Supplementary technical information. ■ Marking Safety information The CE marking means that NIBE ensures that the This manual describes installation and service proced- product meets all regulations that are placed on it ures for implementation by specialists. based on relevant EU directives. The CE mark is obligat- ory for most products sold in the EU, regardless where they are made.
Serial number F2040-16 The serial number for F2040 can be found on the side of the foot. F2040-8 Serial number F2040-12 Serial number Caution Always give the product's serial number when reporting a fault. Serial number Chapter 1 | Important information...
NIBE Energy Systems France Sarl, Zone industrielle RD 28, Rue du Pou du Ciel, 01600 Reyrieux Tel : 04 74 00 92 92 Fax : 04 74 00 42 00 E-mail: info@nibe.fr www.nibe.fr NIBE Energy Systems Ltd, 3C Broom Business Park, Bridge Way, Chesterfield S41 9QG Tel: 0845 095 1200 Fax: 0845 095 1201 E-mail: info@nibe.co.uk www.nibe.co.uk...
List of components F2040-8, -12, -16 Serial number Cable gland, incoming supply Pipe connections Cable grommet, communication QM35 Service valve, liquid side Cable grommet, heating cable (EB14) QM36 Service valve, gas side Cable, incoming supply Connection, heating medium out ofF2040, G1"...
Temperature sensor, fluid pipe Tho-R2 Temperature sensor, heat exchanger, in GQ10 (CM) Compressor BT17 (Tho-S) Temperature sensor, suc- Condenser tion gas GQ1 (FM01) QM35 Service valve, liquid side QM36 Service valve, gas side Chapter 3 | System description NIBE™ F2040...
Stopping the compressor at high temp. BT12 Flow pipe On supply line at the con- Stopping the compressor at high temp. denser. BT15 Fluid pipe On the liquid line after the View. condenser. NIBE™ F2040 Chapter 3 | System description...
System diagram System principle Docking Example of docking F 2040 to VVM 310/VVM 500. F2040 can also be connected to SMO20, SMO40 and VVM320. Hot water Cold water Exp. vessel Climate system -EB15 -EB101 Several system principles available at www.nibe.se/docking.
16 kW MA68 0.9 l Cut-out value high hot gas Automatic reset temp. alarm High hotgas 115 °C 85 °C Outlet Suction side Top valve Rotor (motor) Stator (motor) Crankshaft Cylinder Rotor Accumulator NIBE™ F2040 Chapter 4 | Component description...
4-way valve 4-way valve Coil and pilot valve for 4 way valve From discharge Piston Coil Slide To suction gas Valve housing From discharge Slide Guide From evaporator To condenser To suction gas Chapter 4 | Component description NIBE™ F2040...
2. This opens the gas pressure to chamber A and releases the pressure in chamber B. 3. The slide moves to the right which changes how the refrigerant moves. In this case it runs directly from suction gas to condenser. NIBE™ F2040 Chapter 4 | Component description...
LED 2 (red) LED 1 (green) Lit = Normal condition, supply ok. LED 2 (red) Flashes = Alarm indication PWB1 8kW (underside) LED 3 Dipswitch LED 3 (green) Only flashes during software pro- gramming. Chapter 4 | Component description NIBE™ F2040...
Page 23
PWB1 12/16 kW Current sensor Dipswitch LED 2 (red) LED 1 (green) LED 1 (green) Lit = Normal condition, supply ok. LED 2 (red) Flashes = Alarm indication NIBE™ F2040 Chapter 4 | Component description...
Inverter (PWB2) Controls the voltage to the compressor. PWB2 8kW To compressor Power transistor PWB2 12/16 kW Power transistor To compressor Chapter 4 | Component description NIBE™ F2040...
Communication board (AA23) COM2 COM1 STATUS POWER Status Status Flashes=OK Power Lit=12V OK COM1 Flashes=All OK to indoor unit COM2 Flashes=All OK to outdoor unit Chapter 4 | Component description NIBE™ F2040...
Ampere Output Fuse external heating cable (F3) 250 mA max 45 W Sensors Data for return line temperature sensor (BT3), condensor supply (BT12) and fluid Data for temperature sensor in F2040 pipe (BT15) Tho-D Temperature Resistance Voltage (VDC) (°C) (kOhm) (kΩ)
High pressure sensor BT3 (T Temperature sensor, condenser return ”EMMY standard sensor” return line BT12 (T Temperature sensor, condenser supply ”EMMY standard sensor” supply line BT15 (T Temperature sensor, fluid pipe ”EMMY standard sensor” liquid NIBE™ F2040 Chapter 4 | Component description...
F2040 is not operational NOTE F2040 communicates all alarms to the indoor module. Work behind covers secured by screws may Ensure that the F2040 is connected to the power ■ only be carried out by, or under the supervision source.
