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ITV Greenline HE C6-C11, Installer'S Manual

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ITV Greenline HE C6-C11 Installer'S Manual Download Page 34

Electrical connections

 6 720 802 419 (2012/06) en

34

10.3.2 CANbus overview

Fig. 29 CANbus overview

10.3.3 Circuit board wiring

Fig. 30 Circuit board wiring

10.3.4 Power supply

The terminal blocks are strapped at the factory to a common power 

supply. Connect to L1, 1N and PE.

Fig. 31 Power supply

[1] Supply, heat pump

6 720 648 043-10.1I

6 720 802 416-18.1I

1

Summary of Contents for Greenline HE C6-C11

Page 1: ...Installer Guide Greenline HE 6 720 641 855 01 1I C6 C11 E6 E11 1x230V 6 720 802 419 2012 06 en ...

Page 2: ...electricity consumption which lowers your heating costs even more The installation of heat pumps for heat extraction from bedrock ground or lake water is subject to compulsory registration Contact the local government environmental and health protection office When purchasing the equipment the dealer installation engineer must make an energy estimate and assess the degree of energy coverage for th...

Page 3: ... Temperature sensor installation 29 9 10 Filling the heating system 30 9 11 Filling the collector system 30 10 Electrical connections 32 10 1 Connecting the heat pump 32 10 2 Soft starter 32 10 3 Electrical connection wiring diagram 33 10 4 External connections 38 10 5 Connection groundwater pump 38 10 6 Combined operation of two heat pumps cascade connection 39 11 Control panel 40 11 1 Panel over...

Page 4: ...17 5 Acknowledgement of alarms 65 17 6 Alarm timer alarm mode 65 17 7 Alarm categories 66 17 8 Alarm window 66 17 9 Alarm functions 67 17 10 Alarm log 71 17 11 Alarm history 71 17 12 Information log 72 18 Factory settings 73 18 1 Return to factory settings 73 18 2 Factory values 73 19 Environmental protection 76 20 Maintenance 77 21 Commissioning protocol Greenline HE 78 ...

Page 5: ... by a qualified installer Service and maintenance B Only qualified personnel may carry out repairs Incorrect repairs can lead to serious risks to the user and a reduction in savings B Only use original spare parts B Service and maintenance must be carried out annually by an authorised service representative Safety instructions in this document are framed and identified by a warning triangle which ...

Page 6: ...Fig 1 1 Heat pump 2 Flow sensor 3 Adjustable feet 4 Outdoor sensor 5 Document set 6 Particlefilter R3 4innerthread fortheheatingsystem C6 C11 7 Drain plug 8 Ball valve 9 Safety valve 10 Expansion vessel 11 Filling unit DN25 C6 C11 E6 E11 6 720 802 416 01 1I 7 8 6 11 3 1 2 5 9 10 4 ...

Page 7: ...pump B Make sure there is a floor drain in the room where the heat pump is installed 3 7 Checks before installation B Installation of the heat pump should be performed by a qualified installer B Beforetheheatpumpiscommissioned theheatingsystem hotwater cylinder and the collector circuit system including the heat pump must be filled and vented B Check that all pipe connections are intact and have n...

Page 8: ...ion between the circuit boardsis by four wires because the 12V supply between the circuit boards must also be connected The circuit boards have markings for both the 12V and CAN BUS connections Switch Term is used to mark the start and end of a CAN BUS loop Ensure that the correct circuit board is terminated and that all other switches are in the opposite position Fig 2 GND Earth CANL CAN low CANH...

Page 9: ...ximity to the electronics Keep a distance of at least one metre from expanded polystyrene protective plastic and other packaging synthetic material e g fleeces and similar before starting work A condition for good ESD protection is a ground connected bracelet when handling electronics This bracelet must be put on before opening the screened metal bag packaging or before exposing an installed board...

