Worcester Greenstore System User guide 1.2.indd
Contents
1. Control panel Control panel All settings are made on the control panel It also displays heat production statistics and information about different alarms When you have made your settings the control panel makes sure they are saved in the control unit Controls and status indicators Power switch ON OFF Indicator on Mains power ON Indicator flashes Mains power OFF Status indicators Operating status Indicator on The heat pump compressor is A operational Electric heater status Indicator on The heat pump is using additional heat from an electric heater Power switch ON OFF Hot water status Indicator on The heat pump is heating DHW in Menu display l the cylinder Indicator flashes The heat pump has a hot water peak or is producing extra DHW Alarm status AN Indicator flashes A fault has occurred in the heat pump Indicator on The alarm has been acknowledged by the end user but the fault remains See section What to do if a fault occurs Rego 637W K1 060822 16 08 15 Tu Heat Info Menu Menu buttons Menu dial Temp incr H decr eat Rego 637W K1 Pressing once gives a shortcut to the most frequently used temperature settings 060822 16 08 15 Tu Info Menu Pressing once gives continuous information about the heat pump and electrical heater operating conditions O Menu Menu Press once to enter the main menu The main menu contains all the se2. Op time readings Add heat in operat number of hours 7 3 Return Select Main menu Clock setting time and date 10 Return Select Alarms given by the heat pump The menu provides information about the alarm type and when it occurred If there is an asterisk in the menu window this means the alarm is still active i e the cause of the alarm remains Access the Alarm logging of all alarms menu 11 as follows 1 Press and hold the Heat button until Access CUSTOMER2 is displayed 2 Press the Menu button 3 Turn the menu dial clockwise until the menu Alarm logging of all alarms menu 11 is displayed 4 Press the Select button and scroll using the menu dial between any alarms that may have previously occurred Alarms are stored in chronological order Read more about the heat pump s alarms under the heading All alarms Return to the heat pump s factory settings To restore the factory settings on the heat pump access the Return to factory settings menu menu 12 as follows 1 Press the Heat button until Access CUSTOMER is displayed 2 Press the Menu button 3 Turn the menu dial clockwise until the menu Return to factory settings menu 12 is displayed 4 Press the Select button 5 Return to the factory settings by pressing the Yes button Returning to the factory settings will reset all user adjustments made on Customer levels 1 and 2 such as temperature settings and time control s
3. 2 te Main menu Return to Page 25 12 factory settings Page 26 Page 25 ra Note Only the most frequently used menus in Customer level 2 are shown in the menu outline Extra functions Customer level 2 Extra functions Customer level 2 Temperature settings Proceed as follows to access the temperature settings for the heating on Customer level 2 1 Press and hold the Heat button until Access CUSTOMER is displayed 2 Press the Menu button 3 Press the Select button and scroll through the menus using the menu dial Adapting the heat curve The heat curve can be adjusted in increments of 5 C For example you can make a hump in the curve at 0 C Navigate to menu 1 3 press Select and turn the menu dial until 0 C is displayed in the upper left part of the menu Press Adjust and turn the dial to increase or decrease the return temperature The change must not exceed 1 2 C Press Save and wait at least 24 hours prior to any further adjustment The purpose of breaking the curve is to be able to influence the heat pump s heat production at extra sensitive outdoor temperatures Room sensor influence The menu is only shown for heat pumps which have a room sensor installed This menu is used to set how much the room sensor should influence the heat curve A higher value will have a greater effect The room sensor only fine tunes the heat curve Consequently it is important that the ba
4. Rego 637W 060822 16 08 15 Tu Heat Info Menu Main menu Timer control settings Main menu Adjusting the hot water settings Main menu Indoor temperature setting 2 Page 21 Page 23 Interval for hot water peak 2 2 Page 23 Heat curve Clock setting HP adjust break 1 3 accord to clock 4 1 Page 21 Page 23 Page 23 Pe m m Mix valve incr decr Setting level range 0 10 a heat pump 4 1 1 hee e ee eee Page 22 Page 24 ee Mix valve fine tune Clock setting DHW beeen ee ee Page 22 Page 24 pomom m m amom mmy Adjusting mix valve l curve break 1 7 Page 22 ee m m g Setting of room sensor infl aida l Page 21 om m m k mmm m Setting of holiday l function 1 12 I ku nnnnamanmd Page 21 ee g Remote control l temperature al sh I I I bueu eee eee Page 21 The menu display is standard on all heat pumps The menu display is only shown on the heat pump in combination with an extra sensor or for a specific model Page 21 Op time readings on HP and add Heat pump in operat number of hours 7 1 Distribution HP DHW Rad in Add heat in operat number of hours 7 3 Initial menu K2 Rego 637W 060822 16 08 15 Tu Heat Info Menu Press the Heat button until Access CUSTOMER2 is displayed Main Main menu Clock setting time and date menu heat 7 Page 25 Page 25 Main menu Alarm logging of all alarms Page 25 Page 26
