Nibe VVM 310 Service Manual
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Nibe VVM 310 Service Manual

Indoor module
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Service manual
NIBE™ VVM 310
Indoor module
SEM GB 1451-1
M11741

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Summary of Contents for Nibe VVM 310

  • Page 1 Service manual NIBE™ VVM 310 Indoor module SEM GB 1451-1 M11741...

  • Page 3: Table Of Contents

    Circuit board and electronics 3 System description 8 Technical data Principle of operation Dimensions and setting-out coordinates System diagram Technical specifications 4 Current circuit Hot water capacity Load monitor Index 5 Component description Components NIBE™ VVM 310 Table of Contents |...

  • Page 4: Important Information

    ■ Wiring diagram. ■ Supplementary technical information. ■ The document applies to VVM 310 with software ver- sions up to and including v4272R5. The heat pump software version can be found in the info menu (menu 3.1). Safety information This manual describes installation and service proced- ures for implementation by specialists.
  • Page 5 The serial number can be found at the bottom right of the front cover and in the info menu (menu 3.1). Serial number Caution Always give the product's serial number (14 digits) when reporting a fault. NIBE™ VVM 310 Chapter 1 | Important information...
  • Page 6 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...

  • Page 7: Indoor Module's Design

    2 Indoor module's design VVM 310 QN10 QN11 W130 QM20 BT63 AA4-XJ3 VVM 310 AA4-XJ4 AA3-X4 BF1* BT30 AA1-X3 AA1-SF1 BT54 AA1-X7 QN35 GP12 XL30 XL18 XL19 NIBE™ VVM 310 Chapter 2 | Indoor module's design...

  • Page 8: Pipe Connections

    XL19 Connection, docking out high temp Ø22 mm Cable gland XL30 Connection, expansion vessel Cable gland W130 Network cable for NIBE Uplink HVAC components Designations in component locations according to standard IEC 81346-1 and 81346-2. Circulation pump GP12 Charge pump...

  • Page 9: System Description Principle Of Operation

    Shuttle valve, climate system/water heater, re- turn line Sensors Temperature sensors, heating medium flow Temperature sensors, heating medium return Temperature sensor, hot water, control Temperature sensor, hot water, display BT54 Temperature sensor, solar coil NIBE™ VVM 310 Chapter 3 | System description...

  • Page 10: System Diagram

    EB 101 F2025/F2026/F2030/F2040 QN 11 Shunt valve EM 1 Oil, gas, or electric boiler QN 19 Three way valve, pool EP 5 Exchanger, pool RM X Non-return valve EP 8 Solar panel Chapter 3 | System description NIBE™ VVM 310...

  • Page 11: Current Circuit Load Monitor

    4 Current circuit Load monitor NOTE VVM 310 must be filled with water before the Currents sensors are connected on AA3-X4:1-4. phase sequence is detected. Function: For the heat pump to disconnect the electrical output If any of the internal phases exceed the set value and ■...

  • Page 12: Component Description

    Actuator motor: 7 VA, 230/24 VAC, 50 Hz, IP 40. Running time approx 8 sec. (QN10, QN35) Max. operating pressure: 1.0 MPa Operating temperature: 5 - 80 °C (90 °C briefly) Ø28 Ø28 Chapter 5 | Component description NIBE™ VVM 310...
  • Page 13 Component Description Heating medium E6PWM7-15/130G NIBE pump (GP1) 140,2 ± 3 112,2 ± 2 Charge pump (GP12) ISO 228/1-G1 NIBE™ VVM 310 Chapter 5 | Component description...

  • Page 14: Sensors

    6.514 1.916 5.306 1.752 4.348 1.587 3.583 1.426 2.968 1.278 2.467 1.136 2.068 1.007 1.739 0.891 1.469 0.785 1.246 0.691 1.061 0.607 0.908 0.533 0.779 0.469 0.672 0.414 0.380 0.250 0.180 0.120 Chapter 5 | Component description NIBE™ VVM 310...

  • Page 15: Electronics

    Outputs Output Function Lights yellow Emergency mode activated PWM1 Control signal HM pump (GP1) Lights red Alarm tripped PWM2 Control signal charge pump (GP12) Reversing valve (QN10). Charge pump (GP12). Circ-pump (GP1). NIBE™ VVM 310 Chapter 5 | Component description...
  • Page 16 Extra relay circuit board (AA7) Indication K1 - K3: Or- A steady light means that the relevant ange relay is engaged. Output Function Shunt valve close (QN11) Shunt valve open (QN11) Reversing valve (QN35) Chapter 5 | Component description NIBE™ VVM 310...

