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1. SFI Q r D1 BT30 SCH 5 4 WP4 6 QM32 QM33 T d Tr a Draining the climate system In order to carry out service on the climate system it may be easier to drain the system first This can be done in different ways depending on what needs doing NOTE A There may be some hot water when draining the heating medium side climate system There is a risk of scalding Draining the heating medium side in the cooling module If for example the heating medium pump requires repla cing or the cooling module requires servicing drain the heating medium side as follows 1 Close the shut off valve for the heating medium side QM32 2 Connect a hose to the bleed valve QM1 and open the valve Some liquid will run out Chapter 9 Service 63 64 3 must get into the system for the remaining liquid to run out Do this by slightly slackening off the connection at the shut off valve QM32 that joins the heat pump to the cooling module When the heating medium side is drained the r
2. Electrical components AA 1 AA 2 AA 3 AA 8 FA 1 FB 1 FD 1 Immersion heater card Base card Input circuit board Sacrificial anode card Miniature circuit breaker Motor cut out Temperature limiter Emergency mode thermostat Chapter 3 RESSREEE D 1 SE D 2 2 Only heat pump with enamelled vessel 230 1 V 3x230 V 6 10 kw has auxiliary switch for motor cut out Designations in component locations according to standard IEC 62400 V 6 8 kW 230 3 Electrical components AA 10 Soft start card CA 1 Capacitor FB 1 Motor cut out QA 10 Contactor compressor QA 30 Soft starter RF 1 Suppression capacitor X 301 Terminal block X 302 Terminal block 230 1 V 3x230 V 6 10 kW has auxiliary switch for motor cut out Designations in component locations according to standard IEC 62400 NIBE F12
3. Al 11 e CIR AA1 X1 2 1 IS e i EEE la T NI Pelo i a pS 6 AA1 X1 PE1 NOTE AN F1245 12 contains scroll compressor which means that it is important that electrical connec tions are made with the correct phase sequence With the incorrect phase sequence the com pressor does not start and an alarm is displayed If separate supply to the compressor and immersion heater is required see section Blocking of additional heat and or compressor on page 24 Connecting external operating voltage for the control system NOTE Only applies to power connection of 3x400V If you wish to connect external operating voltage for the control system to F1245 on the immersion heater circuit board AA1 the edge connector at AA1 X2 must be moved toAA1 X9 as illustrated Operating voltage 1x230V N PE is connected to AA1 X11 as illustrated INT A 5 N 0 PE L1 1 3 66 AAT L PEN 1x230V N PE operating voltage Outside sensor
4. The side covers can be removed to facilitate the installa tion 1 Remove the screws from the upper and lower edges Twist the cover slightly outward Move the cover backwards and slightly to the side Pull the cover to one side Pull the cover forwards St E ei NIBETM F1245 Removing parts of the insula tion Parts of the insulation can be removed to facilitate the installation Insulation top 1 Disconnect the cable from the motor and remove the motor from the shuttle valve as illustrated 2 Grip the handle and pull straight out as illustrated Chapter 2 Delivery and handling Insulation immersion heater NOTE A Electrical installation and service must be carried out under the supervision of a qualified electri cian Electrical installation and wiring must be carried out in accordance with the stipulations in force 1 Remove the cover of the junction box according to the description on page 19 2 Grip the handle and pull the insulation carefully to wards you as illustrated Chapter 2 Delivery and handling NIBE F1245 3 The heat pump design XL2 FRI QM22
5. 5 10 5 0 5 10 15 20 25 30 35 C Incoming brine temp Flow pipe Return pipe 76 Chapter 12 Technical data NIBE F1245 13 Item register Item register A Accessibility electrical connection 19 Accessories 71 Assembly 5 B Back button 39 Blocking of additional heat and or compressor 24 Brine side 14 6 Cable lock 8 Commissioning and adjusting 26 Filling and venting 26 Post adjustment and bleeding 36 Preparations 26 Start guide 27 Connecting accessories 25 Connecting current sensors 23 Connecting external operating voltage for the control system 20 Connecting the climate system 15 Connecting the hot water heater 15 Connections 20 Contact for activation of fan speed 24 Contact for activation of external adjustment 24 Contact for activation of temporary lux 24 Contact information 4 Control 39 43 Control Introduction 39 Control Menus 43 Control Introduction 39 Display unit 39 enu system 40 Control knob 39 Controlling ground water pump 25 Control Menus 43 enu 1 INDOOR CLIMATE 43 enu 2 HOT WATER 51 enu 3 INFO 53 enu 4 HEAT PUMP 54 enu 5 SERVICE 58 Cooling mode indication 25 Cooling section 12 D Delivery and handling 5 Assembly 5 Drawing out the cooling module 5 Installation area 6 Removing parts of the insulation 7 Removing the covers 7 Supplied components 6 Transport 5 Dimensions
6. 5 110 6 115 8 125 10 130 12 135 NOTE 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 7 Close the shut off valves QM32 QM33 and QM34 1 1 WP4 QM33 QM34 QM32 2 Pull off the lock catches Chapter 9 Service 65 66 Disconnect the pipe connection at the pipe coupling 9 Carefully pull out the cooling module WP4 4 Remove the two screws Remove the connections from the base card AA2 using a screwdriver Ago iM TIP Disconnect the connectors A and B from the un derside of the base card cabinet Disconnect the connector C from the immersion heater circuit board AA1 using a screwdriver 2 Disconnect the connector D from the joint circuit board AA100 Chapter 9 Service Ce E Q The cooling module is installed in reverse order NIBE F1245 USB service outlet F1245 is equipped with a USB socket in the display unit This USB socket can be used to connect a USB memory to update the software save logged information and handle the settings in F1245 INDOOR CLIMATE HOT WATER HEAT PUMP e update firmware S l
7. 3x400V Max elec Elec Max Max Max trical addt tric phase cur phase cur phase cur tion KW al rentL1 A rent L2 A rent L3 A step 0 0 0 0 0 2 1 0 8 7 0 4 2 0 8 7 8 7 6 3 8 7 8 7 8 7 9 4 8 7 16 2 16 2 3x230V Max elec Elec Max Max Max tricaladdi tric phase cur phase cur phase cur tion KW al rentL1 A rent L2 A rent L3 A step Chapter 5 Electrical connections 1x230V Max elec Elec tricaladdi tric tion kW al step Max phase current L1 A If the current sensors are connected the heat pump monitors the phase currents and allocates the electrical steps automatically to the least loaded phase Emergency mode When the heat pump is set to emergency mode SF1 is set to A only the most necessary functions are activated The compressor is switched off Hot water is not produced and heating is handled by the immersion heater The load monitor is not connected NOTE AN Switch SF1 must not be moved to I or A until F1245 has been filled with water Other wise the temperature limiter thermostat com pressor and the immersion heater can be dam aged Power in emergency mode The immersion heater s output in emergency mode is set with a dipswitch SF2 on the immersion heater circuit board AA1 according to the table below Factory setting is 6 kW 3x400V
8. Electricity page 18 Fuses heat pump Fuses property Outdoor sensor Indoor sensor Current sensor Safety breaker Earth circuit breaker Setting of emergency mode thermostat Miscellaneous Guarantee NIBETM F1245 Chapter 1 Important information Contact information AT 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 CH NIBE Warmetechnik AG Winterthurerstrasse 710 CH 8247 Flurlingen Tel 52 647 00 30 Fax 52 647 00 31 E mail info nibe ch www nibe ch CZ 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 DE NIBE Systemtechnik GmbH Am Reiherpfahl 3 29223 Celle Tel 05141 7546 0 Fax 05141 7546 99 E mail info nibe de www nibe de DK V lund Varmeteknik Filial af NIBE AB Brogardsvej 7 6920 Videb k Tel 97 17 20 33 Fax 97 17 29 33 E mail info volundvt dk www volundvt dk FI NIBE Haato OY Valimotie 27 01510 Vantaa Puh 09 274 697 0 Fax 09 274 697 40 E mail info haato com www haato fi GB 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 NL NIBE Energietechniek B V Postbus 2 NL 4797 ZG WILLEMSTAD NB Tel 0168 477722 Fax 0168 476998 E mail infoQnibenl nl www ni
9. Install the outside temperature sensor BT1 in the shade on a wall facing north or north west so it is unaffected by the morning sun Connect the sensor to terminal block X6 1 and X6 2 on the input card AA3 Use a 2 core cable of at least 0 5 mm cable area If a conduit is used it must be sealed to prevent condens ation in the sensor capsule Vuwiuc sensor F1245 ACCS US ts 0 NOUBWN CNC fad AA3 X6 BT1 AA3 X6 Room sensor F1245 is supplied with a room sensor RTS40 The room sensor has three functions 1 Show current room temperature in the heat pump s display Option of changing the room temperature in C Makes it possible to change stabilise the room tem perature Install the sensor in a neutral position where the set temperature is required A suitable location is on a free inner wall in a hall approx 1 5 m above the floor It is important that the sensor is not obstructed from measur ing the correct room temperature by being located for example in a recess between shelves behind a curtain closed radiator thermostats above or close to a heat source in a draft from an external door or in direct sun light The heat pump operates without the sensor but if one wishes to read off the accommodation s i
10. NOTE A This symbol indicates danger to machine or person aise Caution This symbol indicates important information about what you should observe when maintain ing your installation TIP N 2 Q This symbol indicates tips on how to facilitate using the product 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 when reporting a fault Chapter 1 Important information Country specific information Installer manual This installer manual must be left with the customer NIBE F1245 Inspection of the installation Current regulations require the heating installation to be inspected before it is commissioned The inspection must be carried out by a suitably qualified person Cut out this page after installation and give it to the owner of the heat pump Fill in the page for information about in stallation data in the User manual Description Notes Brine page 14 Signature Date System flushed System vented Antifreeze Level Expansion vessel Particle filter Safety valve Shut off valves Circulation pump setting Heating medium page 15 System flushed System vented Expansion vessel Particle filter Safety valve Shut off valves Circulation pump setting
11. Wait until the hot water has heated up Tempor arily increased hot water capacity temporary lux can be activated in menu 2 1 Too low hot water setting Enter menu 2 2 and select a higher comfort mode Too low or no operating prioritisation of hot water m Enter menu 4 9 1 and increase the time for when hot water is to be prioritised Closed or choked filling valve QM10 for the hot water heater Open the valve Low room temperature Closed thermostats in several rooms Set the thermostats to max in as many rooms as possible Adjust the room temperature via menu 1 1 instead of choking the thermostats Heat pump in incorrect operating mode m 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 heat curve offset of the heat curve If the room temper ature is only low in cold weather the curve slope in the menu 1 9 1 heating curve needs to be adjusted up Chapter 10 69 70 Too low or no operating prioritisation of heat Enter menu 4 9 1 and increase the time for when heating is to be prioritised Holiday mode activated in menu 1 3 4 Enter menu 1 3 4 and select Off External switch for changing the room heating activ ated Check any ex
12. Loosen the venting screw QM5 with a screwdriver Hold a cloth around the screwdriver blade as a small amount of water may run out 5 Insert a screwdriver and turn the pump motor around 6 Screw in the venting screw QMS 7 Start F1245 and check that the circulation pump functions It is usually easier to start the circulation pump with F1245 running switch SF1 set to I Helping the circulation pump to start is performed with F1245 running be pre pared for the screwdriver to jerk when the pump starts Vent screw QM5 NIBE F1245 Temperature sensor data Temperature Resistance k Voltage VDC Rail 40 351 0 3 256 35 251 6 3 240 30 182 5 3 218 25 133 8 3 189 20 99 22 3 150 15 74 32 3 105 10 56 20 3 047 5 42 89 2 976 0 33 02 2 889 5 21 2 789 10 20 02 2 673 15 15 77 2 541 20 12 51 2 399 25 10 2 245 30 8 045 2 083 35 6 514 1 916 40 5 306 1 752 45 4 348 1 587 50 3 583 1 426 55 2 968 1 278 60 2 467 1 136 65 2 068 1 007 70 1 739 0 891 75 1 469 0 785 80 1 246 0 691 85 1 061 0 607 90 0 908 0 533 95 0 779 0 469 100 0 672 0 414 NIBE F1245 Pulling out the cooling module The cooling module can be pulled out for service and transport Caution The cooling module is easier to remove if it is drained first see page 63 Weight of the cooling module Type kW Weight kg
13. Press the OK button to access the next step in the start guide 2 Information Welcome to the start guide for your heat pump As long as the start guide is active no function in the heat pump will start automatically The guide will show up with each restart of the heat pump until it is deselected on the last page Information about the start guide for the heat pump is shown here Chapter 6 3 Setting operating mode brine pump gt operating mode brine pump intermittent continuous 10 days continuous op mode Setting range intermittent continuous 10 days con tinuous Default value intermittent Set the operating mode of the brine pump here intermittent The brine pump starts 20 seconds before and stops at the same time as the compressor continuous Continuous operation 10 days continuous Continuous operation for 10 days Then the pump shifts to intermittent operation TIP 2 Q You can use 10 days continuous at start up to obtain continuous circulation during a start up time in order to make it easier to bleed the system 4 Setting op mod heat med pump gt op mod heat med pump auto intermittent continuous op mode Setting range auto intermittent continuous Default value auto Set the operating mode of the heating medium pump here auto The heating medium pump runs according to the current operating mode for F1245 int