5. orc 100 C Heat pump Rock Fan assisted radiator 1 Heat transfer fluid in The heat pump collects stored solar energy It contains a heat transfer fluid which is a solution of water and glycol This antifreeze mixture collects the heat from the earth and is fed into the evaporator The temperature is on average around 3 5 C 2 In the evaporator the heat transfer fluid meets the refrigerant At this stage the refrigerant is in a fluid state and is at approximately 10 C When the refrigerant meets the heat transfer fluid it starts to boil It then forms a vapour which is fed into the compressor The temperature of the vapour is around 0 C 3 The pressure of the refrigerant increases in the compressor and the vapour temperature rises from 0 C to approximately 125 C The hot gas is then forced into the condenser 4 The condenser transfers the heat to the heating system underfloor heating or perhaps radiators and the hot water system The vapour is cooled in the condenser and becomes liquid The pressure in the refrigerant is still high when it reaches the expansion valve 5 The refrigerant pressure is lowered in the expansion valve At the same time the temperature also drops to approximately 10 C When the refrigerant passes the valve and the evaporator it changes to vapour again The expansion valve also regulates the amount of refrigerant fed into the evaporator 6 The heat transfer fluid is led out from the heat pump to the gr
6. the mixing valve Press and hold the Heat button until Access CUSTOMER is displayed Press the Heat button Turn the menu dial clockwise until the menu Mix valve incr decr is displayed Mix valve incr decr LLL 2 0 Return Press the Adjust button Turn the menu dial clockwise to choose a higher heat curve Turn the menu dial anti clockwise to choose a lower heat curve Save the new value by pressing the Save button Fine tune the mixing valve Press and hold the Heat button until Access CUSTOMER is displayed Press the Heat button Turn the menu dial clockwise until the menu Mix valve fine tune is displayed Mix valve fine tune TL OOOO 10 0 0 10 Return adjust Press the Adjust button Turn the menu dial clockwise to set an upward parallel offset on the curve Turn the menu dial anti clockwise to set a downward parallel offset on the curve Save the new value by pressing the Save button 21 ra Note The initial position of the floor heat ing circuit should be set to heat curve 2 The scale covers the range 0 to 10 Extra heat curve with mixing valve only works with an extra flow sensor T4 GTA Note The example describes how to fine tune the extra heat curve The scale covers the range 10 C to 10 C Extra functions Customer level 2 Hot water settings Hot water peak This function ta
7. 1 Fine tune the heat curve The heat curve can also be fine tuned Fine tuning means that the heat curve is offset in parallel Fine tuning is done from the Temp fine tune menu The diagram for fine tuning shows how the dashed line has been offset upwards in parallel This means the heating has been fine tuned in a positive direction and the heat pump will be instructed to maintain a higher temperature on the return water at all outdoor temperatures Return temperature C 100 90 80 By using the menu dial on the control panel 70 the fine tuning line has been moved up so the 60 heat pump produces more heat 50 40 e bgt 20 10 0 20 15 10 5 0 5 10 15 20 25 30 Outdoor temperature C In warm weather above 5 C If the indoor temperature is not satisfactory when it is above 5 C outdoors the curve may be offset in the Temp fine tune menu as follows 1 Press the Heat button in the initial menu 2 Turn the menu dial clockwise until you reach the menu Temp fine tune Temp fine tune Tt fe 10 0 0 10 Return Adjust 3 Press the Adjust button 4 Turn the menu dial clockwise to increase the heating Turn the menu dial anti clockwise to lower the heating Adjust in small increments 0 2 0 6 units is usually enough 5 Save the new value by pressing the Save button 15 Basic functions Customer level 1 Set the required room
8. The example describes how to set the required room temperature with the help of a connected room sensor The range is 10 C to 30 C ra Note When the set time has elapsed the setting must be repeated to get extra hot water again Heating and hot water settings Move to the temperature settings for heating on Customer level 1 as shown 1 Press the Menu button in the initial menu Main menu Indoor temperature settings 1 Return Select 2 Press the Select button and scroll through the heating menus with the menu dial Move to the temperature settings for hot water on Customer level 1 as shown 1 Turn the menu dial clockwise until the menu Adjusting the hot water settings is reached Main menu Adjusting the hot water settings 2 Return Select 2 Press the Select button and scroll through the hot water menus with the menu dial Read the temperatures on the heat pump There are several different temperature sensors in the heat pump Each sensor plays an important part in the heat pump s daily operations Proceed as follows to read the temperatures on the heat pump 1 Press the Menu button in the initial menu 2 Turn the menu dial clockwise until the menu Monitor all temperatures menu 3 is reached Main menu Monitor all temperatures 3 Return Select 3 Press the Select button 4 Turn the menu dial to scroll through all the heat pump s temperature sensors See the next pa