Page 10: ...m sensors are used when factors other than the outdoor temperature influence the indoor temperature of the house For example this can be when a stove or fan assisted radiator is used in the house or if the house is sensitive to the wind or exposed to direct sunlight 4 3 Time control for heating Program control the control unit offers four fixed and two individual programs for clock setting of day ...

Page 11: ...tly installed andthattheflowand temperaturesonthehotandcoldsides are adjusted as recommended The value should therefore be regarded as an estimate of the actual emitted output The margin of error in the calculation is normally put at 5 10 In addition the energy output is affected by the outdoor temperature the settings for the thermostat and room controls and heat pump usage Ventilation indoor tem...

Page 12: ... 6 All dimensions are stated in mm 1 Collector circuit in 2 Collector circuit out 3 Cold water in 4 Electrical connections 5 Flow heating system 6 Hot water out 7 Return heating system 100 100 300 1800 6 720 641 570 10 1I 6 720 647 043 32 3I 600 46 52 190 645 119 100 173 67 81 5 3 7 4 211 1 2 20 800 6 ...

Page 13: ...ted in mm 1 Electrical connections 2 Collector circuit out 3 Collector circuit in 4 Return hot water heater 5 Flow hot water heater 6 Return heating system 7 Flow heating system 100 100 400 1520 6 720 641 855 03 1I E F D C A B 105 189 213 600 47 168 48 645 88 6 7 4 5 1 3 2 6 720 647 043 33 1I 20 800 ...

Page 14: ...Compressor with insulation 9 Expansion valve 10 Sight glass 7 1 2 E6 E11 Fig 10 11 Condenser 12 Soft starter 13 Heat carrier pump 14 Reset button for overheat protection to electric heater hidden 15 Electric additional heat 16 3 way valve 17 Particle filter for the heating system 18 Double shelled hot water heater 19 Drain tap under the hot water heater 1 2 4 12 5 18 3 19 6 8 9 7 10 13 11 15 14 16...

Page 15: ... E21 T9 Sensor Heat transfer fluid in E21 T10 Sensor Collector circuit in E21 T11 Sensor Collector circuit out E21 V101 Filter Table 6 E21 E22 E22 Heat pump E22 E2 Electric additional heat E22 G2 Heat carrier pump E22 G3 Collector circuit pump E22 Q22 3 way valve E22 R101 Non return valve E22 T6 Hot gas sensor E22 T8 Sensor Heat transfer fluid out E22 T9 Sensor Heat transfer fluid in E22 T10 Senso...

Page 16: ...d heating circuit with buffer tank When installing to underfloor heating systems with individual room control a system solution with a buffer tank E11 C111 is required to guarantee the flow over the heat pump 6 720 649 701 01 1I For explanations to the system solutions Æ 7 2 1 ...

Page 17: ... year If a bypass is used and an external circulation pump is fitted the flow over the heating system can be reduced by 40 of the nominal flow of theheat pump Ensurethatmostofthethermostat valvesarefullyopen Otherwise an accumulator tank of at least 100 litres in capacity must be installed The bypass length must be at least ten times that of the pipe s inner dimension 6 720 649 701 02 1I For expla...

Page 18: ...ircuit with buffer tank and external hot water heating When installing to underfloor heating systems with individual room control a system solution with a buffer tank E11 C111 is required to guarantee the flow over the heat pump 6 720 649 701 03 1I For explanations to the system solutions Æ 7 2 1 ...

Page 19: ... underfloor heating systems with individual room control a system solution with a buffer tank E11 C111 is required to guarantee the flow over the heat pump 6 720 649 701 04 1I For explanations to the system solutions Æ 7 2 1 For more information about the combi heater COMBI see the Installation and conversion kit manual for the combi heater ...

Page 20: ... 2 6 Combined operation of two heat pumps cascade connection Fig 15 Two heat pumps cascade connection with unmixed and mixed heating circuits buffer tank and external hot water heater 6 720 641 855 14 2I For explanations to the system solutions Æ 7 2 1 ...

