Bosch Heat Pump User Manual
Contents
1. 6720646160 15 1V Fig 29 Prog function The Prog function provides access to the following menus e P1 period days 1 to 5 e P1 period days 6 to 7 e P2 period days 1 to 5 e P2 period days 6 to 7 e P3 period days 1 to 5 e P3 period days 6 to 7 P1 period The heat pump functions during the predetermined factory times No other type of alteration is possible Days 1 5 00 00 gt 06 00 and 16 00 gt 19 00 Days 6 7 02 00 gt 08 00 o 6 v OAW 1234567 Nn t U E gg Bi man kWh prog 5 a a 6720646160 16 1V Fig 30 P1 period SUPRAECO W 6 720 646 161 2012 04 P2 and P3 periods The heat pump functions at times preset by the user 8 el Fal i a o E 1 3 4 5 am auto sal pt l EL Bi J man kWh prog 5 cRNA HOON 6720646160 35 1V Fig 31 P2 and P3 periods Setting the operating periods to P2 and P3 4 operating periods will be set in each of the functions e 2 periods for days 1 to 5 e 2 periods for days 6 to 7 Definition of operating periods gt Access the P2 or P3 functions section 8 3 gt Press ok Display shows the start schedule of the 1 operating period in blink mode A2. gt Confirm the selection using the ok key The clock is set and the day of the week begins to blink E iN A o Np i 4 UO au h A NTA 5 6 7 n le x eC prog 6720646160 12 1V Fig 46 Setting the day of the week gt Press the or keys to set the day of the week gt Confirm the selection using the ok key i By default the first day of the week is Monday the second is Tuesday and so on The definition of the 15t day of the week can be changed if desired SUPRAECO W 6 720 646 161 2012 04 Environment disposal 8 10 Controls menu ok lt 35S menu ok manual pA op P3 Full a Off Mode aa ce Prog aa ee Leg Set eg oes Purg Info i OK Menu inicial OK Startmenu OK Po te n menu OK Menu poczatkowe 6720646160 47 3V 9 Environment disposal Environmental protection is a fundamental corporate strategy of the Bosch Group The quality of our products their economy and environmental safety are all of equal importance to us and all environmental protection legislation and regulations are strictly observed We use the best possible technology and materials for prote
3. Storage max pressurein switch on pressure of tank type pressure the system the safety valve 2 121 6 bar 181 251 121 HP 270 8 bar 121 181 121 10 bar 121 Blow N AJ WwW N AJ OQ 181 Table 6 5 9 Filling the storage tank NOTICE Damage to the appliance gt Prior to commissioning the appliance fill the storage tank with water and ventilate it SUPRAECO W 6 720 646 161 2012 04 Electrical Connections Check if the purge valve outlet is downwards oriented If gt Rotate the purge valve clockwise tightening to assure that the outlet is downwards oriented gt Open DHW connection Fig 6 6 and one or more hot water taps gt Open storage tank cold water inlet Fig 6 9 Storage tank filling starts gt Close hot water taps only when water flow is free of air pockets gt Connect the appliance to the power supply via a connection socket with an earth conductor gt Move main switch on the rear side of the appliance above the power cable gt Fig 3 18 to I Rotate circulation pump speed selector to position III 6720646160 51 1V Fig 15 Circulation pump gt Activate Purg function gt page 28 section 8 5 6 CAUTION Risk of scalding N gt Ensure that draining water from the purge valve presents no risk to people or property gt Open purge valve gt F
4. The hot water temperature is automatically set at 70 C SUPRAECO W 6 720 646 161 2012 04 Operation Upon reaching a temperature of 70 C the device returns to the previously selected mode The disinfection process will not be repeated until it is reactivated 8 5 4 Set function adjustments The Set function permits adjustment of the following values e Temperature units gt Chapter 8 8 e Time and day of the week gt Chapter 8 9 E O fa G 4667 ee om DECL auto z JCC Vom a man kWh OONO o 4s N prog 5 6720646160 18 1V Fig 37 Set function 8 5 5 Purg function purge Purg function is an auxiliary for the system purging process 6 6 fd G Bae 1 fa y semi auto ae TUCO prog 5 kWh LOCO ODA NODDED ODE Fig 38 Purg function To activate Purg function gt Access Purg function and press OK gt Circulation pump will start functioning After 5 minutes the appliance returns to the operating mode previously selected 8 5 6 Info function information The Info function permits display of the cumulative consumption over the past 30 days gt GED q x ATA n amp kwh prog LD ee ee ee eee Fig 39 Info
5. function Displaying the consumption gt Access the Info function and press ok Displays cumulative consumption in kWh SUPRAECO W 6 720 646 161 2012 04 reset consumption Displays with indication of cumulative consumption gt Press Displays with blinking del indication E Fa 5 6 am md auto AECL E lt prog sD kWh ARCA E CTT ENATOR ETTO 6720646160 42 1V Fig 40 del function gt Press ok The meter restarts the count 8 6 Troubleshooting This device is equipped with a troubleshooting function Anomaly indication is performed by means of a code Table 10 page 28 corresponding to the error indication symbol in the digital visor Fig 18 6 and the blinking of the functioning indicator light In most cases the device will only return to normal functioning following elimination of the cause of the malfunction and resetting of the device To identify the malfunction see Chapter 11 E 6 Fa a 123 4 gt m EE f Bee pe kWh CHOON NY A a 6 7 lZ menu ok J J 6720646160 43 1V Fig 41 Error code Resetting the system Press the ok key and hold it down for over 3 seconds menu gt 35S 6720646160 21 1V Fig 42 Res
6. weighs about 400 kg when the storage tank is filled with the weight distributed equally over its 3 adjustable feet To ensure faultless operation and easy access to all components and connections for maintenance and repairs maintain the minimum clearances specified in Fig 10 6720645393 04 2V Fig 10 Recommended minimum clearances mm 5 2 Secure the appliance gt Check the colour of the tilt label If itis not blue in the top arrow remove the shrink wrap and external protective packaging me gp 2n _ SY Sb LEZ 5 Ay Att oR ae PN DS 6720646160 46 1V Fig 11 gt Lift the appliance from its pallet gt To correctly align the appliance at the installation location adjust the height of the adjustable feet To ensure that the system operates faultlessly and the i condensate drains the appliance must be aligned vertically The appliance must not tilt more than 1 preferably in the direction of the condensate drain NOTICE Damage in the external casing gt Do not tilt the appliance more than 20 SUPRAECO W 6 720 646 161 2012 04 Installation 5 3 Installing the air ducts Inlet air can be taken from the room where the appliance is installed from another room or from the outside In the last two cases ducts must be assembled in the air inlet To ensure maximum