- Open-circuit or short-circuit on sensor water in F2040 (BT3). input. - Sensor does not work (see "Disturbances in comfort" section) - Defective control board AA23 in F2040. Sensor fault Sensor fault. Sensor for outgoing water in - Open-circuit or short-circuit on sensor BT12 F2040 (BT12).
Page 32
May be due to door unit the display OU Com. error Communication between the control - Any isolator switches for F2040 off board and the communication board is - Incorrect cable routing interrupted. There must be 22 volt direct current at the connector CNW2 on the control board (PWB1).
Page 33
- Sensor does not work (see "Disturbances in comfort" section) - Defective control board in F2040 Sensor fault Tho- Sensor fault, hot gas in F2040 (Tho-D). - Open-circuit or short-circuit on sensor input - Sensor does not work (see "Disturbances in comfort"...
Page 34
Alarm no. in- Alarm text on Description May be due to door unit the display Starts Display has restarted. Temporary dip in power supply. Chapter 5 | Troubleshooting NIBE™ F2040...
3 - Sensor fault BT3, 12 - Sensor fault BT12, 15 - Sensor fault BT15 Is the actual sensor correctly Action. connected? Are the characteristics for the sensor OK? (See Defective sensor - replace. "Temperature sensor" section) Replace the communication board (AA23). NIBE™ F2040 Chapter 5 | Troubleshooting...
162 - High condenser out Are the characteristics of the KF Replace the sensor. sensor ( BT12 ) OK? Check the flow over heat exchanger EP2 and settings for heating and hot water. Chapter 5 | Troubleshooting NIBE™ F2040...
Is there DC 230 V on connector the heat exchanger correctly Check fuse (4A) and cable. connected? On the control board ( P WB1 ) - Is the filter blocked? between red and white cable. Defective control board - replace. NIBE™ F2040 Chapter 5 | Troubleshooting...
Is the pressure 0 MPa in the Replace the control board. indoor module? Replace the low pressure transmitter. Chapter 5 | Troubleshooting NIBE™ F2040...
Page 39
Defective low pressure transmitter pressure transmitter and sensor or sensor for suction gas for suction gas temperature OK? temperature - replace. Is the low pressure normal during Top up refrigerant. operation? Defective control board - replace. NIBE™ F2040 Chapter 5 | Troubleshooting...
LED is included. If the LED on the circuit board is not lit this voltage may be missing. Measure at points 1-4 in turn to establish ■ where the voltage disappears. Chapter 5 | Troubleshooting NIBE™ F2040...
Check the power supply. Cut and reset the voltage supply. Replace the fan motor. (If the fault persists, replace the control Has the fault been corrected? board.) Temporary surge on incoming supply may have caused the alarm. NIBE™ F2040 Chapter 5 | Troubleshooting...
Defective control board - replace. displayed temperature in the event of an alarm? - Is the filter blocked? - Is the air circulation obstructed? - Is the installation space sufficient? - Is the heat exchanger dirty? Chapter 5 | Troubleshooting NIBE™ F2040...
Are the high pressure checks Check the rotational speed of the normal? compressor. Does the temperature (external gauge) correspond with the Defective control board - replace. displayed temperature in the event of an alarm? Too much refrigerant. Action. NIBE™ F2040 Chapter 5 | Troubleshooting...
- Does the compressor sound different than usual? Does the fault disappear if the Replace the inverter board. current is switched off and on several times? Temporary surge on incoming supply may have caused the alarm. Chapter 5 | Troubleshooting NIBE™ F2040...
Page 45
Replace the fan Is the connection between the Connect signal cable securely inverter board and the control board ok? Replace the control board. Replace the inverter board. Has the fault been corrected? NIBE™ F2040 Chapter 5 | Troubleshooting...
Defective cable between control (CNI3 or 1) has been removed? board and inverter board. Is the voltage DC 15 V at the fan Replace the fan motor. motor's contact? Replace the control board. Chapter 5 | Troubleshooting NIBE™ F2040...
Page 47
Measuring between CNI3:2-3 on the control board: F2040-12/16 F2040-8 Remove the surface treatment on the soldered points to be measured. 2: 15V (+) 3: GND (-) NIBE™ F2040 Chapter 5 | Troubleshooting...
Are the sensors BT15 and BT3 Action. correctly connected? Are the sensor characteristics for Replace defective sensors. BT15 and BT3 correct? Is the low pressure normal during Top up refrigerant. operation? PWB1-circuit board defective. Replace the circuit board Chapter 5 | Troubleshooting NIBE™ F2040...
Try to start several times, Is the voltage supply and winding resistance of the did the compressor start? from the inverter ok?? compressor ok? Replace the inverter Replace the compressor. Replace the compressor. board (PWB2 ). NIBE™ F2040 Chapter 5 | Troubleshooting...