Page 21: ... delta_T 7K l s 0 20 0 25 0 31 0 38 Min max flow temperature C 20 65 Max permitted operating pressure bar 3 Heating water incl outer shell hot water heater l 47 Connection Cu mm 22 Hot water Max output with without electric additional heat 9kW kW 5 0 14 0 6 6 15 6 8 7 17 7 10 2 19 2 Volume hot water l 185 NL figure 1 0 1 2 1 5 1 8 Min max permitted operating pressure bar 2 10 Connection stainless ...

Page 22: ... 1 2 3 4 5 V m h 0 1 2 3 4 5 6 7 8 9 10 11 12 0 10 20 30 40 50 60 70 80 90 100 110 120 H m 6 720 641 855 36 2il 0 1 0 0 4 2 1 8 0 6 0 2 0 V l s H kPa p c m ax 0 2 4 6 8 10 12 14 0 2 4 6 8 10 Q m h H m 6 720 641 855 37 1I 0 2 5 1 0 5 1 5 2 3 Q l s 0 20 40 60 80 100 120 140 H kPa 0 1 2 3 4 5 6 7 8 U 10 V 4450 1 min U 9 V 3990 1 min U 8 V 3520 1 min U 7 V 3060 1 min U 6 V 2590 1 min U 5 V 2200 1 min ...

Page 23: ...Global Warming Potential GWP100 1526 kg 1 6 1 6 1 8 2 4 Max pressure bar 31 Heating system Nominal flow delta_T 7K l s 0 20 0 25 0 31 0 38 Min flow temperature C 20 Max flow temperature C 65 Max permitted operating pressure bar 3 Hot water content l 7 Connection Cu mm 22 Values for electrical connection Electrical supply 230V 1N 50Hz Fuse slow with electric additional heat 3 6 9 kW A 25 40 63 32 4...

Page 24: ... 0 6 0 2 0 V l s H kPa p c m ax 0 2 4 6 8 10 12 14 0 2 4 6 8 10 Q m h H m 6 720 641 855 37 1I 0 2 5 1 0 5 1 5 2 3 Q l s 0 20 40 60 80 100 120 140 H kPa 0 1 2 3 4 5 6 7 8 U 10 V 4450 1 min U 9 V 3990 1 min U 8 V 3520 1 min U 7 V 3060 1 min U 6 V 2590 1 min U 5 V 2200 1 min U 4 V 1660 1 min U 3 V 1200 1 min A B C D E F G H 6 720 641 855 39 2il V m h H m 0 10 20 30 40 50 60 70 80 5 2 0 1 0 0 5 1 5 2 ...

Page 25: ...ulations and requirements including any corresponding special rules National building regulations EN 60335 Electrical appliances and similar utilities Safety part 1 General demands part 2 40 Special demands on electrical heat pumps air conditioners and air dehumidifiers EN 12828 Heating systems in buildings Design and installation of water based heating systems ...

Page 26: ...damage components Filling unit A filling unit is included in the delivery and should be installed close to the collector circuit inlet Expansion vessel safety valve pressure gauge The expansion vessel safety valve and pressure gauge are to be provided by the dealer Collector circuit pump Factory setting for the collector circuit pump is max Æ Figure 16 The setting may need to be adjusted to achiev...

Page 27: ... to install the tank so that any air disappears upwards If the tank is installed incorrectly the air will continue on in the circuit ÆFigure 17 Fig 17 Installing the expansion vessel As an alternative to a plastic vessel a membrane expansion vessel in the heat transfer circuit can be used Select membrane expansion vessel according to Antifreeze Corrosion preventative Frost protection to 15 C shoul...

Page 28: ...le place in the collector circuit 9 5 Flushing out the heating system The heat pump is a part in a heating system Faults in the heat pump can be caused by poor water quality in the radiators floor loops or air penetrating the system continuously Oxygen causes corrosion products in the form of magnetite and sediment Magnetite has a grinding effect on the heating system s pumps valves and components...