7. 25 Environment disposal ecececescecees 25 Maintenance oseese eos hoa tee eet ees 26 10 1 Generalinspections 0 0 cece eee ee 26 10 2 Performance check 0 e cece cece ees 26 10 3 Checking replacing the magnesium anode 26 10 4 Cleaning pe rete se te he Mette 26 10 5 Condensatehose eee eee eee eee 26 10 6 Safetyvalve 0 0 0 0 cece cece nee 26 10 7 Refrigerant circuit 000 27 10 8 High limit safety cut out 8 27 10 9 Draining the storage tank 0005 27 Display iiss seis vies ties sinc aa vale oaete se E EA 28 11 1 Faults that are shown on the display 28 126 DiSplayS 24 53 0ie ida o betel ole ute dethatndivs 28 SUPRAECO W 6 720 646 161 2012 04 Key to symbols and safety instructions 1 Key to symbols and safety instructions 1 1 Key to symbols Warnings Warnings in this document are framed and identified by a warning triangle which is printed on a grey background Electrical hazards are identified by a lightning symbol surrounded by a warning triangle Keywords indicate the seriousness of the hazard in terms of the consequences of not following the safety instructions NOTICE indicates that material damage may occur e CAUTION indicates that minor to medium injury may occur e WARNING indicates that serious injury may occur e DANGER indicates possibl
8. G D SJ 123 4 5 6 am rm auto a FE kWh prog OQDCDADADCDUDADADADCDGDADADADEDADUDADADADAD z 6 2 18 24 6720646160 39 1V Fig 32 Start of 1 operating period gt Use the and keys to define the operating start schedule gt Press ok Blinking display shows operating stop schedule for the 1 period gt Use the and keys to define the operating duration gt Press ok Blinking display shows the start schedule for the 2nd operating period E g o 128 23 4 5 an rm auto e FGC ie D lt omad Goo omar 6720646160 40 1V Fig 33 Beginning of the 2rd operating period If the start of the 2 operating period is defined within i the operating period of the 1 period the end of operation of the 1st period will be adjusted to the newly defined value 21 Operation gt Use the and keys to define the operating start schedule of the 2 4 period gt Press ok Blinking display shows the operating stop schedule for the 2nd period Use the and keys to define the operating duration gt Press ok Days 1 to 5 are now set GaCecne 123 4 am rm auto ro o as JN man kWh prog OUDODOOOOWDOWUWWUDADADADADADADADADA 0 s 6 2 8 24 Fig 34 St
9. Only an authorised contractor is permitted to install the appliance connect it to the mains install the air outlet inlet and commission the appliance DANGER Risk of electric shock Isolate the appliance from the power supply using the fuse or another protective device before carrying out any work on electrical parts DANGER Risk of electric shock The capacitor must discharge after the appliance has been switched off Wait at least 5 minutes DANGER Risk of electric shock To ensure compliance with all safety requirements a defective connecting cable may only be replaced by an authorised contractor gt e El All control monitoring and safety equipment of this appliance is fully wired and tested The appliance is set at the factory to a power supply of 230V 17 Commissioning NOTICE Fuse protection gt The wiring diagram must show a separate connection for the appliance There must be a 30 mA RCD and earth conductor The appliance is already equipped with a cable for the power supply Power is supplied via the connecting cable 2 m and an earthed wall socket 230 V AC 50 Hz For safety and maintenance purposes ensure that the socket is accessible after installation 6 1 Appliance s electrical connection The electrical connection must meet the current standards for electrical installations in the country of use gt Connect the
10. Safety control and protective devices 10 3 10 1 High pressure low pressure pressure switch 10 3 10 2 High limit safety cut out 00 10 3 10 3 Temperature sensor for air inlet 10 3 11 Corrosion protection c eee eee 10 3 12 Specification is enesenn soa eee wees wee Ee 11 3 13 Systemscheme 0 cece cece eee eee ee 12 3 13 1 Heat pump for DHW heating with boiler support 12 3 13 2 Heat pump for DHW heating with solar thermal system Support 22 eee eee eee eee ee 13 4 Transport and storage ccecceeeccecsceees 13 5 Installation scroscio a a a ieee 14 5 1 Installation location 0 e cece eee 14 5 2 Secure the appliance 00 e ee eee ee 14 5 3 Installing the air ducts 0 cece ee 15 5 3 1 Open flue operation 0 0c eee 15 5 3 2 Functioning with outside air 6 15 5 4 Installation 2 0 cece cece eee cee ene 15 5 5 Connection for the internal indirect coil 16 5 6 DHW circulation 00 cece eee e eee 16 5 7 Condensate hose connection 2 00 16 5 8 Expansion vessel accessories not included in standard delivery ccc cece eee aee 16 5 9 Filling the storage tank 0 eee eee 16 5 9 1 Water characterisitcs 0e eee eee 17 6 Electrical Connections ceceececsceeees 17 6 1 Appli
11. Two heat sources are used simultaneously until the desired temperature is reached Only electrical heat is used over 60 C Upon reaching the selected water temperature the device exits Full mode and returns to the mode previously selected 8 3 4 Off mode This operating mode disconnects the device Electrical power is only activated for the anti freeze protection function if necessary 6 f G Ww 123686 67 MCC i gt Ga gt B A J KC kWh prog sD CDCDADUDADDADCDADADADADCDADADADADEDADADADADADAD 6 12 1 24 6720646160 10 1V Fig 22 Modo Off Anti freeze function The electrical power is connected when the water temperature of the deposit reaches 5 C It is disconnected when the water temperature reaches 10 C 8 4 Setting the DHW temperature i The water temperature is factory set at a value of 50 C 19 Operation gt Press the or keys until the desired value is reached 6 fa i 9 A f 4 7 2 lA E m mim ze Si kWh prog QDODCDCDCDCDADIDIDADADADCDCDCDADADADCDADDCDCDID 0 6 12 18 24 6720646160 13 1V Fig 23 Setting the temperature Press the ok key to confirm the selection The selected temperature will blink 3x to signal confirmation The selec
