Nibe F1145 5 Installer Manual

Ground source heat pump

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Installer manual
NIBE™ F1145
UK 1x230V
Ground source heat pump
IHB GB 1108-1
431074

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Summary of Contents for Nibe F1145 5

  • Page 1 Installer manual NIBE™ F1145 UK 1x230V Ground source heat pump IHB GB 1108-1 431074...
  • Page 2 A detailed explanation of the button functions can be found on page 39. How to scroll through menus and make different settings is described on page 41. The mode for setting the indoor temperature is reached, when in the start mode in the main menu, by pressing the OK button twice.
  • Page 3: Table Of Contents

    Hot water heater Info-menu Docking alternatives Manage alarm 5 Electrical connections Troubleshooting General 11 Accessories Connections Settings 12 Technical data Optional connections Dimensions and setting-out coordinates Connecting accessories Technical specifications 6 Commissioning and adjusting Item register NIBE™ F1145 Table of Contents |...
  • Page 4: Important Information

    Scheme. Visit www.centralheating.co.uk for information. Warranty information Thank you for installing a new NIBE heat pump in your home. NIBE heat pumps are manufactured in Sweden to the very highest standard so we are pleased to offer our customers a comprehensive guarantee.
  • Page 5 33 months from the date of manufacture, whichever is the shorter. The NIBE guarantee is based on the unit being installed and commissioned by a NIBE accredited installer, serviced every year and the Benchmark documents completed.
  • Page 6: Inspection Of The Installation

    Safety valve Shut off valves Circulation pump setting Electricity (page 17) Fuses heat pump Fuses property Outside sensor Room sensor Safety breaker Earth circuit-breaker Setting of emergency mode thermostat Miscellaneous Warranty Benchmark checklist Chapter 1 | Important information NIBE™ F1145...
  • Page 7: Delivery And Handling

    Wherever the unit is located, walls to sound sensitive rooms should be fitted with sound insulation. NIBE™ F1145 Chapter 2 | Delivery and handling...
  • Page 8: Supplied Components

    1. Remove the screws from the upper and lower edges. 2. Twist the cover slightly outward. 3. Move the cover backwards and slightly to the side. 4. Pull the cover to one side. 5. Pull the cover forwards. Chapter 2 | Delivery and handling NIBE™ F1145...
  • Page 9: The Heat Pump Design

    Serial number plate UB 1 Cable gland, incoming electricity UB 2 Cable gland UB 3 Cable gland, rear side, sensor Designations in component locations according to standard IEC 81346-1 and 81346-2. NIBE™ F1145 Chapter 3 | The heat pump design...
  • Page 10: Electrical Cabinets

    FD 1 Temperature limiter/Emergency mode thermostat FD 2 Temperature limiter, compressor * 1x230 V has auxiliary switch for motor cut-out. Designations in component locations according to standard IEC 81346-1 and 81346-2. Chapter 3 | The heat pump design NIBE™ F1145...
  • Page 11 QA 30 Soft-starter X 301 Terminal block X 302 Terminal block * 1x230 V has auxiliary switch for motor cut-out. Designations in component locations according to standard IEC 81346-1 and 81346-2. NIBE™ F1145 Chapter 3 | The heat pump design...
  • Page 12: Cooling Section

    XL 20 Service connection, high pressure XL 21 Service connection, low pressure HVAC components GP 1 Circulation pump GP 2 Brine pump QM 1 Drainage, climate system QM 2 Draining, brine side Chapter 3 | The heat pump design NIBE™ F1145...
  • Page 13: Pipe Connections

    Connection, heating medium return Tundish XL 6 Connection, brine in Temperature sensor XL 7 Connection, brine out Level vessel XL 9 Connection, hot water heater Pressure gauge Circulation pump Particle filter Auxiliary relay Compressor Heat exchanger NIBE™ F1145 Chapter 4 | Pipe connections...
  • Page 14: Dimensions And Pipe Connections

    Ensure that cleaning agent has been removed from the entire system before the anti-freeze is added. NIBE Energy Systems Limited recommends water treat- ments (supplied by e.g. Fernox and Sentinel) specifically designed for heat pumps. * Can be angled for side connection.
  • Page 15: Heating Medium Side

    Fit the supplied particle filter on the incoming pipe. anti-corrosion protection. In the case of connection to an open groundwater system, NIBE Energy Systems Limited recommends water treat- an intermediate frost-protected circuit must be provided, ments (supplied by e.g. Fernox and Sentinel) specifically because of the risk of dirt and freezing in the evaporator.
  • Page 16: Hot Water Heater