9. WORCESTER GREENSTORE p TKW 9kW amp 11kW System USER MANUAL AANORCESTER encimar Bosch Group Table of Contents Table of Contents BULIEDING REGULATIONS xcccc ho oes EL EIEN AE ENB i AR aie ces 3 Important information ies o3sisiee sisi skekc eb nni seek eben tek a ote ci a A POCHHICALSUDDOT TEA EER EAEE seus EGS aS ss NAR Roda CC ASB St ea Nasi 4 How the heat pump works seessesseescesscessoesoescocesoesceescessceecoescescocesoesceesoeessessees D Technology in and around the heat PUmp ccccccccccccccccccssccccsscccssecesssccesscecssseecssseccsssecesseecessesessaececseecessececsseceeseeeenseees 5 Component parts of the heat pump esssesseescesceeescesseeceesocesccesoessecesoessesseesssesseese I Greenstore SYS teM an a a a a a es RUE Si be ose ea a 7 Rego 637W Control unit sssscsssssssicssessiicccssssuccssscsssscsrssstessessosssccssrssssssssrsssscessssssi amp The control unit s two methods to control the heat pump Control panel sciciss coscicccuscsciccssoceseces cosedes secceesssedes seccsesecesessedececeseseweesscesesescssesess LO Controls and status indicators cccccccccscccccssccccscccessccssssecssseecsuseccssecesseeceseccesseceessecesseeceeseecesseceeseecessescenseeeesaeeesas Menu dia 25 cdc Sis shee ess eats eG EA BERNE ih es How to use the control panel Basic functions Customer level 1 cscscscscsccscscscscscsscscccsssccscccsssscscscscsscsces LD Menu out
10. as ne cswedeasterseei ties sieriee 22 Reading operating times on the heat pump and electric heater cccccccccccsccccesscccssscscusecseasecssssecssssecssecessecesseeceaees 23 Set the time and dates nonesiiiade iee cee akc iE A Eae E Enae EE aE a AEE oi S E 24 Alarms given W he hea Pump a a a EEN 25 Return to the heat pump s factory SCttiNgs cccccccccccccccccsscccsscccessecesseccssseccsecessssecssscccssecseasecessseceseceessecesseecesseeeeaees 25 BUILDING REGULATIONS This appliance must be installed and serviced only by a competent person in accordance with the current IEE Regulations Building Regulation Building Standards Scotland Consolidation Building Regulations Northern Ireland local water by laws Health amp Safety Document 63S The Electricity at Work Regulations 1989 IS 813 Eire and other local require ments The relevant Standards should be followed including BS7074 1 Code of practice for domestic and hot water supply EN 12828 Central heating for domestic premises BS7593 Treatment of water in domestic hot water central heating systems BS EN 14511 BS EN 814 BS EN 378 The Health and Safety at Work Act 1974 The Management of Health and Safety at Work Regulations 1999 The Construction Health Safety and Welfare Regulations 1996 The Construction Design and Management Regulations 1994 The Lifting Operations and Lifting Equipment Regulations 1998 Where no specific instruction is given referenc
11. d outdoors sends signals to the control unit which then adjusts the heat pump The sensor must be fitted to a North facing wall outdoors Curve slope The curve slope can be changed to increase or decrease the heating in the house The scale is between 0 10 13 STANDBY No rad heat required No hotwater required HOTWATER MODE Heat pump only Stop temp 53 0 Present temp 42 0 HEAT RAD MODE Compr Add heat Stop temp 45 0 Present temp 44 0 HEAT RAD REQ Heat pump starts in 320 seconds Basic functions Customer level 1 ra Note On delivery the heat pump curve slope is set to position 4 This means that the return temperature is 35 C when it is 0 C outdoors Basic functions Customer level 1 Change the curve slope The heat pump s production of heat is adjusted by increasing or decreasing the curve slope in the Temp incr decr menu This is especially effective in cold weather conditions Return temperature C Curve slope 0 10 100 10 20 15 10 5 0 5 10 15 20 25 30 Outdoor temperature C Dashed line If the return temperature exceeds 57 C an alarm is given and the compres sor switches off The heat pump starts automatically when the return temperature falls below 57 C In cold weather below 5 C If the indoor temperature when it is colder than 5 C outdoors is not satisfac tory the slope of t
12. ds to control the heat pump The control unit uses two different methods to control the heat pump These two methods are A or B as below A Control with outdoor sensor A sensor is installed outside on a North facing wall of the house Control with an outdoor sensor means that the heat pump automatically regulates the heating in the house depending on the outdoor temperature If the outdoor temperature drops the radiators underfloor heating inside the house will become warmer The user determines the response from the heat pump in relation to the outdoor temperature with the help of a number of settings such as selecting the heat curve on the control unit Further explanation is given later in this manual B Control with outdoor sensor supplemented with room sensor Control with an outdoor sensor supplemented with a room sensor means that you also place a sensor in a reference position inside the house This is connected to the heat pump and provides the control unit with information about the room temperature The signals affect the control unit s settings heat curves and ensure the heat pump gives the best possible energy savings Rego 637W Control unit ra Note It is only the room where the room sensor is located that can influence regulation of the temperature ra Note The room sensor influence is inhibited 2 hours after using clock setting for the heating or any type of external control of the heat pump
13. e The menu shows the temperature of the water that is fed into the heat pump It varies depending on the outdoor temperature and whether the heat pump is in domestic hot water DHW heating mode The heat pump stops at 57 C for safety reasons The menu shows the temperature of the heat transfer fluid that is fed into the heat pump from the collector system It can vary between 5 C to 15 C during a year The menu shows the temperature of the heat transfer fluid that is fed out of the heat pump to the collector system Normally during operations it is 1 5 5 0 degrees lower than the heat transfer fluid that is fed into the heat pump 18 Extra functions Customer level 2 The section Basic functions Customer level 1 contains the functions which are beneficial and commonly used However there are numerous extra functions that can be used to control the heat pump This can for example include activating the heat pump s holiday function or setting the time and date If no settings are made on Customer level 2 K2 the menu display will automatically return to Customer level 1 K1 after 30 minutes Proceed as follows to access the extra functions on Customer level 2 1 Press and hold the Heat button until Access CUSTOMER2 is displayed 2 Press the Menu button to open the Main menu From Customer level 2 access can be made to all Customer level 1 functions Menu outline for Extra functions Customer level 2 K2