12. and protective devices 3 10 1 High pressure low pressure pressure switch The pressure switch protects the refrigerant circuit from overpressure The pressure switch switches off the appliance in the event of overpressure An automatic reset occurs as soon as the pressure in the refrigerant circuit has been regulated 3 10 2 High limit safety cut out The high pressure safety cut out ensures that the storage tank s water temperature does not exceed the prescribed limit If the temperature rises above the limit the heating process is interrupted The reset is performed manually by an authorised contractor 3 10 3 Temperature sensor for air inlet The temperature sensor measures the temperature of the inlet air in the evaporator If the measured value is outside operating temperature range DHW production automatically switches from Combi operating mode to Electrical operating mode If the appliance is in Heat operating mode production is stopped until the measured value is within operating temperature range 3 11 Corrosion protection The internal wall of the DHW storage tank is glass lined double coating As an additional corrosion protection measure the storage tank is equipped with an internal magnesium anode It must be inspected at regular intervals and replaced if necessary First maintenance must be performed 6 months after installation In regions with more corrosive water special safety measures filter etc m
13. appliance must be tested to improve its heating output 10 3 Checking replacing the magnesium anode The appliance is protected against corrosion by an internal magnesium anode commissioning the appliance NOTICE Damage to the appliance Check the magnesium anode annually and replace if required Appliances operated without this protection are excluded from our warranty NOTICE Damage to the appliance The magnesium anode must be installed before The internal wall of the DHW storage tank is coated with a double glass lining The coating is designed for normal quality water When using more corrosive water the warranty only applies if additional safety measures f i dielectric joints have been taken and the magnesium anode is checked more frequently To check the protective anode gt Isolate the appliance from the power supply gt Remove front casing CAUTION Risk of scalding Before removing the magnesium anode drain about 75 litres of water from the storage tank 26 Remove magnesium anode A a 6720800765 05 1V Fig 47 Checking state of magnesium anode gt Check and if necessay replace the magnesium anode 10 4 Cleaning gt Check and clean the evaporator regularly The air inlet and air outlet apertures must be unobstructed and accessible gt Check the air grille air filter and air ducts regularly and clean them if nece
14. appliance performance and avoid condensation in the outer ducts surface use thermally and acoustically insulated ducts Choose aroom for the air inlet Observe the average air temperature and maximum required air flow rate gt Tab 4 To achieve as little air resistance as possible install the air inlet and air outlet ducts 160 mm as straight as possible The length of the ducts for the air inlet and air outlet must not exceed 6 m Do not install more than two 90 bends For each additional bend reduce the duct length by 1 m 160 mm Duct length for the air inlet and air outlet 6m Reduction for each 90 bend 1m Table 5 To ensure that condensate forming in the air inlet and air outlet ducts drains from the appliance gt Install air ducts at a slight angle to the opposite side of the air inlet and air outlet apertures on the top side of the appliance gt Limitthe pressure drop in the lines to 10 Pato ensure a minimum inlet air flow rate of 330 m h as well as the stated heating output 5 3 1 Open flue operation If the heat pump can be operated using the air in the installation room ensure that the room has a volume greater than 20 m AILS ine han Ln L1 C1 L2 L L3 C2 L4 A L L Li 160mm L lt 6m e 6720645393 08 3V ee T Fig 13 Corresponding duct length L 5 3 2 Functioning with outside air When using outside air assure t
15. 06 45 bend 7 746 900 690 90 bend 7 746 900 694 Table 3 Information about the appliance 3 6 Dimensions and minimum clearances kk o NIN k Y y Fig 2 Appliance dimensions 1225 1800 v SUPRAECO W 6 720 646 161 2012 04 6720645393 05 2V Information about the appliance 3 7 Appliance layout 0000000000 90000000 FF TTT 5 G Ef a HU O Ll ra f g Fig 3 Heat pump 1 Cold water inlet G1 2 Internal indirect coil outlet G1 3 Internal indirect coil inlet G1 4 Sensor well for temperature sensor data for programming unit for the solar thermal system or central heating 5 DHW circulation inlet G3 4 6 DHW outlet G1 7 Internal indirect coil 8 Thermal insulation 9 Cold water inlet to condenser 10 Cold water outlet from condenser 11 Air fan 12 Evaporator 13 Condenser gas water heat exchanger 14 Compressor 15 Sensor well for DHW temperature sensor 16 Magnesium anode 17 Electric heating insert 18 ON OFF switch 19 Adjustable feet 3x 20 Air outlet aperture 21 Airinlet aperture 22 Con
16. Installation and operating instructions SUPRAECO W Heat pump HP 270 6 720 646 161 2012 04 BD en A gt 6720645393 00 1V Please read the installation instructions before installing the appliance Please read the operating instructions before commissioning the appliance Please observe the safety instructions in the operating instructions The installation location must meet the requirements for sufficient ventilation Installation must only be carried out by an authorised contractor 7 JUNKERS Bosch Gruppe Table of Contents Table of Contents 1 Key to symbols and safety instructions 3 1 1 Key to symbols 0 ccc cece eee e nannan 3 1 2 Safety instructions 0 c cece eee eee 3 2 Standard delivery cece cece e cece cece eeeee 4 3 Information about the appliance 2c0005 5 3 1 Intended US 3 saca tenes ie eeee ss Pk eee 5 3 2 Overview of boiler types 0000 eee 5 3 3 Type plate sete scien carseeies auaseig ee selenendes he Sides ew 5 3 4 Description of appliance 0 00a 5 3 5 Accessories not included in standard delivery 5 3 6 Dimensions and minimum clearances 6 3 7 Appliance layout 0 cece cece eee eee 7 3 8 Electrical wiring diagram 00 cece eae 8 3 9 Refrigerant circuit 00 cece eee eens 9 3 10
