. heat source 2 6215 C C heck no.
  • Page 74 9 Settings P P arameter Parameter Description Factory set­ number ting 7146 D D eaeration function Venting function: 7147 T T ype of venting Venting cycle operating mode: None None Heating circuit continuous Heating circuit cycled Hot water continuous Hot water cycled 7170 T T elephone customer service...

  • Page 75: Setting The Parameters

    9 Settings P P arameter num­ Parameter Description 8330 H H ours run 1st stage Value reset 8526 S S olar Gain 24 Hour 8527 T T otal Solar Gain 8530 H H ours run solar 8531 H H ours run collect overtemp 8532 H H ours run collector pump...

  • Page 76: Language Selection

    9 Settings Fig.71 Time / Date parameter 3. Confirm the menu selection by pressing the button The parameter H H ours / minutes appears. Information Set time and date Operator section MENU MW-3000054-EN-02 Fig.72 Modification possible prior to confir­ 4. Confirm the parameter selection by pressing the button.

  • Page 77: Changing The Operating Mode

    9 Settings Fig.74 Selecting the User Interface parame­ 3. Confirm the menu selection by pressing the button The C C hange Language parameter appears. Set time and date Operator section Time central heating CH1 MENU MW-3000057-EN-02 Fig.75 Selecting the Language parameter 4.

  • Page 78: Forcing Domestic Hot Water Production

    9 Settings Fig.77 Confirming the operating mode se­ 4. Select the appropriate operating mode. lected 5. Press the button to confirm. N N ote Press the key to return to the main display. MENU For more information, see Shortcuts menu, page 61 Central heating mode CH1 Setting NOT confirmed Timed...

  • Page 79: Modifying The Domestic Hot Water Production Mode

    9 Settings Fig.80 Modification of the temperature set 4. Turn the button to modify the temperature set point. point 5. Press the button to confirm. N N ote Press the key to return to the main display. MENU For more information, see Shortcuts menu, page 61 Room temperature CH1 MENU...

  • Page 80: Setting The Room Temperature Set Point (Reduced Mode)

    9 Settings Fig.83 Modification of the temperature set 4. Turn the button to modify the temperature set point. point 5. Press the button to confirm. N N ote Press the key to return to the main display. MENU For more information, see Shortcuts menu, page 61 Hot water temp setpoint MENU...

  • Page 81: Programming A Holiday Period

    9 Settings Fig.86 Modification of the temperature set 6. Turn the button to modify the temperature set point. point 7. Press the button to confirm. N N ote Press the key to return to the main display. MENU Reduced temp setpoint MENU MW-3000070-EN-03 9.2.9 Programming a Holiday period...
  • Page 82 9 Settings Fig.89 Selecting the holiday period 4. Select the Holiday period to be programmed by turning the but­ ton. Holiday heating CH1 Preselection Period 1 MENU MW-3000073-EN-02 Fig.90 Confirming the holiday period selec­ 5. Confirm by pressing the button. Holiday heating CH1 Preselection Period 1...
  • Page 83 9 Settings Fig.93 Selecting the end date of the holiday 10. Select the E E nd parameter by turning the button. period Holiday heating CH1 Period 1: Start Day / month 25/06 MENU MW-3000077-EN-02 Fig.94 Confirming the end date of the holi­ 11.

  • Page 84: Using The Boiler According To Thermal Output

    9 Settings F F or more information, see Setting the room temperature set point (Onmode), page 78 Setting the room temperature set point (Reduced mode), page 80 Activating the Off, page 60 9.2.10 Using the boiler according to thermal output Using the boiler according to thermal output makes it possible to calibrate the gas valve.

  • Page 85: Selecting A Heating Circuit

    9 Settings Fig. Confirming the thermal output value 4. Press the button to confirm. 3 3 04:Controller stop appears. Controller stop function MENU MW-3000088-EN-02 Fig. Modifying the thermal output value 5. Press the button to modify the thermal output value from 0 to 100% by turning the button.
  • Page 86 9 Settings Fig. Menu selection Programming lock 4. Select menu 27 P P rogramming lock by turning the button. 5. Confirm the menu selection by pressing the button Operator unit Programming lock MENU MW-3000091-EN-02 Fig. Confirming the menu selection 6. Select the setting O O n by turning the button.