    If the climate system volume is too small for the heat Connecting the hot water heater pump output, the radiator system can be supplemented with a buffer vessel, for example NIBE UKV. NOTE If F1145 is not docked to a water heater or if it is to work with fixed condensing, the connection for the water heater (XL9) must be plugged.
  • Page 17: Free Cooling

    An intermediate heat exchanger is used to protect the pump output, the underfloor heating system can be heat pump's exchanger from dirt. The water is released supplemented with a buffer vessel, for example NIBE into a buried filtration unit or a drilled well. See page 23 UKV.
  • Page 18 Charging of the pool is controlled by the pool sensor. In the case of low pool temperatures, the shuttle valve re- verses direction and opens towards the pool exchanger. The POOL 40 accessory is required for this connection. Pool Chapter 4 | Pipe connections NIBE™ F1145...
  • Page 19: Electrical Connections

    (FA1). Temperature limiter The temperature limiter (FD1) cuts the current supply to the electrical addition if the temperature rises between 90 and 100°C and can be manually reset. NIBE™ F1145 Chapter 5 | Electrical connections...
  • Page 20 Removing the cover, input circuit board 1. Unscrew the screws and angle out the cover. 2. Unscrew the screws and angle out the cover. 2. Pull off the cover. 3. Pull off the cover. Chapter 5 | Electrical connections NIBE™ F1145...
  • Page 21: Connections

    (AA3). Use a 2 core cable of at least 0.5 mm² cable area. Hot water charging is activated in menu 5.2 or in the start guide. Connection 1x230V 1 2 3 4 5 6 7 8 9 F1245 0 L1 1 NIBE™ F1145 Chapter 5 | Electrical connections...
  • Page 22: Room Sensor

    1 2 3 4 5 6 7 8 9 F1245 RG05 Caution Changes of temperature in accommodation take time. For example, short time periods in combin- ation with underfloor heating will not give a noticeable difference in room temperature. Chapter 5 | Electrical connections NIBE™ F1145...
  • Page 23: Settings

    Switch (SF1) must not be moved to " " or " " until F1145 has been filled with water. Other- wise the temperature limiter, thermostat, com- pressor and the immersion heater can be dam- aged. NIBE™ F1145 Chapter 5 | Electrical connections...
  • Page 24: Optional Connections

    A temperature sensor for hot water top can be connected An external contact function can be connected to F1145 to F1145 for showing the water temperature at the top to change the supply temperature and the room temper- of the tank. ature. Chapter 5 | Electrical connections NIBE™ F1145...
  • Page 25 (max 2 A) on the input circuit board (AA3), terminal block X7. Optional functions for external connection: Indication of buzzer alarm. Controlling ground water pump. NIBE™ F1145 Chapter 5 | Electrical connections...
  • Page 26: Connecting Accessories

    (230 V AC) in total. Connecting accessories Instructions for connecting accessories are in the installa- tion instructions provided for the respective accessory. See page 72 for the list of the accessories that can be used with F1145. Chapter 5 | Electrical connections NIBE™ F1145...
  • Page 27: Commissioning And Adjusting

    The mixture should be pro- XL 9 Connection, hot water heater tected against freezing down to about -15 °C. The brine is filled by connecting a filling pump. NIBE™ F1145 Chapter 6 | Commissioning and adjusting...
  • Page 28: Start Guide

    The start guide will be described under the following Setting range: intermittent, continuous, 10 days con- points step-by-step. tinuous Default value: intermittent Set the operating mode of the brine pump here. Chapter 6 | Commissioning and adjusting NIBE™ F1145...
  • Page 29 Mark “search installed acc." and press the OK button to automatically find connected accessories for F1145. Caution "level sensor" are not found automatically but must be ticked off by hand. NIBE™ F1145 Chapter 6 | Commissioning and adjusting...
  • Page 30 Clean the exhaust air module's air filter regularly, how often depends on the amount of dust in the ventilation air. 10 Setting the fan speed exhaust air Chapter 6 | Commissioning and adjusting NIBE™ F1145...
  • Page 31 Set when the addition is to start, the minimum run time and the minimum temperature for external addition with shunt here. External addition with shunt is then for ex- ample wood/oil/gas/pellet boiler. NIBE™ F1145 Chapter 6 | Commissioning and adjusting...
  • Page 32 In addition, it requires Here you can set how long F1145 is to wait before it re- turns to heating mode when the cooling demand has ceased or vice versa. Chapter 6 | Commissioning and adjusting NIBE™ F1145...
  • Page 33 If the temperature in the solar panel is greater than this setting at the same time that the temperature in the solar tank is greater than the NIBE™ F1145 Chapter 6 | Commissioning and adjusting...
  • Page 34: Setting Time And Date