Page 29: ... T3 C The sensor is pre installed in the hot water heater E The sensor must be installed when the external hot water heater is used Install the sensor approx 1 3 up from the bottom of the hot water heater The sensor must be installed over the return connection to the heat pump 9 9 4 Room sensor T5 CANbus LCD accessory See separate instruction manual for complete information Installation location r...

Page 30: ...mandtheinnerdiameterof the pipe can be made using table 18 The following description of filling presupposes the use of the filling station accessory Follow corresponding steps if other equipment is used Fig 21 Filling unit B Connect two hoses from the filling station to the filling unit Æ Figure 22 Fig 22 Filling with filling station B Fill the filling station with collector circuit fluid Fill wat...

Page 31: ... B The circuit must be pressurized when venting is complete Turn the valves on the filling unit to pressure increase position and pressurize the circuit to 2 5 to 3 bar Æ Figure 26 Fig 26 Filling unit in pressure increase position B Turnthevalvesofthefillingunittonormalposition ÆFigure 27 and turn off the pump on the filling station Fig 27 Filling unit in normal position B Disconnect the hoses and...

Page 32: ...t starter has four different alarm causes see table below Type 2 alarms are due to large voltage variations in the electricity grid Type 3 alarms indicate the existence of a fault in the compressor Types 4 and 5 alarms are there to protect the soft starter DANGER Risk of electric shock B Switchoffthemainpowersupplybeforestartingwork on the electrical part The heat pump s electrical connections mus...

Page 33: ...ional heat F2 Miniature circuit breaker heat pump F11 Motor cut out compressor K2 Contactor electric additional heat stage 1 K3 Contactor electric additional heat stage 2 X1 Terminal block BAS Circuit board PGB Circuit board PIL Circuit board PEL Circuit board PSU Circuit board F31 PCB protective anode only stainless water heater a 6 11 kW C model b 6 11 kW E model 6 720 802 416 07 1I a b ...

Page 34: ...Fig 29 CANbus overview 10 3 3 Circuit board wiring Fig 30 Circuit board wiring 10 3 4 Power supply The terminal blocks are strapped at the factory to a common power supply Connect to L1 1N and PE Fig 31 Power supply 1 Supply heat pump 6 720 648 043 10 1I 6 720 802 416 18 1I 1 ...

Page 35: ...iniature circuit breaker electric additional heat F2 Miniature circuit breaker heat pump F11 Motor cut out compressor F21 Power supply to overheat protection F31 Protective anode C model with stainless water heater K2 Contactor electric additional heat stage 1 K3 Contactor electric additional heat stage 2 Q1 Soft starter PSU Circuit board 6 720 802 416 10 1I ...

Page 36: ...tor electric additional heat stage 1 K3 Contactor electric additional heat stage 2 E11 G1 Circulation pump circuit 1 G2 Heat carrier pump G3 Collector circuit pump Q21 3 way valve F51 Fuse 6 3A E11 P21 General alarm E41 G61 Circulation pump hot water E12 Q11 Extra mixing valve circuit 2 E12 G1 Circulation pump circuit 2 6 720 802 416 12 1I 1 P2 P2 potential free connection for cirkulation pump gen...

Page 37: ...installation B11 External input 1 E41 F31 Alarm protective anode E11 T1 Flow E10 T2 Outdoor sensor E41 T3x Hot water E model E12 T1 Flow circuit 2 G2 Heat carrier pump E12 B11 External input circuit 2 B12 External input 2 E41 T3 Hot water C model T6 Hot gas sensor T8 Heat transfer fluid out T9 Heat transfer fluid in T10 Collector circuit in T11 Collector circuit out RLP Low pressure switch 6 720 8...