14. e heat pump some are available as accessories for different application areas See more informa tion under respective menus The menu shows the return temperature in the heating system i e the water from the radiators back to the heat pump The temperature varies with the outdoor temperature The menu shows the outdoor temperature Some deviation compared to the true tempera ture may occur due to thermal radiation from the house to the installed outdoor sensor The menu shows the set and present temperature in the lower section of the outer jacket of the hot water cylinder T4 GT4 The temperature is approximately 5 C lower than the temperature of the domestic hot water inside the inner cylinder The menu is only applicable together with a flow sensor If an extra curve with mixing valve is used for example for an underfloor heating system you can see the temperature on the flow water in the circuit The temperature varies with the outdoor temperature The menu is only applicable together with a room sensor The menu shows the set point value and present temperature in the room where the sensor is fitted The menu shows the compressor s working temperature The temperature varies between 70 C and 125 C during operations The menu shows the flow temperature of the central heating water as it leaves the heat pump It varies depending on the outdoor temperature and whether the heat pump is in domestic hot water DHW heating mod
15. e heat pump in combination with an extra sensor or for a specific model menu Indoor temperature settings ab Page 18 Temperature settings Temp incr decr range 0 10 a al Page 15 Temperature settings Temp fine tune 10 10 Le range Page 16 rom m mm m mmg 1 Temp settings 1 yj Setting of room 1 p temperature 1 10 4 k m e Se Se Se ea Page 17 Select scrolling information on the menu display If you press the Info button in the initial menu you will receive continuous information about the heat pump s operation and working temperatures This is what to do Press the Info button in the initial menu The following windows are displayed 12 Main menu Adjusting the hot water settings Hot water setting Duration of add hot water raat Main menu Monitor all temperatures Temperature readings Return radiator GT1 Temperature readings Out GT2 Temperature readings Hot water GT3 Page 17 om m m m Temperature readings Shunt flow GT4 m m m m m mmm Temperature readings Room GT5 Temperature readings Compressor GT6 Temperature readings Heat trfluid out GT8 Temperature readings Heat tr fluid in GT9 Temperature readings Ht trfld coll inGT10 Temperature readings Httrfld coll out GT11 Rego 637W Page 19 K1 060822 16 08 15 Tu Info Menu The heat pump is in standby mode The heat pump is producing hot water The present tem
16. e should be made to the relevant codes of Practice Potable water All seals joints compounds including flux and solder and components used as part of the secondary domestic water system must be approved for use with potable water supplies PRODUCT CONTENTS LIST ees 600mm peal A Greenstore System Heat Pump Literature pack 0 User manual Installation manual Guarantee card Components included in delivery 1520mm Rubber feet Outdoor sensor T2 GT2 with cable Room sensor T5 GT5 Return sensor T1 GT1 4 bar Pressure Relief Valve Valve with filter Circlip pliers Drain plug Cylinder sensor T3 GT3 Ball valve ae Expansion vessel Filling link with insulation User manual for the Worcester Greenstore System heat pumps Worcester 12 02 07 Part number 8 716 112 859 Issue c Copyright 2006 Important information Your new Greenstore System heat pump represents a new generation of heat pump from Worcester It contains numerous functions to control the temperature and production of hot water in the house The Rego 637W control unit is the brains of the heat pump The Rego 637W includes a A Note control and monitoring function that stores important settings about the heat pump s operation and maintenance The settings are made by the It is important as the user that you installer and the user via a control panel on the front of the heat pump read through these
17. ettings 25 Main menu K2 Indoor temperature settings 1 Return Select Main menu Alarm logging of all alarms 11 Return Select Main menu K2 Indoor temperature settings 1 Return Select Main menu Return to factory settings 12 Return Select Extra functions Customer level 2 Part no 8 716 112 859 Issue c 11513 Issue 1 2 EXCELLENCE COMES AS STANDARD Worcester Bosch Group Cotswold Way Warndon Worcester WR4 9SW Tel 01905 754624 Fax 01905 754619 Worcester Bosch Group is a brand name of BBT Thermotechnology UK Ltd www worcester bosch co uk CONTACT INFORMATION WORCESTER BOSCH GROUP TECHNICAL 08705 266241 SERVICE 08457 256206 SPARES 01905 752571 LITERATURE 01905 752556 TRAINING 01905 752526 SALES 01905 752640 WEBSITE www worcester bosch co uk ANIORCESTER Bosch Group
