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1. Filler valve 1 Bleed valves Venting the climate system In event of repeated filling of the climate system or if bubbling sounds are heard from the heat pump the system may need venting This is carried out as follows 1 Set the switch in mode and wait approx 30 seconds 2 Turn off the power supply to the heat pump 3 Vent the heat pump via the vent valves and the rest of the climate system via the relevant vent valves 4 Keep topping up and venting until all air has been removed and the pressure is correct NOTE N The vent hoses from the container must be drained of water before air can be released This means that the system is not necessarily vented despite the flow of water when the vent valves are opened Therefore hold the vent valves open at least 5 seconds 26 Chapter 2 The heat pump the heart of the house NIB mr Saving tips Your heat pump installation produces heat and hot water This occurs via the control settings you made Factors that affect the energy consumption are for example indoor temper ature hot water consumption the insulation level of the house and whether the house has many large window surfaces The position of the house e g wind exposure is also an affecting factor Also remember During the adjustment period winter time all thermostat valves should be fully o
2. Safety valve for water heater F750 enamel and stainless steel Safety valve for climate system Safety valve for water heater 24 Chapter 2 The heat pump the heart of the house NIBETM F750 Filling the climate system If the pressure is too low increase as follows 1 For F750 enamel or stainless steel Check if the flexi hose supplied is connected between the two filler valves Adjust the hose if this has not been done 2 For F750 copper Open the filling valve The boiler section and the rest of the climate system are filled with water For F750 enamel or stainless steel Open the filler valves The boiler sec tion and the rest of the climate system are filled with water 3 After a while the pressure rises on the pressure gauge When it is approx 1 0 bar close the filler valve s F750 copper Venting valve NES Pressure meter Filler valve Bleed valves Chapter 2 The heat pump the heart of the house NIBETM F750 F750 enamel and stainless steel Filler valve 2 Venting valve Pressure meter
3. Chapter 3 63 Menu 4 9 5 64 schedule blocking The compressor can be scheduled to be blocked for up to two different time periods here If two settings conflict with each other a red exclamation mark is displayed at the end of the line When scheduling is active the actual blocking symbol in the main menu on the heat pump symbol is displayed Activated Schedule chedule 1 schedule 2 gj activated 1400 16320 Conflict Day Time period Blocking Schedule The period to be changed is selected here Activated Scheduling for the selected period is activated here Set times are not affected at deactivation Day Select which day or days of the week the schedule is to apply to here To remove the scheduling for a particular day the time for that day must be reset by setting the start time to the same as the stop time If the line all is used all days in the period are set for these times Time period The start and stop time for the selected day for scheduling are selected here Blocking The desired blocking is selected here EH Blocking the compressor Blocking additional heat Chapter 3 F TIP If you wish to set similar scheduling for every day of the week start by filling in all and then changing the desired days 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 f
4. VV 20 012010 2 O 2010 01 20 10 Jyear language Choose the language that you want the language 4 6 information to be displayed in here e 4 a 4 ae dh WEN d J deutsch Chapter 3 59 Menu 4 7 N ei 60 holiday setting holiday setting 4 7 To reduce energy consumption during a holiday you can schedule a reduction in heating ventilation and hot water activated temperature start date O1 2009 stop date 01 2009 a room sensor is installed and activ BSE 0 ated the desired room temperature C Mi See is set during the time period This set ting applies to all climate systems with room sensors ventilation normal If a room sensor is not activated the desired offset of the heat curve is set This setting applies to all climate systems without room sensors A one degree change in room temperature reguires one increment for under floor heating and approximately two to three increments for the radiator system Vacation scheduling starts at 00 00 on the start date and stops at 23 59 on the stop date TIP Complete holiday setting about a day before your return so that room tem perature and hot water have time to regain usual levels TIP Set the vacation setting in advance and activate Just before departure in order to maintain the comfort Caution If you choose to switch off hot water production during the vacation peri odic increases
5. Enter menu 4 2 If mode auto is selected select a higher value on stop additional heat in menu 4 9 2 If mode manual is selected select addition Large hot water consumption Wait until the hot water has heated up Temporarily increased hot water capacity temporary lux can be activated in menu 2 1 Too low hot water setting m Enter menu 2 2 and select a higher comfort mode Too low or no operating prioritisation of hot water Chapter 4 Disturbances in comfort NIBE F750 67 68 Enter menu 4 9 1 and increase the time for when hot water is to be prioritised Note that if the time for hot water is increased the time for heating production is reduced which can give lower uneven room temperatures Filter blocked m Clean or replace filter See page 22 Low room temperature Closed thermostats in several rooms See the Saving tips section on page 27 and menu 1 1 on page 30 for more detailed information about how to best set the thermostats Heat pump in incorrect operating mode Enter menu 4 2 If mode auto is selected select a higher value on stop heating in menu 4 9 2 f mode manual is selected select heating If this is not enough select addition Too low set value on the automatic heating control Enter menu 1 1 temperature and adjust the offset of the heating curve If the room temperature is only low in cold weather the curve slope in menu 1 9 1 he
6. Flow pipe The line in which the heated water is transported from the heat pump out to the house heating system radiators heating coils Heat exchanger Device that transfers heat energy from one medium to another without mixing mediums Examples of different heat exchangers are evaporators and con densers Heat factor Measurement of how much heat energy the heat pump gives off in relation to the electric energy it needs to operate Another term for this is COP Heating curve The heating curve determines which heat the heat pump is to produce de pending on the temperature outdoors If a high value is selected this tells the heat pump that it must produce a lot of heat when it is cold outdoors in order to achieve a warm indoor temperature Heating medium Hot liquid usually normal water which is sent from the heat pump to the house climate system and makes the accommodation warm The heating medium also heats the hot water Heating medium side Pipes to the house s climate system make up the heating medium side Chapter 6 Glossary NIBETM F750 Hot water heater Container where domestic water is heated Is located inside the heat pump but an extra hot water heater can be installed in the event of large hot water requirements Mixing valve A valve that mixes the cold water with the hot water leaving the heater Outside sensor A sensor that is located outdoors This sensor tells the heat pump how hot it is outdoors
7. Disturbances in comfort Info menu Manage alarm Troubleshooting Technical data Glossary Item register Table of Contents 11 21 30 30 44 49 66 66 66 7 71 72 77 1 Important information Installation data Product Serial number Installation date Installer De Set w Accessories fault set E Extra shunt ECS 40 41 Room unit RMU 40 9 3 min flow line temp Communications module SMS 40 ted temperature heating curve offset 9 1 heating curve curve slope Extra hot water heat er VPB S 5 1 5 ventilation fan speed normal mode Serial number must always be given Certification that the installation is carried out according to instructions in NIBE s installer manual and applicable regulations Date Signed Chapter 1 Important information NIBETM F750 Safety information 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 Children shall not play with the appliance Cleaning and user maintenance shall not be made by chil dren without supervision Rights to make any design or technical modifications are reserved ONIBE 2013 Symbols NOTE This symbol indicates danger to machi
8. Pressostat Pressure switch that triggers an alarm and or stops the compressor if non permitted pressures occur in the system A high pressure pressostat trips if the condensing pressure is too great A low pressure pressostat trips if the evaporation pressure is too low Radiator Another word for heating element They must be filled with water in order to be used with F750 Refrigerant Substance that circulates around a closed circuit in the heat pump and that through pressure changes evaporates and condenses During evaporation the refrigerant absorbs heating energy and during condensing gives off heating energy Return pipe The line in which the water is transported back to the heat pump from the house heating system radiators heating coils Return temp The temperature of the water that returns to the heat pump after releasing the heat energy to the radiators heating coils Room sensor A sensor that is located indoors This sensor tells the heat pump how hot it is indoors Chapter 6 Glossary 75 Safety valve A valve that opens and releases a small amount of liquid if the pressure is too high Shunt A valve that mixes the hot water with a small amount of slightly cooler water Shuttle valve A valve that can send liquid in two directions A shuttle valve that enables li quid to be sent to the climate system when the heat pump produces heating for the house and to the hot water heater when the heat pump