Page 38: ...line always connected Dotted line option alternative E31 G33 Control signal circulation pump ground water E11 G1 Circulation pump circuit 1 E11 P2 General alarm E41 G6 Circulation pump hot water E12 Q11 Extra mixing valve circuit 2 E12 G1 Circulation pump circuit 2 B11 External input 1 E11 T1 Flow circuit 1 E10 T2 Outdoor sensor E41 T3x Hot water E12 T1 Flow circuit 2 E12 B11 External input circui...

Page 39: ...S heat pump 2 from A 0 to A 1 Æ Figure 38 Set termination switch to Term mode on PEL heat pump 2 If one wishes to proceed to accessories this is done from either heat pump 1 or heat pump 2 PEL CAN 2 and then set the termination switch to non Term mode Fig 38 Addressing heat pumps 1 and 2 6 720 802 416 19 1I 1 2 CAUTION Do not mix up the 12V and CAN BUS connections The processorsare destroyed if12V...

Page 40: ... to change to a lower menu level or save a change 11 6 Return button Use to Go back to the previous menu level Leave a setting display without changing the set value 11 7 Mode button Use to change type of operation Change type of operation 11 8 Info button Use to see information from the control unit about operating mode temperature program version etc The lamp lights green The heat pump is runnin...

Page 41: ... 8 B Set Minimum outdoor temperature Æ Chapter 16 1 B Specify if Groundwater is used B Set Circuit 1 Heating Type of heating system Æ Chapter 16 1 B Set Circuit 1 Cooling if Cooling installed option see the option documentation B Set Circuit 2 3 Æ Chapter 16 1 option Mixing valve mode Type of heating system Mixing valve running time B Select option in Protective anode installed Æ Chapter 16 2 B Se...

Page 42: ...en heating system flow and return approx 7 10 K Temperaturedifferencebetweencollectorcircuitinandoutapprox 2 5 K recommendation 2 3 K When the temperature difference is too small B Reduce the speed of the corresponding circulation pump G2 or G3 in order to obtain a lower flow When the temperature difference is too great B Increase the speed of the corresponding circulation pump G2 in order to obta...

Page 43: ...ledged manually in the control unit This makes it possible to remove the sensor from the control unit if it is not used Sensors for options Circuits 3 4 etc The control unit recognizes which sensors are installed and acknowledges them automatically An accessory sensor can be deacknowledged manually in the control unit This makes it possible to remove the sensor from the control unit if it is not u...

Page 44: ...armer Change when colder warmer Room temperature influence no room sensor Room temperature exception Copy to all heating circuits 0 0 0 0 1 1 1 1 0 0 0 Circuit 2 3 option Mixing valve mode 1 Type of heating system 1 Highest permitted flow temperature T1 1 Lowest permitted flow temperature T1 1 Heat curve 0 Room sensor As Circuit 1 Heatings 0 1 Room temperature program As Circuit 1 Heating minus Co...

Page 45: ...electric additional heat Heating Hot water 0 0 Table 28 Energy metering menus Timers Access level Extra hot water 0 Hot water peak time for warm keeping 1 Alarm mode delay 0 Operating time for heating at hot water demand 0 Hot water operating time at heating demand 0 Heat pump x timers Compressor start delay 0 Compressor start delay groundwater 1 G2 heat carrier pump stop delay 1 Block low pressur...

Page 46: ...ted I O boards Shows which circuit boards are connected and their program version 1 Compressor working area Outdoor stop function activated 1 Generated energy Heating 1 Hot water 1 Operating times and consumptions Displays the total operating times of the compressor and additional heat Short term measurements can be made 1 Temperatures All connected temperature sensors are displayed and can also b...

Page 47: ... out T11 Lowest permitted temperature E21 T11 1 Lowest permitted temperature E22 T11 1 Hysteresis alarm reset 1 Number of warnings before alarm 1 Table 33 Safety functions menus General Access level Room sensor settings Show outdoor temperature in room sensor 0 Set date 0 Set time 0 Summer winter time 0 Display contrast 0 Language 0 Country 1 Table 34 General menus Alarms Access level Information ...