18. ge 17 Basic functions Customer level 1 Rego 637W K1 060822 16 08 15 Tu Heat Info Menu eo ra Note Each menu is numbered in the lower right hand corner this indicates which main display it is associated to Basic functions Customer level 1 All menus relating to temperature sensors All menus relating to temperature sensors All the menus associated with the heat pump temperature sensors are shown below Note that the user cannot make any changes to the settings in these menus only read the current values Some menus are standard for all models while others are only available in combination with different accessories The sensors give an alarm if the temperature is outside of the permitted range values 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 Tgt 40 3 Now 43 0 Return Temperature readings Room GT5 Tgt 20 0 Now 19 5 Return Temperature readings Compressor GT6 90 0 Return Temperature readings Heat trfluid out GT8 45 0 Return Temperature readings Heat tr fluid in GT9 40 3 Return Temperature readings Ht trfld coll inGT10 0 0 Return Temperature readings Httrfld coll outGT11 AynOhe Return ra Note All sensors are not included as standard on th
19. he evaporator turns the refrigerant to gas and transfers heat from the heat transfer fluid to the refrigerant circuit Boiling point in relation to the pressure The boiling point of different liquids varies with pressure the higher the pressure the higher the boiling point 2 Condenser For example water boils at 100 C The condenser turns the vapour to fluid again and transfers the heat to at normal pressure Double the pres the heating system sure and water boils at 120 C Half 3 Expansion valve the pressure and water then boils at Lowers the pressure of the refrigerant Compressor The compressor increases the pressure and temperature of the refrigerant These four main parts are linked in three circuits A refrigerant circulates in the heat pump which in some parts of the circuit is in a liquid state and in other parts in a gaseous state Read more about the properties of the refrigerant in the text box to the right See the detailed description of the technologies used in the heat pump on the next page 80 C The refrigerant in the heat pump acts in the same way the boil ing point changes when the pressure changes However the boiling point of the refrigerant is as low as approxi mately 40 C at atmospheric pressure Consequently it is also suitable for low heat source temperatures A How the heat pump works The collector circuit The heating circuit t 9 00 4 pump Mh
20. he heat curve should be changed as follows 1 Press the Heat button in the initial menu Temp incr decr LALA NNM Aa Na 4 0 1 Adjust Return 2 Press the Adjust button 3 Turn the menu dial clockwise to increase the heating Turn the menu dial anti clockwise to lower the heating Adjust in small increments 0 2 0 6 units is usually enough Temp incr decr AARREREREROCOCOCIOIN 5 0 10 Save Return 4 Save the new value by pressing the Save button 14 N Curve slope 2 4 Normal setting for floor heating 4 6 5 Normal setting for radiators 7 10 Abnormal high setting Curve slope 4 gives a return tempera ture of 35 C when it is 0 C outdoors If the outdoor temperature drops the return temperature increases The colder the outdoor temperature the higher the return temperature At an outdoor temperature of approximately 30 C the curve slope has nearly reached the limit value 57 C for the return temperature A ra Note S a Wait at least one day when increasing or decreasing the heating before mak ing a new adjustment If it is still difficult to get a comfort able indoor temperature at an outdoor temperature around 0 C despite several attempts adapt the heat curve Read about how to adapt the curve in the section Extra functions Cus tomer level 2 Temperature settings Adapting the heat curve Basic functions Customer level
21. instructions Settings intended for the user are presented under the headings Basic Under no circumstances should the functions and Extra functions user make settings that are designed for the installer When the heat pump has been installed and started there are a number of points you should check regularly For initial setup commissioning and further fault advice you should contact your installer This manual describes each step in detail Technical support For technical support please contact Technical Pre amp Post sales Tel 08705 266241 Fax 01905 752741 How the heat pump works How the heat pump works The heat pump collects stored solar energy The heat pump has been manufactured for easy and reliable use as well as to provide your house with inexpensive and environment friendly heating The easiest way to describe how a heat pump works is to say it works like a refrigerator but in reverse In a refrigerator heat is moved from the inside to the outside In a heat pump heat stored in the ground rock or water is moved into the house The heat pump collects the stored solar energy The heat is transferred into the house via a collector system The temperature is then increased in the heat pump and the heat is distributed to the house heating system Rock heat Soil heat Lake heat ra Note S Technology in and around the heat pump The heat pump consists of four main parts 1 Evaporator T