9. language display operating mode etc See page 53 Chapter 2 Symbols in the display The following symbols can appear in the display during operation Description This symbol appears by the information sign if there is informa tion in menu 3 1 that you should note These two symbols indicate whether the compressor or addition is blocked in F750 These can for example be blocked depending on which oper ating mode is selected in menu 4 2 if blocking is scheduled in menu 4 9 5 or if an alarm has occurred that blocks one of them VI Blocking the compressor EA Blocking additional heat This symbol appears if lux mode for the hot water is activated This symbol indicates the actual speed of the fan if the speed has changed from the normal setting This symbol indicates whether F750 has contact with NIBE Up link This symbol indicates whether solar heating is active Accessory needed This symbol indicates whether holiday setting is activated in menu 4 7 Chapter 2 The heat pump the heart of the house NIBE F750 15 16 Menu number marked sub menu Name and menu number main menu Symbol INDOOR CLIMATE HOT WATER INDOOR CLIMATE 1 main menu Kik temperature ventilation normal 7 scheduling off advanced HEAT PUMP Marked main menu Symbols sub menus Name sub menus Status information sub menus Operation To move the cursor turn the control knob
10. NIBE Uplink to create a con nection string 3 When a connection string has been received it is shown in this menu at connection string and is valid for 60 minutes Disconnect all users 1 Mark switch off all users and press the OK button 2 The installation now communicates with NIBE Uplink to release your installation from all connected users via the internet Chapter 3 Menu 4 1 3 8 NOTE After disconnecting all users none of them can monitor or control your in stallation via NIBE UplinkTM without reguesting a new connection string tcp ip settings You can set TCP IP settings for your in tcp ip settings 4 1 3 8 stallation here bi automatic Automatic setting DHCP PERPE 0000 1 Tick automatic The installation Eu 00 0 0 gateway 0 0 0 0 now receives the TCP IP settings SC 20867202200 using DHCP 2 Mark contirm and press the OK button confirm o reset o Manual setting Untick automatic you now have access to several setting options Mark ip address and press the OK button Enter the correct details via the virtual keypad Mark OK and press the OK button Repeat 1 3 for net mask gateway and dns DE oe SS Mark confirm and press the OK button Caution The installation cannot connect to the internet without the correct TCP IP settings If unsure about applicable settings use the automatic mode or contact your network admi
11. orange text and is intended for the advanced user This menu has several sub menus Setting the heating curve slope cy ida eiliad Setting the heat curve offset when the external contact is connected VT Setting minimum permitted flow line temperature Settings regarding the room sensor Fan return time settings in the event of temporary ventilation speed change AMANA Setting own heat curve TIMER Setting the offset of the heating curve at a specific outdoor temperature Melage Setting night cooling heating curve heating curve Setting range 0 15 system W 2 Default value 5 flow temperature C P outdoor temp C In the menu the so called heating curve for your house can be viewed The task of the heating curve is to give an even indoor temperat ure regardless of the outdoor temperature and thereby energy efficient operation It is from this heating curve that the heat pump s control computer determines the temperature of the water to the heating system flow line temperature and therefore the indoor temperature You can select heating Chapter 3 curve and read off how the flow line temperature changes at different outdoor temperatures here Supply temperature Curve coefficient C 70 Steepercurveslope The slope of the heating curve indic Ke ates how many degrees the supply temperature is to be increased re duced when the outdoor temperature drops in
12. shows the selected language Vacation scheduling heating and ventilation Status inform ation set is displayed if you set a Vacation schedule but it is not active now active displays if any part of the Vacation schedule is active otherwise it displays off Setting heat pump work mode eau plus functions plus functions 4 1 ji d internet AN 4 1 Settings for any additional functions installed in F750 can be made in the Sub menus sms Y Chapter 3 53 Menu 4 1 3 Menu 4 1 3 1 54 Internet Here you make settings for connecting internet 4 1 3 F750 to the internet NOTE nibe uplink A For these functions to work the net tcp ip settings work cable must be connected proxy settings nibe uplink nibe uplink 4 1 3 1 H Here you can manage the installation s connection to NIBE Uplink ht serial number 13450012345678 to Awww nibeuplink com and see the number of users connected to the install numberofusers 0 ation via the internet reguest new connection string gt A connected user has a user account in NIBE Uplink which have been given permission to control and or monitor your installation switch off all users Request new connection string To connect a user account on NIBE Uplink to your installation you must request a unique connection string 1 Mark request new connection string and press the OK button 2 The installation now communicates with
13. 3 49 Heating Menu 2 Menu 3 3 50 compressor info Information about the compressor s operating status and statistics can be obtained here No changes can be made The information is on several pages Turn the control knob to scroll between the pages add heat info Information about the additional heat settings operating status and statistics can be obtained here No changes can be made The information is on several pages Turn the control knob to scroll between the pages Chapter 3 status number of starts total operating time of which hot water time factor of which hot water status time factor compressor info 3 2 initiating 214 hrs hrs 0 00 0 00 add heat info 3 3 Menu alarm log 3 4 To facilitate fault finding the heat pump SES operating status at alarm alerts is stored MO1012009 _ 00 00 alarm 01012009 00 00 LP alarm here You can see information for the E 10 most recent alarms 01012009 00 00 sensfitBT20 01012009 00 00 Sensor flt BT2 To view the run status in the event of 01012009 0 Sensor flt BT1 an alarm mark the alarm and press the OK button Temperature limiter alarm 52 outdoor temp heat medium flow heat medium return hot water charging condenser out operating time op mode Information about an alarm Chapter 3 Menu 3 5 52 indoor temp log Here you can see the average temperat ure indoo
14. Mobile numbers must include country code e g 46 XXXXXXXX If you want to receive an SMS message in the event of the alarm mark the box to the right of the teleohone number NOTE Telephone numbers provided must be able to receive SMS messages op mode op mode op mode 4 2 i Setting range auto manual add heat only Default value auto O auto _ manual functions add heat only Setting range compressor addition heating 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 Change the operating mode by marking the desired mode and pressing the OK button When an operating mode is selected it shows what in the heat pump is permitted crossed out not permitted and selectable alternatives to the right To select selectable functions that are permitted or not you mark the function using the control Knob and press the OK button Chapter 3 57 58 Operating mode auto In this operating mode the heat pump automatically selects what functions are permitted Operating mode manual In this operating mode you can select what functions are permitted You cannot deselect compressor in manual mode Operating mode add heat only Caution If you choose mode add heat only the compressor is deselected and there is a higher operat
15. NIBE User manual NIBE F750 Exhaust air heat pump UHB GB 1301 1 231426 Navigation Ok button confirm select Back button back undo exit Control knob move increase reduce A detailed explanation of the button functions can be found on page 12 How to scroll through menus and make different settings is described on page 16 Set the indoor climate The mode for setting the indoor temperature is reached when in the start mode in the main menu by pressing the OK button twice Read more about the settings on page 30 Increase hot water volume TX To temporarily increase the amount of hot water first turn the control knob to mark menu 2 water droplet and then press the OK button twice Read more about the settings on page 44 In event of disturbances in comfort If a disturbance in comfort of any type occurs there are some measures that can be taken before you need to contact your installer See page 67 for instructions Table of Contents 1 Uu Important information Installation data Safety information Serial number Contact information F750 An excellent choice o N N The heat pump the heart of the house Heat pump function o Contact with F750 Maintenance of F750 F750 at your service Set the indoor climate Set the hot water capacity Get information Adjust the heat pump