  • Page 87: Timer Program

    9 Settings Fig. Confirming the menu Operator unit 4. Select the O O perator unit menu by turning the button. 5. Confirm the menu selection by pressing the button Set time and date Operator section Time central heating CH1 MENU MW-3000094-EN-02 Fig.
  • Page 88 9 Settings P P re-setting selected Days programmed Mon-Sun Monday - Tuesday - Wednesday - Thursday - Friday - Satur­ day - Sunday Mon-Fri Monday - Tuesday - Wednesday - Thursday - Friday Sat-Sun Saturday - Sunday Monday Tuesday Wednesday Thursday Friday Saturday...
  • Page 89 9 Settings S S ingle days Pre-set programs On 1 - Off 1 On 2 - Off 2 On 3 - Off 3 Monday-Tuesday- Wednesday-Thurs­ 06:00 - 08:00 11:00 - 13:00 17:00 - 23:00 day-Friday-Satur­ day-Sunday For more information, see Changing the operating mode, page 77 Selecting a Timer Program 1.
  • Page 90 9 Settings Fig. Selecting the parameter Select 8. Select the parameter S S elect default timings? (514, 534, 554 or 574) default timings? by turning the button. Time central heating CH1 Mon - Sun Select default timings? MENU MW-3000131-EN-02 Fig. Selecting the desired time range 9.
  • Page 91 9 Settings Fig. Selecting the parameter Select days 5. Confirm the menu selection by pressing the button The current selection flashes. 6. Select a weekly interval. 7. Confirm the menu selection by pressing the button Time central heating CH1 Select days Mon - Sun MENU MW-3000133-EN-02...
  • Page 92 9 Settings Fig. Selecting the time range end time of 12. Select the parameter 1 1 st Time OFF (502, 522, 542 or 562) by turn­ parameter 1st Time OFF ing the button. Time central heating CH1 Mon - Sun: 1st Time OFF 22:00 MENU MW-3000136-EN-02...
  • Page 93 9 Settings Fig. Selecting the menu Time central 3. Select the T T ime central heating CH1 menu by turning the button. heating CH1 Note For heating circuits 2 and 3, select the parameters T T ime central heating CH2 or T T ime setting 3/CHP.
  • Page 94 9 Settings Fig. Selecting the parameter Copy to 11. Select a target day by turning the button. 12. Confirm the menu selection by pressing the button N N ote Repeat the copy to other days if necessary. Press the key to return to the main screen. MENU For more information, see Changing the operating mode, page 77...

  • Page 95: Setting A Temporary Heating Flow Temperature

    9 Settings Fig. Selecting the parameter Yes 6. Select the parameter Y Y es by turning the button. 7. Confirm the parameter selection by pressing the button. Note Press the key to return to the main screen. MENU The reset to zero of the timer program is effective. Time central heating CH1 Default values MENU...
  • Page 96 9 Settings Fig. Selecting the menu Information 2. Select the Information menu with the rotary button 3. Confirm by pressing the rotary button ---------------------------------------------------- Information Set time and date MENU MW-3000098-EN-02 Fig. Selecting the various items of infor­ 4. Use the rotary button to scroll through the various items of infor­...

  • Page 97: Maintenance

    10 Maintenance 10 Maintenance 1 1 0.1 General We recommend having the boiler inspected and serviced at regular inter­ vals. Boiler maintenance and cleaning must be carried out at least once a year by a qualified professional. Have an inspection carried out and the flues swept a a t least once a year or more, depending on the regulations in force in your country.
  • Page 98 Fig. Removing the connection pipe 7. Remove the pipe connecting the gas valve to the Venturi unit. R R eference Model POWER HT+ 1.50 POWER HT+ 1.70 POWER HT+ 1.90 POWER HT+ 1.110 Fig. Disconnecting the safety thermostat 8.
  • Page 99 10 Maintenance and the pin under the ignition elec­ trode Fig. Removing the retaining nuts 9. Remove the nuts holding the burner in place on the heat exchanger. Fig. Removing the fan, the collector and 10. Remove the fan, the Venturi and the burner to access the inside of the burner the heat exchanger.

  • Page 100: Cleaning The Heat Exchanger

    10 Maintenance F F or more information, see Accessing the internal boiler components, page 35 Burner description Fig. Burner 1 Burner 2 Air/gas collector 3 Insulating surface area 4 Ignition electrode 5 Earth electrode 6 Flame detection electrode 10.2.3 Cleaning the heat exchanger 1.
  • Page 101 Tab.58 Distances and tolerances to be observed for the ignition electrode and the ground electrode Distance POWER HT+ 1.50, POWER HT+ 1.70, POWER HT+ 1.90, POWER HT+ 1.110 4 mm with a tolerance of +/- 0.5 mm Note Replace the ignition electrode if it is damaged.