    You may also need to increase the value in "stop 22 Checking the measurement values from heating" menu 4.9.2 "auto mode setting". sensor Check here whether the selected externally mounted sensor shows permitted values for the installation. Chapter 6 | Commissioning and adjusting NIBE™ F1145...
  • Page 35 34. Further information on how to set the heating curve can be found on page 46. - 40 °C - 10 - 20 - 30 FÖRSKJUTNING UTETEMPERATUR VÄRMEKURVA (+2) NIBE™ F1145 Chapter 6 | Commissioning and adjusting...
  • Page 36: Setting Operating Mode

    The example above refers to a system where the are to be permitted because it is handled automatically flow temperature must be approx 35-40 °C resp. 45-50 by the heat pump. °C on the coldest day. Chapter 6 | Commissioning and adjusting NIBE™ F1145...
  • Page 37 Do not forget to fill in the checklist on page 4 and in If you deselect "addition" it may mean that the user manual. sufficient heating in the accommodation is not achieved. NIBE™ F1145 Chapter 6 | Commissioning and adjusting...
  • Page 38: Post Adjustment And Venting

    If you choose "yes" this means that the next time the heat pump is started (e.g. after a power Tillgängligt tryck cut) it will not produce heat or hot water for 60 Eleffekt minutes. F1145 5 kW Tillgängligt tryck, kPa / Eleffekt, W P100% P80% 100% P60% P40% Flöd...
  • Page 39 Set the speed of the heating medium pump in menu 5.1.11, see page 59. Read off what speed the heating medium pump should be from the diagrams below. Tillgängligt tryck Eleffekt F1145 5 kW Tillgängligt tryck, kPa Eleffekt, W P100% P80% 100%...
  • Page 40 If the room temperature is too low, increase "temper- ature" (heating curve offset) in menu 1.1, one step. If the room temperature is too high, reduce "temper- ature" (heating curve offset) in menu 1.1, one step. Chapter 6 | Commissioning and adjusting NIBE™ F1145...
  • Page 41: Control - Introduction

    The control knob can be turned to the right or left. You can: scroll in menus and between options. increase and decrease the values. change page in multiple page instructions (for example help text and service info). NIBE™ F1145 Chapter 7 | Control - Introduction...
  • Page 42: Menu System

    This menu only appears if a water heater is docked to normal setting. the heat pump. Accessory NIBE FLM required. Menu 3 - INFO This symbol indicates whether "holiday Display of temperature and other operating information setting"...
  • Page 43: Selecting Options

    To select another option: Mark the applicable option. One of the options is pre-selected (white). Press the OK button to confirm the selected option. The selected option has a green tick. NIBE™ F1145 Chapter 7 | Control - Introduction...
  • Page 44: Setting A Value

    1. Turn the control knob until one of the arrows in the top left corner (at the page number) has been marked. 2. Press the OK button to skip between the steps in the start guide. Chapter 7 | Control - Introduction NIBE™ F1145...
  • Page 45: Control - Menus

    Setting the desired value. The new value is shown on the rated cooling function this is shown in the display with right-hand side of the symbol in the display. an extra tab. NIBE™ F1145 Chapter 8 | Control - Menus...
  • Page 46 You can also schedule a longer period during a selected If you wish to set similar scheduling for every period (vacation) in menu 4.7. day of the week start by filling in “all” and then changing the desired days. Chapter 8 | Control - Menus NIBE™ F1145...
  • Page 47 If you wish to set similar scheduling for every day of the week start by filling in “all” and then changing the desired days. NIBE™ F1145 Chapter 8 | Control - Menus...
  • Page 48 You can select atures, e.g. that a curve offset of +2 steps increases the supply temperature by 5 °C at all outdoor temperatures. Chapter 8 | Control - Menus NIBE™ F1145...
  • Page 49 Heating curve 0 means that own curve (menu climate system 1.9.7) is used. Setting range: 15-50 °C 5. Press the OK button to exit the setting. Default values: 15°C NIBE™ F1145 Chapter 8 | Control - Menus...
  • Page 50 Here you can set how long F1145 is to wait before it re- turns to heating mode when the cooling demand has ceased or vice versa. Chapter 8 | Control - Menus NIBE™ F1145...
  • Page 51 You can create your own heating curve here, if there are special requirements, by setting the desired supply tem- peratures for different outdoor temperatures. Caution Curve 0 in menu 1.9.1 must be selected for this curve to apply. NIBE™ F1145 Chapter 8 | Control - Menus...
  • Page 52: Menu 2 - Hot Water