Page 48: ...temperature of the heating water out to the circuit i e the flow temperature is measured by sensor T1 for circuit 1 full name E11 T1 and sensor T1 for circuit 2 full name E12 T1 Each circuit is controlled by its own heat curve The installer sets the type of heating for each circuit that is Radiator or Underfloor The curveforUnderfloorhaslowervaluesbecausethefloorsdonottolerate such high temperatur...

Page 49: ...rk the value Fig 47 B Turn the menu dial to change the value Press the dial to save or use to return without saving Inthewindow thesquareismarkedagainandanychangedvaluesare displayedafterthesquare Inaddition thecurveisupdatedaccording to the new value Change a specific value for example the value at an outdoor temperature of 0 C B Turnthemenudialwhenthesquareismarkeduntil0 C ismarked Æ Figure 48 B...

Page 50: ...k the value to be changed Fig 51 B Turn the menu dial until the desired setting has been selected B Then press the menu dial B Turn the menu dial to be able to set additional values in the same way as above B Go back one step with B Select Saving alternative Return without saving Program 1 Program 2 The set changes are saved as a selected program or not at all B To adjust the normal temperature pr...

Page 51: ... flow line temperature is affected when Room temperature exception is to apply Room temperature during time program Copy to all heating circuits The same as when there is a room sensor see above Circuit 2 3 Make the settings for the first mixed circuit under Circuit 2 Other circuits are displayed only if they exist The same functions apply to these as the functions for circuit 2 Mixing valve mode ...

Page 52: ... radiator or underfloor With an underfloor system the mixing valve should be fully closed at 45 C 2K 43 C with factory settings Mixing valve start closing B Set how many K C below the value for fully closed mixing valve the closureofthemixingvalveshouldbegin Theresultis43 C 2K 41 C with the factory settings for underfloor heating Factory setting 80 0 C Lowest value 1 Highest value 100 0 C Table 60...

Page 53: ...perating time for heating at hot water demand has passed Heating demand is not active during summer operation General Summer winter operation Winter operation If On is selected the heat pump is constantly in winter operation and heat and hot water are always produced Off signifies constant summer operation onlyhot water is produced Automaticsignifies change over at the set outdoor temperature Outd...

Page 54: ...w often a hot water peak should take place 1 means a hot water peak every week 2 means that a hot water peak takes place in all even weeks of the year i e in week 2 4 6 etc 3 means week 3 6 9 etc 4 means week 4 8 12 etc Start time B Set the time of the hot water peak Maximum time Time for warm keeping B Set Maximum time and Time for warm keeping Thehotwaterpeakisactivatedontheselecteddayandatthese...

Page 55: ...circulation pump Time settings can then be made B In Yes change hot water mode to comfort mode Time settings B Set up to four separate intervals B To change time turn the menu dial until the desired time appears Push the menu dial to continue to the next setting field B Go back to the previous field by using B Press the menu dial in the last setting field to save settings Hot water circulation tak...

Page 56: ...at should apply to the circuit during the period Copy to all heating circuits Block hot water production Circuit 2 3 optional Activate holiday function Start date Stop date Room temperature B Set the values in the same way as for Circuit 1 and hot water 16 4 Energy measurements Generated energy This displays Generated energy in kWh divided into Heating and Hot water Consumption electric additional...

Page 57: ...ing time for hot water at heating demand 30 min 1 Heat pump x timers Compressor start delay 10min 3 Compressor start delay groundwater Installer General Groundwater Compressor start delay 15s 1 G2 heat carrier pump stop delay 5min 3 Block low pressure switch 150s 3 Compressor working area timers Block after hot water production 120s 3 Delay after temporary stop 60min 3 Block after low outdoor temp...

Page 58: ...C Highest value 35 0 C Table 107 Room temperature Factory setting No Alternative No Yes Table 108 Blocking Factory setting No Alternative No Yes Table 109 Start collector circuit pump Factory setting No Alternative No Yes Table 110 Alarm at low pressure in collector circuit This function requires the installation of a pressure switch in the collector circuit and its connection to the external inpu...