  • Page 102: Cleaning The Siphon

    5. Check the tightness of the burner using a leak detection spray. 6. Put the covers back in place on the boiler. Note For the POWER HT+ 1.50 and POWER HT+ 1.70 models, put the panel located in front of the burner back in place. 7. Reconnect the earth wire.

  • Page 103: Thermal Fuse In The Heat Exchanger

    10 Maintenance F F or more information, see Commissioning procedure, page 54 10.2.7 Thermal fuse in the heat exchanger The thermal fuse is located in the rear part of the heat exchanger and is connected in series to the safety thermostat. The function of the thermal fuse is to ensure the protection of the heat exchanger against the danger of overheating if the insulation malfunctions.

  • Page 104: Check The Combustion

    Insert the sensor into the flue gas measurement point to at least 8 cm for POWER HT+ 1.50 and POWER HT+ 1.70. Insert the sensor into the flue gas measurement point to at least 9 cm for POWER HT+ 1.90 and POWER HT+ 1.110.
  • Page 105 10 Maintenance Fig. Checking the air in the intake circuit 7. If necessary, check the return into circulation of any combustion products if using coaxial pipes. The sensor will then be connected to the outlet connected to the combustion air intake circuit. 7609474 - v03 - 15072015 POWER HT +...
  • Page 106 Insert the sensor into the flue gas measurement point to at least 8 cm for POWER HT+ 1.50 and POWER HT+ 1.70. Insert the sensor into the flue gas measurement point to at least 9 cm for POWER HT+ 1.90 and POWER HT+ 1.110.

  • Page 107: Replacing The 4 A Fuses On The Electrical Terminal Blocks

    10 Maintenance Fig. Checking the air in the intake circuit 7. If necessary, check the return into circulation of any combustion products if using coaxial pipes. The sensor will then be connected to the outlet connected to the combustion air intake circuit. F F or more information, see Using the boiler according to thermal output, page 84 CO2 checking and setting values, page 0...
  • Page 108 10 Maintenance Fig. Location of the fuse 2. Open the fuse-holder socket with the eyelet. 3. Take out the damaged fuse and replace it with an identical one (4 4. Check the fuse L L , proceeding in the same way. POWER HT + 7609474 - v03 - 15072015...

  • Page 109: Troubleshooting

    11 Troubleshooting 11 Troubleshooting 1 1 1.1 Error codes Fig. Error code A Error code B Secondary error code C Description of the error Note Press the key to return to the main display. MENU symbol continues to be displayed on the control panel. If the error is not resolved after one minute, the error code is displayed on the control panel a second time.

  • Page 110: Automatic Error Code Clearing

    11 Troubleshooting D D isplay Description of the error 178:Limit thermostat CH1 Safety thermostat CH1. 179:Limit thermostat CH2 Safety thermostat CH2. 321:HW outlet sensor Domestic hot water sensor damaged. 343:Solar integration missing General parameter setting error on the solar system (if incor­ porating a solar system).

  • Page 111: Clearing Error Codes

    11 Troubleshooting F F or more information, see Cleaning the heat exchanger, page 100 Standard inspection and maintenance operations, page 97 Removing the burner, page 97 Checking the burner, page 100 Remounting the burner, page 102 Thermal fuse in the heat exchanger, page 103 Check the combustion, page 104 Checking combustion (maximum heat input), page 104 Checking combustion (reduced heat input), page 106...

  • Page 112: Decommissioning

    12 Decommissioning 12 Decommissioning 1 1 2.1 Decommissioning procedure Warning Only qualified professionals are authorised to work on the boiler and the heating installation. To switch off the boiler temporarily or permanently, proceed as follows: 1. Switch off the boiler. 2.

  • Page 113: Disposal/Recycling

    13 Disposal/recycling 13 Disposal/recycling 1 1 3.1 Disposal and Recycling Fig. Recycling Warning Removal and disposal of the boiler must be carried out by a quali­ fied installer in accordance with local and national regulations. If you need to remove the boiler, proceed as follows: 1.

  • Page 114: Appendix

    14 Appendix 14 Appendix 1 1 4.1 EC Declaration of Conformity The unit complies with the standard type described in the EC declaration of conformity. It has been manufactured and commissioned in accordance with European directives. The original declaration of conformity is available from the manufacturer. POWER HT + 7609474 - v03 - 15072015...
  • Page 115 © Copyright All technical and technological information contained in these technical instructions, as well as any drawings and technical de­ scriptions supplied, remain our property and shall not be multiplied without our prior consent in writing. Subject to alterations.
  • Page 116 7609474 - v03 - 15072015 7609474-001-03...

This manual is also suitable for:

Power ht+ 1.90Power ht+ 1.70Power ht+ 1.110

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