16. an be used in smaller households with a small hot water requirement normal Normal mode gives a larger amount of hot water and is suitable for most households luxury Lux mode gives the greatest possible amount of hot water In this mode the immersion heater as well as the compressor is used to heat hot water which may increase operating costs scheduling What hot water comfort the heat pump is to work with can be scheduled here for up to two different time periods per day Scheduling is activated deactivated by ticking unticking activated Set times are not affected at deactivation Chapter 3 45 46 If two settings conflict with each other a red exclamation mark is displayed Activated Schedule SCHEDULING HOT WATER 3 chedule 1 schedule 2 gj activated all Conflict Day Time period Adjusting Schedule The schedule to be changed is selected here Activated Scheduling for the selected period is activated here Set times are not affected at deactivation Day Select which day or days of the week the schedule is to apply to here To remove the scheduling for a particular day the time for that day must be reset by setting the start time to the same as the stop time If the line all is used all days in the period are set for these times Time period The start and stop time for the selected day for scheduling are selected here Adjusting Set the hot water comfort that is to apply during scheduling h
17. ating curve needs adjusting up Too low or no operating prioritisation of heat Enter menu 4 9 1 and increase the time for when heating is to be prioritised Note that if the time for heating is increased the time for hot water production is reduced which can give smaller amounts of hot water comfort mode outlet luxury selected in combination with large hot water Enter menu 2 2 and select economy or normal Holiday mode activated in menu 1 3 4 m Enter menu 1 3 4 and select Oft External switch for changing the room heating activated Check any external switches Air in the heating system Vent the heating system Closed valve to the heating system m Open the valve Chapter 4 Disturbances in comfort NIBE F750 Filter blocked Clean or replace filter See page 22 High room temperature Too high set value on the automatic heating control m Enter menu 1 1 temperature and adjust the heat curve offset downwards If the room temperature is only high in cold weather the curve slope in menu 1 9 1 heating curve needs to be adjusted down External switch for changing the room heating activated Check any external switches Low system pressure Not enough water in the heating system m Top up the water in the heating system Low or a lack of ventilation Filter blocked m Clean or replace filter See page 22 Exhaust air device blocked or throttled down too mu
18. be evan ru Chapter 1 Important information NIBETM F750 SE NIBE AB Sweden Box 14 Hannabadsv gen 5 SE 285 21 Markaryd Tel 46 0 433 73 000 Fax 46 0 433 73 190 E mail infoQnibe se www nibe se For countries not mention in this list please contact Nibe Sweden or check www nibe eu for more information Chapter 1 Important information NIBETM F750 7 F750 An excellent choice F750 is part of a new generation of heat pumps which have been introduced to supply your home with inexpensive and environmentally friendly heating Heat production is safe and economical with integrated hot water heater immersion heater circulation pump and control system The heat pump can be connected to an optional low temperature heat distri bution system e g radiators convectors or under floor heating It is also prepared for connection to several different products and accessories e g extra water heater and climate systems with different temperatures F750 is equipped with a control computer for good comfort good economy and safe operation Clear information about status operation time and all temperatures in the heat pump are shown on the large and easy to read display This means for example that external unit thermometers are not necessary Excellent properties for F750 Integrated water heater There is a water heater integrated in the heat pump which is insulated with environmentally friendly cellular plastic for minima
19. ch m Check and clean the exhaust air devices see page Fan speed in reduced mode Enter menu 1 2 and select normal External switch for changing the fan speed activated m Check any external switches High or distracting ventilation The ventilation is not adjusted Order ventilation adjustment Fan speed in forced mode Enter menu 1 2 and select normal External switch for changing the fan speed activated Check any external switches Filter blocked m Clean or replace filter See page 22 The compressor does not start There is no heating requirement Chapter 4 Disturbances in comfort NIBE F750 69 m The heat pump does not call on heating nor hot water The heat pump defrosts Temperature conditions tripped Wait until the temperature condition has been reset Minimum time between compressor starts has not been reached Wait 30 minutes and check if the compressor has started Alarm tripped Follow the display instructions 70 Chapter 4 Disturbances in comfort NIBE F750 5 Technical data Detailed technical specifications for this product can be found in the installa tion manual www nibe eu Chapter 5 Te 71 72 Glossary Additional heat The additional heat is the heat produced in addition to the heat supplied by the compressor in your heat pump Additional heaters can be for example immersion heater electric heater gas oil pellet vvood burner or
20. creases A steeper slope means a higher supply temperature at a certain outdoor temperature 10 0 10 20 30 409C Outdoor temperature The optimum slope depends on the climate conditions in your location if the house has radiators or under floor heating and how well insulated the house IS The heating curve is set when the heating installation is installed but may need adjusting later Thereafter the heating curve should not need further adjustment Caution In the event of making fine adjustments for the indoor temperature the heat curve must be offset up or down instead this is done in menu 1 1 TA Supply temperature Curve offset C Offset heating curve An offset of the heating curve means that the supply temperature changes as much for all the outdoor temperat ures e g that a curve offset of 2 steps increases the supply temperat ure by 5 C at all outdoor temperat ures 10 0 10 20 30 40 C Outdoor temperature Chapter 3 F750 at your service NIBE F750 37 38 Supply temperature Flow line temperature maxim x um and minimum values 2 Because the flow line temperature Maximum value e cannot be calculated higher than the set maximum value or lower than the set minimum value the heating curve ns flattens out at these temperatures 10 0 10 20 30 40 C Outdoor temperature Caution Underfloor heating systems are normally MELON between 35 and 45 C Check th
21. d period is activated here Set times are not affected at deactivation System Which climate system the schedule is for is selected here This altern ative is only displayed if more than one climate system is present Day Select which day or days of the week the schedule is to apply to here To remove the scheduling for a particular day the time for that day must be reset by setting the start time to the same as the stop time If the line all is used all days in the period are set for these times Time period The start and stop time for the selected day for scheduling are selected here Adjusting How much the heating curve is to be offset in relation to menu 1 1 during scheduling is set here If the rooms sensor is installed the desired room temperature is set in C TIP If you wish to set similar scheduling for every day of the week start by filling in all and then changing the desired days 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 Changes of temperature in accommodation take time For example short time periods in combination with underfloor heating will not give a noticeable difference in room temperature If the exhaust air temperature falls below 16 C the compressor is blocked and the electrical addition is permitted to intervene When the compressor is blocked heat is not recovered
22. denser is retrieved by the climate system s water heating medium which is heated to 55 6 supply temperature The heating medium circulates in a closed system and transports the heated wa ter s heat energy to the heat pump s integrated hot water heater and the radiat ors heating coils of the house Buffer vessel The heating medium passes the heat pump s integrated buffer vessel whereupon the temperature is egualised It is then transported to the heating system of the house tha Aniicn A l the house NI Chapter 2 The heat pump the heart of Contact with F750 External information when the heat pump door is closed information can be received via an in formation window and a status lamp Information window Status lamp Information window The information window shows part of the display that is on the display unit located behind the door to the heat pump The information window can display different type of information e g temperatures clock etc You determine what is to be displayed in the information window Your own combination of information is entered using the display unit This information is specific to the information window and disappears when the heat pump door is opened Instructions on how to set the information window can be found on page 59 Status lamp The status lamp indicates the status of the heat pump continuous green light during normal function continuous yellow lig