14. heat only the com pressor is deselected and there is a higher oper ating cost In this operating mode the compressor is not active and only additional heat is used You can also choose to de activate heating or cooling only if accessory for cooling is available or if the heat pump has an integrated cooling function Functions compressor is that which produces heating and hot water for the accommodation You cannot deselect compressor in manual mode If compressor is deselected a symbol in the main menu on the heat pump symbol is displayed addition is what helps the compressor to heat the accommodation and or the hot water when it cannot manage the whole requirement alone heating means that you get heat in the accommoda tion You can deselect the function when you do not wish to have heating running cooling means that you get cooling in the accommod ation in hot weather You can deselect the function when you do not wish to have the cooling running This altern ative requires an accessory for cooling or if the heat pump has a built in function for cooling Caution If you deselect addition it may mean that sufficient cooling in the accommodation is not achieved 20 Filling in the checklist gt Don t forget to fill in the check list in chapter 1 in both the Installer and User manual This is important since this data has to be stated in event of future services Do not forget to fi
15. Because the angle of the brine pump pipes consists of a flex hose the pipes can be adjusted several cm in height at the side connection NIBE F124 ui 72 Chapter 12 Technica data Technical specifications 6 1x230V 1x230V 5 8 12 Output data at nom flow Refers to performance of heat pump excl circulation pumps 0 35 Rated output kw 4 83 8 33 11 88 Cooling output kw 3 74 6 60 9 30 Electrical output kw 1 09 1 73 2 58 COP 4 44 4 82 4 60 0 50 Rated output kw 3 85 7 80 11 25 Cooling output kw 2 62 5 54 7 90 Electrical output kw 1 23 2 26 3 35 COP 3 13 3 45 3 36 Output data according to EN 14511 0 35 Rated output kw 4 65 8 15 11 60 Electrical output kw 1 13 1 84 2 72 COPEN14511 4 12 4 44 4 27 0 45 Rated output kw 3 98 5 10 99 Electrical output kw 1 21 2 18 3 20 COPEN14511 3 29 3 55 3 44 Additional power kw 227 Electrical data Rated voltage 230V 50 Hz Max operating current compressor Arms 9 5 15 22 5 Including Control system and Circulation pumps Starting current Arms 23 32 40 Max permitted impedance at connection point 1 ohm Max operating current heat pump including 2 kW immersion heater Arms 18 20 24 25 31 32 Recommended fuse rating Max operating current heat pump including 4 kW immersion heater Arms 27 32 32 32 40 40 Recommended fuse ratin
16. Menus Set the speed at which the heat pump is to operate in the present operating mode economy means when the heating medium pump re duces in speed because the heat pump is in operating mode but neither has a need of compressor operation or electrical addition Menu 5 1 12 internal electrical addition max electric power Setting range 0 9 kW Default values 3 kW fuse size Setting range 1 200 A Default values 16 A Set the max electric power of the internal electrical addi tion in F1245 and the fuse size for the installation Menu 5 2 system settings Make different system settings for the heat pump here e g which accessories are installed There are two ways of activating connected accessories You can either mark the alternative in the list or use the automatic function search installed acc search installed acc Mark search installed acc and press the OK button to automatically find connected accessories for F1245 Caution level sensor are not found automatically but must be ticked off by hand Menu 5 3 accessory settings The operating settings for accessories that are installed and activated are made in the sub menus for this Menu 5 3 1 FLM time between defrosts Setting range 1 30 h Default value 10 h months btwn filter alarms Setting range 1 12 Default value 3 continuous pump op Select for continuous operation of the circulation pump in NIBE FLM NIBE
17. NIBE Installer manual NIBE F1245 Ground source heat pump IHB GB 0926 2 031337 Navigation L 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 39 How to scroll through menus and make different settings is described on page 41 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 43 Increase hot water volume 2X 8 To temporarily increase the amount of hot water first turn the control knob to mark menu 2 and then press the OK button twice Read more about the settings on page 51 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 69 for instructions Table of Contents 1 Important information 2 Safety information 2 2 Delivery and handling 5 Transport 5 Assembly 5 Supplied components 6 Removing the covers 7 Removing parts of the insulation 7 3 The heat pump design 9 Electrical cabinets 10 Cooling section 12 4 Pipe connections 13 General 13 Dimensions and pipe connections 14 Brine side 14 Hot water heater 15 Heating medium side 15 Docking alternatives 16 5 Electri
18. They may have tripped during transportation Filling and venting Filling the hot water heater 1 Open a hot water tap in the house 2 Fill the hot water heater through the cold water connection XL3 3 When water comes out of the hot water tap the hot water heater is full and the tap can be closed Filling and venting the climate system Filling 1 Open the filling valve external not included with the product Fill the coil in the hot water heater and the rest of the climate system with water 2 Open the venting valve QM22 3 When the water that exits the venting valve QM22 is not mixed with air close the valve After a while the pressure starts to rise 4 Close the filling valve when the correct pressure is obtained Venting 1 Bleed the heat pump via the bleed valve QM22 and the rest of the climate system via the relevant bleed valves 2 Keep topping up and venting until all air has been removed and the pressure is correct TIP ki a Q If the heating medium pump GP1 must be run during venting it can be started via the start guide Chapter 6 Commissioning and adjusting NOTE A The pipe from the coil in 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 venting valve QM22 is opened Filling and venting the brine system When filling the brine system mix the water with anti fre
19. UB3 AA4 SF1 AA4 XJ3 AA4 XJ3 dd o Ga View from above Pipe connections XL 1 Connection heating medium flow XL 2 Connection heating medium return XL 3 Connection cold water XL4 Connection hot water XL5 Connection VVC XL 6 Connection brine in XL 7 Connection brine out Only applies to enamelled or stainless steel vessels HVAC components QM 22 Venting coil QM 32 Shut off valve heating medium return QM 33 Shut off valve brine out QM 34 Shut off valve brine in QN 10 Shuttle valve climate system water heater WP 4 Pipe connection heating medium flow Sensors etc BT 1 Outside sensor BT 2 Temperature sensors heating medium flow BT 6 Temperature sensor hot water charging BT 7 Temperature sensor hot water top Electrical components AA 4 Display unit AA4 XJ3 USB outlet no function AA4 XJ4 Service outlet No function EB 1 Immersion heater FR 1 Sacrificial anode SF 1 Switch Only heat pump with enamelled vessel Miscellaneous PF 1 Rating plate PF 2 Type plate cooling section PF 3 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 62400 Chapter 3 The 10 Electrical cabinets
20. active the actual blocking symbol in the main menu on the heat pump symbol is displayed NIBETM F1245 Activated Schedule activated all 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 partic ular 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 Blocking the compressor Fa Blocking additional heat TIP Q If you wish to set similar scheduling for every day of the week start by filling in all and then changing the desired days LER 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 GE Caution Long term blocking can cause reduced comfort and operating economy Chapter 8 Contre 57 58 Menu 5 SERVICE 5 SERVICE 5 1 operating settings Overview 5 1 1 hot water settings 5 2 system settings 5 1 2 max flow line temperature 5 1 3 max diff
21. and pipe connections 14 Dimensions and setting out coordinates 72 Display 39 Display unit 39 Back button 39 Control knob 39 Display 39 OK button 39 Status lamp 39 Switch 39 sturbances in comfort 69 anage alarm 69 Troubleshooting 69 Docking alternatives 16 Extra electric hot water heater 16 Free cooling 16 Di NIBE F1245 Ground water system 17 Neutralization vessel 16 Pool 17 Two or more climate systems 17 Under floor heating systems 17 Ventilation recovery 16 Draining the climate system 63 Draining the water heater 63 Drawing out the cooling module 5 65 E Electrical addition maximum output 22 Setting of electrical steps 22 Electrical cabinets 10 Electrical connections 18 Accessibility electrical connection 19 Cable lock 18 Connecting accessories 25 Connecting external operating voltage for the control system 20 Connections 20 Electrical addition maximum output 22 External connection options 24 General 18 Load monitor 23 iniature circuit breaker 18 otor cut out 18 Optional connections 23 Outdoor sensor 21 Power connection 20 Removing the cover base board 19 Removing the cover immersion heater circuit board 19 Removing the hatch input circuit board 19 Room sensor 21 Settings 22 Standby mode 22 Temperature limiter 18 Emptying the brine system 64 External connection options 24 Blocking of additional heat and or compressor 24 Contact f
22. board must first be removed Disconnect the switches using a screwdriver 2 Insert the screwdriver A and pry the piece of plastic carefully downwards B 3 Angle out the cover and remove it Chapter 5 Electrical connections 19 20 Connections NOTE AN To prevent interference unscreened communic ation and or sensor to external connections cables must not be laid closer than 20 cm to high voltage cable when cable routing Power connection F1245 must be installed via an isolator switch with a minimum breaking gap of 3mm Minimum cable area must be dimensioned according to the fuse rating used Incoming electricity is connected on terminal block X1 on the immersion heater card AA1 The cable must be routed through the lower section of the junction box Conductors must be stripped approx 12 13 mm NOTE AN F1245 is not connectable between 1 phase and 3 phase neither is it connectable between 3x230V and 3x400V Connection 3x400V On In AA1 X1 N 0 PE L1 1 L2 13 0 0 PE1 Connection 3x230V On a AA1 X1 gt Chapter 5 Electrical connec Connection 1x230V
23. comfort Fan speed in forced mode m Enter menu 1 2 and select normal External switch for changing the fan speed activated Check any external switches Filter HQ10 blocked Clean or replace the filter The compressor does not start There is no heating requirement The heat pump does not call on heating nor hot water 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 Gurgling sound This part of the fault tracing chapter only applies if the NIBE FLM accessory is installed Not enough water in the water seal Fill the water seal with water Choked water seal m Check and adjust the condensation water hose NIBE F1245 11 Accessories Load monitor CLM 40 Part no 067 070 ELK ELK 213 Part no 069 500 ELK 5 8 15 ELK 5 Part no 069 025 ELK 8 Part no 069 026 ELK 15 Part no 069 022 ELK 26 ELK 42 Part no 067 074 Part no 067 075 Extra shunt group ECS 40 This accessory is used when F1245 is installed in houses with two or more different climate systems that require different supply temperatures for example in cases where the house has both a radiator system and an un derfloor heating system Part no 067 061 Free cooling PCS 44 Part no 067 063 Exhaust air module FLM FLM is an exhaust air module specially designed to com bine recovery
24. date time and ID no unique to certain settings and the new set value is shown for every change Chapter 8 Control Menus 61 NOTE A The change log is saved at restart and remains unchanged after default setting 62 Chapter 8 Control Menus NIBE F1245 9 Service Service actions Emergency mode NOTE AN Switch SEI must not be moved to I or A until F1245 has been filled with water Other wise the temperature limiter thermostat com pressor and the immersion heater can be dam aged Emergency mode is used in event of operational interfer ence and in conjunction with service Hot water is not produced in emergency mode Emergency mode is activated by setting switch SF1 to ZX This means that The display is not lit and the control computer is not connected The temperature at the immersion heater is controlled by the thermostat FD1 BT30 It can be set either to 35 or 45 C The compressor and the brine system are off and only the heating medium pump and the electrical addition are active The addition power in emergency mode is set in the immersion heater card AA1 See page 22 for instructions Draining the water heater The siphon principle is used to empty the hot water heater This can be done either via the drain valve on the incoming cold water pipe or by inserting a hose into the cold water connection 6 XL7
25. drain the brine system by 1 Close the shut off valves to brine system QM33 and QM34 2 Connect a hose to the drain valve QM2 place the other opening of the hose in a container and open the valve A small amount of brine will flow into the container 3 Air must get into the system for the remaining brine to run out Do this by slightly slackening off the connection at the shut off valve QM33 that joins the heat pump with the cooling module Chapter 9 Service When the brine side is empty the requisite service can be carried out Draining the brine system in the heat pump If the heat pump requires servicing drain the brine system by 1 Close the shut off valve outside the heat pump for the brine system 2 Connect a hose to the drain valve QM2 place the other opening of the hose in a container and open the valve A small amount of brine will flow into the container 3 Air must get into the system for the remaining brine to run out Do this by slightly slackening off the connection at the shut off valve that joins the brine side and the heat pump at the connection XL7 When the brine side is empty the requisite service can be carried out Helping the circulation pump to start GP1 NOTE A Help starting the heating medium pump GP1 only applies to F1245 5 to 12 kW Shut off F1245 by setting the switch SF1 to O Open the service cover Remove the cover for the cooling module ws
26. flow line temp 5 1 4 alarm actions 5 1 5 fan sp exhaust air 5 1 7 br pmp al set 5 1 8 operating mode brine pump 5 1 9 Brine pump speed 5 1 10 op mod heat med pump 5 1 11 pump speed heating medium 5 1 12 internal electrical addition 5 3 accessory settings 5 3 1 FLM 5 4 soft in outputs 5 3 2 shunt controlled add heat 5 3 3 extra climate system 5 5 factory setting service 5 6 forced control 5 7 start guide 5 8 quick start Hold the Back button in for 7 seconds to access the Ser vice menu Sub menus Menu has orange text and is intended for the advanced user This menu has several sub menus Status information for the relevant menu can be found on the display to the right of the menus TICK Operating settings for the heat pump SACEKAM System settings for the heat pump ac tivating accessories etc 865 Operational settings for different ac cessories Setting software controlled in and out puts on the input circuit board AA3 ECOVER MRAM Total reset of all settings including settings available to the user to default values Oeo Forced control of the different compon ents in the heat pump Manual start of the start guide which is run the first time the heat pump is started Quick starting the compressor 86 Chapter 8 Control Menus Accessory neede