22. kes the domestic hot water temperature temporarily up to approximately 65 C Three settings are possible inactive default daily or preferred day The function is used to help protect the end user from poten tially harmful bacteria such as legionella Timer control The menu for opening timer controls are as follows 1 2 3 4 Press the Heat button until Access CUSTOMER is displayed Press the Menu button Turn the menu dial clockwise until the menu Timer control settings menu 4 is displayed Press the Select button and scroll through the menus using the menu dial Setting of the heat pump according to clock The function Clock setting HP accord to clock is for those who want the heat pump to produce different amounts of heat at different times of the day and on different days of the week This allows further energy savings The room sensor T5 GT5 influence is deactivated 2 hours after using clock setting for the heating or after any type of external control of the heat pump This allows the heating to return to ordinary settings Example In the event that the heat pump is required to maintain the radiator tempera ture 3 C lower on Mondays between 22 00 and 06 00 Turn the dial clockwise until the menu Clock setting HP accord to clock menu 4 1 is displayed Press the Select button Turn the menu dial clockwise to select the day Now press the Adjust button to select the weekday with the symbol Turn
23. line for Basic functions Customer level 1 eccccccccccccccccssscscccsscsccccsssssscccsssscsceccesscsesecscsssescsesessesecessusseeess 12 Select scrolling information on the menu Aisplay ccccccccccccssccccsscccesscccsscccssssccsssecsssececsececseecesseecessseeeseecesseceesseeess 12 SOE the ROAUNG KPEE AEE EEE IE E AEE E ba saad ade EE AT E TE E E E TEOT ee 13 Set the required room temperature ccccccccccccssccccsscccessccssssccsssecesseeccssecessseccesecesseecesecessuscecseeceeseeecsueceeseecesseceesseeene 16 Set the heat pump for extra hot watert ccccccccccccssccccsscccsssccssseccesecesssecssssecsseeccsseeccssececsuececaeecssaeeceseceeseeceeseeeesaeeeee 16 Heating and hot water Settings senenin a a aa Bh EEE 17 Read the temperatures on the heat PUmMp ccccccccccccssccccssscccsscccssscccsssccsssecssseecssssecesssecssseccssseccsaseseaseceesecesssecesseeeeaees 17 Extra functions Customer level 2 cscscscscsccscscscscccsscsccccssssscccscsscscscsccssecss LD Menu outline for Extra functions Customer level 2 eccccccccccccccccscsscccesscssccccssessccecssscsescsessssssccsesusesecessssesecsssnseeecess 19 TOMpPeFAtUre SCLIN GS bi EE AE E E EE EOE IER BRE E T A EE 20 Set extra heat curve with mixing valve ccccccccccccssccccsscccesscccsssccesseccsssecssssecsseecesseeecssscessececasecseseecesueceeaesceeaeceeseeeeses 21 FOE WOALEY SOLIDS ssc vacd esos cecek ed0h Ue ee an Soh E OME 22 Timer control isecen i E aE evn ee E EE AT EEE E E ds esatvbew
24. n the sight glass when the heat pump is running However there might be bubbles for several minutes when the heat pump is started Component parts of the heat pump Electrical connections Connections for the mains supply as well as sensors Control panel The control panel has a back ground lit menu display with four rows of text information three buttons and a dial Distribution box The distribution box is enclosed It houses a reset function for the motor cut out as well as miniature circuit breakers MCB for the heat pump and electric heater Control unit The control unit is enclosed It controls and monitors all heat pump functions Evaporator The evaporator evaporates the refrigerant to gas and transfers heat from the heat transfer fluid to the refrigerant circuit Heat transfer fluid pump The pump is insulated and features an anti corrosive finish It ensures the heat transfer fluid circulates from the energy source to the heat pump Expansion valve Lowers the pressure of the refrig erant that enters the evaporator Softstart Reduces the compressors starting current Rego 637W Control unit Rego 637W Control unit The control unit is the brains of the heat pump It makes sure the heat D _ pump gives the best energy savings The control unit con
25. oose to change the heating setting in the house by pressing the Adjust button If you press the Adjust button you can increase or decrease the heating in the house by using the menu dial Save your adjustment by pressing the Save button Temp incr decr EL OU OOOOOOOO 0 5 0 10 Initial menu Customer level 1 Basic functions Customer level 1 Basic functions Customer level 1 are the functions most frequently used and the ones you have the most benefit of You reach the basic functions by pressing one of the Heat Info or Menu buttons in the initial menu The designation K1 in the upper right corner indicates you are in Basic functions Customer level 1 Rego 637W K1 Date yymmdd Time Day 11 Basic functions Customer level 1 Menu outline for Basic functions Customer level 1 K1 Rego 637W 060822 16 08 15 Tu ra Note Each menu is numbered in the lower right hand corner this indicates which main display it is associated to Temp incr decr Page 15 No rad heat required No hotwater required Temp fine tune Page 14 HOTWATER MODE H 1 Page 16 leat pump only Fomm omom im mmm mg Room temperature I Page 17 Page 14 HEAT RAD Mode Compr Add heat Extra hotwater Page 17 HEAT RAD REQ Heat pump starts in seconds Page 14 The menu display is standard on all heat pumps The menu display is only shown on th
26. ound loop to collect new stored solar energy The temperature of the fluid is approximately 3 C cooler than the flow in Component parts of the heat pump Greenstore System Three way valve The valve switches between heating the heating water and hot water Filter The filter can be opened for easy cleaning It also has a shut off function Electric heater The electric heater is used to provide extra output in cold weather conditions with large water consumption and at hot water peaks Reset button Press in the button if the overheat protector on the electric cassette has tripped The button is located on the side Condenser The condenser condenses the vapour to fluid again and transfers the heat to the heating system Heat carrier pump The pump ensures the heating water circulates within the heating system Flexible hoses The hoses counteract vibra tions in the heat pump Compressor The compressor increases the pressure of the refrigerant The temperature of the vapour increases from 0 C to approxi mately 100 C The compressor is insulated to reduce the noise level Hoo asal ooo emea Pa vi vn ul Sight glass Sight glass to check the level in the refrigerant circuit Gas bubbles must not form continuously i
