Worcester Greenstore Instruction Manual
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Worcester Greenstore Instruction Manual

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WORCESTER GREENSTORE
6kW, 7kW & 9kW System
HEAT PUMP
GB/IE
GB/IE
INSTRUCTION MANUAL
INSTALLATION, COMMISSIONING
& SERVICING

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Summary of Contents for Worcester Greenstore

  • Page 1 WORCESTER GREENSTORE 6kW, 7kW & 9kW System HEAT PUMP GB/IE GB/IE INSTRUCTION MANUAL INSTALLATION, COMMISSIONING & SERVICING...

  • Page 2: Building Regulations

    BUILDING REGULATIONS PRODUCT CONTENTS LIST Greenstore Heat Pump. Literature pack. Components included in delivery:...

  • Page 3: Table Of Contents

    Table of Contents FOR THE USER Important information ..................5 This is how your heat pump works ..............6 Technology in and around the heat pump ........................6 - 7 Component parts of the heat pump ..............8 Control unit Rego 637 ..................9 The control unit’s two methods to control the heat pump ..................10 Control panel ....................
  • Page 4 Connecting the heat pump to the heating system ............39 Connecting to the heating system without a bypass: ....................39 Connect the Greenstore heat pump to the heating system ..................41 Individual temperature control in each room, increasing volume of internal water and bypass ..42 Increasing volume of internal water without bypass ..................43...

  • Page 5: For The User

    For the user Important information Note...

  • Page 6: This Is How Your Heat Pump Works

    This is how your heat pump works The heat pump collects stored Solar energy Technology in and around the heat pump Note 1. Evaporator 2. Condenser 3. Expansion valve 4. Compressor...
  • Page 7 Heat transfer fluid pump 0ºC +100ºC 0ºC Underfloor heating -3ºC Soil -10ºC Radiator Circulation pump Heat pump Rock Fan-assisted radiator...

  • Page 8: Component Parts Of The Heat Pump

    Three-way valve Electrical connections Filter Control panel Electric heater Distribution box Reset button Control unit Condenser Evaporator Circulation pump Heat transfer fluid pump Flexible hoses Expansion valve Sight glass Compressor...

  • Page 9: Control Unit Rego 637

    Control unit Rego 637 Electric heater gives more output Domestic hot water (DHW) is given priority over central heating water...

  • Page 10: The Control Unit’S Two Methods To Control The Heat Pump

    The control unit’s two methods to control the heat pump A: Control with outdoor sensor B: Control with outdoor sensor supplemented with room sensor Note Note...

  • Page 11: Control Panel

    Control panel Controls and status indicators Power switch (ON/OFF) Operating status Electric heater status Hot water status Rego 637 040622 16:08:15 Ma Heat. Info Menu Alarm status Heat Heat. Reg 637 040622 16:08:15 Tu Heat Info Menu Info Info Menu Menu...

  • Page 12: Menu Dial

    Menu dial Reg 637 040622 16:08:15 Tu Heat Info Menu How to use the control panel Reg 637 040622 16:08:15 Tu Heat Info Menu Example Heat. +/- Return Adjust Basic functions (Customer level 1) Reg 637 040622 16:08:15 Tu Heat Info Menu...

  • Page 13: Menu Outline For Basic Functions (Customer Level 1)

    Menu outline for Basic functions (Customer level 1) Reg 637 Note 040622 16:08:15 Tu Heat Info Menu Main menu Main menu Main menu Indoor temperature Adjusting the hot Monitor all settings water settings temperatures Heat. +/- STANDBY no rad heat required No need Temperature settings Hot water setting...

  • Page 14: Set The Heating

    STANDBY No rad heat required No need for hot water mode HOT WATER MODE Heat pump only Supp. Heat. 53.0° Present Heat. 42.0° HEATING MODE HP and add. heat Supp. Heat. 45.0° Present Heat. 44.0° Heat rad required Heat pump starts in 320 seconds Set the heating Heat curve...
  • Page 15 Change the curve slope Curve slope: Dashed line: In cold weather (below +5ºC): Heat. +/- Note Return Adjust Heat. +/- Return Save...
  • Page 16 Fine-tune the heat curve In warm weather (above +5ºC): Heat. Fine-tune menu -10° 10° Return Adjust...

  • Page 17: Set The Required Room Temperature

    Setting the required room temperature Note Room temperature 10° 20,0 30° Return Adjust Set the heat pump for extra hot water Add. hot water Return Adjust Note Add. hot water Return Save...