23. district heating Buffer vessel A buffer vessel increases the system volume and removes the unwanted temperature variations that can otherwise be sent out on the climate system This ensure the running of the heat pump and reduces the heat spikes that could otherwise be heard from the climate system Calculated flow line temperature The temperature that the heat pump calculates that the heating system re guires for an optimum accommodation temperature The colder the outdoor temperature the higher the calculated supply temperature Circulation pump Pump that circulates liguid in a pipe system Climate system The climate system can also be called the heating and or cooling system The building is cooled or heated using radiators under floor coils or convector fans Compressor Compresses the gas state refrigerant When the refrigerant is compressed the pressure and the temperature increase Condenser Heat exchanger where the hot gas state refrigerant condenses cooled and becomes a liguid and releases heat energy to the house heating and hot water systems Chapter 6 Glossar Disturbances in comfort Disturbances in comfort are undesirable changes to the hot water indoor comfort for example when the temperature of the hot water is too low or if the indoor temperature is not at the desired level A malfunction in the heat pump can sometimes be noticed in the form of a disturbance in comfort In most cases the heat pum
24. e accommodation s energy meter regularly preferably once a month This will indicate any changes in power consumption Newly built houses usually have twin energy meters use the difference to calculate your domestic electricity New builds Newly built houses undergo a drying out process for a year The house can then consume significantly more energy than it would thereafter After 1 2 years the heating curve should be adjusted again as well as the heating curve offset and the building s thermostat valves because the heating system as a rule requires a lower temperature once the drying process is complete Chapter 2 The heat pump the heart of the house NIBETM F750 29 3 F750 at your service Set the indoor climate Overview Sub menus For the menu there INDOOR CLIMATE are several sub menus Status informa tion for the relevant menu can be found temperature gt on the display to the right of the menus ventilation normal Setting the temperature a for the climate system The status in advanced formation shows the set values for the climate system Setting the fan speed The status information shows the selected setting Scheduling heating and ventilation Status information set is displayed if you set a schedule but it is not active now holiday setting is displayed if the vacation schedule is active at the same time as the schedule the vacation function is prioritised act
25. e form of different alarm texts See alarm management on page 66 Service hatch Behind the service hatch are the safety valves circulation pump etc Remove the hatch by pulling it towards you Cleaning the ventilation devices The building s ventilation devices should be cleaned regularly with for example a small brush to maintain the correct ventilation The device settings must not be changed NOTE If you take down more than one ventilation device for cleaning do not mix them up Chapter 2 The heat pump the heart of the house NIBETM F750 21 22 Cleaning the air filter when it is time to clean an alarm indication occurs is displayed Factory setting for alarm indication is every three months 1 Shut off F750 by pressing the standby button for 3 seconds 2 Remove the upper front cover by pulling straight out 3 Pull out the filter cassette A Take out the filter and shake vacuum off any dirt Do not use water or other liquids for cleaning 5 Check that the filter is not damaged 6 Carry out assembly in reverse order Even if the filter appears clean dirt collects in it and this affects the efficiency of the filter Therefore replace it after 2 years New filters can be ordered via the installer Filter Check pressure F750 has a pressure gauge which shows the heating system pressure The pressure should be between 0 5 and 1 5 bar but vari
26. e max temperature for your floor with your installer floor supplier The figure at the end of the curve indicates the curve slope The figure beside the thermometer gives the curve offset Use the control knob to set a new value Confirm the new setting by pressing the OK button Curve O is an own heating curve created in menu 1 9 7 To select another heat curve slope NOTE If you only have one heating system the number of the curve is already marked when the menu window opens 1 Select the system if more than one for which the heat curve is to be changed 2 When the system selection has been confirmed the heat curve number Is marked 3 Press the OK button to access the setting mode 4 Select a new heating curve The heat curves are numbered from O to 15 the greater the number the steeper the slope and the greater the supply temperature Heating curve 0 means that menu 1 9 7 is used Chapter 3 F750 at your service N vv Menu 1 9 2 5 Press the OK button to exit the setting To read off a heating curve 1 Turn the control knob so that the ring on the shaft with the outdoor temperature is marked 2 Press the OK button 3 Follow the grey line up to the heat curve and out to the left to read off the value for the supply temperature at the selected outdoor temperature 4 You can now select to take read outs for different outdoor temperatures by turning the control knob to the right or lef
27. e status information displays what mode is selected economy normal or luxury 3666 Scheduling hot water comfort Status information set displays if any part of the schedule is active at present holiday setting displays if vacation setting is in progress menu 4 7 otherwise it displays off Setting periodic increase in the hot water temperature advanced temporary lux Setting range 3 6 and 12 hours and temporary lux 2 1 mode off Default value off When hot water reguirement has temporarily increased this menu can be used to select an increase in the hot water temperature to lux mode for a selectable time Chapter 3 Menu 22 Menu 2 3 Caution If comfort mode luxury is selected in menu 2 2 no further increase can be carried out The function is activated immediately when a time period is selected and confirmed using the OK button The remaining time for the selected setting is shown to the right When the time has run out F750 returns to the mode set in menu 2 2 Select off to switch off METATA comfort mode Setting range economy normal comfort mode 2 2 luxury Default value normal b i economy _ normal _ luxury The difference between the selectable modes is the temperature of the hot tap water Higher temperature means that the hot water lasts longer economy This mode gives less hot water than the other but is more eco nomical This mode c
28. ere Set the hot water comfort that is to apply during scheduling here TIP If you wish to set similar scheduling for every day of the week start by filling in all and then changing the desired days Chapter 3 F Menu 2 9 Menu 2 9 1 Caution If the stop time is earlier in the day than the start time it means that the period extends past midnight Scheduling always starts on the date that the start time is set for advanced Menu has orange text and is intended for the advanced user This menu has several sub menus periodic increases period Setting range 1 90 days Default value 14 days activa 6 start time period 14 days Setting range 00 00 23 00 start time 0200 Default value 00 00 Next periodic increase To prevent bacterial growth in the water heater the compressor and the immersion heater can increase the hot water temperature for a short time at regular intervals 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 Chapter 3 47 Menu hot water recirc 22 S operating time Setting range 1 60 min Default value 3 min operating time 3 downtime downtime 2 min Setting range 0 60 min period 1 00 15 0530 period 2 period 3 Default value 12 min Set the hot water circulation for up to three periods per day here During t
29. es during temperature changes If the pressure drops to 0 or rises to 2 5 frequently contact your installer for troubleshooting Pressure gauge BE F750 Chapter 2 The heat pump the heart of the house NI Safety valves F750 has two safety valves one for the water heater and one for the heating system The water heater s safety valve sometimes releases a little water after hot water usage This is because the cold water which enters the water heater expands when heated causing the pressure to rise and the safety valve to open The climate system s safety valve must be completely sealed and not release any water The function of the safety valves must be checked regularly The valves are accessed via the service hatch Perform checks as follows 1 Open the valve by turning the knob anti clockwise carefully 2 Check that water flows through the valve 3 Close the valve by releasing it If it does not close automatically when released turn it anti clockwise slightly 4 The climate system may need to be refilled after checking the safety valve see the section Filling the climate system Chapter 2 The heat pump the heart of the house NIBETM F750 23 F750 copper Safety valve for climate system