27. perature and temperature at which the heat pump will stop are shown Note that the stop temperature is read at the bottom of the heater The hot water is a few degrees warmer in the top of the tank The heat pump and electrical heater are running The heat pump has received signals that it should produce heating It now waits for the restart time to countdown to zero Return to the initial menu by pressing one of the buttons or turn the dial Set the heating It is easy to set the heating level on the heat pump However before it is explained how to do this it is important to understand the relation between the outdoor temperature return temperature and heat curve slope The easiest way to explain the relation is with a heat curve Heat curve The heat curve is used to set the indoor temperature The heat pump is controlled by the outdoor temperature When the weather becomes colder the heat pump ensures more heating is produced automatically Return temperature The return temperature is the temperature of the water that returns to the heat pump from the radiators underfloor heating The flow temperature of the heat pump is normally 7 10 C higher than the return temperature For instance when the outdoor temperature is 10 C and curve 4 is set the pump attempts to keep the return water at approximately 40 C Outdoor temperature The outdoor temperature determines how much heating the heat pump should produce A sensor place
28. sic setting of the heat curve s slope and fine tuning are correct Holiday mode The menu is only shown for heat pumps which have a room sensor installed The holiday function gives the possibility to choose a number of days when the room temperature will be lowered to 15 C the temperature is not adjustable When the days have passed the heat pump returns to the normal heating setting Hot water production is not affected by the holiday function Remote control The menu has no function Summer disconnection This function disables the heating when the outdoor temperature rises above the set value 20 Main menu Indoor temperature settings 1 Return Select Temperature settings Heat curve adjust break 1 3 Return Select Temperature settings Setting of room sensor infl iets Return Select Temperature settings Setting of holiday function eZ Return Select Temperature settings Remote control temperature 1 13 Return Select Temperature settings Setting of summer disconnection 1 14 Return Select Extra functions Customer level 2 Set extra heat curve with mixing valve If the system comprises underfloor heating combined with radiators an extra heat curve with the mixing valve should be set The menu is only displayed when there is an extra flow sensor T4 GT4 on the heat pump Set the extra heat curve using two menus Mix valve incr decr and Mix valve fine tune Increase or decrease
29. temperature If aroom sensor is connected to the heat pump the temperature of the room can be set using the Room temperature menu or by using the Extra functions menu Customer level 2 To set the room temperature 1 2 Press the Heat button in the initial menu Turn the menu dial clockwise until the Room temperature menu is displayed Room temperature TLL ee 20 0 30 Press the Adjust button Turn the menu dial clockwise to increase the room temperature Turn the menu dial anti clockwise to lower the room temperature Save the new value by pressing the Save button Set the heat pump for extra hot water Extra hot water can be obtained by temporarily increasing the temperature of the water in the hot water cylinder This may be appropriate when for example a large number of people need to shower This function may be needed for long demands for hot water 1 2 Press the Heat button in the initial menu Turn the menu dial clockwise until you reach the menu Extra hotwater Extra hotwater QOUUOOU0U00 Ih 24h 48h Return Adjust Press the Adjust button Turn the menu dial clockwise to choose the number of hours that the electric heater should be on e g 24 hours Extra hotwater TTL QU 1h 24h 48h Return Save Save the new value by pressing the Save button 16 ra Note
30. the menu dial clockwise one step to activate the start day The weekday now has a capital letter Press the right hand arrow gt until the cursor reaches the first two zeros 00 22 Hot water setting Interval for hot water peak 2 2 Return Select Main menu Indoor temperature settings 1 Return Select Main menu Timer control settings 4 Select Return When there are time based tariffs with cheaper electricity for example during the night any savings may be lost if the return to normal tempera ture occurs when the more expen sive electricity price applies Clock setting Clock setting HP accord to clock 4 1 Return Select Clock setting HP 1 00 00 00 00 adjust setting HP 1 00 00 00 00 gt setting HP 1 00 00 00 00 AA so Extra functions Customer level 2 5 Turn the menu dial until the value 22 00 is displayed 6 Press the right hand arrow twice gt to move the cursor two steps to the right 7 Turn the menu dial until the value 06 00 is displayed 8 Press the right hand arrow so it is replaced by the Save function 9 Finish by pressing the Save button 10 Press the Return button 11 Turn the menu dial clockwise until the menu Setting level heat pump menu 4 1 1 is displayed 12 Press the Select button and set the temperature to 3 C which is to apply for the chosen time intervals Do not set a large temperature reduction max appro