  • Page 18: Heating And Hot Water Settings

    Heating and hot water settings Reg 637 040622 16:08:15 Tu Heat Info Menu Main menu Indoor temperature settings Return Select Note Main menu Adjusting the hot water settings Return Select Read the temperatures on the heat pump Main menu Monitor all temperatures Return Select...
  • Page 19 All menus relating to temperature sensors Note Temperature readings Return radiator GT1 Off 41.3° now 40.3° Return Temperature readings Out GT2 14.0° Return Temperature readings Hot water GT3 Set 51.0° now 50.0° Return Temperature readings Shunt, flow GT4 Set 40.3° now 43.0° Return Temperature readings Room GT5...

  • Page 20: Extra Functions (Customer Level 2)

    Extra functions (Customer level 2) Basic functions (Customer level 1) Reg 637 040622 16:08:15 Tu Heat Info Menu Menu outline for Extra functions (Customer level 2) Reg 637 040622 16:08:15 Tu Heat Info Menu Main menu Main menu Menu principal Main menu Main menu Adjusting the hot...

  • Page 21: Temperature Settings

    Temperature settings Main menu Indoor temperature settings Return Select Temperature settings Fine-tune the heat curve Heat curve fine-tuning Return Select Temperature settings Setting of room sensor infl 1.11 Room sensor influence Return Select Temperature settings Setting of holiday function 1.12 Holiday mode Return Select...

  • Page 22: Set Extra Heat Curve With Mixing Valve

    Set extra heat curve with mixing valve Increase or decrease the mixing valve Note Mix. valve incr/decr Return Adjust Fine-tune the mixing valve Note Fine tune mix. valve -10° -0/0° 10° Return Adjust...

  • Page 23: Hot Water Settings

    Hot water settings Hot water peak Hot water range for hot water peak Return Select Timer control Main menu Indoor temperature settings Return Select Main menu Timer control accord. to clock Return Select Setting of the heat pump according to clock Note Example: Clock setting...

  • Page 24: Reading Operating Times On The Heat Pump And Additional Heat

    Timer control HP 22:00-06:00 Return <- -> Timer control HP 22:00-06:00 Return <- Save Timer control HP Setting level heat pump +/- 4.1.1 Return Select Note Setting of the hot water according to clock Clock setting Clock setting DHW accord. to clock 4.3 Return Select Reading operating times on the heat pump...

  • Page 25: Set The Time And Date

    Op. time readings on HP Main menu and add. heat Op. time readings HP and add. heat Return Select The number of hours the heat pump has been in Op. time readings Add. heat in operat. operation number of hours? 7.1 Return Select The heat pump’s hot water mode and heating...

  • Page 26: Alarms Given By The Heat Pump

    Alarms given by the heat pump Main menu Indoor temperature settings Return Select Main menu Alarm logging of all alarms Return Select Return to the heat pump’s factory settings Main menu Indoor temperature settings Return Select Main menu Return to factory settings Return Select...

  • Page 27: For The Installer

    For the Installer Contents: Note...

  • Page 28: Important Information To The Installer

    Important information to the installer Warning Before installation remember: However, never lay the heat pump down or transport it horizontally. Checklist...

  • Page 29: What The Shipment Includes

    What the delivery includes Valve with filter Rubber feet Outdoor sensor T2 (GT2) with Circlip pliers cable Room sensor Drain plug T5 (GT5): Return sensor T1 (GT1) Cylinder sensor Manual Safety valve...

  • Page 30: Dimensions And Plumbing Connections

    Dimensions and plumbing connections Greenstore System model...

  • Page 31: The Heat Pump And Collector Hose In General

    The heat pump and collector hose in general Transporting the heat pump Positioning the heat pump Maximum working temperatures Minimum working temperatures Fit the filter...

  • Page 32: Collector Hose

    Collector hose Installation and refilling around the collector hose Minimum permitted bending diameter Maximum length of the collector hose Note Maximum length of Collector hose with 2 circuits Heat collector hose with a in parallel: Maximum length pump single circuit (m) per circuit (m) model PEM 40x2.4 PN 6.3...
  • Page 33 Outline drawings for the collector hose in the ground and through a wall Collector in the ground. Example of the collector Example of the collector through the wall. through the wall. Note Connecting the collector hose to the heat pump...
  • Page 34 Single circuit solution Multi-circuit solution...