17. afety valve at the appliance s cold water inlet If the water inlet pressure is higher than 8 bar 80 the i allowable maximum value 10 bar install a check valve The safety valve is controlled as soon as the water pressure in the appliance is more than 10 bar In this case it must be possible to divert the drain to a container NEVER SEAL OFF THE SAFETY VALVE S DRAIN Do not install any accessories between the safety valve and the appliance s cold water inlet NOTICE The safety valve drain tube must be installed in a frost free environment and downwards oriented 5 5 Connection for the internal indirect coil The appliance is equipped with an internal indirect coil for backup heating from solar thermal or central heating systems If DHW temperature in the tank reaches 80 C the external controller must switch off the backup circuit This is to prevent damage to the heat pump s refrigerant circuit or failure of the safety temperature limiter WARNING Danger of scalding Hot water can cause serious scalding Warn occupants of risk of scalding gt Install a thermostatic mixing valve to limit the hot water outlet temperature If the internal indirect coil is not used gt Do not remove the plugs from the internal indirect coil s inlet and outlet apertures DHW temperature sensor in the storage tank gt Install DHW temperature sensor in the correct pipe gt Fig 3 4 gt Insul
18. ance s electrical connection 18 7 Commissioning ccccececcecsccececseees 18 LA Before commissioning 0000e0ee 18 7 2 Switching the appliance on off 18 8 Operation visi cs Soeevased ee oes eels saseeiveeee ten 18 8 1 Working display 0cce cece cence ees 18 8 2 Working modes ccc cece eee e ee eees 18 2 10 11 8 3 Operating menu 2 cece cee eee eee 19 8 3 1 manual mode 0 eee e cece eee eee 19 8 3 2 P1 P2 and P3 modes 0 ee eee 19 83 3 FU ModE creea oetaid saan oie eee es 19 8 3 4 OffSmode cece cece eee E a 19 8 4 Setting the DHW temperature 19 8 5 Main MENU se saris custo a e tines mateo eats 20 8 5 1 Mode function heating modes 20 8 5 2 Prog function Timetable operation programming 21 8 5 3 Leg function automatic thermal disinfection 22 8 5 4 Set function adjustments 23 8 5 5 Purg function purge 0 eee 23 8 5 6 Info function information 065 23 8 6 Troubleshooting cece cece cece eens 23 8 7 Factory configurations 0 0008 24 8 8 Selecting the temperature units C or F 24 8 9 Setting the time and day of the week 24 8 10 Controls 2 cece cece nes
19. appliance to the power supply via a connection socket with an earth conductor 7 Commissioning 7 1 Before commissioning NOTICE Starting up the appliance when it has not been filled with water will damage it beyond repair gt Only operate the appliance once it has been filled with water gt Check whether the storage tank is filled with water gt Check all fittings for leaks gt Check the electrical connection 7 2 Switching the appliance on off Switching ON gt Move main switch on the rear side of the appliance above the power cable gt Fig 3 18 to I After the compressor start up the appliance should work at least for 5 minutes before it gets turned off again Switching off gt Move main switch to 0 NOTICE Appliance damaging Negative temperatures can lead to water freezing gt Do not disconnect power supply gt Move main switch to 1 Switch the appliance to Off mode gt section 8 3 4 page 19 or Drain the appliance 18 8 Operation 6720645393 01 1V Fig 17 Control panel 1 Display 2 Selection keys 3 Indicator light Device error indicator 0000 ABHHAWS saD 2 Circa VOODOO O00 6720645393 10 1V Fig 18 Display 1 Display 2 Heating in heat pump mode 3 External heat so
20. art of 1st operating period for days 6 to 7 If there s no need for a 2nd working period i Select the start schedule and end of functioning for the same time Repeat the above described operations for the operating periods of days 6 and 7 Completed definition of the 2 operating period for days 6 and 7 concludes the definition of the operating periods E 6 fal G A a J 123 4 5 am a z auto DIJ g B LL man kWh onpa gooo w O8 6720646160 38 1V Fig 35 Definition of periods 1 Start of 1st period 2 End of 1st period 3 Start of 2 period 4 Endof2 period Switching off the operating period gt Select the start schedule and end of functioning for the same time The operating period will be switched off 8 5 3 Leg function automatic thermal disinfection The Leg function permits activation deactivation of the thermal disinfection process This bacteria elimination process should be performed at least once a week 22 p boog 1 2 3 5 5 6 7 oe am p ew auto e LEO kWh prog CD0D0DODODODODODOOODAOCOOODODD DD Daododod0dD 7 6 72 18 4 6720646160 17 1V Fig 36 Leg function The device is factory set with the function deactivated Activation of the disinfection mode temporarily replaces any defined programm
21. assured while air inlet is between i 5 C and 35 C St fd G A A 12345 6 7 as wy ite oO AE se Bi al Li man prog sD kWh n TAN 6720646160 06 1V Fig 27 Heat pump mode This mode permits setting the water temperature anywhere between 30 C and 60 C Very low temperatures trigger activation of the anti freeze protection function gt page 19 Combi mode This mode used two heat sources depending on conditions the heat pump or the electrical supply SUPRAECO W 6 720 646 161 2012 04 Operation am K p auto a IDOE kWh prog sD D0D0000000D0DD0D0D0D00D00DADDaDaDdDdDdDd00D 6 2 1 24 6720646160 09 1V Fig 28 Combi mode This mode permits setting the water temperature anywhere between 30 C and 70 C If the water temperature inside the tank is less than 60 C i and the incoming air temperature is between 10 C and 35 C the heat pump will be used as the sole heat source The electrical power will be activated when these conditions are not achieved 8 5 2 Prog function Timetable operation programming The Prog function permits the heat pump to be programmed for operation based on the desired timetable only A O G N S 1 2 3 45 67 am A A C auto pm Fr oD Be prog 5 kWh OOOD ENON
22. ate the pipe to prevent heat loss 5 6 DHW circulation With regard to the output DHW circulation should only be used when it is really needed To avoid heat loss through a circulation system connected to the DHW distributor system this system must be controlled using a valve or a similar device Heat recovering time will be higher when using a recirculating system 5 7 Condensate hose connection The condensate is drained on the rear side of the appliance gt Connect the condensate hose to the condensate drain Fig 14 1 to allow the condensate to drain freely gt Drain condensate via an outlet siphon Fig 14 2 1 Accessory not included in standard delivery 16 E 6720646160 26 1V Fig 14 Condensate drain 1 Condensate drain 2 Outlet siphon 5 8 Expansion vessel accessories not included in standard delivery To prevent water loss from the safety valve a DHW expansion vessel can be installed gt Install the expansion vessel at the cold water connection between the storage tank and the safety assembly Table 6 serves as a reference for the selection of the expansion vessel The capacity of the expansion vessel must be selected subject to the water pressure in the system Details refer to a storage tank temperature of 60 C Capacity of the expansion vessel Safety valve Water corresponding to the