27. heat cool Setting range 0 48 h Default value 2 heat at room under temp Setting range 0 5 10 0 C Default value 1 0 cool at room over temp Setting range 0 5 10 0 C Default value 1 0 You can use F1245 to cool the house during hot periods 14 Checking the measurement values from sensor 4 Check whether the following externally installed sensors are within their permitted values outdoor temp EB1 BT1 5 6 C external flow temp EB1 BT25 30756 boiler sensor EM1 BT52 ELE pool temperature EPx BT51 265 C heat medium flow EB21 BT2 0 0 C Check here whether the selected externally mounted sensor shows permitted values for the installation 15 Setting time and date Set time and date and display mode here 16 Setting min flow line temp 4 min flow line temp climate system 1 climate system 2 climate system 3 climate system 4 climate system Setting range 15 50 C Default value 15 C Set the minimum temperature on the supply temperature to the climate system This means that F1245 never cal culates 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 N Q The value can be increased if you have for ex ample a cellar that you always want to heat even in summer Chapter 6 33 17 Setting max flow line temp ues meet the heating control s curve slope can b
28. in F1245 and for ex ample radiators underfloor heating cooling fan con vectors etc Install all required safety devices shut off valves as close to the heat pump as possible and particle filter The safety valve must have a maximum 2 5 bar opening pressure and be installed on the outgoing heating medium as illustrated The entire length of the overflow water pipe from the safety valves must be inclined to prevent water pockets and must also be frost proof When connecting to a system with thermostats on all radiators a relief valve must be fitted or some of the thermostats must be removed to ensure sufficient flow Chapter 4 Pipe connections 15 Docking alternatives F1245 can be connected in several different ways some of which are shown below Further option information is available at www nibe eu and in the respective assembly instructions for the ac cessories used See page 71 for a list of the accessories that can be used with F1245 Extra electric hot water heater The heat pump should be supplemented with an electric water heater for example NIBE COMPACT if a whirlpool or other significant consumer of hot water is installed The valve connection on COMPACT can be separated The mixing valve remains on COMPACT and the re maining valve connector can be used for incoming cold water in F1245 oe COMPACT HW SS Buffer vessel If the climate system volume is too smal
29. menu settings to the USB memory you replace all previously saved settings Via recover settings you reset all menu settings from the USB memory NOTE Reset of the menu settings from the USB memory cannot be undone 10 Disturbances in comfort In most cases the heat pump notes operational interfer ence operational interference 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 53 for more information about menu 3 1 Manage alarm 8 ems 0 sor Brine info action reset alarm aid mode In the event of an alarm some kind of malfunction has occurred which is indicated by the status lamp changing from green continuously to red continuously In addition an alarm bell appears in the information window Alarm In the event of an alarm with a red status lamp a malfunc tion has occurred that the heat pump cannot remedy it self 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 prob lem that cause
30. mm 22 3x230V Will be launched at a later date 3x400V Electrical output kw 1 48 1 96 2 38 3 29 COP 3 46 3 54 3 39 3 39 Output data according to EN 14511 0 35 Rated output kW 6 10 8 01 9 64 11 42 Electrical output kw 1 35 1 74 2 13 2 66 COPEN14511 4 51 4 59 4 52 4 30 0 45 Rated output kW 5 21 7 07 8 55 10 86 Electrical output kw 1 46 1 93 2 36 3 20 COPEN14511 3 58 3 66 3 63 3 39 Additional power kw 2 4 6 9 Electrical data Rated voltage 400V 3NAC 50 Hz Chapter 12 Technical data NIBETM F1245 3x400V 6 8 10 12 Max operating current compressor Arms 4 6 6 6 6 9 9 Including Control system and Circulation pumps Starting current Arms 18 23 23 29 Max permitted impedance at connection point 1 ohm Max operating current heat pump including 2 kW immersion heater Arms 13 16 15 16 15 16 18 20 Recommended fuse rating Max operating current heat pump including 4 kW immersion heater Arms 13 16 15 16 15 16 18 20 Recommended fuse rating Max operating current heat pump including 6 kW immersion heater Arms 13 16 15 16 15 16 18 20 Recommended fuse rating Max operating current heat pump including 9 kW immersion heater Arms 19 20 22 25 22
31. 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 button 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 0 The display shows the set values for heating curve offset To increase or reduce 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 Chapter 8 Control Menus 43 44 The number of steps the value has to be changed to achieve a degree change of the indoor temperature de pends 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 hand 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 thermo stat valves fully except in those rooms where a cooler temperature is required e g bedrooms TIP N Ca Q 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 temp
32. the input card AA3 on terminal block X4 1 X4 4 where X4 1 is the common terminal block for the three current sensors The size of the property s main fuse is set in menu 5 1 12 Incoming electricity PEN Ly Le 8 T2 3 4 Chapter 5 Electrical connections 23 24 External connection options If an external switch function is connected to F1245 the function for use input or output must be selected in menu 5 4 see page 61 Selectable inputs on the input card for these functions are AUX1 X6 9 10 AUX2 X6 11 12 AUX3 X6 13 14 AUX4 X6 15 16 and AUX5 X6 17 18 Selectable out puts are AA3 X7 block heating activate temp lux not used not used not used alarm output External F1245 10 11 12 Ne 13 14 Ne 15 16 The example above uses the inputs AUX3 X6 13 14 and AUX4 X6 15 16 on the input circuit board AA3 Caution Some of the following functions can also be ac tivated and scheduled via menu settings Blocking of additional heat andlor compressor In those cases blocking of addition and or compressor is used this can be connected to terminal block X6 on the input card AA3
33. value 10 h months btwn filter alarms Setting range 1 2 Default value 3 continuous pump op Select for continuous operation of the circulation pump in NIBE FLM time between defrosts Set the minimum time that must pass between defrostings of the heat exchanger in NIBE FLM when the exhaust air module is in operation the heat exchanger is cooled so that ice builds up on it When too much ice builds up the heat transfer capacity of the heat exchanger is reduced and defrosting is required Defrost ing warms up the heat exchanger so that the ice melts and runs off via the condensation hose months btwn filter alarms Set how many months should pass before the heat pump informs that it is time to clean the filter in NIBE FLM Clean NIBE FLM s two air filters regularly how often de pends on the amount of dust in the ventilation air Chapter 6 8 Setting the fan speed exhaust air gt fan sp exhaust air normal speed 1 speed 2 50660 3 speed 4 This part of the start guide is only displayed if the altern ative is selected in a previous menu and the accessory is installed normal and speed 1 4 Setting range 0 100 Set the speed for the five different selectable speeds for the fan here Caution Too low a value can damage the house in the long term 10 Setting shunt controlled add heat 4 shunt controlled add heat minimum running time min temp mixing valve amplifier mix
34. which is positioned behind the front cover The additional heat and or the compressor are disconnec ted by connecting a potential free switch function to the input selected in menu 5 4 see page 61 Blocking of addition and compressor can be combined A closed contact results in the electrical output being disconnected Chapter 5 Contact for activation of temporary lux An external contact function can be connected to F1245 for activation of temporary lux The contact must be potential free and connected to the selected input menu 5 4 on terminal block X6 on the input card AA3 temporary lux is activated for the time that the contact is connected Contact for activation of external adjustment An external contact function can be connected to F1245 to change the supply temperature and the room temper ature When the switch is closed the desired temperature is set in C if the room sensor is connected and activated If a room sensor is not connected or activated the desired change of an already set heat curve and offset with the number of steps selected is set The value is adjustable between 10 and 10 climate system 1 The contact must be potential free and connected to the selected input menu 5 4 on terminal block X6 on the input card AA3 The value for the change is set in menu 1 9 2 extern al adjustment climate system 2 to 4 External adjustment for climate systems 2 to 4 re
35. 22 Start guide 27 Start up and inspection Start up 27 Status lamp 39 Supplied components 6 Switch 39 Symbol key 13 27 Symbols 2 System diagram 13 T Technical data 72 Dimensions and setting out coordinates 72 Technical Data 73 Technical Data 73 Working range heat pump 76 Temperature limiter 18 Resetting 18 Temperature sensor data 65 The heat pump design 9 Component list cooling section 12 Component list electrical cabinets 10 Component location cooling section 12 Component location electrical cabinets 10 Component locations 9 List of components 9 Transport 5 Troubleshooting 69 U USB service outlet 67 w Working range heat pump 76 NIBETM F1245 NIBETM F1245 Chapter 13 79 80 Chapter 13 NIBETM F1245 NIBE AB Sweden J rnv gsgatan 40 Box 14 SE 285 21 Markaryd infoQnibe se www nibe eu
36. 25 24 25 Recommended fuse rating Output Brine pump W 30 87 30 87 35 185 35 185 Output Heating medium pump W 7 72 7 72 7 72 7 72 IP class IP 21 Refrigerant circuit Type of refrigerant R407C Volume kg 1 8 2 3 2 5 2 2 Cut out value pressostat HP bar 29 Difference pressostat HP bar 7 Cut out value pressostat LP bar 1 5 Difference pressostat LP bar 1 5 Brine circuit Energy class Brine pump low energy Max system pressure brine bar 3 Min flow l s 0 25 0 33 0 40 0 47 Nominal flow l s 0 30 0 42 0 51 0 65 Max external avail press at nom flow kPa 53 46 85 69 Max Min incoming Brine temp 2G see diagram Min outgoing brine temp C 10 Heating medium circuit Energy class circ pump low energy Max system pressure heating medium bar 3 Min flow l s 0 10 0 13 0 63 0 19 Nominal flow l s 0 13 0 18 0 22 0 27 Max external avail press at nom flow kPa 46 48 46 43 Max Min heating medium temp S see diagram Noise output according to EN 12102 at 0 35 Lw A 43 43 43 43 Pipe connections Brine ext diam CU pipe mm 28 Heating medium ext diam CU pipes mm 22 28 Hot water connection external diam mm 22 Cold water connection external diam mm 22 Miscellaneous Miscellaneous 5 6 8 10 12 Water heater Volume water heater 180 NIBE F1245 Chapter 12 Technical data 75 Miscellaneous 5 6 8 10 12 Max pressure in water heater bar 9 Dimensions and weight
37. 3 Brine side 14 Dimensions and pipe connections 14 Docking alternatives 16 General 13 Heating medium side 15 Hot water heater 15 Pipe dimensions 14 Symbol key 13 System diagram 13 Pipe dimensions 14 Post adjusting the room temperature 38 Post adjustment and bleeding 36 Post adjusting the room temperature 38 Pump capacity diagrams collector side 36 Pump capacity diagrams heating medium side 37 Readjusting venting heat medium side 38 Power connection 20 Preparations 26 Pump capacity diagrams collector side 36 Pump capacity diagrams heating medium side 37 R Readjusting venting heat medium side 38 Removing parts of the insulation 7 Removing the cover base board 19 Removing the cover immersion heater circuit board 19 Removing the covers 7 Removing the hatch input circuit board 19 Room sensor 21 5 Safety information 2 Contact information 4 Inspection of the installation 3 Serial number 2 Symbols 2 Scroll through the windows 42 Chapter 13 Item register Selecting menu 41 Selecting options 41 Serial number 2 Service 63 Service actions 63 Service actions 63 Draining the climate system 63 Draining the water heater 63 Drawing out the cooling module 65 Emptying the brine system 64 Helping the circulation pump to start 64 Standby mode 63 Temperature sensor data 65 USB service outlet 67 Setting a value 42 Settings 22 Standby mode 63 Power in emergency mode
38. 45 3x230 V 10 kw Chapter 3 The heat pump design 11 Cooling section Pipe connections 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 QM2 Draining brine side Sensors etc BP 1 High pressure pressostat BP 2 Low pressure pressostat BT 3 Temperature sensors heating medium return 4x230V 5 kW BT 10 emperature sensor brine in 3x400V 5 kw BT 11 Temperature sensor brine out BT 12 Temperature sensor condenser supply line BT 14 Temperature sensor hot gas BT 15 Temperature sensor fluid pipe BT 17 Temperature sensor suction gas Electrical components AA 100 Joint card EB 10 Compressor heater Cooling components EP 1 Evaporator EP 2 Condenser GQ 10 Compressor HS 1 Drying filter QN 1 Expansion valve Designations in component locations according to standard IEC 62400 1x230V 8 12 kW 3x400V 12 kW 12 Chapter 3 The heat pump design NIBE F1245 4 Pipe connections General Pipe installation must be carried out in accordance with current norms and directives F1245 can operate with a return temperature of up to 58 C and an outgoing temperature from the heat pump of 70 65 C with only the compressor F1245 is not equipped with shut off valves these must be installed outsi
39. 70 60 50 0 100 20 Se ae 60 10 0 P100 Flow 0 0 05 0 1 015 02 025 03 O35 04 We Readjusting venting heat medium side Air is initially released from the hot water and venting may be necessary If gurgling sounds can be heard from the heat pump or climate system the entire system will require additional venting Chapter 6 Commissioning and adjusting Readjusting venting collector side Level vessel Check the fluid level in the level vessel CM 2 If the fluid level has dropped top up the system 1 Close the valve under the vessel 2 Disconnect the connection on top of the vessel 3 Fill with brine until approx 2 3 of the vessel is full 4 Reconnect the connector at the top of the vessel 5 Open the valve under the vessel The pressure is raised by closing the valve on the incoming main line when the brine pump GP2 is running and the level vessel CM2 is open so that liquid is drawn down from the vessel Expansion vessel A If a pressure expansion vessel CM3 is used gt gt F N instead of a level vessel the pressure level is checked If the pressure drops the system should be replenished E A L Post adjusting the room temperat ure If the required room temperature is not obtained read justment may be necessary Cold weather conditions If the room temperature is too low increase h