  • Page 35: Compact Collector

    Compact collector The following equipment is required for the collector installation: Install the collector as follows:...

  • Page 36: Preparations Before Connection

    Preparations before connection Moving the heat transfer fluid pipe for side entry...

  • Page 37: Side Installation On The Right Hand Side

    Side installation on the right-hand side Note: The sensor fitted to heat transfer fluid out must be dismantled first (figure 2).

  • Page 38: Side Installation On The Right Hand Side

    Side installation on the left-hand side Note: The sensor fitted to heat transfer fluid out must be dismantled first (figure 2).

  • Page 39: Connecting The Heat Pump To The Heating System

    Connecting the heat pump to the heating system Note Connecting to the heating system without a bypass: Hot water function: Heat carrier pump...
  • Page 40 Maximum system pressure drop in the heating system Heat pump model Nominal flow Maximum flow Max system pressure drop...

  • Page 41: Connect The Greenstore Heat Pump To The Heating System

    Connect the Greenstore heat pump to the heating system Connecting the sensors: External sensors T1 (GT1) and T2 (GT2) must always be connected. Sensor T4 (GT4) is only connected if a mixing valve curve is used. The sensor T5 (GT5) is connected when the heat pump is to...

  • Page 42: Individual Temperature Control In Each Room, Increasing Volume Of Internal Water And Bypass

    Individual temperature control in each room, increasing volume of internal water and bypass * Mixed heating system...

  • Page 43: Increasing Volume Of Internal Water Without Bypass

    Increasing volume of internal water without bypass...

  • Page 44: Filling The Heating System

    Filling the heating system Filling the heat transfer fluid in the collector hose Proceed as follows to fill the collector hose with heat transfer fluid: Note...
  • Page 46 Table 1: Mixing ratio in litres/metre 40/35Hose type: 40/35 40/35Hose type: 32/28 Hose type: 20/17 Anti-freeze type Water (l) Anti-freeze (l) Water (l) Anti-freeze (l) Water (l) Anti-freeze (l) Bioethanol Propylene/ethylene glycol Example: Table 2: Mixing ratio in percentage by weight Bioethanol / Water Propylene/ethylene glycol / Water...

  • Page 47: Connecting The Heat Pump To The Power Supply

    Connecting the heat pump to the power supply High and low current cables should be routed separately in order Warning to avoid interference on the sensors. Wiring diagram is supplied with the heat pump. Installation of sensors Note...

  • Page 48: External Connections To The Heat Pump

    External connections to the heat pump Power supply 1-phase: Mixing valve on the heating circuit: External main pump in the heating system G1 (P1): Return sensor radiator T1 (GT1): Outdoor sensor T2 (GT2): Hot water sensor T3 (GT3): Mixing valve sensor T4 (GT4): Room sensor T5 (GT5):...

  • Page 49: Connecting The General Alarm, External Input And Load Monitor

    Connecting the general alarm, external input and load monitor General alarm External input Load monitor...

  • Page 50: Installer And Service Menu (I/S)

    Installer and service menu (I/S) Warning Reg 637 How to use the control panel 040622 16:08:15 Tu Heat Info Menu Main menu Indoor temperature settings Return Select Main menu Commiss./Service for installers Return Select Commiss./Service Connected extra sensor in op. 5.13 Return Select...

  • Page 51: Commissioning The Heat Pump

    Commissioning the heat pump Note Start the heat pump Reg 637 040622 16:08:15 Tu Heat Info Menu Commiss./Service Fast restart of the heat pump 5.6 Return Select Commiss./Service Connected extra sensor in op. 5.13 Return Select Commiss./Service Select conn capacity electrical cass.

  • Page 52: Menu Displays You Might Need To Adjust Or Check

    Menu displays which may need adjustment or checking Temperature settings Temperature settings Heat curve hysteresis Return Select Temperature settings Mixing valve curve neutral zone Return Select Temperature settings Mixing valve curve max at GT4 Return Select Hot water Hot water settings Setting of temperature.
  • Page 53 Commiss./Service Select external controls Return Select Note Commiss./Service Selection of language menu Return Select Commiss./Service Select operation alt. for P2 5.10 Return Select Commiss./Service Select operation alt. for P3 5.11 Return Select Commiss./Service Display software version number 5.12 Return Select Commiss./Service Connected extra sensor in op.
  • Page 54 Read the start delay Timer readings read start delay Return Select Setting the electric heater Electric heat timer Additional heat Setting additional heat timer Return Select Ramp time open Mixed Add. heat Setting of ramp time open 8.3.4 Return Select Ramp time close Mixed Add.