30. from the exhaust air ventilation Increases or decreases in the ventilation to the accommodation can be scheduled here for up to two time periods per day If two settings conflict with each other a red exclamation mark is displayed at the end of the line Chapter 3 F750 Activated Schedule 21 30 06 00 speed 3 Conflict Day Time period Adjusting Schedule The schedule to be changed is selected here Activated Scheduling for the selected period is activated here Set times are not affected at deactivation Day Select which day or days of the week the schedule is to apply to here To remove the scheduling for a particular day the time for that day must be reset by setting the start time to the same as the stop time If the line all is used all days in the period are set for these times Time period The start and stop time for the selected day for scheduling are selected here Adjusting The desired fan speed is set here TIP If you wish to set similar scheduling for every day of the week start by filling in all and then changing the desired days 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 A significant change over a longer period of time may cause poor indoor environment and worse operating economy Chapter 3 F 35 Menu 1 9 Menu 1 9 1 36 advanced Menu has
31. h temperature In the heating medium circuit 3 the heat is distributed around the house Ventilation air The hot air is transferred from the rooms to the heat pump via the house ventil ation system The fan then routes the air to the heat pump s evaporator Here the air releases the heating energy to the brine and the air s temperature drops significantly The cold air is then blown out of the house Refrigerant circuit Another liguid circulates in a closed system in the heat pump a refrigerant which also passes the evaporator The refrigerant has a very low boiling point In the evaporator the refrigerant receives the heat energy from the ventilation air and starts to boil The gas that is produced during boiling is routed into an electrically powered compressor When the gas is compressed the pressure increases and the gas s temperature increases considerably from 5 C to approx 100 C From the compressor gas is forced into a heat exchanger condenser where it releases heat energy to the heat pump boiler section whereupon the gas is cooled and condenses to a liguid form again As the pressure is still high the refrigerant can pass an expansion valve where the pressure drops so that the refrigerant returns to its original temperature The refrigerant has now completed a full cycle It is routed to the evaporator again and the process is repeated Heat medium circuit The heat energy that the refrigerant produces in the con
32. he set periods the hot water circulation pump will run according to the settings above operating time decide how long the hot water circulation pump must run per operating instance downtime decide how long the hot water circulation pump must be sta tionary between operating instances 48 Chapter 3 Menu 3 1 Get information Overview Sub menus For the menu there are several sub menus No settings can be made in these menus they just display inform service info ation Status information for the relev compressor info ant menu can be found on the display to the right of the menus add heat info alarm log ci a aen Shows temperature levels d indoor temp log and settings in the heat pump shows operating times number of starts etc for the compressor ee giciau displays information about the addition s operating times etc displays the latest alarm and information about the heat pump when the alarm occurred MOTAN the average temperature indoors week by week during the past year service info Information about the heat pump s ac service info 3 1 tual operating status e g current tem EB100 peratures etc can be obtained here status internal add off set max electrical add 5 No changes can be made The information is on several pages Turn the control knob to scroll between the pages Symbols in this menu Com pressor Addition ry Hot water Ventila tion Chapter
33. ht during activated emergency mode or continuous red light in the event of a deployed alarm Alarm management is described on page 66 The temperatures are only examples and may vary between different installations and time of year Chapter 2 The heat pump the heart of the house NIBETM F750 11 Display unit A Display B status lamp C OK button Back button Control knob Switch There is a display unit behind the heat pump door which is used to commu nicate with F750 Here you switch on switch off or set the heat pump in emergency mode sets the indoor climate and hot water as well as adjusts the heat pump to your needs receive information about settings status and events see different types of alarms and receive instructions about how they are to be rectified A Display Instructions settings and operational information are shown on the display The easy to read display and menu system facilitates navigation between the different menus and options to set the comfort or obtain the information you require B Status lamp The status lamp indicates the status of the heat pump It lights green during normal operation lights yellow in emergency mode lights red in the event of a deployed alarm 12 Chapter 2 The heat pump C OK button The OK button is used to confirm selections of sub menus options set values page in the start g
34. info nibe ch www nibe ch Druzstevni zavody Drazice s r o Drazice 69 CZ 294 71 Benatky nad Jizerou Tel 420 326 373 801 Fax 420 326 373 803 E mail nibe nibe cz www nibe cz NIBE Systemtechnik GmbH Am Reiherpfahl 3 29223 Celle Tel 05141 7546 0 Fax 05141 7546 99 E mail info nibe de www nibe de V lund Varmeteknik A S Member of the Nibe Group Brogardsve 7 6920 Videb k Tel 97 17 20 33 Fax 97 17 29 33 E mail info amp volundvt dk www volund vt dk NIBE Energy Systems OY Juurakkotie 3 01510 Vantaa Puh 09 274 697 O Fax 09 274 697 40 E mail into nibe fi www nibe fi AIT France 10 rue des Moines 67000 Haguenau Tel 03 88 06 24 10 Fax 03 88 06 90 15 E mail info nibe tr www nibe fr NIBE Energy Systems Ltd 3C Broom Business Park Bridge Way Chesterfield S41 9QG Tel 0845 095 1200 Fax 0845 095 1201 E mail info nibe co uk www nibe co uk NIBE Energietechniek B V Postbus 2 NL 4797 ZG WILLEMSTAD NB Tel 0168 477722 Fax 0168 476998 E mail info amp enibenl nl www nibenl nl NO ABK AS Brobekkveien 80 0582 Oslo Postadresse Postboks 64 Vollebekk PL RU 0516 Oslo Tel sentralbord 47 23 17 05 20 E mail post abkklima no www nibeen ergysystems no NIBE BIAWAR Sp z o o Aleja Jana Pawla ll 57 15 703 BIALYSTOK Tel 085 662 84 90 Fax 085 662 84 14 E mail sekretariat amp biawar com pl www biawar com pl EVAN 17 per Boynovskiy Nizhny Novgorod Tel fax 7 831 419 57 06 E mail info evan ru www ni
35. ing cost In this operating mode the compressor is not active and only additional heating is used Functions compressor is that which produces heating and hot water for the accom modation If compressor is deselected a symbol in the main menu on the heat pump symbol is displayed You cannot deselect compressor in manual mode addition is what helps the compressor to heat the accommodation and or the hot water when it cannot manage the whole reguirement alone heating means that you get heat in the accommodation You can deselect the function when you do not wish to have heating running Caution If you deselect addition it may mean that insufficient hot water and or heating in the accommodation is achieved Chapter 3 F750 at your service NIBETM F750 Menu 4 3 Menu 4 4 Menu 4 6 my icons You can select what icon should be WS l visible when the door to F750 is closed outdoor indoor temperature mm You can select up to 3 icons If you se EE lect more the ones you selected first analog clock will disappear The icons are displayed Q digital clock 00 01 y sa in the order you selected them time amp date Set time and date display mode and time zone here time amp date 4 4 time 4 09 SE 128 TIP date Time and date are set automatically if 20 day the heat pump is connected to NIBE Ot month Uplink To obtain the correct time 4 the time zone must be set
36. ive displays if any part of the schedule is active otherwise it displays off Setting of heat curve adjusting with external contact minimum value for supply temperature room sensor and night cooling Menu temperature 1 1 If the house has several climate systems temperature 1 1 this is indicated on the display by a thermometer for each system Set the temperature with room sensors installed and activated Setting range 5 30 C Default value 20 30 Chapter 3 The value in the display appears as a temperature in 6 if the heating system is controlled by a room sensor To change the room temperature use the control knob to set the desired temperature in the display Confirm the new setting by pressing the OK but ton The new temperature is shown on the right hand side of the symbol in the display Setting the temperature without room sensors activated Setting range 10 to 10 Default value 1 The display shows the set values for heating curve offset To increase or re duce the indoor temperature increase or reduce the value on the display Use the control knob to set a new value Confirm the new setting by pressing the OK button The number of steps the value has to be changed to achieve a degree change of the indoor temperature depends on the heating unit One step for under floor heating whilst radiators may require three Setting the desired value The new value is shown on the right ha