40. F1245 time between defrosts Set the minimum time that must pass between defrostings of the heat exchanger in NIBE FLM When the exhaust air module is in operation the heat exchanger is cooled so that ice builds up on it When too much ice builds up the heat transfer capacity of the heat exchanger is reduced and defrosting is required Defrost ing warms up the heat exchanger so that the ice melts and runs off via the condensation hose months btwn filter alarms Set how many months should pass before the heat pump informs that it is time to clean the filter in NIBE FLM Clean NIBE FLM s two air filters regularly how often de pends on the amount of dust in the ventilation air Menu 5 3 2 shunt controlled add heat minimum running time Setting range 0 48h Default value 12 h min temp Setting range 5 90 C Default value 55 C mixing valve amplifier Setting range 0 1 10 0 Default value 1 0 mixing valve step delay Setting range 10 300s Default values 30 s Set the minimum run time and the minimum temperature for external addition with shunt here External addition with shunt is then for example wood oil gas pellet boiler For the shunt you can set shunt amplification and shunt waiting time See the accessory installation instructions for function description Menu 5 3 3 extra climate system mixing valve amplifier Setting range 0 1 10 0 Default value 1 0 mixing valve step delay Setting
41. Increase button to set Max speed Read off what speed the brine pump should have from the diagrams below Increase Reduce Program selector Proportional pressure Available pressure p Electrical output F1245 5 kW Available pressure kPa Electrical output W 100 90 80 70 60 50 40 30 20 10 0 Flow 0 005 0 1 0 15 02 025 0 3 035 04 Is F1245 6 kW Available pressure kPa Electrical output W 100 90 80 70 60 50 40 30 20 10 0 0 Flow 0 05 0 1 0 15 0 2 0 25 03 O35 04 l s F1245 8 kW Available pressure kPa Electrical output W 100 90 80 70 60 50 40 30 20 10 0 b EE 4 Flow 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 Ws F1245 10 kW Available pressure kPa Electrical output W 200 180 160 140 120 100 80 60 40 20 0 ax PQ P7 P5 9 Max Ss Flow 0 10 0 20 0 30 0 40 0 50 0 60 l s F1245 12 kW Available pressure kPa Electrical output W 200 180 PMax 160 140 120 b7 100 80 Ep 60 40 20 6 8 I Max Flow 05 0 2 0 4 0 6 0 8 1 1 2 Vs Pump capacity diagrams heating medium side To set the correct flow in the heating medium system the correct speed
42. NIBE F1245 1x230V 1 2 3 4 5 6 2 kW off off off off on off 4 kw off off on off on off 6 kW on off on off on off 7 kW on off on on on on 3x400V 1x230V 3x230V The image shows the dip switch AA1 SF2 in the factory setting that is 6 kW Emergency mode thermostat The supply temperature is set in emergency mode using a thermostat FD1 BT30 It can be set to 35 pre set for example underfloor heating or 45 C for example radi ators 35 C 45 C NIBE F1245 Optional connections Load monitor NOTE A The load monitor has no function in a 1 phase installation When many power consumers are connected in the property at the same time as the electric addition is oper ating there is a risk of the property s main fuse tripping The heat pump has integrated load monitors that control the electrical steps for the electrical addition by redistrib uting the power between the different phases or disen gaging Reconnection occurs when other current con sumption is reduced Connecting current sensors A current sensor should be installed on each incoming phase conductor in to the distribution box to measure the current The distribution box is an appropriate install ation point Connect the current sensors to a multi core cable in an enclosure next to the distribution box Use a multi core cable of at least 0 5 mm from the enclosure to the heat pump Connect the cable to
43. Width mm 600 Depth mm 620 Height mm 1800 Required ceiling height 2 mm 1950 Weight complete heat pump kg 305 310 325 330 335 Weight only cooling module kg 110 115 125 130 135 Part no 1x230V Stainless steel 665 361 665 363 665 365 Part no 3x400V Enamel 665 302 665 303 665 304 665 305 Part no 3x400V Stainless steel 665 322 665 323 665 324 665 325 Part no 3x400V Copper 665 282 665 283 665 284 665 285 1 Max permitted impedance in the mains connected point in accord ance with EN 61000 3 11 Start currents can cause short voltage Working range heat pump compressor oper dips that could affect other equipment in unfavourable conditions P If the impedance in the mains connection point is higher than that ation stated it is possible that interference will occur If the impedance in z the mains connection point is higher than that stated check with The compressor provides a supply temperature up to 65 the power supplier before purchasing the equipment C the remainder up to 70 C is obtained using the 2 With feet dismantled the height is approx 1930 mm additional heat 12 kW 400 3 8 12 kW 1x230V Temperature 6 70 60 50 15 10 5 0 5 10 15 20 25 30 35 C Incoming brine temp Flow pipe Return pipe Others Temperature KS 70 60 20 4 40 20
44. arked main menu Symbols sub menus Operation To move the cursor turn the control knob to the left or the right The marked position is always 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 Menu number marked sub menu main menu Name and menu number Symbol main menu temperature ventilation scheduling advanced Status information sub menus Name sub menus Selecting options comfort mode 2 2 gj economy eg J normal luxur Alternative In an options menu the current selected option is indicated by a green tick To select another option 1 Mark the applicable option One of the options bd is pre selected white 2 Press the OK button to confirm the selected 6 option The selected option has a green tick Chapter 7 41 42 Setting a value Values to be changed To set a value 1 Mark the value you want to set using the om control knob EE a 2 Press the OK button The background of Dep the value becomes green which means 2 that you have 86665560 the setting mode 3 Turn the control knob to the right to in 04 crease the value and to the left to reduce the value 4 Press the OK button
45. at for example 2 C outdoor temp point is set 2 and change in curve is increased until the desired room temperature is maintained cr Caution Wait 24 hours before making a new setting so that the room temperature has time to stabilise Chapter 8 Control Menus NIBE F1245 Overview Menu 2 HOT WATER 2 HOT WATER 2 1 temporary lux 2 2 comfort mode 2 3 scheduling 2 9 advanced 2 9 1 periodic increases Accessory needed Sub menus For the menu Iel nbudi2ngag there are several sub menus Status information for the relevant menu can be found on the display to the right of the menus SWING Activation of temporary increase in the hot water temperature Status information displays off or what length of time of the temporary temperature in crease remains Setting hot water comfort The status information displays what mode is selected economy normal or luxury AMINI Scheduling hot water comfort Status inform ation 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 NIBE F1245 Menu 2 1 temporary lux Setting range 3 6 and 12 hours and mode off Default value off When hot water requirement has temporarily increased this menu can be used to select an increase in t
46. ay 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 Menu 1 3 3 ventilation accessory required Increases or decreases in the ventilation to the accommod ation 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 Activated Schedule ai activated all mon tues we fri 21 30 06 00 speed 3 sat 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 partic ular 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 Q 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 8 Control Menus Caution If the stop time is before t
47. benl nl NO NIBE AB Fekjan 15F 1394 Nesbru Tel 22 90 66 00 Fax 22 90 66 09 E mail info nibe se www nibevillavarme no PL NIBE BIAWAR Sp z o o Aleja Jana Pawta II 57 15 703 BIA YSTOK el 085 662 84 90 Fax 085 662 84 14 E mail sekretariat biawar com pl www biawar com pl SE NIBE AB Sweden Box 14 Jarnvagsgatan 40 SE 285 21 Markaryd 46 0 433 73 000 Fax 46 0 433 73 190 E mail info nibe se www nibe se D Chapter 1 Important information NIBE F1245 2 Delivery and handling Transport F1245 should be transported and stored vertically in a dry place When being moved into a building F1245 may be leant back 45 Note Can be tail heavy If the cooling module is pulled out and transported up right F1245 can be transported on its back Pulling out the cooling module To simplify transport and service the heat pump can be separated by pulling the cooling module out from the cabinet See page 65 for instructions about the separation NIBE F1245 Assembly Position the heat pump on a firm base that can bear its weight preferably on a concrete floor or founda tion Use the heat pump s adjustable feet to obtain a horizontal and stable set up The area where the heat pump is located must be equipped with floor drainage Install with its back to an outside wall ideally in a room where noise does not matter in order to elim inate noise proble
48. bility for adjusting the flow of the relevant coil For surface soil heat the hose should be buried at a depth determined by local conditions and the distance between the hoses should be at least 1 metre For several bore holes the distance between the holes must be determined according to local conditions Ensure the collector hose rises constantly towards the heat pump to avoid air pockets If this is not possible airvents should be used As the temperature of brine system can fall below 0 C it must be protected against freezing down to 15 C 1 litre of ready mixed brine per meter of collector hose applies when using PEM hose 40x 2 4 PN 6 3 is used as a guide value when making the volume calculation Side connection It is possible to angle the brine connections for connec tion to the side instead of top connection To angle out a connection 1 Disconnect the pipe at the top connection 2 Angle the pipe in the desired direction NIBE F1245 3 If necessary cut the pipe to the desired length Connecting the brine side Insulate all indoor brine pipes against condensation The level vessel must be installed as the highest point in the brine system on the incoming pipe before the brine pump Alt 1 If the level vessel cannot be placed at the highest point an expansion vessel must be used Alt 2 NOTE AN Note that condensation may drip from the level vessel Position the vessel so that this does not ha
49. cal connections 18 General 18 Connections 20 Settings 22 Optional connections 23 Connecting accessories 25 6 Commissioning and adjusting 26 NIBE F1245 8 Control Menus 9 Service Preparations Filling and venting Start guide Post adjustment and venting 7 Control Introduction Display unit Menu system Menu 1 INDOOR CLIMATE Menu 2 HOT WATER Menu 3 INFO Menu 4 HEAT PUMP Menu 5 SERVICE Service actions 10 Disturbances in comfort Info menu Manage alarm Troubleshooting 11 Accessories 12 Technical data Dimensions and setting out coordinates Technical specifications Item register 26 26 27 36 39 39 40 43 43 51 53 54 58 63 63 G 69 69 69 71 72 lt lt 2 73 77 Table of Contents 1 Important information Safety information This manual describes installation and service procedures for implementation by specialists This appliance is not intended for use by persons includ ing children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concern ing use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance Rights to make any design or technical modifications are reserved ONIBE 2008 Symbols
50. cterial growth are blocked during this time periodic increases started in conjunction with the vacation setting being completed Menu 4 9 advanced Menu has orange text and is intended for the advanced user This menu has several sub menus Chapter 8 Control Menus 55 Menu 4 9 1 op prioritisation op prioritisation Setting range 0 to 180 Default value 20 Choose here how long the heat pump should work with each requirement if there are tvvo or more requirements at the same time If there is only one requirement the heat pump only works with that requirement The indicator marks where in the cycle the heat pump is If O minutes is selected it means that requirement is not prioritised but will only be activated when there is no other requirement Menu 4 9 2 auto mode setting start cooling Setting range 20 40 C Default value 25 stop heating Setting range 20 40 C Default value 20 stop additional heat Setting range 20 40 C Default value 15 filter time Setting range 0 48h Default value 24 h When operating mode is set to auto the heat pump selects when start and stop of additional heat and heat production is permitted dependent on the average out door temperature If you have accessories for cooling production installed you can also select start temperature for cooling Select the average outdoor temperatures in this menu You can also set the time over which filt
51. d NOTE AN Incorrect settings in the service menus can damage the heat pump Menu 5 1 operating settings Operating settings can be made for the heat pump in the sub menus NIBETM F1245 Menu 5 1 1 hot water settings start temp Setting range 5 70 C Factory setting economy 38 C Factory setting normal 45 C Factory setting luxury 47 C stop temp Setting range 5 70 C Factory setting economy 43 C Factory setting normal 50 C Factory setting luxury 52 C stop temp per increase Setting range 55 70 C Default value 55 C Here you set the start and stop temperature of the hot water for the different comfort options in menu 2 2 as well as the stop temperature for periodic increase in menu 2 9 1 Menu 5 1 2 max flow line temperature climate system Setting range 15 80 C Default value 60 C Set the maximum supply temperature for the climate system here If the installation has more than one climate system individual maximum supply temperatures can be set for each system Caution Underfloor heating systems are normally Set between 35 and 45 cc Check the max temperature for your floor with your floor supplier Menu 5 1 3 max diff flow line temp max diff compressor Setting range 1 25 C Default value 10 C max diff addition Setting range 1 24 C Default value 7 C NIBE F1245 Here you set the maximum permitted differenc
52. d the alarm reset alarm In most cases it is enough to select reset alarm to correct the problem that caused the alarm 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 prob lem 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 run ning In this case the immersion heater produces heat and or hot water Selecting aid mode is not the same as correcting the problem that caused the alarm The status lamp will therefore continue to be red 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 SF1 position Group and main fuses of the accommodation The property s earth circuit breaker The heat pump s miniature circuit breaker FA1 The heat pump s temperature limiter FD 1 Correctly set load monitor if installed Low hot water temperature or a lack of hot water Heat pump in incorrect operating mode f mode manual is selected select addition Large hot water consumption