Page 59: ...p function is deactivated and the compressor starts automatically if there is a demand Generated energy This displays Generated energy in kWh divided into Heating and Hot water Operating times and consumptions The total operating time for the control unit heat pump x and additional heat active connection It can also make short term measurements for compressor and additional heat In winter mode ant...

Page 60: ... for shunted additional heat status for external inputs and protective anode are shown Only connected inputs are displayed Outputs All components can be manually operated individually here to check function Manual operation time B Set the number of minutes for manual operation Different vital components can be put into operation turned off separately With 0min status e g On or Off is displayed for...

Page 61: ...d run simultaneouslywith the compressor or continuously 16 8 Additional heat The additional heat works together with the heat pump to maintain the right heating in the circuits The additional heat can be selected to work alone Under Additional heat there are Additional heat general Electric additional heat Hot water electric heater Additional heat program Additional heat general Under Additional h...

Page 62: ...t D constant Minimum PID signal Maximum PID signal Hot water electric heater Under Additional heat there are also settings for additional electric heat in hot water heaters Acknowledge hot water additional heat Factory setting No Alternative Yes No Table 139 Block additional heat Factory setting 10 C Lowest value 30 C Highest value 40 C Table 140 Maximum outdoor temperature for additional heat Fac...

Page 63: ...or temperature in room sensor Set date Set time B Checkandchange ifnecessary date and time These are used by the control unit to manage the different clock settings e g holiday and room temperature program Summer winter time B Selectifthereshouldbeautomaticchangeoverbetweensummerand winter time or not dates according to EU standard Display contrast B If necessary change the background light of the...

Page 64: ...he interval The setting applies to all alarm buzzers Blocking time B Indicate the times between which the alarm buzzer may not give out a sound All alarm buzzers are silent during a set interval Alarm indication control unit Block alarm buzzer The setting applies only to the control unit s alarm buzzer Alarm indication room sensor Block alarm indicator lamp B Set if the indicator lamp should be of...

Page 65: ...alarm the alarm buzzer on the heat pump sounds for one second peralarmbuzzerintervalset Atcertaintimesofthedaythealarmbuzzer can be blocked or blocked altogether In the event of a warning alarm the alarm buzzer does not sound 17 5 Acknowledgement of alarms Acknowledgement means that you have to press to make the alarm window disappear What happens after acknowledgement is described in the respecti...

Page 66: ...umber of times during a certain time period if there are more during the period a category A alarm is sounded M Used for board connection problems 17 8 Alarm window When an alarm warning occurs the display shows information about what has happened At the same time information is saved in the alarm log and alarm history Fig 52 Example Meaning A B C D E F G h In J K L M Z Stops the compressor X X X ...

Page 67: ...ch goes over into A Alarm lamp buzzer Yes Restart Acknowledgement is required in category A 17 9 6 Low temperature collector circuit out E2x T11 Function Warning alarm is given if the temperature of the collector circuit out is too low First a warning is given If the warning appears severaltimes during acertain timeperiod thewarning transformsintoa category A alarm For settings of T11 ÆChapter 16 ...

Page 68: ...nal heat mixing valve shut Reset condition The value of the sensor indicates 0 C Category H Alarm lamp buzzer Yes Restart Automatic once the alarm cause has disappeared 17 9 16 Short circuit on sensor E11 T1 flow Function The alarm is activated when the sensor s value indicates a temperature higher than 110 C The flow temperature T1 becomes identical to T8 If there are several heat pumps installed...

Page 69: ...same formula as in the event of a failure Æ Chapter 17 9 25 Reset condition The value of the sensor indicates 110 C Category H Alarm lamp buzzer Yes Restart Automatic once the alarm cause has disappeared 17 9 27 Failure on sensor E2x T9 heat transfer fluid in Function Activated when the sensor s value indicates a temperature lowerthan0 C T9iscalculatedaccordingtothefollowingformula T9 T8 Compresso...