23. ature sensor aperture gt Fig 3 4 To bring the appliance into position at the installation location place straps around the storage tank 5 Installation gt Installation must only be carried out by an authorised contractor gt The heat pump installation must follow the applicable regulations gt Check that all pipe connections are intact and have not shaken loose during transportation gt Check the colour of the tilt label on the rear side of the appliance s packaging If the label is blue the appliance cannot be installed and should be returned on it s original packaging 5 1 Installation location Please note the following when choosing the installation location e The appliance must be installed in a dry frost free room Optimum appliance performance is achieved at room temperatures between 5 C and 35 C e Check that the appliance s installation area has the required resistance and alignment e Theair outlet and air inlet must not be in locations where there is a risk of explosion from gas steam or dust If open flue gas appliances are already installed at the installation location the appliance may not be operated with room air circulation Use of an inlet pipe for fresh air or another facility ensuring that the inlet air is separate from the gas appliance is mandatory Ensure that condensate drains correctly 14 e The plinth of the appliance must be strong enough the appliance
24. cting the environment taking account of economic considerations Packaging We participate in the recycling programmes of the countries in which our products are sold to ensure optimum recycling All of our packaging materials are environmentally compatible and can be recycled SUPRAECO W 6 720 646 161 2012 04 Used appliances Used appliances contain valuable materials that should be recycled The various assemblies can be easily dismantled and synthetic materials are marked accordingly Assemblies can therefore be sorted by composition and passed on for recycling or disposal 25 Maintenance 10 Maintenance DANGER Risk of electric shock Isolate the appliance from the power supply using the fuse or another protective device before carrying out any work on electrical parts 10 1 General inspections Inspect the appliance regularly to identify possible malfunctions Keep the appliance s casing the installation location clean gt Dust the system regularly using a damp cloth This way leaks can be identified and repaired at an early stage Check all fittings for leaks on a regular basis 10 2 Performance check The temperature difference between the air inlet and the air outlet must be 5 7 C If the temperature difference is greater gt Check the air inlet and air outlet ducts wrong air flow rate If the temperature difference is smaller gt Notify a contractor or customer service the
25. densate outlet 23 DHWcirculation pump 24 Front casing 25 Housing ring 26 Housing lid 27 Fastening for housing lid SUPRAECO W 6 720 646 161 2012 04 0 m 9 6720645393 06 1V 6720645393 01 1V Fig 4 User interface 1 Display 2 Setting buttons 3 Function fault display for appliance Information about the appliance 3 8 Electrical wiring diagram ese M M oH 6 _ O 6720646160 20 1V Fig 5 1 Temperature sensor for air inlet 2 Storage tank temperature sensor for DHW 3 Storage tank temperature sensor for cold water 4 Power cable 5 High pressure pressure switch 6 Capacitor for compressor 7 Compressor 8 Temperature controller for compressor 9 Low pressure pressure switch 10 DHW circulation pump 11 Air fan 12 Resistor 13 Resistor for high limit safety cut out 14 Control unit 8 SUPRAECO W 6 720 646 161 2012 04 Information about the appliance 3 9 The refrigerant circuit is a closed system in which the refrigerant R134a Refrigerant circuit circulates as a heat transfer medium Then the heat is transferred via a heat exchanger also referred to as a cond
26. e risk to life Important information Important information in cases where there is no risk of i personal injury or material losses is identified by the symbol shown on the left It is bordered by horizontal lines above and below the text Additional symbols Symbol Meaning gt a step in an action sequence gt a reference to a related part in the document or to other related documents a list entry alist entry second level Table 1 SUPRAECO W 6 720 646 161 2012 04 1 2 Safety instructions Installation gt Installation must only be carried out by an authorised contractor gt Do not install the appliance in the following locations outside inlocations prone to corrosion in locations with a temperature below 5 C in potentially explosive locations gt Check the tightness of all hydraulic connections before connecting the appliance to the power supply gt Wait until the appliance is at the installation location to remove it from its original packaging Danger of scalding Possible to operate with temperatures higher than 60 C Please install a thermostatic mixing valve on domestic hot water outlet connection Maintenance The operator is responsible for the safety and environmental compatibility of the appliance as well as its maintenance gt Only authorised contractors are permitted to maintain this appliance gt Isolate the appliance from the power sup
27. enser to the storage tank water The refrigerant R134a condenses The evaporator transfers the heat from the air to the refrigerant circuit and the refrigerant evaporates into a gas in the process R134a flows through the expansion valve in liquid state with decreasing The compressor compresses the refrigerant R134a thus increasing its pressure Then it is routed back to the evaporator temperature GH A ail PW 16 X 15 G i 14 a 18 Vr MY T D a mo D 6 gq 7 b 19 g q 10 8 Ea Sa 6720646160 23 3V Fig 6 1 Air fan 17 Water purge 2 Evaporator 18 High pressure pressure switch 3 Compressor 19 Magnesium anode 4 Condenser gas water heat exchanger 5 NTC temperature sensor air inlet 6 DHW connection 7 Temperature sensor aperture data for programming unit for solar thermal system or central heating 8 Internal indirect coil 9 Cold water inlet 10 Electric heating insert 11 NTC temperature sensor top of storage tank 12 DHW circulation pump 13 NTC temperature sensor bottom of storage tank 14 Dry filter 15 Expansion valve 16 Low pressure pressure switch SUPRAECO W 6 720 646 161 2012 04 Information about the appliance 3 10 Safety control