37. l heat and heat production is permitted dependent on the average outdoor temperature Select the average outdoor temperatures in this menu You can also set the time over which filtering time the average temperature is calculated If you select O the present outdoor temperature is used CP Caution It cannot be set stop additional heat higher than stop heating 62 Chapter 3 Menu degree minute setting 4 9 3 current value Setting range 3000 3000 start compressor current value 100 DM Setting range 100030 start compressor 60 DM Default value 60 start addition 400 DM diff between additional steps 100 DM start addition Setting range 2000 30 Default value 700 diff between additional steps Setting range O 1000 Default value 50 Degree minutes are a measurement of the current heating reguirement in the house and determine when the compressor respectively additional heat will start stop CP Caution Higher value on start compressor gives more compressor starts which in creases wear in the compressor Too low value can give uneven indoor temperatures Menu factory setting user 4 9 4 All settings that are available to the user including advanced menus can be re set to default values here CP Caution After factory setting personal settings such as heating curves ventilation etc must be reset Do you want to reset all user settings to factory settings
38. l heat loss Buffer vessel There is a buffer vessel integrated in the heat pump that equalises the temperature of the water that is sent out in the climate system Scheduling the indoor comfort and hot water Heating and hot water as well as ventilation can be scheduled for each day of the week or for longer periods vacation Large display with user instructions The heat pump has a large display with easy to understand menus that facilitate setting a comfortable climate Simple troubleshooting In the event of a fault the heat pump display shows what happened and the actions to be taken y IBETM F750 Chapter 1 Important information 2 The heat pump the heart of the house ges Heating medium lt Refrigerant Room air Condenser Compressor Heat source S The temperatures are only examples and may vary between different installations and time of year Chapter 2 The heat pump the heart of the house NIBETM F750 10 Heat pump function A exhaust air heat pump uses the heat that is in the building s ventilation air to heat up the accommodation The conversion of the ventilation air s energy to accommodation heating occurs in three different circuits From the outgoing ventilation air 1 free heating energy is retrieved from the accommodation and transported to the heat pump In the refrigerant circuit 2 the heat pump increases the retrieved heat s low temperature to a hig
39. m 3 climate system 4 Set the minimum temperature on the supply temperature to the climate sys tem This means that F750 never calculates a temperature lower than that set here If there is more than one climate system the setting can be made separately for each system TIP The value can be increased if you have for example a cellar that you always want to heat even in summer You may also need to increase the value in stop heating menu 4 9 2 auto mode setting Chapter 3 Menu 1 9 4 Menu 1 9 6 room sensor settings factor system Setting range 0 0 6 0 control room sensor syst 1 Default value 2 0 factor system 1 control room sensor syst 2 control room sensor syst 3 factor system 3 control room sensor syst 4 Room sensors to control the room temperature can be activated here Here you can set a factor that determines how much the supply temperature is to be affected by the difference between the desired room temperature and the actual room temperature A higher value gives a greater change of the heating curve s set offset If several climate systems are installed the above settings can be made for the relevant systems fan return time speed 1 4 Setting range 1 99 h Defaultvalue 4 h speed 1 speed 2 speed 3 speed 4 Here you select the return time for temporary speed change speed 1 4 on the ventilation in menu 1 2 Return time is the time it takes before ventila
40. nd side of the symbol in the display Caution An increase in the room temperature can be slowed by the thermostats for the radiators or under floor heating Therefore open the thermostats fully except in those rooms where a cooler temperature is reguired e g bedrooms If the exhaust air temperature falls below 16 C the compressor is blocked and the electrical addition is permitted to intervene When the compressor is blocked heat is not recovered from the exhaust air Chapter 3 F750 31 Menu 1 2 32 TIP Wait 24 hours before making a new setting so that the room temperature has time to stabilise If it is cold outdoors and the room temperature is too low increase the curve slope in menu 1 9 1 by one increment If it is cold outdoors and the room temperature is too high lower the curve slope menu 1 9 1 by one increment If it is warm outdoors and the room temperature is too low increase the value in menu 1 1 by one increment If it is warm outdoors and the room temperature is too high reduce the value in menu 1 1 by one increment ventilation Setting range normal and speed 1 ventilation 1 2 A Default value normal Ef normal 50 J speed 1 0 _ speed 2 40 _ speed 3 80 C speed 4 100 The ventilation in the accommodation can be temporarily increased or reduced here When a new speed has been selected a countdown is initiated When the time has counted down the ventilation s
41. ne or person Caution This symbol indicates important information about what you should observe when maintaining your installation TIP This symbol indicates tips on how to facilitate using the product Chapter 1 Important information N Marking F750 is CE marked and fulfils IP21 The CE marking means that NIBE ensures that the product meets all regula tions that are placed on it based on relevant EU directives The CE mark is obligatory for most products sold in the EU regardless where they are made IP21 means that the product can be touched by hand that objects with a diameter larger than or eguivalent to 12 5 mm cannot penetrate and cause damage and that the product is protected against vertically falling drops Chapter 1 Important information NIBETM F750 Serial number The serial number can be found at the bottom right of the front cover and in the info menu menu 3 1 Serial number Caution Always give the product s serial number 14 digits when reporting a fault Chapter 1 Important information NIBETM F750 5 Contact information AT CH CZ DE DK Fl FR GB NL KNV Energietechnik GmbH Gahberggasse 11 4861 Sch rfling Tel 43 0 7662 8963 0 Fax 43 0 7662 8963 44 E mail mail knv at www knv at NIBE Warmetechnik AG Winterthurerstrasse 710 CH 8247 Flurlingen Tel 52 647 00 30 Fax 52 647 00 31 E mail
42. nistrator or similar for further information TIP All settings made since opening the menu can be reset by marking reset and pressing the OK button Chapter 3 55 Menu proxy settings 4 1 3 9 You can set proxy settings for your in Setings 2 1 28 Stallation here Proxy settings are used to give connec Oro tion information to a intermediate o server proxy server between the install SEa ation and Internet These settings are Besse primarily used when the installation connects to the Internet via a company network The installation supports proxy authentication of the HTTP Basic and HTTP Digest type confirm If unsure about applicable settings use the preset settings or contact your network administrator or similar for further information Setting Tick use proxy if you do not want to use a proxy Mark server and press the OK button Enter the correct details via the virtual keypad Mark OK and press the OK button Repeat 1 3 for port user name and password Mark confirm and press the OK button Sa AL TIP Y All settings made since opening the menu can be reset by marking reset and pressing the OK button 56 Chapter 3 Menu 42 4 Menu A 2 sms Make settings for the accessory SMS 40 here 4 phone number alarm receiver iii Add the mobile numbers that are to have access to change and receive status Information from the heat pump
43. ome menus where text may require entering a virtual keyboard is available Depending on the menu you can gain access to different character sets which you can select using the control knob To change character table press the Back button If a menu only has one character set the keyboard is displayed directly When you have finished writing mark OK and press the OK button 20 Scroll through the windows A menu can consist of several windows Turn the control knob to scroll between the windows Current menu Number of windows window in the menu Scroll through the windows in the start guide Arrows to scroll through window in start guide 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 Help menu wa In many menus there is a symbol that indicates that extra help is avail F able m kb e To access the help text 1 Use the control knob to select the help symbol 2 Press the OK button The help text often consists of several windows that you can scroll between using the control knob Chapter 2 A Maintenance of F750 Regular checks Your heat pump requires minimal maintenance after commissioning On the other hand it is recommended that you check your installation regularly If something unusual occurs messages about the malfunction appear in the display in th