53. de the heat pump to facilitate any future servicing NOTE AN The pipe system needs to be flushed out before the heat pump is connected so that debris can not damage component parts Symbol key Symbol Meaning Shut off valve Non return valve Safety valve Trim valve Temperature sensor Level vessel Expansion vessel Pressure gauge Circulation pump Shunt shuttle valve Particle filter Auxiliary relay Fan Compressor Heat exchanger Pe oi eimipi eclols Q aa pa pa NIBE F1245 System diagram F1245 consists of a heat pump water heater electrical module circulation pumps and a control system F1245 is connected to the brine and heating medium circuits In the heat pump evaporator the brine water mixed with anti freeze glycol or ethanol releases its energy to the refrigerant which is vaporised in order to be compressed in the compressor The refrigerant of which the temper ature has now been raised is passed to the condenser where it gives off its energy to the heating medium circuit and if necessary to the water heater If there is a greater need for heating hot water than the compressor can provide there is an integrated immersion heater XL 1 Connection heating medium flow XL 2 Connection heating medium return XL 3 Connection cold water XL4 Connection hot water XL 6 Connection brine i
54. e 4 read This is set under heating curve in menu 1 9 1 SUPPLY TEMPERATURE HEATING CURVE max flow line temperature C 20 151413 12 11 0 climate system 1 9 8 60 climate system 2 AA climate system 3 20 6 5 climate system 4 40 Ea Ja 30 2 5 a 1 10 0 10 0 30 40 C climate system a OUTSIDE Setting range 15 80 C OFFSET HEAT CURVES 22 TEMPERATURE Default value 60 C SUPPLY TEMPERATURE HEATING CURVE Set the maximum supply temperature for the climate 0 HE do 6 20 system here If the installation has more than one climate system individual maximum supply temperatures can be ee set for each system 50 5 CS Caution h f 40 Underfloor heating systems are normally s VETE set between 35 and 45 o Bi i Check the max temperature for your floor with ae your floor supplier BN OUTSIDE OFFSET HEAT CURVE 0 TEMPERATURE 18 Setting the heat curve 18 21 SUPPLY TEMPERATURE HEATING CURVE 3 e 2 d 151413 12 11 10 9 system W i y 2 2 70 8 mperature C 7 00 fee 50 2 4 40 LL 2 30 sec 1 5 ZE A 10 0 10 20 30 40 C 5 OUTSIDE At basic setting the climate system heating curve and OFFSET HEAT CURVE 2 TEMPERATURE temperature heating curve offset must be changed Further information on how t
55. e between the calculated and actual supply temperature during compressor respectively add heat mode max diff compressor When the current supply temperature deviates from the set value compared to that calculated the heat pump is forced to stop irrespective of the degree minute value If the calculated flow temperature exceeds the calculated flow with set value the degree minute value is set to 0 The compressor stops when there is only a heating re quirement max diff addition If addition is selected and activated in menu 4 2 and the present supply temp exceeds the calculated with set value the additional heat is forced to stop Menu 5 1 4 alarm actions Select how you want the heat pump to alert you that there is an alarm in the display here The different alternatives are that the heat pump stops producing hot water default setting and or reduces the room temperature Menu 5 1 5 fan sp exhaust air accessory is required normal and speed 1 4 Setting range 0 100 Set the speed for the five different selectable speeds for the fan here Ges Caution Too low a value can damage the house in the long term Menu 5 1 7 br pmp al set min brine out Setting range 12 15 C Default value 8 C max brine in Setting range 10 40 C Default value 30 C min brine out Set the temperature at which the heat pump is to activate the alarm for low temperature in outgoing brine Chapte
56. eating curve in menu 1 9 1 one step If the room temperature is too high reduce heating curve in menu 1 9 1 one step Warm weather conditions 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 NIBE F1245 7 Control Introduction Display unit a A Display B Status lamp z C OK button D Back button E Control knob F Switch Display Instructions settings and operational information are shown on the display The easy to read dis play and menu system facilitates navigation between the different menus and options to set the comfort or obtain the information you re quire 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 OK button The OK button is used to confirm selections of sub menus options set values page in the start guide Back button The back button is used to oo back to the previous menu change a setting that has not been con firmed 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 instr
57. ed and within what temperatures start and stop temperature pool heating must occur When the pool temperature drops below the set start temperature and there is no hot water or heating require ment F1245 starts pool heating Untick activated to switch off the pool heating SE Caution The start temperature cannot be set to a value that is higher than the stop temperature Menu 4 2 op mode op mode Setting range auto manual add heat only Default value auto functions Setting range compressor addition heating cooling 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 F1245 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 permit ted or not you mark the function using the control knob and press the OK button Operating mode auto In this operating mode you cannot select which functions are to be permitted or not because it is handled automat ically by the heat pump Operating mode manual In this operating mode you can select what functions are permitted or not You cannot deselect compressor in manual m
58. enu 1 1 A one degree change in room temperature requires one increment for under floor 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 Ei activated system all mon tues we thur fri 21 30 0 20 5 sat sun 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 System Which climate system the schedule is for is se lected here This alternative 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 partic ular 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 temperat ure is set in C TIP Q 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 s
59. equired service can be performed and or replacement of any components carried out Draining the heating medium system in the heat pump If the heat pump requires servicing drain the heating medium side as follows 1 Close the shut off valves outside the heat pump for the heating medium side return and flow line 2 Connect a hose to the bleed valve QM1 and open the valve Some liquid will run out 3 must get into the system for the remaining liquid to run out Do this by slightly slackening off the connection at the shut off valve that joins the climate system and the heat pump at the connection XL2 When the heating medium side is empty the requisite service can be carried out Draining the entire climate system If the entire climate system requires draining do this as follows 1 Connect a hose to the bleed valve QM1 and open the valve Some liquid will run out 2 Air must get into the system for the remaining liquid to run out This is done by unscrewing the bleed screw on the highest radiator in the house When the climate system is empty the requisite service can be carried out Emptying the brine system In order to service the brine system it may be easier to drain the system first This can be done in different ways depending on what needs doing Draining the brine system in the cooling module If for example the brine pump requires replacing or the cooling module requires servicing
60. er time the av erage temperature is calculated If you select 0 the present outdoor temperature is used ae Caution stop additional heat cannot be set higher than stop heating Chapter 8 Control Menus Caution In systems where heating and cooling share the same pipes stop heating cannot be set higher than start cooling Menu 4 9 3 degree minute setting current value Setting range 3000 3000 start compressor Setting range 1000 30 Default value 60 start addition Setting range 2000 30 Default value 400 diff between additional steps Setting range 0 1000 Default value 100 Degree minutes are a measurement of the current heating requirement in the house and determine when the com pressor respectively additional heat will start stop Caution Higher value on start compressor gives more compressor starts which increases wear in the compressor Too low value can give uneven in door temperatures Menu 4 9 4 factory setting user All settings that are available to the user including ad vanced menus can be reset to default values here den Caution After default setting personal settings such as heat curves must be reset Menu 4 9 5 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
61. erature 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 Menu 1 2 ventilation accessory required Setting range normal and speed 1 4 Default value normal The ventilation in the accommodation can be temporarily increased or reduced here When you have selected a new speed a clock starts a count down When the time has counted down the ventilation speed 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 Q If longer time changes are required use the hol iday function or scheduling Chapter 8 Control Menus Menu 1 3 scheduling In the menu 855 indoor climate heating cool ing ventilation is scheduled for each weekday You can also schedule a longer period during a selected period vacation in menu 4 7 NIBE F1245 Menu 1 3 1 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 m
62. ermittent The heating medium pump starts 20 seconds before and stops at the same time as the com pressor continuous Continuous operation 5 Setting internal electrical addition 4 internal electrical addition max electric power fuse size max electric power Setting range 0 9 kw Default values 3 kW fuse size Setting range 1 200A Default values 16 A Set the max electric power of the internal electrical addi tion in F1245 and the fuse size for the installation 6 System settings gt system settings search installed acc climate system 2 climate system 3 climate system 4 level sensor ground water pump Make different system settings for the heat pump here e g which accessories are installed There are two ways of activating connected accessories You can either mark the alternative in the list or use the automatic function search installed acc search installed acc Mark search installed acc and press the OK button to automatically find connected accessories for F1245 CF Caution level sensor are not found automatically but must be ticked off by hand Chapter 6 29 30 7 Setting NIBE FLM 4 FLM continuous pump op time between defrosts months btwn filter alarms This part of the start guide is only displayed if the altern ative is selected in a previous menu and the accessory is installed time between defrosts Setting range 1 30h Default
63. eze in an open container The mixture should be pro tected against freezing down to about 15 C The brine is filled by connecting a filling pump 1 Check the brine system for leakage 2 Connect the filling pump and return line on the brine system s filler connector as illustrated 3 If alternative 1 level vessel is used close the valve under the level vessel CM2 4 Close the three way valve in the filler connector ac cessory Open the valves on the filler connector Start the filling pump Fill until liquid enters the return pipe 4 En P Vent the brine system with venting valve on F1245 9 Close the valves on the filler connector 10 Open the three way valve in the filler connector 11 If alternative 1 level vessel is used open the valve under the level vessel CM2 TIP Q If the brine pump GP2 must be run during venting it can be started via the start guide NIBE F1245 Start guide NOTE Alt 2 Alt 1 AN There must be water in the climate system be fore the switch is set to I Turn the heat pump s switch SF1 to I 2 Follow the instructions in the start guide in the heat pump display If the start guide does not start when you start the heat pump start it manually in menu 5 7 Closes Commissioning The first time the heat pump is started a start guide is started The start guide instructions state what needs to carried out at the first start together with a
64. g Max operating current heat pump including 6 kW immersion heater Aims 36 40 41 50 49 50 Recommended fuse rating Max operating current heat pump including 7 kW immersion heater Aims 40 40 46 50 53 63 Recommended fuse rating Output Brine pump W 30 87 30 87 35 185 Output Heating medium pump W 7 72 7 72 7 72 IP class IP 21 Refrigerant circuit Type of refrigerant R407C Volume kg 1 4 2 3 22 Cut out value pressostat HP bar 29 Difference pressostat HP bar 7 Cut out value pressostat LP bar 1 5 Difference pressostat LP bar 15 NIBETM F1245 Chapter 12 Technical data 73 74 Brine circuit Energy class Brine pump ow energy Max system pressure brine bar 3 Min flow l s 0 19 0 33 0 47 Nominal flow l s 0 23 0 42 0 65 Max external avail press at nom flow kPa 54 46 69 Max Min incoming Brine temp SE see diagram Min outgoing brine temp SE 10 Heating medium circuit Energy class circ pump ow energy Max system pressure heating medium bar 3 Min flow l s 0 08 0 13 0 19 Nominal flow l s 0 10 0 18 0 27 Max external avail press at nom flow kPa 52 48 43 Max Min heating medium temp K see diagram Noise output according to EN 12102 at 0 35 Lw A 43 43 43 Pipe connections Brine ext diam CU pipe mm 28 Heating medium ext diam CU pipes mm 22 28 Hot water connection external diam mm 22 Cold water connection external diam
65. g pool heating 12 21 J gt pool activated start temp stop temperature KE This part of the start guide is only displayed if the altern ative is selected in a previous menu and the accessory is installed start temp Setting range 15 0 70 0 6 Default value 22 0 C stop temperature Setting range 15 0 70 0 C Default value 24 0 C Select whether the pool control is to be activated and within what temperatures start and stop temperature pool heating must occur When the pool temperature drops below the set start temperature and there is no hot water or heating require ment F1245 starts pool heating Untick activated to switch off the pool heating Caution The start temperature cannot be set to a value that is higher than the stop temperature Chapter 6 13 Setting cooling function 4 cooling min temp cooling flow cooling flow temp at 20 C cooling flow temp at 30 C time betw switch heat cool close mix valves in cool mode This part of the start guide is only displayed if the altern ative is selected in a previous menu In addition it requires either the accessory to be installed or that F1245 has an integrated function for cooling min temp cooling flow Setting range 5 50 C Default value 10 cooling flow temp at 20 C Setting range 5 50 C Default value 20 cooling flow temp at 30 C Setting range 5 50 C Default value 15 time betw switch