28. etting the system 23 Operation 8 7 Factory configurations Upon definition of the temperature units and timetable the device will operate according to the factory set values Heating mode Combi gt chapter 8 5 1 Manual functioning manual gt chapter 8 3 iG i B F eCa 2 SOUL k kWh eee 6720646160 37 1V Fig 43 Initial menu 8 8 Selecting the temperature units C or F Upon the 1 use the user must select the temperature unit fa TEL SIZ r auto o a N E lt vt pwc COcodoqocodocodocngocdcodocodoqfcocododocncoagco 6 2 1 24 6 am 6720646160 34 1V Fig 44 Selecting the temperature units gt Press the or keys to select the temperature unit gt Confirm the selection using the ok key 8 9 G Setting the time and day of the week The am pm selection is only valid if F is selected as the unit of temperature ea ATAss HE ry te Spl sEm prog O E Colada Mant 6720646160 11 1V Fig 45 Setting the time gt Press the or keys to set the time gt Confirm the selection using the ok key Display shows the minute digits blinking gt Press or keys to set the minutes 24
29. f fault If the fault continues to occur notify an authorised contractor E05 Not used Notify authorised contractor E06 Hold down setting buttons longer than 30 seconds Release buttons E07 Not used Notify authorised contractor E08 Not used Notify authorised contractor E09 Incorrect system purging Notify authorised contractor Water shortage for long period gt 12h Reset the system E10 Resistor faulty Notify authorised contractor Fault in the high limit safety cut out Adjusted temperature in the thermostat below the set point temperature in the tank E11 Fault in the fan Notify authorised contractor High pressure loss in the air ducts Leaks in refrigerant circuit Fault in the compressor Fault in the expansion valve Fault in the dry filter Table 10 Fault codes 11 2 Displays Display Description Note LEG Thermal disinfection process running When temperature reaches 70 C the appliance goes back to the mode previously selected HOT Temperature of inlet air gt 35 C Automatic stop of Heat pump mode when air inlet COLD Temperamie oi henee temperature is lower than 5 C or higher than 35 C Table 11 Display indications 7JUNKERS Bosch Thermotechnik GmbH Junkersstrasse 20 24 D 73249 Wernau www junkers com
30. hat the ducts are protected with the correct accessories 5 4 Installation NOTICE Damage to the ducts due to improper handling gt Do not allow ducts to become contaminated during installation f necessary flush the ducts with water prior to commissioning Fig 12 1 Airinlet 2 Air outlet SUPRAECO W 6 720 646 161 2012 04 It is advisable to purge the installation beforehand the presence of dirt may reduce the flow and in extreme cases cause a blockage It is recommended that a water filter be installed at the the appliance s cold water inlet NOTICE Corrosion damage to the storage tank s connections If the connections are copper Useanisolation fitting for the hydraulic connection This extends the service life of the magnesium anode 1 Accessory not included in standard delivery gt Determine the nominal diameter of the room s water installation Please note the current water pressure and the expected pressure drop gt Carry out the water installation in accordance with the applicable regulations Please observe the local regulations on DHW installations The water pipes can be rigid or flexible To avoid corrosion take into account the behaviour of the materials used in the pipework and the connections 15 Installation To avoid heat loss and improve appliance efficiency gt Insulate all water connections Safety valve gt Install a s
31. ig 16 1 until water drops out through the purge valve outlet Ensure that water drains correctly Fig 16 Purge valve 1 Purge valve 2 Condenser gas water heat exchanger gt Close purge valve gt Wait for about 5 minutes until Purg mode goes off Rotate circulation pump speed selector to position I Filling procedure is concluded If after a few minutes of operation display shows E09 you should gt Reset the appliance gt page 23 paragraph Resetting the system Rotate circulation pump speed selector to position III gt Activate Purg function gt page 28 section 8 5 6 SUPRAECO W 6 720 646 161 2012 04 Reopen purge valve for a few seconds to assure the complete purge of the system gt Rotate circulation pump speed selector to position l 5 9 1 Water characterisitcs Usage of water with unsuitable characterisitcs can result in prematurely failing Water hardness dH Water treatment 3 0 11 2 Not required Table 7 Water hardness pH Water treatment 6 5 9 5 Not required lt 6 5or gt 9 5 Required Table 8 pH value Water conductivity for sacrificial anodes 130 uS cm 1500 uS cm Table 9 Water conductivity Enamelled tanks must not be used with completely desalted distilled or de ionised potable water 6 Electrical Connections
32. ing Hot water can cause serious burns f WARNING Beware of burns gt Thermal disinfection should only be performed outside normal working hours Warn all users of the danger of burns and the need to perform thermal disinfection The disinfection process will run for a maximum period i of 24h After this time if a temperature of 70 C has not been reached due to consumption of hot water during the disinfection period the device will automatically return to the previously selected mode of functioning Automatic activation of the Leg function gt Access the Leg function and press ok Display with blinking indication man active gt Press Display with blinking indication auto active gt Press ok Leg function activated and blinking 15 day of the week li The hot water temperature is automatically set at 70 C Define the day of the week for disinfection gt Select the day using the and keys gt Press ok Define the time of disinfection gt Select the time using the e keys gt Press ok Upon reaching a temperature of 70 C the device returns to the previously selected mode Manual activation of the Leg function gt Access the Leg function and press ok Display with blinking indication man active gt Press ok Leg function activated i
33. lar or boiler 4 Information 5 Parameter adjustment entry 6 Error indicator 7 Service menu entry 8 Days of the week 9 auto man functioning 10 Indicator light 11 Prog menu entry 12 Clock adjustment 13 Timetable 14 Consumption 15 Storage tank sensor positions 16 anti freeze function 8 1 Working display Visible display symbol 3 Device functioning Visible display symbol Device inactive water temperature remains at previously selected temperature 8 2 Working modes Visible display symbol auto Operating periods in accordance with defined programming P1 P2 or P3 Visible display symbol man Permanent operation 24 h 7 days without defined programming or Full mode SUPRAECO W 6 720 646 161 2012 04 Operation 8 3 Operating menu Access the Operating menu gt Press the menu key for no longer than 3 seconds menu ok lt 3s 6720646160 14 1V Fig 19 Accessing the Operating menu Accessing the Operating menu provides access to the following modes of operation e manual e Pl P2 P3 e Full Off gt Use the or keys to select the desired working mode gt Confirm using the oK key To go back one menu i gt Press the menu key or gt Do not press any key for the following 15 seconds 8 3 1 manual mode In