44. or Caution Long term blocking can cause reduced comfort and operating economy Chapter 3 F750 at your service NIBETM F750 65 66 4 Disturbances in comfort In most cases the heat pump notes operational interference operational in terference can lead to disturbance in comfort and indicates this with alarms and shows action instructions in the display Info menu All the heat pump measurement values are gathered under menu 3 1 in the heat pump menu system Looking through the values in this menu can often simplify finding the fault source See page 49 for more information about menu 3 1 Manage alarm In the event of an alarm some kind of malfunction has occurred which is in SN ir Sam dicated by the status lamp changing from green continuously to red continu ously In addition an alarm bell appears in the information window info action reset alarm Alarm aid mode In the event of an alarm with a red status lamp a malfunction has occurred nos that the heat pump cannot remedy itself In the display by turning the control knob and pressing the OK button you can see the type of alarm it is and reset it You can also choose to set the heat pump to aid mode info action Here you can read what the alarm means and receive tips on what you can do to correct the problem that caused the alarm reset alarm In most cases it is enough to select reset alarm to correct the problem that caused the ala
45. p notes operational interference and indicates this with alarms and shows instructions in the display Domestic hot water The water one showers in for example Electrical addition This is the electricity that for example an immersion heater produces when the compressor s output is not sufficient to fulfil the property s heating de mand Emergency mode A mode that can be selected using the switch in the event of a fault which means that the compressor stops When the heat pump is in emergency mode the building and or hot water is heated using an immersion heater Evaporator Heat exchanger where the refrigerant evaporates by retrieving heat energy from the air which then cools Exhaust air The air that comes from the exhaust air device in the various rooms of the accommodation to F750 Exhaust air devices Vents usually in the ceiling in the kitchen bathroom clothes closet where the air is drawn in to be forwarded to F750 Expansion valve Valve that reduces the pressure of the refrigerant whereupon the temperature of the refrigerant drops Chapter 6 Glossary NIBE F750 3 74 Expansion vessel Vessel with heating medium fluid with the task of equalising the pressure in the heating medium system Extract air The air that the heat pump has retrieved heat from and which has therefore been cooled This air is blown out of the building Filtering time Enter the time the average outdoor temperature is calculated on
46. peed returns to the normal setting After 4 hours the ventilation soeed returns to the normal setting If necessary the different return times can be changed in menu 1 9 6 The fan speed is shown in brackets in percent after each speed alternative TIP If longer time changes are required use the holiday function or scheduling Chapter 3 Menu 1 3 Menu 1 3 1 scheduling In the menu Kaaa Mlok indoor climate scheduling1 3 heating ventilation is scheduled for each weekday You can also schedule a longer period during a selected period vacation in heating menu 4 7 heating Increases or decreases in the accommodation temperature can be scheduled here for up to three time periods per day If a room sensor is installed and activated the desired room temperature C is set during the time period Without an activated room sensor the desired change is set of setting in menu 1 1 A one degree change in room temperature reguires one increment for underfloor heating and approximately two to three increments for the radiator system If two settings conflict with each other a red exclamation mark is displayed at the end of the line Activated Schedule System iD CH NU CW schedule 2 schedule 3 system 21 30 06 00 20 5 Conflict Day Time period Adjusting Schedule The schedule to be changed is selected here Chapter 3 33 Menu 1 3 3 34 Activated Scheduling for the selecte
47. pen The heat pump s heating settings are then adjusted so that the correct indoor temperature is obtained in most rooms regardless of the outdoor temperature In rooms where a lower temperature is required the thermostat valves are lowered to the desired level After a few months the remaining thermostats can be lowered slightly to avoid an increase of the room temperature due to solar radiation stove heat etc Further reductions may be required later on You can lower the temperature when away from the house by scheduling holiday setting in menu 4 7 See page 60 for instructions You can reduce the ventilation speed when you are away by scheduling in menu 1 3 3 See page 34 for instructions If you activate Hot water Economy less energy is used Power consumption Increasing the indoor temperature one degree increases the energy consump of annual F750 s approximate consumption energy consumption spread across the year 25 20 15 10 5 0 Jan Feb Mar April May June July Aug Sep Oct Nov Dec Month tion by approx 590 Chapter 2 The heat pump the heart of the house NIBETM F750 27 28 Domestic electricity In the past it has been calculated that an average Swedish household has an approximate annual consumption of 5000 kWh domestic electricity year In today s society it is usually between 6000 12 000 kWh year Eguipment Flat screen Operation 5 h day Standby 19 h day Normal Outpu
48. preventing bacterial growth are blocked during this time periodic increases started in conjunction with the vacation setting being completed Chapter 3 Menu 4 9 Menu 4 9 1 Caution If the exhaust air temperature falls below 16 C the compressor is blocked and the electrical addition is permitted to intervene When the compressor is blocked heat is not recovered from the exhaust air advanced Menu has orange text and is intended for the advanced user This menu has several sub menus op prioritisation op prioritisation Setting range 0 to 180 min Default value 20 min hot water 20 heating 3 min Choose here how long the heat pump should work with each reguirement if there are two requirements at the same time If there is only one reguire ment the heat pump only works with that reguirement The indicator marks where in the cycle the heat pump is If 0 minutes is selected it means that requirement is not prioritised but will only be activated when there is no other reguirement Chapter 3 61 Menu auto mode setting 4 92 stop heating Setting range 20 40 C Default values 15 stop heating stop additional heat Setting range 20 40 C Default values 5 stop additional heat filtering time filtering time Setting range 0 48 h Default value 24 h When operating mode is set to auto the heat pump selects when start and stop of additiona
49. produces hot water Supply temperature The temperature of the heated water that the heat pump sends out to the heating system The colder the outdoor temperature the higher the supply line temperature becomes 76 Chapter 6 Glossary NIBETM F750 Item register A Adjust the heat pump 53 B Back button 13 6 Contact information 6 Contact with F750 11 Display unit 12 External information 11 Menu system 14 Control knob 13 D Display 12 Display unit 12 Back button 13 Control knob 13 Display 12 OK button 13 Status lamp 12 Switch 13 Disturbances in comfort 66 Manage alarm 66 Troubleshooting 67 E External information 11 Information window 11 Status lamp 11 F F750 An excellent choice 8 F750 at your service 30 Adjust the heat pump 53 Get information 49 Set the hot water capacity 44 Set the indoor climate 30 G Get information 49 Glossary 72 H Heat pump function 10 Help menu 20 Chapter 7 Item register Important information 2 Contact information 6 F750 An excellent choice 8 Installation data 2 Serial number 5 Information window 11 Installation data 2 M Maintenance of F750 21 Regular checks 21 Saving tips 27 Manage alarm 66 Menu system 14 Help menu 20 Operation 16 Scroll through the windows 20 Selecting menu 16 Selecting options 17 Setting a value 18 Use the virtual keyboard 19 0 OK button 3 Operation 16 P Po
50. rm If a green light illuminates after selecting reset alarm the alarm has been remedied If a red light is still visible and a menu called alarm is visible in the display the problem that caused the alarm remains If the alarm disappears and then returns contact your installer aid mode aid mode is a type of emergency mode This means that the heat pump produces heat and or hot water despite there being some kind of problem This can mean that the heat pump s compressor is not running In this case the immersion heater produces heat and or hot water Chapter 4 Caution Selecting aid mode is not the same as correcting the problem that caused the alarm The status lamp will therefore continue to be red If the alarm does not reset contact your installer for suitable remedial action NOTE Always communicate the product s serial number 14 digits when reporting a fault Troubleshooting If the operational interference is not shown in the display the following tips can be used Basic actions Start by checking the following possible fault sources The switch s position Group and main fuses of the accommodation The property s earth circuit breaker Low hot water temperature or a lack of hot water Closed or choked filling valve for the hot water heater m Open the valve Mixing valve if there is one installed set too low Adjust the mixer valve Heat pump in incorrect operating mode