Does the fault remain when the power supply unit is reset? Is IC2 damaged? Does the compressor function? Is the current betweenT26 and T27 for 380 - 390 V DC ? Replace the inverter board. Chapter 5 | Troubleshooting NIBE™ F2040...
277 - S. fault Tho-R Is the heat exchanger's temperature sensor (Tho-R1, R2) Action. correctly connected? Are the characteristics of the heat exchanger's temperature sensor Defective sensor - replace. (Tho-R1, R2) OK? Replace the control board. NIBE™ F2040 Chapter 5 | Troubleshooting...
278 - Sensor fault Tho-A Is the outdoor sensor (Tho-A) Action. correctly connected? Are the characteristics of the Defective sensor - replace. outdoor sensor (Tho-A) OK? Replace the control board. Chapter 5 | Troubleshooting NIBE™ F2040...
279 - S. fault Tho-D Is the hot gas sensor (Tho-D) Action. correctly connected? Are the characteristics of the hot Defective sensor - replace. gas sensor (Tho-D) OK? Replace the control board. NIBE™ F2040 Chapter 5 | Troubleshooting...
280 - S. fault Tho-S Is the sensor for the suction gas temperature (Tho-S) correctly Action. connected? Are the characteristics for the Replace the sensor. suction gas sensor OK? Replace the control board. Chapter 5 | Troubleshooting NIBE™ F2040...
Does the pressure (external Check the amount of refrigerant. meter) correspond with the value Check the refrigerant circuit. displayed in the indoor module? Replace the low pressure transmitter. Has the fault been corrected? Replace the control board. NIBE™ F2040 Chapter 5 | Troubleshooting...
294 - NIBE F2040 + VVM 310/320/500 - Incompatible outdoor unit Are the indoor unit and Action. outdoor unit compatible? Check the DIP switches according to the instructions below. Replace the circuit board. Red in ON mode Blue in OFF mode...
Page 57
Action F2040-12/16 Cut the power to the machine. ■ Open the outdoor unit, remove the cover and panel in front of the circuit board. ■ Locate DIP switch SW4 on the control board (PWB1), which is at the front to the right (see image).
Main components Compressor (CM) Compressor (CM) NOTE Before the com- pressor is removed, F2040 must be drained of refriger- ant. 1 Remove the top panel and screws front hatch. 2 Slacken off 6 screws for the side panel. 3 Remove the side panel.
Page 61
Compressor (CM) 5 Remove the compressor insulation 6 Remove cable ties and dis- connect the connectors in the image (PWB1). CNA1 CNFAN1 CNFAN2 F2040-16 kW NIBE™ F2040 Chapter 6 | Component replacement...
Page 62
Tho-D 8 Disconnect the contacts as illustrated (PWB1). 9 Unscrew the ground cable. 10 Disconnect the blue- CNEEV2 white connector on the ter- minal board. CNEEV1 Screw Strap CNTH CNTP CNPS (Earth) Contact Chapter 6 | Component replacement NIBE™ F2040...
Page 64
12 Remove the four screws at the front edge of the electrical connection mod- ule. 13 Remove the two screws at the rear edge of the elec- trical connection module Screw Screw Screw PWB1 Chapter 6 | Component replacement NIBE™ F2040...
Page 65
Compressor (CM) 14 Lift the electrical connec- tion module and place it to one side (see image). 15 The compressor is now released and can be re- moved. NIBE™ F2040 Chapter 6 | Component replacement...
2 Remove the front panel. F2040-8 3. Disconnect the fan cable's electrical connector CNFAN1. F2040-16 has two fans, dis- connect the switch for the one to be replaced. The up- per fan has the designation CNFAN1 and the lower has the designation CNFAN2.
Page 67
F2040-8 4 Remove the fan grille by removing the four screws (On the F2040-8 the whole Screw front panel must be re- moved). 5 Remove the nut and then the fan propeller from the shaft. Screw Screw F2040-12/16 Screw Nuts NIBE™...
Page 68
7. Slacken off/remove the four screws holding the fan motor in place and remove Panel clamps it forwards. 8. Assembly takes place in the reverse order. Screw Screw Chapter 6 | Component replacement NIBE™ F2040...
Communication board (AA23) 1 Remove the top cover. 2 Remove the front panel. 3. Disconnect the cables. 4. Remove the six pins and remove the circuit board. 5. Assembly takes place in the reverse order. NIBE™ F2040 Chapter 6 | Component replacement...
Control board (PWB1) 8 kW 1 Remove the top cover. 2 Remove the front panel. F2040 8 kW (upper side) 3. Remove the screws in the corners of the board. Screw Screw F2040 8 kW (underside) Chapter 6 | Component replacement...