34. mance part numbers approval data the coded data of manufacture FD and other specifications 3 4 Description of appliance Appliance for DHW heating with the following features e Glass lined steel storage tank with thermal insulation using rigid polyurethane foam DHW storage tank corrosion protected using internal magnesium anode e Separate refrigerant and DHW circuits e Heat pump automatically stops in the operating mode Heat pump if the air inlet temperature is below 5 C or above 35 C e High pressure low pressure pressure switch to protect the refrigerant circuit e R134a used as the refrigerant DHW temperatures between 30 C and 70 C the factory setting for the DHW temperature is 50 C u1 1 gt Section 8 5 1 SUPRAECO W 6 720 646 161 2012 04 3 5 Accessories not included in standard delivery Description Part number Fixation Brackets to fix ventilation pipes 7 746 901 002 Expansion vessel 121 7 747 204675 Sees ees 7 747 204 677 T for inlet air source selection 7 746 900 714 Shut off valve check valve 3 7 709 500 048 Shut off valve check valve 1 7 709 500 080 Weather louvre 7 719 003 334 Roof outlet 7 719 003 366 Flexible insulated thermal and acoustic ducts 7 719003 329 10m Air inlet and air outlet ducts 500 mm 7 746 900 698 Air inlet and air outlet ducts 1000 mm 7 746 900 702 Air inlet and air outlet ducts 2000 mm 7 746 900 7
35. oid dropping the appliance and damaging internal components do not pivot the appliance SUPRAECO W 6 720 646 161 2012 04 LNNANN OOO da 6720646160 28 2V NOTICE Transport damage gt Toavoid transport damage wait until the appliance is at the installation location to remove the protective packaging gt Transport and set down the appliance carefully Jerky movements can damage the internal glass lined coating the components and their connections or the external casing Use straps to prevent the appliance from becoming scratched gt Use suitable means of transport to bring the appliance to the installation location special car pallet truck etc General The appliance is delivered ona single pallet and is protected against transport damage by special packaging Always store and transport the appliance in its original packaging in vertical position check tilt label prior to installation and with the storage tank empty Ambient temperatures of 20 C to 60 C are permissible for storage and transport 13 Installation Fig 9 Manual transport NOTICE Damage from straps Remove front casing gt Fig 3 24 gt Make sure that the straps do not scratch or make indentations on the surface of the appliance gt Do not fasten the straps at the resistor gt Fig 3 17 or at the temper
36. on all the way down Fig 49 1 ____ 6720646160 27 1V Fig 49 Temperature controller 1 Reset button 2 Temperature controller After a fault has been remedied ensure that the temperature controller is in the position shown in Fig 49 10 9 Draining the storage tank CAUTION Risk of scalding Check the appliance s DHW temperature before opening the safety valve gt Wait until the water temperature has dropped enough to prevent burns and other damage gt Isolate the appliance from the power supply gt Close the water shut off valve at the cold water inlet and open one DHW tap gt Open drain set or gt Open safety valve gt Wait until no more water flows out of the drain set and the appliance has been completely drained SUPRAECO W 6 720 646 161 2012 04 27 Display 11 Display 11 1 Faults that are shown on the display Installation maintenance and repairs may only be carried out by an authorised contractor The following table lists the fault codes and their remedies Display Description Solution E01 Fault in the top storage tank temperature sensor Notify authorised contractor E02 Fault in the bottom storage tank temperature sensor Notify authorised contractor E03 Fault in the temperature sensor at the air inlet Notify authorised contractor E04 Temperature in storage tank gt 80 C Eliminate cause o
37. pairs on it Damage due to operator error Operator errors can lead to injuries and or material losses gt Ensure that children never operate this appliance unsupervised or play with it gt Ensure that only individuals who can operate this appliance correctly have access to it Standard delivery 2 Standard delivery 2 6720645393 03 3V Fig 1 1 Heat pump 2 Set of printed documents for the appliance 4 SUPRAECO W 6 720 646 161 2012 04 Information about the appliance 3 information about the appliance Appliances of the HP270 series are heat pumps which use the energy in the ambient air for domestic hot water DHW heating 3 1 Intended use The appliance may only be used for DHW heating Using the appliance for any other purpose will be considered incorrect use Junkers accepts no liability for any damage resulting from such use The appliance is not suitable for industrial applications Itis approved for household use only 3 2 Overview of boiler types HP 270 1 E 1 F l V S Table 2 HP Heat pump 270 Storage tank capacity 1 Version E Electronic control unit 1 Number of internal indirect coils in the storage tank F Floor installation I Indoor air intake V Vertical installation S Side connections 3 3 Type plate The type plate is located on the rear side of the appliance There you will find details on the appliance perfor
38. per EN255 3 20 C air DHW heating from 15 C to 45 C 2 20 C air DHW temperature 55 C SUPRAECO W 6 720 646 161 2012 04 11 Information about the appliance 3 13 System scheme 3 13 1 Heat pump for DHW heating with boiler support OUG D 6720646160 24 2V Fig 7 1 2 3 4 5 6 7 8 9 10 11 12 13 12 Additional heating element f i gas boiler DHW circulation pump Cold water inlet Shut off valve Check valve Safety valve Expansion vessel Drain set Heat pump DHW connection Outlet siphon Mixing valve Integrated electric heating element SUPRAECO W 6 720 646 161 2012 04 Transport and storage 3 13 2 Heat pump for DHW heating with solar thermal system support DH Fig 8 1 Thermal solar collectors 2 Solar programming unit 3 Cold water inlet 4 Shut off valve 5 Check valve 6 Safety valve 7 Expansion vessel 8 Drain set 9 Heat pump 10 DHW connection 11 Outlet siphon 12 Solar pump station 13 Container for safety valve drain 14 Mixing valve 15 Integrated electric heating element 4 _ Transport and storage NOTICE Transport damage gt Avoid tilting the appliance at an angle of more than 45 gt Take care when handling the appliance gt To av