  • Page 55: Drying Program For Floor Screed

    Drying program for floor screed Note Drying program No of days for heating 5.14.1 Return Select Drying program No of days for max Heat 5.14.2 Return Select Drying program No of days for Heat + cold 5.14.3 Return Select Drying program Start/stop temperature 5.14.4...

  • Page 56: Manual Test Run Of The Heat Pump

    Manual test run of the heat pump Commiss./Service Manual operation of all functions Return Select Start the heat pump with the electric heater only Commiss./Service Select function only add. heat Return Select Note Important points to check after start up...

  • Page 57: Maintenance

    Maintenance Warning Unscrew the front cover To remove the front cover from the heat pump: Sight glass Filter Note...

  • Page 58: What To Do If A Fault Occurs

    What to do if a fault occurs Alarm Power failure 040622 16:08:15 Info Ackn. Example of an alarm: Info button: Ackn. button: Menu display dimmed Possible cause 1: Power failure in the house consumer unit. Possible cause 2: The heat pump’s miniature circuit-breaker has tripped.

  • Page 59: Fuses And Reset Buttons On The Heat Pump

    Fuses and reset buttons on the heat pump Filter Fuse 1 Fuse 2 Fuse 3 Fuse 4 Sight glass All alarms List of all alarms:...
  • Page 60 Motor cut-out compressor (MB1) Possible cause 1: Intermittent fault or overload on the power supply. Alarm (MB1) Compr. circ. switch 040622 16:08:15 Info Ackn. Note Possible cause 2: Current level (A) on the motor cut-out is set too low. Possible cause 3: Contactor or cut-out faulty, or loose electrical connections to the compressor.
  • Page 61 Compressor temperature T6 (GT6) Possible cause 1: The working temperature of the compressor is Alarm (GT6) too high. Compressor superheat 040622 16:08:15 Info Ackn. Possible cause 2: Intermittent temperature rise due to abnormal operating conditions. Low pressure switch (LP) Possible cause 1: Air in the heat collector system. Alarm (LP) Low pressure switch...
  • Page 62 High pressure switch (HP) Possible cause 1: Air in the primary circuit. Alarm (HP) High press. switch 040622 16:08:15 Info Ackn. Note Possible cause 2: Not enough primary flow over the heat pump. Increase the speed of the primary pump: Possible cause 3: The filter on the primary circuit is blocked.
  • Page 63 High Heat transfer fluid delta T8/T9 (GT8/GT9) Alarm GT8/GT9 Possible cause 1: Not enough flow over the heat pump. High HTF delta 040622 16:08:15 Info Ackn. Possible cause 2: The filter on the primary circuit is blocked. High return to the heat pump T9 (GT9) Alarm (GT9) High return HP...
  • Page 64 Sensor fault Alarm (GT1) Sensor return rad. 040622 16:08:15 Info Ackn. Possible cause 1: Temporary error. Note Possible cause 2: Short circuit or broken sensor cable. Possible cause 3: Defective sensor or incorrect connection. HTF in under limit T10 (GT10) and HTF out Note under limit T11 (GT11) Possible cause 1: Temporary low heat transfer fluid...

  • Page 65: Commissioning Report

    Commissioning report...
  • Page 66 Commissioning report...

  • Page 67: Technical Information

    Technical information The heat pump’s factory settings Sensor table Menu Factory settings Temperature (ºC)

  • Page 68: Technical Information Single-Phase Models

    Technical information Greenstore System, Brine/Water heat pump...

  • Page 71: Ec Declaration Of Conformity

    EC DECLARATION OF CONFORMITY according to EC Low-voltage directive 73/23/EEC, EMC Directive 89/336/EEC & 92/31/EEC including addendum of the CE marking directive 93/68/EEC Type of product Commercial name: Type: Name of manufacturer: Address: Telephone: Fax:...
  • Page 72 INSTRUCTION MANUAL INSTALLATION, COMMISSIONING & SERVICING www.worcester-bosch.co.uk Worcester, Bosch Group Cotswold Way, Warndon, Worcester WR4 9SW Worcester, Bosch Group is a trading name of BBT Thermotechnology UK Ltd.

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