51. rs week by week during the past year The dotted line indicates the annual average temperature The average outdoor temperature is only shown if a room temperature sensor room unit is installed Otherwise the exhaust air temperature is shown indoor temp log 3 5 exhaust air C To read off an average temperat ure Ti Turn the control knob so that the ring on the shaft with the week number is marked Press the OK button Follow the grey line up to the graph and out to the left to read off the average indoor temperature at the selected week You can now select to take read outs for different weeks by turning the control knob to the right or left and read off the average temperature Press the OK or Back button to exit read off mode Chapter 3 Adjust the heat pump Overview Sub menus For the menu there are HEAT PUMP 4 several sub menus Status information 1 for the relevant menu can be found on Y the display to the right of the menus Wees my icons Settings applying to any installed extra functions in the heating D system 4 language language Activation of manual or holid automatic operating mode The status information shows the selected operating mode Settings regarding which icons in the heat pump s user interface that are to appear in the slot when the door is closed Uae Setting current time and date Select the language for the display here The status information
52. t W Operation Standby Approx imate annual con sump tion kWh Digital box Operation 5 h day Standby 19 h day DVD Operation 2 h week TV games console Operation 6 h week 200 2 11 10 160 380 90 Radio stereo Operation 3 h day Computer incl screen Operation 3 h day standby 21 h day Bulb Operation 8 h day pot light Halogen Operation 8 h day Cooler Operation 24 h day Freezer Operation 24 h day 2 40 1 100 2 100 7 50 120 380 Oven hob Operation 40 min day 365 Oven Operation 2 h week 310 Dishwasher cold water connection Operation 1 time day Washing machine Operation 1 time day Tumble drier Operation 1 time day Vacuum cleaner Operation 2 h week 2000 2000 730 730 Engine block heater Operation 1 h day 4 months a year Passenger compartment heater Operation 1 h day 4 months a year These values are approximate example values Chapter 2 The heat pump the heart of the house 1000 400 NIBETM F750 Example A family with 2 children live in a house with 1 flat screen TV 1 di gital box 1 DVD player 1 TV games console 2 computers 3 stereos 2 bulbs in the WC 2 bulbs in the bathroom 4 bulbs in the kitchen 3 bulbs outside a washing machine tumble drier fridge freezer oven vacuum cleaner en gine block heater 6240 kWh domestic electricity year Energy meter Check th
53. t and read off the corres ponding flow temperature 5 Press the OK or Back button to exit read off mode TIP Wait 24 hours before making a new setting so that the room temperature has time to stabilise If it is cold outdoors and the room temperature is too low increase the curve slope by one increment If it is cold outdoors and the room temperature is too high lower the curve slope by one increment If it is warm outdoors and the room temperature is too low increase the curve offset by one increment If it is warm outdoors and the room temperature is too high lower the curve offset by one increment external adjustment climate system Setting range 10 to 10 or desired room temperature if the room sensor is Installed climate system 1 Default value 0 climate SP climate system 3 climate system 4 Chapter 3 39 Menu 1 9 3 40 Connecting an external contact for example a room thermostat or a timer allows you to temporarily or periodically raise or lower the room temperature when the contact is on the heat curve offset is changed by the number of steps selected in the menu If a room sensor is installed and activated the desired room temperature C is set If there is more than one climate system the setting can be made separately for each system min flow line temp climate system Setting range 20 70 C Default value 20 C climate system 1 climate system 2 climate syste
54. tion speed returns to normal Chapter 3 41 Menu 1 9 7 Menu 1 9 8 42 own curve supply temperature Setting range 0 80 C flow line temp at 30 C flow line temp at 20 C flow line temp at 10 C flow line temp at 0 C flow line temp at 10 C flow line temp at 20 C You can create your own heating curve here if there are special requirements by setting the desired supply temperatures for different outdoor temperatures Caution Curve 0 in menu 1 9 1 must be selected for this curve to apply point offset outdoor temp point Setting range 40 30 C Default value O C outdoor temp point o C change in curve 0 C change in curve Setting range 10 10 C Default value O C flow temperature C outdoor temp C Select a change in the heating curve at a certain outdoor temperature here A one degree change in room temperature requires one increment for under floor heating and approximately two to three increments for the radiator system The heat curve is affected at 5 C from set outdoor temp point It is important that the correct heating curve is selected so that the room temperature is experienced as even Chapter 3 Menu 1 9 9 TIP If it is cold in the house at for example 2 9C outdoor temp point is set to 2 and change in curve is increased until the desired room temperat ure is maintained Caution Wait 24 ho
55. to the left or the right The marked position is brighter and or has a turned up tab Selecting menu To advance in the menu system select a main menu by marking it and then pressing the OK button A new window then opens with sub menus Select one of the sub menus by marking it and then pressing the OK button Chapter 2 Selecting options comfort mode 2 2 gj economy _ normal _ luxu Alternative In an options menu the current selected option is indicated by a green A tick To select another option 1 Mark the applicable option One of the options is pre selected white 6 2 Press the OK button to confirm the selected option The selected option has a green tick Mi r Chapter 2 17 18 Setting a value time amp date 4 4 time SF 24h a 09 00 Se 5 EI date HIT 20 day d f 20 012010 CH month 2010 01 20 Values to be changed To set a value F 1 Mark the value you want to set using the control knob at al 2 Press the OK button The background of the value becomes green which means that you have accessed the setting mode 3 Turn the control knob to the right to increase the value and to the 3 left to reduce the value KEE 4 Press the OK button to confirm the value you have set To change 04 and return to the original value press the Back button Chapter 2 Use the virtual keyboard Different keyboards IN s
56. uide D Back button The back button is used to go back to the previous menu change a setting that has not been confirmed E Control knob 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 F Switch The switch assumes three positions On l Standby Emergency mode AN Emergency mode must only be used in the event of a fault on the heat pump In this mode the compressor switches off and the immersion heater engages The heat pump display is not illuminated and the status lamp illuminates yellow Chapter 2 The heat pump the heart of the house NIBE F750 13 Menu 1 Menu 2 Menu 3 Menu 4 14 Menu system when the door to the heat pump is opened the menu system s four main menus are shown in the display as well as certain basic information Outdoor temperature Indoor temperature if room sensors are installed HOT WATER Hot water temp Information about operation HEAT PUMP Temporary lux if Estimated amount of activated hot water INDOOR CLIMATE Setting and scheduling the indoor climate See page 30 HOT WATER Setting and scheduling hot water production See page 44 INFO Display of temperature and other operating information and access to the alarm log See page 49 HEAT PUMP Setting time date
57. urs before making a new setting so that the room temperature has time to stabilise night cooling start temp exhaust air Setting range 20 30 C Default value 25 C night cooling min diff outdoor exhaust Setting range 3 10 C Default value 6 C start temp exhaust air min diff outdoor exhaust Activate night cooling here when the temperature in the house is high and the outdoor temperature is lower a cooling effect can be obtained by forcing the ventilation If the temperature difference between the exhaust air and the outdoor air temperature is greater than the set value min diff outdoor exhaust and the exhaust air temperature is higher than the set value start temp exhaust air run the ventilation at speed 4 until one of the conditions is no longer met Caution Night cooling can only be activated when house heating has been deactivated This is done in menu 4 2 Chapter 3 43 Menu 2 1 44 Set the hot water capacity Overview Sub menus For the menu AW there are Fu TIIE several sub menus Status information for the relevant menu can be found on temporary lux off gt the display to the right of the menus comfort mode economy ACMAEA Activation of temporary scheduling active increase in the hot water temperature Status information displays off or what length of time of the temporary temperature increase remains Setting hot water comfort Th
58. wer consumption 27 R Regular checks 21 5 Saving tips 7 Power consumption 27 Scroll through the windows 20 Selecting menu 16 Selecting options 17 Serial number 5 Set the hot water capacity 44 Set the indoor climate 30 Setting a value 18 Status lamp 11 12 Switch 13 T Technical data 71 NIBE F750 7 The heat pump the heart of the house 9 Troubleshooting 67 U Use the virtual keyboard 19 78 Chapter 7 Item register NIBETM F750 Chapter 7 NIBETM F750 9 80 Chapter 7 NIBETM F750 NIBE AB Sweden Hannabadsv gen 5 Box 14 SE 285 21 Markaryd info nibe se www nibe eu 231426

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