66. g the con trol knob to horizontal position axe Caution Check the miniature circuit breaker temperature limiter and motor protection breaker They may have tripped during transportation Cable lock Use a suitable tool to release lock cables in the heat pump terminal blocks IUL 2 H p E Lesch SS S SSS E Al d m 5 9 H 2 l 5 D NIBETM F1245 Accessibility electrical connection The plastic cap of the electrical boxes is opened using a screwdriver NOTE AN The cover for the input card is opened without a tool Removing the cover input circuit board 1 Push the piece of plastic down 2 Angle out the cover and remove it Removing the cover immersion heater circuit board T 1 Insert the screwdriver A and pry the piece of plastic carefully downwards B 2 Angle out the cover and remove it NIBE F1245 Removing the cover base board Ee Caution To remove the cover for the base board the cover for the input circuit
67. he hot water temperature to lux mode for a selectable time ER 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 time to the right displays the remaining time at the selected setting When the time has run out F1245 returns to the mode set in menu 2 2 Select off to switch off Menu 2 2 comfort mode Setting range economy normal luxury Default value normal 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 economical This mode can 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 may be partially used to heat hot water which may increase op erating costs Chapter 8 Control Menus 51 Menu 2 3 scheduling what hot water mode the heat pump is to work with can be scheduled here for up to two different time peri ods per day Scheduling is activated deactivated by ticking unticking ac tivated Set times are not affected at deactivation If two settings conflict with each othe
68. he ones you selected first will disappear The icons are displayed in the order you selected them Menu 4 4 time amp date Set time and date and display mode here Menu 4 6 language Choose the language that you want the information to be displayed in here Menu 4 7 holiday setting To reduce energy consumption during a holiday you can schedule a reduction in heating and hot water temperat ure Cooling ventilation and pool can also be scheduled if the functions are connected If a room sensor is installed and activated the desired room temperature C is set during the time period This setting applies to all climate systems with room sensors 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 requires 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 Ges W Complete holiday setting about a day before your return so that room temperature and hot water have time to regain usual levels TIP ki a Q 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 periodic increases prevent ing ba
69. he start time it means that the period extends past midnight Scheduling always starts on the date that the start time is set for Caution A significant change over a longer period of time may cause poor indoor environment and worse operating economy Menu 1 9 advanced Menu has orange text and is intended for the advanced user This menu has several sub menus Setting the heating curve slope Setting the heat curve slope when the outer contact is connected The menu is only dis played when the function is selected in menu 5 4 Setting minimum permitted flow line temperature Settings regarding the room sensor Settings for cooling Fan return time settings in the event of temporary ventilation speed change Setting own heat curve jla Setting the offset of the heating curve at a specific outdoor temperature NIBE F1245 Menu 1 9 1 heating curve system 0 heating curve Setting range 0 5 Default value 9 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 temperature 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 curve and read off how the flow l
70. heater can increase hot water temper ature 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 Menu 2 9 2 hot water recirc accessory re quired operating time Setting range 1 60 min Default value 3 min downtime Setting range 0 60 min Default value 12 min Set the hot water circulation for up to three periods per day here During the set periods the hot water circulation pump will run according to the settings above operating time decide how long the hot water circula tion pump must run per operating instance downtime decide how long the hot water circulation pump must be stationary between operating instances NIBE F1245 Menu 3 INFO B INFO 3 1 service info Overview 3 2 compressor info 3 3 add heat info 3 4 alarm log Sub menus For the menu there are several sub menus No settings can be made in these menus it is just display of information Status information for the relevant menu can be found on the display to the right of the menus shows temperature levels and settings in the heat pump CESI shows operating times number of starts etc for the compressor displays information about the addition s operating times etc displays the latest alarm and information about the heat pump when the a
71. ine temperature changes at different outdoor temperatures here Curve coefficient Supply temperature Re 70 Steeper curve slope 60 50 40 30 10 0 10 20 30 40 C Outdoor temperature The slope of the heating curve indicates how many de grees the supply temperature is to be increased reduced when the outdoor temperature drops increases A steeper slope means a higher supply temperature at a certain 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 Cee 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 temperature Curve offset Supply temperature C 70 Offset heating curve 10 0 10 20 30 40 C Outdoor temperature An offset of the heating curve means that the supply temperature changes as much for all the outdoor temper atures e g that a curve offset of 2 steps increases the supply temperature by 5 C at all outdoor temperatures Flow line temperature maximum and minimum values Supply temperature C 70 60 Maximum value 50 40 30 Minimum value 10 0 10 20 30 40 C O
72. ing diagrams Communication and sensor cables to external connec tions must not be laid close to high current cables The minimum area of communication and sensor cables to external connections must be 0 5 mm up to 50 m for example EKKX or LiYY or equivalent NOTE A The switch SF1 must not be moved to I or ZX until the boiler has been filled with water Otherwise the temperature limiter thermostat compressor and the immersion heater can be damaged NOTE AN Electrical installation and service must be carried out under the supervision of a qualified electri cian Electrical installation and wiring must be carried out in accordance with the stipulations in force Miniature circuit breaker The heat pump and a large proportion of its internal components are internally fused by a miniature circuit breaker 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 Resetting The temperature limiter FD1 is accessible behind the front cover Reset the temperature limiter by pressing the button FD1 SF2 using a small screwdriver Chapter 5 Electrical connections Motor cut out Motor protection breaker FB1 cuts the power to the compressor if the current is too high Resetting The motor protection breaker FB1 is accessible behind the front cover The breaker is reset by twistin
73. ing valve step delay This part of the start guide is only displayed if the altern ative is selected in a previous menu and the accessory is installed minimum running time Setting range 0 48 h Default value 12 h min temp Setting range 5 90 C Default value 55 C mixing valve amplifier Setting range 0 1 10 0 Default value 1 0 mixing valve step delay Setting range 10 300 5 Default values 30 5 Set the minimum run time and the minimum temperature for external addition with shunt here External addition with shunt is then for example wood oil gas pellet boiler For the shunt you can set shunt amplification and shunt waiting time See the accessory installation instructions for function description 11 Setting extra climate system 4 extra climate system mixing valve amplification 2 mixing valve step delay 2 mixing valve amplification 3 mixing valve step delay 3 mixing valve amplification 4 This part of the start guide is only displayed if the altern ative is selected in a previous menu and the accessory is installed mixing valve amplifier Setting range 0 1 10 0 Default value 1 0 mixing valve step delay Setting range 10 300 s Default values 30 s Set the shunt amplification and shunt waiting time for the different extra climate systems that are installed See the accessory installation instructions for function description Chapter 6 31 32 12 Settin
74. irmware 7 1 Heatpump info Minor changes fle2nibe file4 nibe ile3 nibe Select choose another file if you do not want to use the suggested software When you scroll through the files information about the marked software is shown in a fact box just as before When you have selected a file with the OK button you will return to the previous page menu 7 1 where you can choose to start the up date Menu 7 2 logging logging 72 activated interval Setting range 1 5 60 min Default setting range 5 5 Set whether the present measurement values from F1245 are to be saved in a log on the USB memory Read the present measurement values 1 Mark read log settings and press the OK button 2 The present values from F1245 are saved in a file on the USB memory Log for longer periods 1 Set the desired interval between loggings 2 Tick activated 3 Mark read log settings and press the OK button A The present values from F1245 are saved in a file in the USB memory at the set interval until activated is unticked Chapter 9 Menu 7 3 manage settings 532 6 manage settings save settings recover settings Here you can manage save as or retrieve from all the menu settings user and service menus in F1245 with a USB memory Via save settings you save the menu settings to the USB memory in order to restore them later A NOTE When you save the
75. isation Accessory needed Sub menus For the menu ZARU there are several sub menus Status information for the relevant menu can be found on the display to the right of the menus Settings applying to any installed extra functions in the heating system Activation of manual or automatic operating mode The status information shows the selected operat ing mode Settings regarding which icons in the heat pump s user interface that are to appear in the slot when the door is closed Setting current time and date Select the language for the display here The status information shows the selected language MALEVE Vacation scheduling heating cooling and ventilation Status information 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 Menu 4 1 plus functions Settings for any additional functions installed in the heating system can be made in the sub menus Chapter 8 Control Menus 4 9 2 auto mode setting 4 9 3 degree minute setting 4 9 4 factory setting user 4 9 4 schedule blocking Menu 4 1 1 pool accessory required start temp Setting range 15 0 70 0 C Default value 22 0 C stop temperature Setting range 15 0 70 0 C Default value 24 0 C Select whether the pool control is to be activat
76. l for the heat pump output the radiator system can be supplemented with a buffer vessel for example NIBE UKV Chapter 4 Pipe connections Ventilation recovery The installation can be supplemented with the exhaust air module NIBE FLM to provide ventilation recovery Pipes and other cold surfaces must be insulated with diffusion proof material to prevent condensation The brine system must be supplied with a pressure expansion vessel CM3 If there is a level vessel CM2 this should be replaced Extract air 160 FLM Free cooling The installation can be supplemented with fan convectors for example in order to allow connections for free cooling PK 4 Pipes and other cold surfaces must be insulated with diffusion proof material to prevent condensation Where the cooling demand is high fan convectors with drip trays and drain connection are needed The brine system must be supplied with a pressure expansion vessel CM3 If there is a level vessel CM2 this should be replaced Fan convectors CO NIBETM F1245 Under floor heating systems The external circulation pump is dimensioned for the under floor heating system s demand Two or more climate systems when more than one climate system with a lower tem perature is to be heated up the following connection can be used The shunt valve lower
77. larm occurred Menu 3 1 service info Information about the heat pump s actual operating status e g current temperatures etc can be obtained here No changes can be made The information is on several pages Turn the control knob to scroll between the pages Symbols in this menu SR A Compressor ei Cooling Addition Pool Brine pump blue Heating medium ba Ventilation pump orange Hot water 1 Menu 3 2 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 Menu 3 3 add heat info Information about the additional heat settings operating status and statistics can be obtained here No changes can be made NIBETM F1245 The information is on several pages Turn the control knob to scroll between the pages Menu 3 4 alarm log To facilitate fault finding the heat pump operating status at alarm alerts is stored here You can see information for the 10 most recent alarms To view the run status in the event of an alarm mark the alarm and press the OK button Chapter 8 Control Menus 53 Menu 4 HEAT PUMP 4 HEAT PUMP 4 1 plus functions gt Overview 4 1 1 pool 4 2 op mode 4 3 my icons 4 4 time amp date 4 6 language 4 7 holiday setting 4 9 advanced 4 9 1 op priorit
78. ll in the checklist on page 3 and in the user manual Chapter 6 35 36 21 Complete the start guide 4 You have come to the last page of the start guide Do you wish the start guide to start the next time the heat pump is restarted Here you select whether to start the start guide the next time the heat pump is restarted Caution If you choose yes this means that the next time the heat pump is started e g after a power cut it will not produce heat or hot water Chapter 6 Post adjustment and venting Pump capacity diagrams collector side To set the correct flow in the brine system the correct speed must be set for the brine pump The flow must have a temperature difference between brine out BT11 and brine in BT10 of 2 5 C when the system is balanced suitably 5 minutes after compressor start Check these temperatures in menu 3 1 service info and adjust the brine pump GP2 speed until the temperature difference is achieved A high difference in dicates a low brine flow and a low difference indicates a high brine flow Check that the correct program Proportional pressure is set on the brine pump GP2 Only the LED for Propor tional pressure should light around the program selector If it must be reset press the program selector repeatedly until the correct LED lights see illustration Set the speed of the brine pump by pressing the In crease or Reduce button Hold the