Page 71
7. The circuit board can be further removed and more cables disconnected. 8. Continue until all cables are disconnected. 9. Assembly takes place in the reverse order. 10. Check that the all cables are installed. NIBE™ F2040 Chapter 6 | Component replacement...
Control board (PWB1) 12/16 kW 1 Remove the top cover. 2 Remove the front panel. F2040 12/16 kW 3. Disconnect the cables. 4. Count and note the num- ber of disconnected cables. 5. Remove the six pins and remove the card.
Inverter board (PWB2 (F2040-8)) 1 Remove the top cover. 2 Remove the front and side panels. 3 Remove the control board (PWB1). 4. Disconnect the cables on PWB 2. 5. Remove the five screws, remove the board. screw 6. Assembly takes place in the reverse order.
Inverter board (PWB2 (F2040-12/16)) 1 Remove the top cover. 2 Remove the front and side panels. 3. Slacken off 5 screws on the electrical connection module. 4. Angle PWB1 out slightly to access the Inverter board Screw PWB2. 5. Disconnect the cables on PWB 2.
Page 75
7. Assembly takes place in the reverse order. NOTE New heat transfer paste must be ap- plied to the contact surfaces of the cooling flange. NIBE™ F2040 Chapter 6 | Component replacement...
2 Slacken off six screws for front panel. 8 kW 3. Disconnect the cables. 4. Remove the 6 pins and re- move the circuit board. 12/16 kW 5. Assembly takes place in the reverse order. Chapter 6 | Component replacement NIBE™ F2040...
Dimensions and setting-out coordinates F2040-8 F2040 Adjustable 40-50 1035 Ø40* * Accessory KVR 10-xx F2040 is required. F2040-12 Adjustable 40-50 1075 1145 Ø40* * Accessory KVR 10-xx F2040 is required. Fritt utrymme bakom Chapter 7 | Technical data NIBE™ F2040...
Page 85
F2040-16 Adjustable 40-50 1075 1145 Ø40* Ø40* * Accessory KVR 10-xx F2040 is required. Free space behind Fritt utrymme bakom 600 mm Minimum free Free space in Minimum free Min. distance when using Min. avstånd space front space several F2040 vid användning...
-20/43 Defrosting system reverse cycle Heating medium Min/Max system pressure heating medium 0.05/0.25 (0.5/2.5bar) Min volume, climate system, heating/cooling Min volume, climate system, under floor cooling Max flow, climate system 0.38 0.57 0.79 Chapter 7 | Technical data NIBE™ F2040...
Page 87
If the impedance in the mains connection point is higher than that stated check with the power supplier before purchasing the equipment. Specified output is limited with lower fusing. NIBE™ F2040 Chapter 7 | Technical data...
Vattentemperatur Working range, compressor operation - heating (°C) F2040-8, -12. -16 Vattentemperatur Water temperature (°C) °C Framledning Supply temperature Return temp Returledning Framledning Returledning Utomhustemperatur (°C) Outdoor air temperature °C Utomhustemperatur (°C) During shorter time it is allowed to have lower working temperatures on the water side, e.g. during start up.
Output and COP at different temperatures F2040-8 Max avgiven e ekt F2040-8 Max specified output F2040-8 12,00 10,00 8,00 6,00 4,00 2,00 0,00 T out Outdoor temperature COP F2040-8 COP F2040-8 5,00 4,00 3,00 2,00 1,00 0,00 T out Outdoor temperature NIBE™...
Page 90
F2040-12 Max avgiven e ekt F2040-12 Max specified output F2040-12 16,00 14,00 12,00 10,00 8,00 6,00 4,00 2,00 0,00 T out Outdoor temperature COP F2040-12 COP F2040-12 6,00 5,00 4,00 3,00 2,00 1,00 0,00 T out Outdoor temperature Chapter 7 | Technical data NIBE™...
Page 91
F2040-16 Max avgiven e ekt F2040-16 Max specified output F2040-16 25,00 20,00 15,00 10,00 5,00 0,00 T out Outdoor temperature COP F2040-16 COP F2040-16 6,00 5,00 4,00 3,00 2,00 1,00 0,00 T out Outdoor temperature NIBE™ F2040 Chapter 7 |...
Page 92
Output with lower fuse rating than recommended F2040-12/16 Specified output F2040-12 Avgiven e ekt F2040-12 vid avsäkring 16A fusing 16A 16,00 14,00 12,00 10,00 8,00 6,00 4,00 2,00 0,00 Outdoor temperature T ute Specified output F2040-12 Avgiven e ekt F2040-12 vid avsäkring 20A...
F2040 is usually placed next to a house wall, which gives a directed sound distribution that should be F2040 adjusts the fan speed depending on the ambient considered.
Need help?
Do you have a question about the F2040 and is the answer not in the manual?
Questions and answers