39. ply before performing any maintenance work Maintenance and repairs Repairs may only be carried out by an authorised heating contractor Faulty repairs may pose a danger to the operator and cause malfunctions in the appliance gt Only original spare parts must be used Have an authorised contractor perform an annual inspection and maintain the appliance as needed Room inlet air Keep the inlet air free of contaminants It must not contain any of the following substances e corrosive substances ammonia sulphur halogen products chlorine solvents e fatty or explosive substances e aerosol concentrations Do not connect any other exhaust system to the appliance ventilation system Refrigerant Please observe the relevant environmental regulations when using and reusing refrigerant Do not allow refrigerant to be discharged into the environment Use the refrigerant R134a It is non flammable and does not have a destructive impact on the ozone layer gt Before working on parts of the refrigerant circuit remove the refrigerant to ensure work safety Use HFC 134a and PAG OL for maintenance purposes It contains fluorinated greenhouse gas and is rated with a greenhouse potential of 1300 in the Kyoto Protocol Instructions to the customer Explain to the customer how the appliance works and how to operate it Advise the customer that he she must not make any modifications to the appliance or carry out any re
40. ssary 10 5 Condensate hose gt Loosen the link between the tube of the condensers and the condenser collection parts gt Check for the presence of any dirt in the part and or the tube Reassemble the link between the tube and the condenser collection part 10 6 Safety valve gt Open the safety valve at least once a month gt Fig 48 to ensure that it is functional 6720608467 18 2AL Fig 48 Safety valve 1 Safety valve 2 Drain CAUTION Risk of scalding N gt Ensure that draining water from the safety valve presents no risk to people or property SUPRAECO W 6 720 646 161 2012 04 Maintenance 10 7 Refrigerant circuit NOTICE Refrigerant leak gt Repairs to the refrigerant circuit e g to the compressor condenser evaporator expansion vessel may only be carried out by an authorised contractor 10 8 High limit safety cut out The appliance is equipped with an automatic safety facility This safety facility isolates the DHW storage tank from the power supply to prevent the risk of injury if the DHW storage tank water temperature rises above a certain limit NOTICE The temperature limiter may only be reset by A an authorised contractor after the fault has been remedied Resetting the high limit safety cut out Remove front casing gt Fig 3 24 gt Remove the protective cap from the resistor gt Press reset butt
41. ted value blinks until the selection is validated If the selection is not validated within 10 seconds the previously selected value will remain active 8 5 Main menu Accessing the Main menu gt Press the menu key and hold it down for over 3 secs menu ok 6720646160 49 1V Fig 24 Accessing the Main menu Accessing the Main menu provides access to the following functions e Mode Heating modes Prog Timetable operation programming Leg thermal disinfection Set adjustments Purg purge Info information Use the or keys to select the desired menu gt Confirm using the ok key 8 5 1 Mode function heating modes The Mode function permits selection of 3 different heating modes e Electrical mode e Heat pump mode e Combi mode 20 J a ag Fal 2345 gag O 1 7 MIO OE es prog kWh OOOD ONCE 6720646160 19 1V Fig 25 Mode function Electrical mode In this mode the only heat source used is electrical power PAPARE a a IE auto VIDOE s prog kWh ALTOONA LO 6720646160 07 1V Fig 26 Electrical mode This mode permits setting the water temperature anywhere between 30 C and 70 C Heat pump mode Water heating is only
42. this working mode the device functions 24 hours a day 7 daysa week until it reaches a selected temperature Used heat source is defined using the Mode function gt Chapter 8 5 1 of Main menu da eas 123 45 6 7 O00 ir ILLL ne kWh an CDODADODADODODODODODODODADODODODODODCDODDODADD 6 12 _ 18 24 6720646160 37 1V Fig 20 manual mode 8 3 2 P1 P2 and P3 modes P1 mode Selecting this menu causes the device to function during the predefined factory time periods gt P1 period page 21 P2 and P3 mode Selecting this menu causes the device to function during user defined time periods gt P2 and P3 periods page 21 8 3 3 Full mode In this mode the device uses two heat sources simultaneously the heat pump and electrical power SUPRAECO W 6 720 646 161 2012 04 Full mode activation reduces device efficiency and should only be selected in the event of need for a rapid increase in water temperature A 9 Fo i LY f A amp 1 2 4 5 6 7 ary pm FULL a kWh prog 5 CDCDUDADADADADCDCDCDCDCDCDCDADADADADADADADADADAD 6 4 12 4 18 24 6720646160 08 1V Fig 21 Full mode This mode permits setting the water temperature anywhere between 30 C and 70 C
43. ust be taken and the magnesium anode must be serviced at shorter time intervals 10 SUPRAECO W 6 720 646 161 2012 04 Information about the appliance 3 12 Specification Unit HP270 0 Operation Heating output without electric heating insert kW 2 0 Performance coefficient COP 3 5 Heating output of integrated electric heating insert kw 2 0 Air inlet Air flow rate without with piping m h 350 330 Operating temperature C SD cag SPOS Compressor Refrigerant R134a g 375 Maximum pressure bar 27 Domestic Hot Water Storage tank capacity 270 Maximum heating output without with electric heating insert kw 2 0 4 0 Area of heat exchanger internal indirect coil m2 15 Maximum water temperature without with electric heating insert C 60 70 Maximum DHW flow rate I day 1270 Maximum operating pressure bar MPa 10 1 Cooling constant in 24 hours as per DIN 4753 Part 87 kWh day 0 96 Data on the electrical connecting leads Power supply voltage V 230 10 15 Frequency Hz 50 Electric current without with electric heating insert A 2 6 11 3 Total power consumption kW 2 6 Power consumption without electric heating insert kW 0 6 Protection class IP rating without with piping IP 21 24 General data Sound pressure level at a distance of 1 m dB A 45 Dimensions W x Hx D mm 124 x 1825 x 745 Net weight without packaging kg 143 Table 4 1 As
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