79. ms If this is not possible avoid placing it against a wall behind a bedroom or other room where noise may be a problem Wherever the unit is located walls to sound sensitive rooms should be fitted with sound insulation Route pipes so they are not fixed to an internal wall that backs on to a bedroom or living room Chapter 2 Delivery and handling Installation area Leave a space of 800 mm in front of the heat pump Approx 50 mm free space is required in order to open the side hatches The hatches do not need to be opened during service all service on F1245 can be carried out from the front 110 257 60 50 xx A 800 y Depending on routing of supply cables and pipes A normal installation needs 300 400 mm any side for connec tion of equipment i e level vessel valves and electrical equipment Chapter 2 Delivery and handling Supplied components Current sensor Indoor sensor OSO LOCH Safety valve O rings 3 bar Zen Particle filter Conex connectors 5 10 kw 2 x 28 x G25 2 x 22 x G20 12 kW 4 x 628 x G25 Location The enclosed kit is located on the packaging for the heat pump NIBE F1245 Removing the covers Front cover 5n rs 1 Remove the screws from the lower edge of the front cover 2 Lift the cover out at the bottom edge and up Side covers
80. must be set for the heating medium pump in the different operating conditions The flow must have suitable temperature differential for the operating conditions between the flow temperature BT2 and the return line temperature BT3 when house heating occurs at floating condensation Check these temperatures in menu 3 1 service info and adjust the heating medium pump GP1 speed until the temperature difference is achieved A high difference indicates a low heating medium flow and a low difference indicates a high heating medium flow Set the speed of the heating medium pump in menu 5 1 11 see page 60 Read off what speed the heating medium pump should be from the diagrams below Available pressure p Electrical output F1245 5 kw Available pressure kPa Electrical output W 70 60 50 Si 10090 20 809 0 P100 10 40 60 40 8 Flow 0 005 0 1 0 15 0 2 0 25 0 3 0 35 Vs Chapter 6 Commissioning anc jjusting 37 F1245 6 kW Available pressure kPa Electrical output W 70 60 50 40 80 30 100 Se ER 60 10 0 Flow 0 0 05 0 1 0 15 02 0 25 03 O35 04 Is F1245 8 and 12 kW Available pressure kPa Electrical output W 80 P100 Flow 0 0 1 0 2 0 3 0 4 0 5 0 6 Is F1245 10 kW Available pressure kPa Electrical output W
81. n XL7 Connection brine out Chapter 4 Pipe connections 13 14 Dimensions and pipe connec tions 1775 25 50 560 600 525 470 390 210 n30 50 5 25 620 H 4 X yi Pipe dimensions Connection 5 10 kW 12 kw 6 6 097 Brine in out ext mm 28 XL1 XL2 Heating medium mm 22 28 flow return ext XL3 XL4 Cold hot water mm 22 Can be angled for side connection Chapter 4 Pipe connections Brine side Collector Rock heat recom mended active drilling depth m Type Surface soil heat recommended col lector length m 5 kw 200 300 70 90 6 kw 250 400 90 110 8 kW 325 2x250 120 140 10 kW 400 2x300 140 170 12 kW 2x250 2x350 160 190 Applies to PEM hose 40x2 4 PN 6 3 These are rough example values At installation the correct calculations must be made according to local conditions Caution The length of the collector hose varies depend ing on the rock soil conditions climate zone and on the climate system radiators or underfloor heating Max length per coil for the collector should not exceed 400 m In those cases where it is necessary to have several collect ors these should be connected in parallel with the pos si
82. n one climate system the setting can be made separately for each system Menu 1 9 3 min flow line temp climate system Setting range 15 50 C Default value 15 C Set the minimum temperature on the supply temperature to the climate system This means that F1245 never cal culates 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 i 7 Q The value can be increased if you have for ex ample a cellar that you always want to heat even in summer Menu 1 9 4 room sensor settings factor system Setting range 0 2 3 0 Default value 2 0 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 heat curve offset If several climate systems are installed the above settings can be made for the relevant systems NIBE F1245 Menu 1 9 5 cooling settings accessory re quired min temp cooling flow Setting range 5 50 C Default value 10 cooling flow temp at 20 C Setting range 5 50 C Default value 20 cooling flow temp at 30 C Setting range 5 50 C Default value 15 time betw switch heaticool Setting range 0 48 h Default value 2 heat at room under tem
83. ndoor temper ature in 12455 display the sensor must be installed Connect the room sensor to X6 3 and X6 4 on the input circuit board AA3 If the sensor is to be used to change the room temperat ure in C and or to change stabilise the room temperat ure the sensor must be activated in menu 1 9 4 If the room sensor is used in a room with under floor heating it should only have an indicatory function not control of the room temperature nn nn RTS40 F1245 ASMA SR II TMM SASS TS A WOMNDUAWN e God 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 21 Settings 5 0 ag AA1 SF2 AA1 X3 i m Electrical addition maximum output On delivery the immersion heater is connected for a maximum of 9 kW at 3x400V and 3x230V or 7 kW at 1x230V The immersion heater output is divided into four steps according to the table below Setting of electrical steps Setting maximum output in the electrical addition is done in menu 5 2 The tables display the total phase current for the immer sion heater
84. o set the heating curve can be found on page 47 Setting automatic heating controls with diagram The diagrams are based on the dimensioned outdoor temperature in the area and the dimensioned supply temperature of the climate system When these two val Chapter 6 19 Setting operating mode op mode auto J manual Orca only op mode Setting range auto manual add heat only Default value auto functions Setting range compressor addition heating cooling 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 permit ted or not you mark the function using the control knob and press the OK button Operating mode auto In this operating mode you cannot select which functions are to be permitted or not because it is handled automat ically by the heat pump Operating mode manual In this operating mode you can select what functions are permitted or not You cannot deselect compressor in manual mode Operating mode add heat only ae Caution If you choose mode 800
85. ode Operating mode add heat only Caution If you choose mode 800 heat only the com pressor is deselected and there is a higher oper ating cost In this operating mode the compressor is not active and only additional heat is used You can also choose to de activate heating or cooling only if accessory for cooling is available or if the heat pump has an integrated cooling function Functions compressor is that which produces heating and hot water for the accommodation You cannot deselect compressor in manual mode If compressor is deselected a symbol in the main menu on the heat pump symbol is displayed addition is what helps the compressor to heat the accommodation and or the hot water when it cannot manage the whole requirement alone heating means that you get heat in the accommoda tion You can deselect the function when you do not wish to have heating running cooling means that you get cooling in the accommod ation in hot weather You can deselect the function when you do not wish to have the cooling running This altern ative requires an accessory for cooling or if the heat pump has a built in function for cooling Caution If you deselect addition it may mean that sufficient cooling in the accommodation is not achieved NIBE F1245 Menu 4 3 my icons You can select what icon should be visible when the door to F1245 is closed You can select up to 3 icons If you select more t
86. of mechanical exhaust air with an energy collector in rock FLM Bracket pack FLM Part no 067 011 Part no 037 399 Auxiliary relay HR 10 Part no 089 423 Level monitor NV 10 Part no 089 315 Pool heating POOL 40 POOL 40 is an accessory that enables pool heating with WEE Part no 067 062 Filling valve kit KB R25 G32 Filling valve kit for filling brine in the collector hose for rock heat pumps Includes dirt filter and insulation KB R25 max 12 kw KB G32 max 30 kW Part no 089 368 Part no 089 368 Accessory card AXC 40 An accessory card is required if the ground water pump cooling mode indication or hot water circulation pump is connected to F1245 at the same time that the buzzer alarm is activated see page 71 Kit for accessories card is included in most accessories that require it Only applies if accessories for cooling are present or if the heat pump has the integrated cooling function Only applies to enamelled or stainless steel vessels Part no 067 060 Chapter 11 Accessories 71 12 Technical data Dimensions and setting out coordinates pan ado l O aen CS N O SE EN Es pe N CH LO 5 N ti 3 rot 2 al t 560 600 525 470 390 210 130 50 Ir 25 620
87. ogging manage settings When a USB memory is connected a new menu menu 7 appears in the display Menu 7 1 update firmware update firmware 7 no program file found start updating choose another file This allows you to update the software in F1245 NOTE For the following functions to work the USB memory must contain files with software for F1245 from NIBE The fact box at the top of the display shows information always in English of the most probable update that the update software has selected form the USB memory This information states which product the software is in tended for the software version and general information about them If you wish to select another file than the one selected the correct file can be selected by choose another file start updating Select start updating if you want to start the update You are asked whether you really want to update the software Respond yes to continue or no to undo If you responded yes to the previous question the up date starts and you can follow the progress of the update on the display When the update is complete F1245 re Starts NOTE A software update does not reset the menu settings in F1245 NOTE If the update is interrupted before it is complete for example power cut etc the software can be reset to the previous version if the OK button is held in during start up Chapter 9 choose another file update f
88. or activation of fan speed 24 Contact for activation of external adjustment 24 Contact for activation of temporary lux 24 Controlling ground water pump 25 Cooling mode indication 25 Hot water circulation 25 Indication of buzzer alarms 25 NV 10 pressure level flow monitor brine 24 F Filling and venting 26 Filling and venting the brine system 26 Filling and venting the climate system 26 Filling the hot water heater 26 Symbol key 27 Filling and venting the brine system 26 Filling and venting the climate system 26 Filling the hot water heater 26 H Heating medium side 15 Connecting the climate system 15 Helping the circulation pump to start 64 Help menu 42 Hot water circulation 25 Hot water heater 15 Connecting the hot water heater 15 Chapter 13 Item register 77 78 I mportant information 2 Safety information 2 ndication of buzzer alarms 25 nspection of the installation 3 nstallation area 6 M anage alarm 69 enu 1 INDOOR CLIMATE 43 enu 2 HOT WATER 51 enu 3 INFO 53 enu 4 HEAT PUMP 54 enu 5 SERVICE 58 enu system 40 Help menu 42 Operation 41 Scroll through the windows 42 Selecting menu 41 Selecting options 41 Setting a value 42 Miniature circuit breaker 18 Motor cut out 18 Resetting 18 N NV 10 pressure level flow monitor brine 24 0 OK button 9 Operation 41 Optional connections 23 Outdoor sensor 21 P Pipe connections 1
89. p Setting range 0 5 10 0 C Default value 1 0 cool at room over temp Setting range 0 5 10 0 C Default value 1 0 You can use F1245 to cool the house during hot periods Menu 1 9 6 fan return time accessory re quired speed 1 4 Setting range 1 99 h Default value 4 h 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 ventilation speed returns to normal Menu 1 9 7 own curve supply temperature Setting range 15 70 C You can create your own heating curve here if there are special requirements by setting the desired supply tem peratures for different outdoor temperatures Chapter 8 Control Menus 49 50 Caution Curve 0 in menu 1 9 1 must be selected for this curve to apply Menu 1 9 8 point offset outdoor temp point Setting range 40 30 C Default value 0 6 change in curve Setting range 10 10 C Default value 0 C Select a change in the heating curve at a certain outdoor temperature here A one degree change in room temper ature requires one increment for underfloor 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 TIP e S Q If it is cold in the house
90. p to the heat curve and out to the left to read off the value for the supply temperat ure 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 left and read off the corresponding flow temperature 5 Press the OK or Back button to exit read off mode Chapter 8 Control Menus 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 incre ment If it is cold outdoors and the room temperature is too high lower the curve slope by one incre ment If it is warm outdoors and the room temperature is too low increase the curve offset by one incre ment If it is warm outdoors and the room temperature is too high lower the curve offset by one incre ment NIBE F1245 Menu 1 9 2 external adjustment climate system Setting range 10 to 10 or desired room temperature if the room sensor is installed Default value 0 Connecting an external contact for example a room thermostat or a timer allows you to temporarily or period ically 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 CC is set If there is more tha
91. quire accessories ECS 40 See the accessory s installer handbook for installation instructions Contact for activation of fan speed CER Caution The external contact function functions only if the accessory FLM is installed and activated An external contact function can be connected to F1245 for activation of one of the four fan speeds The contact must be potential free and resprung and connected into the selected input menu 5 4 on terminal block X6 on the input card AA3 When the contact is closed for at east one second the selected fan speed is activated The return to normal speed occurs according to the time set in menu 1 9 6 NV 10 pressure level flow monitor brine f the level sensor accessory NV10 is desired for the brine installation it can be connected on the selected input menu 5 4 on terminal block X6 on input card AA3 Pressure and flow sensors can also be connected to the input For function the input must be connected during normal operation Indication of buzzer alarm I Control of ground water pump I Cooling mode indication I Hot water circulation It is possible to have an external indication of the buzzer alarm control of ground water pump cooling mode in dication only if the accessory for cooling is present or if the heat pump has an integrated function for cooling or control of the circulation pump for hot water circula tion through relay function via a potential free variable rela