    When the time has run out F1145 returns to the mode set in menu 2.2. Select “off" to switch off temporary lux Chapter 8 | Control - Menus NIBE™ F1145...
  • Page 53 The length of time between increases can be selected here. The time can be set between 1 and 90 days. Factory setting is 14 days. Untick "activated" to switch off the function. NIBE™ F1145 Chapter 8 | Control - Menus...
  • Page 54: Menu 3 - Info

    (e.g. current temperatures etc.) can be obtained temperature sensor/room unit is installed. here. No changes can be made. Otherwise, if an exhaust air module (NIBE FLM) is installed, The information is on several pages. Turn the control the exhaust air temperature is shown.
  • Page 55: Menu 4 - Heat Pump

    The heat pump operating mode is usually set to "auto". It is also possible to set the heat pump to "add. heat only", but only when an addition is used, or "manual" and select yourself what functions are to be permitted. NIBE™ F1145 Chapter 8 | Control - Menus...
  • Page 56 This menu has several sub-menus. achieved. Menu 4.3 - my icons You can select what icon should be visible when the door to F1145 is closed. You can select up to 3 icons. If you Chapter 8 | Control - Menus NIBE™ F1145...
  • Page 57 Caution It cannot be set "stop additional heat" higher than "stop heating". Caution In systems where heating and cooling share the same pipes "stop heating" cannot be set higher than "start cooling". NIBE™ F1145 Chapter 8 | Control - Menus...
  • Page 58 Caution If the stop time is before the start time it means that the period extends past midnight. Scheduling always starts on the date that the start time is set for. Chapter 8 | Control - Menus NIBE™ F1145...
  • Page 59: Menu 5 - Service

    (AA3). factory setting service Total reset of all settings (including settings available to the user ) to default values. forced control Forced control of the different compon- ents in the heat pump. NIBE™ F1145 Chapter 8 | Control - Menus...
  • Page 60 Check the max floor temperature with your floor Set the speed for the five different selectable speeds for supplier. the fan here. Caution An incorrectly set ventilation flow can damage the house and may also increase energy con- sumption. Chapter 8 | Control - Menus NIBE™ F1145...
  • Page 61 Here you set the max. electrical output of the internal Default values: 50 % electrical addition in F1145 and the fuse size for the in- stallation. Set the speed of the brine pump here. NIBE™ F1145 Chapter 8 | Control - Menus...
  • Page 62 Set how many months should pass before the heat pump informs that it is time to clean the filter in the exhaust air module. Chapter 8 | Control - Menus NIBE™ F1145...
  • Page 63 If you want to receive an SMS message in the event of When the heat pump is started for the first time the start the alarm mark the box to the right of the telephone guide starts automatically. Start it manually here. number. NIBE™ F1145 Chapter 8 | Control - Menus...
  • Page 64 A counter at the bottom shows the number of days the function has been active. The function counts degree minutes as during normal heating operation but for the flow temperatures that are set for the respective period. Chapter 8 | Control - Menus NIBE™ F1145...
  • Page 65: Service

    5. Flow and return temperature. The difference must be 5 - 10°C. When replacing components on F1145 only re- placement parts from NIBE may be used. Correct any fault before continuing. Emergency mode NOTE If an electrical connection has been disconnected...
  • Page 66: Emptying The Brine System