  • Page 17: Troubleshooting

    See fault-tracing schedule page EP23- BT2 (EP23-BT3) (supply temperature sensor, extra climate system 3) Sensor fault Sensor BT64 not connected, Shuts off cooling, Closes shunt See fault-tracing schedule page EQ1–BT64 defective. (QN18) for cooling. NIBE™ VVM 310 Chapter 6 | Troubleshooting...
  • Page 18 See relevant manual. Supply/return See relevant manual. Compressor blocked. See relevant manual. line. Sensor fault. See relevant manual. Compressor blocked. See relevant manual. Defrosting fault. See relevant manual. Compressor blocked. See relevant manual. Chapter 6 | Troubleshooting NIBE™ VVM 310...
  • Page 19 This alarm is Inverter fault, conv Compressor blocked. See relevant manual. generated by the heat pump This alarm is Sensor fault MHI exchange, Compressor blocked. See relevant manual. generated by (E37) the heat pump NIBE™ VVM 310 Chapter 6 | Troubleshooting...
  • Page 20 Sensor fault detected on the Compressor blocked. See relevant manual. EB101-BT12 slave Off Com-interface MHI- EMMY Sensor fault on Sensor fault detected on the Compressor blocked. See relevant manual. EB101-BT15 slave Off Com-interface MHI- EMMY Chapter 6 | Troubleshooting NIBE™ VVM 310...
  • Page 21 See alarm 71. Com. error heating Temporary communication fault. system2 See alarm 73. Com. error heating Temporary communication fault. system3 See alarm 74. Com. error heating Temporary communication fault. system4 See alarm 76. NIBE™ VVM 310 Chapter 6 | Troubleshooting...
  • Page 22 Temporary communication fault. See alarm 100. Inverter alarm Inverter indicates alarm See alarm log menu 3.4 for error code . Inverter errors Inverter indicates error See alarm log menu 3.4 for error code . Chapter 6 | Troubleshooting NIBE™ VVM 310...
  • Page 23 Slave EB101: Delta Delta BT3-BT12 Change from Uncertain sensor accuracy BT2-BT3>|2K| during greater than auto to manual calibration. Resets to |2K| after calibra- pump speed manual circulation tion pump speed NIBE™ VVM 310 Chapter 6 | Troubleshooting...
  • Page 24 Status AUX-in al blocked input The compressor is ex- The compressor None Status AUX-in ternally blocked is externally blocked Starts Display has re- The dis- The display/product has restarted started play/product has restarted Chapter 6 | Troubleshooting NIBE™ VVM 310...

  • Page 25: Troubleshooting Guide

    (AA3)?JSH (See "Data for temperature sensor" section.) Is the output voltage from the card Check wiring and switches. correct? (See "Data for temperature sensor" section.) Defective input circuit board (AA3). Replace. NIBE™ VVM 310 Chapter 6 | Troubleshooting...
  • Page 26 Check wiring and switches. (AA2)? (See the "Wiring diagram" section.) Is the output voltage from the card Check wiring and switches. correct? (See "Data for temperature sensor" section.) Defective base card (AA2). Replace. Chapter 6 | Troubleshooting NIBE™ VVM 310...
  • Page 27 Check wiring and switches. (AA5)? (See "Temperature sensor" section.) Is the output voltage from the card Check wiring and switches. correct? (See "Data for temperature sensor" section.) Defective accessory card (AA5). Replace. NIBE™ VVM 310 Chapter 6 | Troubleshooting...
  • Page 28 Is the wiring connector (W105) correctly connected on input circuit Action. board (AA3-X2) and on the display card (AA4-X8)? Replace the input circuit board (AA3). Has the fault been corrected? Replace the display card (AA4). Chapter 6 | Troubleshooting NIBE™ VVM 310...
  • Page 29 (AA3-X2) and on the display card (AA4-X8)? Replace the base card (AA2). Has the fault been corrected? Replace the input circuit board (AA3). Has the fault been corrected? Replace the display card (AA4). NIBE™ VVM 310 Chapter 6 | Troubleshooting...

  • Page 30: Function Check, Components

    EB1/2.67 kW EP8-AA5-K1 Circulation pumps GP4-GP15 AA1-K6 EB1/1.33 kW EP8-AA5-K2 Solar panel cooling AA1-K7 EB1/2.67 kW EP8-AA5-K3 Circulation pump GP14 / cooling to pool. AA1-K8 EB1/1.33 kW EP8-AA5-K4 Not used AA1-K9 EB1/2.67 kW Chapter 6 | Troubleshooting NIBE™ VVM 310...
  • Page 31 Charge pump (GP12) Pump speed PVM2, X2:3-4 LED PWM2 on GP12 Card AA2 100 % approx 0 V DC Not lit 50 % approx 5 V DC Half lit approx 10 V DC NIBE™ VVM 310 Chapter 6 | Troubleshooting...

  • Page 32: Component Replacement

    5. Pull the hatch forwards. Accessibility, electrical connection The plastic cap of the electrical boxes is opened using a screwdriver. NOTE The cover for the input card is opened without a tool. Chapter 7 | Component replacement NIBE™ VVM 310...
  • Page 33 2. Angle out the cover and remove it. Removing the cover, immersion heater circuit board VVM 310 1. Insert the screwdriver (A) and pry the catch carefully downwards (B). 2. Angle out the cover and remove it. NIBE™ VVM 310 Chapter 7 | Component replacement...
  • Page 34 1. Insert the screwdriver (A) and pry the catch carefully downwards (B). 2. Angle out the cover and remove it. Cable lock Use a suitable tool to release/lock cables in the indoor module terminal blocks. Chapter 7 | Component replacement NIBE™ VVM 310...