31. the menu dial clockwise until the menu Op time readings on HP and add heat menu 7 is displayed 4 Press the Select button and scroll through the menus using the menu dial The number of hours the heat pump has been in operation The menu shows the number of hours that the heat pump has been in operation since the day of installation The heat pump s hot water mode and heating mode operations as a percentage The menu shows the heat pump s allocation between hot water mode and heating mode The allocation is stated as a percentage The number of hours the electric heater has been in operation The menu shows the number of hours the electric heater has been in operation since the day of installation Set the time and date The heat pump has functions that are dependent on both the clock and date Therefore it is important that these are correct This is how to access the menu Clock setting time and date 1 Press and hold the Heat button until Access CUSTOMER is displayed 2 Press the Menu button 3 Turn the menu dial clockwise until the menu Clock setting time and date menu 10 is displayed 4 Press the Select button and make your settings using the menu dial and menu buttons 24 Main menu Op time readings on HP and add heat 7 Return Select Op time readings Heat pump in operat number of hours 7 1 Return Select Op time readings Distribution HP DHW Rad in T2 Return Select
32. trols and lk nny monitors the heating and hot water supply in your house The monitoring Th Le a s F ree way be function is especially important It shuts down the heat pump in the event valve 7 a of operational abnormalities so that no critical parts are damaged LL rT Electric heater Ln sE Electric heater gives more output i TH If the heat pump cannot manage to heat the house by itself for example there is a considerable drop in the outdoor temperature the control unit Nt ensures the additional electric heater is activated The heat pump and ee atl onan electric heater help to maintain the temperature required in the house pono pot The electric heater only adds the output necessary for the heat pump to be y able to produce the right temperature When the heat pump can once again manage heating on its own the electric heater is automatically discon nected Domestic hot water DHW is given priority over central heating water In a house with water based heating a difference is made between central heating water and domestic hot water DHW The central heating water is for radiators underfloor heating and domestic hot water DHW is for showers and taps The hot water cylinder is fitted with a sensor that measures the temperature of the hot water The Rego 637W ensures that priority is given to the domestic hot water DHW over the heating demands The control unit s two metho
33. tting menus and temperature displays ins Info 10 Control panel Menu dial The menu dial is used to scroll through the menu display windows Turn the menu dial clockwise to the right to move down through the menus Turn the menu dial anti clockwise to the left to move up through the menus You also determine the values of different settings by using the dial The menu display gives you information and the chance to make settings You can Initial menu display Choose different temperature and hot water settings Choose extra hot water and the holiday function See alarm causes and receive corrective instructions 060822 16 08 15 Tu Obtain operating statistics Heat Info Menu Rego 637W K1 How to use the control panel Rego 637W K1 The principle of the control panel is based on the user using three 060822 16 08 15 Tu menu buttons and a menu dial to move between the different Heat Info Menu menus and settings On the lower row of the menu display you will always see information about the significance of the buttons The function of the buttons changes depending on which window you are currently in Example If from the initial menu you press the Heat button you will access the menu Temp incr decr In this menu you can increase and decrease the heating in the house Note that the significance of the buttons has now changed You can either return to the initial menu by pressing the Return button or you can ch
34. x 3 C for radiator systems and max approx 1 5 C for underfloor heating systems is sufficient 13 Finish by pressing the Save button Setting of the hot water according to clock The Clock setting DHW accord to clock menu 4 3 works in exactly the same way as Clock setting HP accord to clock menu 4 1 This function can be used to completely disable hot water heating to save energy This is particularly effective if peak tariffs are charged Reading operating times on the heat pump and electric heater Statistics concerning the heat pump and additional electric heater opera tions are stored in the control unit For example the user can see how many hours the heat pump and the electric heater have been running To view the operating times for the heat pump and electric heater 1 Press and hold the Heat button until Access CUSTOMER is displayed 2 Press the Menu button 23 setting HP 1 22 00 06 00 Clock setting HP 1 Mo NIU TEN lt Clock setting HP 1 Setting level Aaka Select ra Note S To make the setting for every day of the week carry out the instruction shown in the example seven times once for each weekday The temperature set under 4 1 1 ap plies to all active time intervals W ws Clock setting Clock setting DHW accord to clock 4 3 Return Select Main menu Indoor temperature settings i Return Select Extra functions Customer level 2 3 Turn
Download Pdf Manuals
Related Search