    Do this by slightly slackening off the connection at the shut-off valve (QM33) that joins 2. Connect a hose to the bleed valve (QM1) and open the heat pump with the cooling module. the valve. Some liquid will run out. Chapter 9 | Service NIBE™ F1145...
  • Page 67 F1145 running, be pre- pared for the screwdriver to jerk when the pump starts. Luftningsskruv The image shows an example of what a circulation pump can look like. NIBE™ F1145 Chapter 9 | Service...
  • Page 68 Shut off the heat pump and turn off the current on the safety breaker. Caution Remove the front cover according to the descrip- tion on page 6. Disconnect the connectors (A) and (B) from the un- derside of the base card cabinet. Chapter 9 | Service NIBE™ F1145...
  • Page 69 Carefully pull out the cooling module. The cooling module is installed in reverse order. NOTE At reinstallation, the supplied O-rings must re- place the existing ones at the connections to the heat pump (see image). NIBE™ F1145 Chapter 9 | Service...
  • Page 70 For the following functions to work the USB memory must contain files with software for F1145 from NIBE. The fact box at the top of the display shows information F1145 is equipped with a USB socket in the display unit.
  • Page 71 3. Mark “read log settings" and press the OK button. 4. The present values from F1145 are saved in a file in the USB memory at the set interval until “activated" is unticked. Caution Untick "activated" before removing the USB memory. NIBE™ F1145 Chapter 9 | Service...
  • Page 72: Disturbances In Comfort

    If the room temper- ning. In this case the immersion heater produces heat ature is only low in cold weather the curve slope and/or hot water. Chapter 10 | Disturbances in comfort NIBE™ F1145...
  • Page 73 This part of the fault-tracing chapter only applies if the is only high in cold weather the curve slope in NIBE FLM accessory is installed. menu 1.9.1 (heating curve) needs to be adjusted Not enough water in the water seal.
  • Page 74: Accessories

    GSM module, using a mobile phone via SMS messages. If the mobile telephone also has the Android operating Solar 40 system the mobile application ”NIBE Mobile App” can be used. Solar 40 means that F1145 (together with VPBS or VPAS) can be connected to solar heating.
  • Page 75: Technical Data

    Dimensions and setting-out coordinates * This dimension applies at 90° angle on the brine pipes (side connection). The dimension can vary approx. ±100 mm in height as the brine pipes partially consist of flexible pipes. NIBE™ F1145 Chapter 12 | Technical data...
  • Page 76: Technical Specifications

    Refrigerant circuit Type of refrigerant R407C Volume Cut-out value pressostat HP 2.9 (29 bar) Difference pressostat HP -0.7 (-7 bar) Cut-out value pressostat LP 0.15 (1.5 bar) Difference pressostat LP 0.15 (1.5 bar) Chapter 12 | Technical data NIBE™ F1145...
  • Page 77 Tap volume 40 °C at Normal comfort COP at Normal comfort Idle loss Normal comfort Tap volume 40 °C at Lux comfort COP at Lux comfort Idle loss Lux comfort Dimensions and weight Width Depth Height 1800 NIBE™ F1145 Chapter 12 | Technical data...
  • Page 78 °C, the remainder (up to 70 °C) is obtained using the With feet dismantled the height is approx. 1650 mm. additional heat. 8-12 kW 1x230V °C °C 5 kW 1x230V °C °C Chapter 12 | Technical data NIBE™ F1145...
  • Page 79: Item Register

    Hot water heater, 14 Neutralization vessel, 14 Connecting the hot water heater, 14 Pool, 16 Two or more climate systems, 15 Important information, 2 Under floor heating systems, 15 Safety information, 2 Ventilation recovery, 14 NIBE™ F1145 Chapter 13 | Item register...
  • Page 80 Removing the hatch, electrical cabinet, 18 Removing the hatch, input circuit board, 18 USB service outlet, 68 Room sensor, 20 Warranty information, 2 Safety information, 2 Working range heat pump, 76 Inspection of the installation, 4 Chapter 13 | Item register NIBE™ F1145...
  • Page 81 GROUND SOURCE HEAT PUMP COMMISSIONING CHECKLIST This Commissioning Checklist is to be completed in full by the competent person who commissioned the heat pump and associated equipment as a means of demonstrating compliance with the appropriate Building Regulations and then handed to the customer to keep for future reference. Failure to install and commission this equipment to the manufacturer’s instructions may invalidate the warranty but does not affect statutory rights Customer Name Address...
  • Page 82 Service Record It is recommended that your heating system is serviced regularly and that the appropriate Service Interval Record is completed. Service Provider Before completing the appropriate Service Interval Record below, please ensure you have carried out the service as described in the manufacturer’s instructions.
  • Page 84 NIBE Energy Systems Ltd 3C Broom Business Park Bridge Way Chesterfield S41 9QG Phone 0845 095 1200 Fax 0845 095 1201 info@nibe.co.uk www.nibe.co.uk 431074...

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F1145 8

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