  • Page 35: Main Components

    1 Set the switch (SF2) to "stand by" mode and wait approx. 30 secs 2 Cut the power supply to VVM 310 and EB 101. 3 Close the shut-off valves to the heating system and EB 4 Drain the water by open-...
  • Page 36 EB1. 7 Remove the white and brown cables from terminal blocks AA1-X3 as well as the blue cables from AA1-X7. Pull out the bulbs from im- mersion heater EB1 AA1-X3 AA3-X7 Chapter 7 | Component replacement NIBE™ VVM 310...
  • Page 37 9 Disconnect the immersion heater EB1 at the marked couplings. 10 Remove the box for the immersion heater circuit Vent connection board (AA1). 11 Remove the immersion heater EB1. Compression ring coupling NIBE™ VVM 310 Chapter 7 | Component replacement...
  • Page 38 1 Set the switch (SF2) to "stand by" mode and wait approx. 30 secs 2 Cut the power supply to VVM 310 and EB 101. 3 Drain the water by open- ing the drain valve (QM1) and allow air in via the vent (QM20) until VVM310 is empty.
  • Page 39 4 Remove the switch on the actuator. 5 Remove the actuator by Button Contact pressing in the button and turning anticlockwise. 6 Disconnect the connec- tions. NIBE™ VVM 310 Chapter 7 | Component replacement...
  • Page 40 1 Set the switch (SF2) to "stand by" mode and wait approx. 30 secs 2 Cut the power supply to VVM 310 and EB 101. 3 Drain the water by open- ing the drain valve (QM1) and allow air in via the vent (QM20) until VVM 310 is empty.
  • Page 41 4 Disconnect cables. Cables Cables 5 Disconnect the connec- tions on the circulation pump GP1. Connections NIBE™ VVM 310 Chapter 7 | Component replacement...
  • Page 42 6 Disconnect the connec- tions on the circulation pump GP12. Connections Chapter 7 | Component replacement NIBE™ VVM 310...
  • Page 43 1 Set the switch (SF2) to "stand by" mode and wait approx. 30 secs 2 Cut the power supply to VVM 310 and EB 101. 3 Drain the water by open- ing the drain valve (QM1) and allow air in via the vent (QM20) until VVM310 is empty.
  • Page 44 4 Remove the switch on the actuator. 5 Remove the pin and re- move the actuator. Contact Contact Chapter 7 | Component replacement NIBE™ VVM 310...
  • Page 45 6 Disconnect the connec- tions. NIBE™ VVM 310 Chapter 7 | Component replacement...

  • Page 46: Circuit Board And Electronics

    During all the work on circuit boards and electronics ensure that the components are not damaged by electro static discharge (ESD). Immersion heater card (AA1) 1 Remove the plastic cover over (AA1). See instructions in IHB. 2 Remove the screw and connect cables. Screw Chapter 7 | Component replacement NIBE™ VVM 310...
  • Page 47 IHB. 3 Remove the screw and connect cables. Screw Input circuit board (AA3) 1 Remove the plastic cover over (AA3). See instructions in IHB. 2 Remove the screw and connect cables. Screw NIBE™ VVM 310 Chapter 7 | Component replacement...
  • Page 48 2 Press the catch on the up- per rear side of the display Catch unit. 3 Slide the display unit up until it releases from the mounting. Network cable Electrical switch Chapter 7 | Component replacement NIBE™ VVM 310...

  • Page 49: Technical Data

    8 Technical data Dimensions and setting-out coordinates NIBE™ VVM 310 Chapter 8 | Technical data...

  • Page 50: Technical Specifications

    IP 21 3x400V 3x400V Maxim heat pump output NIBE F2025 with program version 55 or later Maxim heat pump output NIBE F2026 with program version 55 or later Maximum heat pump output NIBE F2030 Maximum heat pump output NIBE F2040...

  • Page 51: Hot Water Capacity

    069 430 RSK No. 622 40 85 Hot water capacity Tap flow Varmvattenkapacitet VVM310 (litres/minute) Tappflöde (l/m) Economy Ekonomi Normal Normal Economy Ekonomi Normal Normal Volym varmvatten (liter) Volume hot water (litres) NIBE™ VVM 310 Chapter 8 | Technical data...

  • Page 52: Index

    Function check, components, 28 The heat pump design, 5 Troubleshooting, 15 Hot water capacity, 49 Alarm list, 15 Function check, components, 28 Troubleshooting guide, 23 Important information, 2 Troubleshooting guide, 23 Document information, 2 Chapter 9 | Item register NIBE™ VVM 310...
  • Page 56 NIBE AB Sweden Hannabadsvägen 5 Box 14 SE-285 21 Markaryd info@nibe.se www.nibe.eu...

Table of Contents