92. r 8 Control Menus 59 If automatic reset is selected the alarm resets when the temperature has increased by 1 C below the set value max brine in Set the temperature at which the heat pump is to activate the alarm for high temperature in incoming brine Select alarm activated to activate the alarm Menu 5 1 8 operating mode brine pump op mode Setting range intermittent continuous 10 days con tinuous Default value intermittent Set the operating mode of the brine pump here intermittent The brine pump starts 20 seconds before and stops at the same time as the compressor continuous Continuous operation 10 days continuous Continuous operation for 10 days Then the pump shifts to intermittent operation TIP N 7 Q You can use 10 days continuous at start up to obtain continuous circulation during a start up time in order to make it easier to bleed the system Menu 5 1 10 op mod heat med pump op mode Setting range auto intermittent continuous Default value auto Set the operating mode of the heating medium pump here auto The heating medium pump runs according to the current operating mode for F1245 intermittent The heating medium pump starts 20 seconds before and stops at the same time as the com pressor continuous Continuous operation Menu 5 1 11 pump speed heating medium economy Setting range 0 100 Default values 50 Chapter 8 Control
93. r a red exclamation mark is displayed Activated Schedule bi activated all 0100 0015 normal 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 partic ular 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 mode that is to apply during scheduling here TIP Q 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 Chapter 8 Control Menus Menu 2 9 advanced Menu has orange text and is intended for the advanced user This menu has several sub menus Menu 2 9 1 periodic increases period Setting range 1 90 days Default value 14 days start time Setting range 00 00 23 00 Default value 02 00 To prevent bacterial growth in the heater the compressor and the immersion
94. range 10 300 s Default values 30 s NIBE F1245 Set the shunt amplification and shunt waiting time for the different extra climate systems that are installed See the accessory installation instructions for function description Menu 5 4 soft in outputs Here you can select which in output on the input circuit board AA3 the external contact function page 23 is to be connected to Selectable inputs on terminal block AUX1 5 AA3 X6 9 18 and output AA3 X7 on the input circuit board Menu 5 5 factory setting service All settings can be reset including settings available to the user to default values here NOTE When resetting the start guide is displayed the next time the heat pump is restarted Menu 5 6 forced control You can force control the different components in the heat pump here Menu 5 7 start guide When the heat pump is started for the first time the start guide starts automatically Start it manually here For more information about the different parts of the start guide see page 27 Menu 5 8 quick start It is possible to start the compressor from here CT Caution There must be a heating demand to start the compressor SER Caution Do not quick start the compressor too many times in succession over a short period of time as this may damage the compressor and its an cillary equipment Menu 5 10 change log Read off any previous changes to the control system here The
95. rm other equipment Details of the antifreeze used must be shown on the level vessel Install the supplied safety valve under the level vessel as illustrated The entire length of the overflow water pipe from the safety valves must be inclined to prevent water pockets and must also be frost proof Install shut off valves as close to the heat pump as possible Fit the supplied particle filter on the incoming pipe In the case of connection to an open groundwater system an intermediate frost protected circuit must be provided because of the risk of dirt and freezing in the evaporator This requires an extra heat exchanger Alt 1 Alt 2 LA lt h lt I LH Collector ae el El NIBETM F1245 Hot water heater Connecting the hot water heater The hot water heater in the heat pump must be sup plied with necessary set of valves The mixing valve must be installed if the setting is changed so that the temperature can exceed 60 C The setting is made in menu 5 1 1 page 59 The safety valve must have a maximum 10 0 bar opening pressure and be installed on the incoming domestic water line as illustrated The entire length of the overflow water pipe from the safety valves must be inclined to prevent water pockets and must also be frost proof Heating medium side Connecting the climate system A climate system is a system that regulates indoor comfort with the help of the control system
96. run through Collector of the heat pump s basic settings The start guide ensures that the start up is carried out correctly and cannot be bypassed The start guide can be started later in menu 5 7 Operation in the start guide fv VM iW R Arrows to scroll through window in start guide 1 Turn the control knob until the arrow in the top left 1 Connection heating medium flow corner at the page number has been deer XL2 Connection heating medium return 2 Press the OK button to access the next step in the XL3 Connection cold water start guide XL4 Connection hot water See page 39 for a more in depth introduction to the heat XL6 Connection brine in pump s control system at SES brine out The start guide will be described under the following points step by step Symbol key Symbol Meaning X Shut off valve Ye Safety valve Level vessel ZA Expansion vessel Pressure gauge Particle filter NIBETM F1245 Chapter 6 Commissioning and adjusting 27 28 1 Selection of language If the start guide is left on this page it closes 60 min Choose the language that you want the information to be displayed in here Change language as follows 1 Turn the control knob until the language you require is marked Press the OK button 3 Turn the control knob until the arrow in the top left corner at the page number has been marked 4
97. s only dis played if accessory for cooling are present or if the heat pump has the integrated cooling function Setting the fan speed The status information shows the selected setting This menu is only displayed if the exhaust air module is connected accessory Scheduling heating cooling 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 active displays if any part of the schedule is active otherwise it displays off Setting of heat curve adjusting with external contact minimum value of supply temperature room sensor and cooling function NIBE F1245 1 9 2 external adjustment 1 9 3 min flow line temp 1 9 4 room sensor settings 1 9 5 cooling settings 1 9 6 fan return time 1 9 7 own curve 1 9 8 point offset Menu 1 1 temperature If the house has several climate systems this is indicated on the display by a thermometer for each system If the heat pump has an accessory for cooling or integ rated cooling function this is shown in the display with an extra tab Set the temperature with room sensors installed and activated Setting range 5 30 C Default value 22 The value in the display appears as a temperature in C if the heating system is controlled by a room
98. s the temperature to for example the under floor heating system The ECS 40 accessory is required for this connection NIBETM F1245 Ground water system An intermediate heat exchanger is used to protect the heat pump s exchanger from dirt The water is released into a buried filtration unit or a drilled well See page 25 for more information about connecting a ground water pump Pool 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 Chapter 4 Pipe connections 17 18 5 Electrical connections General All electrical equipment except the outdoor sensors room sensors and the current sensors are ready connected at the factory Disconnect the heat pump before insulation testing the house wiring F1245 is not connectable between 1 phase and 3 phase neither is it connectable between 3x230V and 3x400V If the building is equipped with an earth fault breaker F1245 should be equipped with a separate one If a miniature circuit breaker is used this should have at least motor characteristic C See page 73 for fuse size For wiring diagrams for the heat pump see separate installation handbook for wir
99. ternal switches Circulation pump s GP and or GP2 stopped See section Helping the circulation pump to start on page 64 Air in the climate system Vent the climate system see page 26 Closed valves QM20 QM32 to the climate system Open the valves High room temperature Too high set value on the automatic heating control 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 activ ated m Check any external switches Low system pressure Not enough water in the climate system Top up the water in the climate system see page 26 Low or a lack of ventilation This part of the fault tracing chapter only applies if the NIBE FLM accessory is installed Filter HQ10 blocked Clean or replace filter Exhaust air device blocked or throttled down too much Check and clean the exhaust air devices Fan speed in reduced mode m Enter menu 1 2 and select normal External switch for changing the fan speed activated m Check any external switches High or distracting ventilation This part of the fault tracing chapter only applies if the NIBE FLM accessory is installed The ventilation is not adjusted Order implement ventilation adjustment Chapter 10 Disturbances in
100. to confirm the value o4 you have set To undo and return to the original value press the Back button Scroll through the windows A menu can consist of several windows Turn the control knob to scroll between the windows si Current menu Number of window windows in the Scroll through the windows in the start guide Arrows to scroll through window in start guide 1 Turn the control knob until the arrow in the top left corner at the page number has been marked 2 Press the OK button to access the next step in the start guide Chapter 7 Help menu pam In Many menus there is a symbol that indicates that d extra help is available 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 8 Control Menus Menu 1 INDOOR CLIMATE 1 INDOOR CLIMATE 1 1 temperature Overview 1 2 ventilation 1 3 scheduling 1 3 1 heating 1 9 advanced 1 3 2 cooling 1 3 3 ventilation 1 9 1 heating curve Accessory needed Sub menus For the menu NDO Weis there are several sub menus Status information for the relevant menu can be found on the display to the right of the menus Setting the temperature for the climate system The status information shows the set values for the climate system Tab for cooling system i
101. top 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 SES 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 Menu 1 3 2 cooling accessory required Here you can schedule when cooling is permitted in the accommodation for up to two different time periods per day If two settings conflict with each other a red exclamation mark is displayed at the end of the line Activated Schedule activated all mon tues we thur fri sat sun 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 partic ular 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 Whether or not cooling is permitted during scheduling is set here Chapter 8 Control Menus 45 46 TIP Q If you wish to set similar scheduling for every d
102. uctions for example help text and service info NIBE F1245 Switch SF1 The switch assumes three positions On 1 Standby O Emergency mode A see page 22 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 il luminated and the status lamp illuminates yellow Chapter 7 Control Introduction 39 40 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 Indoor temperature if a room sensor is Outdoor temperature connected INDOOR CLIMATE HOT WATER Hot water temp Information about operation SERVICE HEAT PUMP Temporary lux if Estimated amount of activated hot water Menu 1 INDOOR CLIMATE Setting and scheduling the indoor climate See page 43 Menu 2 HOT WATER Setting and scheduling hot water production See page 1 Menu 3 INFO Display of temperature and other operating information and access to the alarm log See page 53 Menu 4 HEAT PUMP Setting time date language display operating mode etc See page 54 Menu 5 SERVICE Advanced settings These settings are not available to the end user The menu is visible by pressing the Back button for 7 seconds See page 58 Chapter 7 INDOOR CLIMATE HOT WATER Co 54 HEAT PUMP M
103. utdoor temperature Because the flow line temperature cannot be higher than the set maximum value or lower than the set minimum value the heating curve flattens out at these temperat ures Caution Underfloor heating systems are normally Set between 35 and 45 ae Check the max temperature for your floor with your floor supplier Chapter 8 47 48 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 0 is an own heating curve created in menu 1 9 7 To select another heat curve slope NOTE A 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 0 to 15 the greater the number the steeper the slope and the greater the supply temper ature Heating curve 0 means that menu 1 9 7 is used 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 u
104. y max 2 A on the input circuit board AA3 terminal block X7 If the buzzer alarm ground water pump cooling mode indication or hot water circulation is connected to ter minal block X7 it must be selected in menu 5 4 see page 61 The buzzer alarm is connected and activated at the fact ory NOTE AN An accessory card is required if the ground water pump cooling mode indication or hot water circulation pump is connected to F1245 at the same time that the buzzer alarm is activated see page 71 Only applies to enamelled or stainless steel vessels Of In rm Wb 6 NO NC hod 1 2 3 The picture shows the relay in the alarm position When switch SF1 is in the or A position the relay is in the alarm position NIBE F1245 Connecting accessories Instructions for connecting accessories are in the installa tion instructions provided See page 71 for the list of the accessories that can be used with F1245 Chapter 5 Electrical connections 25 26 6 Commissioning and adjusting Preparations 1 Check that the switch SF1 is in position r 2 Check that the temperature limiter FD1 has not tripped 3 Check for water in the hot water heater and climate system Er Caution Check the temperature limiter motor protection and miniature circuit breaker

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