Page 70: ...ction The warning isactivated when the differencebetweensensor E2x T10 and E2x T11 exceeds 6K 30 min after compressor start and change of production mode the temperature difference is measured and if it is too big the warning is given after a delay of 15 min The warning is not given when the compressor is inactive Reset condition The warning does not shut down any function but is registered in the...

Page 71: ... the display Alarm text Displayed at the top of the display Full component name is most often indicated Start date Start time Indicates when the alarm occurred Stop date Stop time Indicates when the alarm was acknowledged cancelled Heat pump x On Off Additional heat Off Blocked T1 Flow line Current value T1 Flow line set point value Current set point value T2 Out Current outdoor temperature Hot wa...

Page 72: ...he collector circuit out is too low First a information is given If the information appears several times during a certain time period the warning transforms into a category A alarm For settings of T11 ÆChapter 16 9 Alarm timer starts Yes Reset condition T11 exceeds the lowest permitted temperature T11 plus hysteresis Category J which goes over into A 17 12 6 Hot water peak failure new try within ...

Page 73: ...eft or right end point Change when much colder warmer Change when colder warmer Room temperature influence no room sensor Room temperature exception Copy to all heating circuits HP optimized 20 0 C 0 0 C 8 3 3 0 17 0 C No 0 0 0 0 1 1 1 1 0 0 0 Circuit 2 3 Mixing valve mode Off 1 Type of heating system Underfloor 1 Highest permitted flow temperature T1 Radiator Underfloor 80 45 C 1 Lowest permitted...

Page 74: ... collector circuit pump No 1 Alarm at low pressure in collector circuit No 1 External input circuit 2 3 Invert input No 1 Block heating at tripped underfloor temperature limiter No 1 Block heating No 0 Room temperature No 0 0 C 0 Table 171 Factory value External control Installer F value Access level General Anti seizure mode Day of the week Start time Wednesday 12 00 1 1 Highest permitted flow te...

Page 75: ...alue Access level Setting collector circuit in T10 Lowest permitted temperature E21 T10 6 0 C 4 0 C Groundwater 1 Lowest permitted temperature E22 T10 6 0 C 4 0 C Groundwater 1 Hysteresis alarm reset 1 0K 1 Number of warnings before alarm 1 1 Setting collector circuit out T11 Lowest permitted temperature E21 T11 8 0 C 2 0 C Groundwater 1 Lowest permitted temperature E22 T11 8 0 C 2 0 C Groundwater...

Page 76: ... technology and materials for protecting the environment taking account of economic considerations Packaging Weparticipateintherecyclingprogrammesofthecountriesinwhichour products are sold to ensure optimum recycling All of our packaging materials are environmentally compatible and can be recycled Old products Old products contain materials which should be sorted Component groups are simple to dif...

Page 77: ... Check the electrical cable routing with regard to mechanical damage and replace defective cables Check the particle filters for the heating system and collector system The filters prevent dirt from entering the heat pump If they are clogged they can cause malfunctions B Turn off the heat pump B Close the valve B Loosen the lid B Remove the circlip with the circlip pliers B Pull the filter out and...

Page 78: ...ed particle filter cleaned vents installed collector fluid concentration checked Electrical connection performed motor cut out settings checked Sight glass checked notes Operating temperatures after 10 minutes heating hot water operation Heat transfer fluid out T8 C Heat transfer fluid in T9 C Temperature difference between Heat transfer fluid out T8 and in T9 approx 6 10 K C Collector circuit in ...

Page 79: ...6 720 802 419 2012 06 en 79 Notes ...

Page 80: ...Alto Energy Limited Unit 17 Glenmore Business Centre Witney Oxfordshire OX29 0AA United Kingdom www altoenergy co uk info altoenergy co uk ...

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