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FR NL Air/Water Heat Pump Split System, Single Service 3 phase 112, 140 and 160 Maintenance Document Intended for professional use Fujitsu General (Euro) GmbH Werftstrasse 20 40549 Düsseldorf - Germany Subject to change without notice Non contractual document 29/01/2010...
Contents Technical Characteristics ....................6 Specifications .........6 1.2.4 Performance Curves for Waterstage 140..............7 Performance Data ......6 1.2.5 Performance Curves for Waterstage 1.2.1 Rated Performance......6 160..............8 1.2.2 Maximum Stated Performance ..6 Hydraulic Characteristics ....8 1.2.3 Performance Curves for Waterstage Refrigeration Diagram....9 112..............7 Installation Rules ......................10 Heat Pump ........10 2.2.2...
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Heat Pump, Split System, Single Service, 3 phase Control Settings ......................63 General ........63 6.3.8 Heat Pump Functions ....92 6.3.9 DHW Tank Functions ....93 Function Table ......63 6.3.10 Configuration Functions....95 Adjustment Function Details ..69 6.3.11 Error Functions ......97 6.3.1 Date and Time Functions....
Heat Pump, Split System, Single Service, 3 phase Technical Characteristics Specifications WATERSTAGE WATERSTAGE WATERSTAGE Heating system operating limits Exterior temp mini/maxi °C -20/+35 Initial max heating water temperature - Floor heating system °C - Low temperature radiator °C Flow min heating water temperature °C Performance Data 1.2.1 Rated Performance...
Heat Pump, Split System, Single Service, 3 phase 2 Installation Rules Heat Pump 2.1.1 Outdoor Units In snowy areas: raise the outdoor unit by a height equal to the maximum height of snow cover plus 20cm. Maintenance Document 1394-1...
Heat Pump, Split System, Single Service, 3 phase 2.1.2 Hydraulic Unit Minimum clearance dimensions must be provided > Warning! < around the appliance as shown on the drawing, to Maintain a distance of at least 20 cm between enable the machine to be serviced. the unit and the ceiling to allow replacement of heaters.
Heat Pump, Split System, Single Service, 3 phase Control Terminal 2.2.1 Room Unit The room thermostat gives the user access to the In addition, the room thermostat shows the user the following basic functions: following information: • • Adjustment of the room temperature setting by the current temperature simply turning the knob •...
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Heat Pump, Split System, Single Service, 3 phase Select heating mode Adjust comfort setpoint temperature The comfort setpoint is adjusted directly by turning Auto mode the knob, the value must be confirmed with the OK The temperature is controlled automatically: key.
Heat Pump, Split System, Single Service, 3 phase Electrical Connections 2.3.1 Installation Precautions All machines in the ATW Split System Inverter range Protections will be of the omnipolar, D curve circuit are designed to operate at 3x400V 50Hz. Power breaker type, with a contact opening distance of at supplies must be compliant with NFC 15-100.
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Heat Pump, Split System, Single Service, 3 phase Hydraulic Unit Connection Outdoor Unit Connection The wiring of all Waterstage outdoor units is as follows: Maintenance Document 1394-1...
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Heat Pump, Split System, Single Service, 3 phase 2.3.3 Hydraulic Unit Connection Diagram * If the control device does not provide a potential-free contact, the contact must be relayed to create equivalent wiring. In all cases, please refer to the instruction manuals for the external components (load limiting device, power meters) to create the wiring.
Heat Pump, Split System, Single Service, 3 phase 3 Getting Started Checks 3.1.1 Outdoor Unit 3.1.5 Refrigeration System • Unit is secured to a stable surface • Make sure connections are compliant (diameters, • Unit is raised in regions of regular snowfall minimum and maximum lengths) •...
Heat Pump, Split System, Single Service, 3 phase Settings Depending on their associated functions, the control To adjust the various settings: • settings are not accessed at the same level. There From the main menu, after obtaining the desired are 4 levels of access: level U: end-user level •...
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Heat Pump, Split System, Single Service, 3 phase Heating Curves 1,75 1,25 0,75 0,25 20,0 15,0 10,0 -5,0 -10,0 -15,0 -20,0 Outdoor Temperature (°C) Graph 1: Heating Curves The heating curves shown above refer to a 20°C The heating curve offset (setting 721) changes the room temperature setpoint.
Heat Pump, Split System, Single Service, 3 phase 3.3.2 Auto Adapt Adjustment When this function has been activated (setting 726) • the room in which the room sensor is installed the heating curve is automatically adjusted, and must not contain any thermostatic valves. If it therefore, there is no need to change the slope or does, these valves must be fully opened.
Heat Pump, Split System, Single Service, 3 phase 3.5.1 Principle of Operation DHW production starts when the temperature inside that input E5 is wired as shown on Figure 1: Typical the tank is 7°C less than the setpoint temperature. Wiring of External Devices. The setpoint can be either a "reduced"...
Heat Pump, Split System, Single Service, 3 phase 4 Faults Fault List 4.1.1 Hydraulic Unit Fault Faults which occur on the Hydraulic Unit are shown Manual delete: the text displayed when pressing the info key shows "reset ?". Press OK once, the by the symbol .
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Heat Pump, Split System, Single Service, 3 phase Faults external to the heat pump Any safety device (e.g. thermostat pressure switch) stopped. For example, a safety thermostat on the wired to input Ex6 (E20) allows external problems to heating floor can be wired to input Ex6 (E20) to avoid be reported and the heat pump to be immediately excessively high temperatures in the floor.
Heat Pump, Split System, Single Service, 3 phase 4.1.2 Outdoor Unit Fault When the system is switched back on after a power If it doesn't, if a fault has occurred on the outdoor unit outage, the Hydraulic Unit may display fault 370 for a as indicated by the Hydraulic Unit, you must remove few tens of seconds.
Heat Pump, Split System, Single Service, 3 phase Outdoor Unit Clearing This section describes the techniques which can be used to identify the failure. 4.2.1 Failures with Error Code Clear 1: Serial reverse transfer error Hydraulic Unit LED: Green 1 flash / Red 1 flash Outdoor Unit LED: Off Probable causes: •...
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Heat Pump, Split System, Single Service, 3 phase Clear 2: Serial forward transfer error Hydraulic Unit LED: Green 1 flash / Red 1 flash Outdoor Unit LED: 1 flash Probable causes: • Misconnection. • External cause. • Interface PCB failure. Check: 1-1.
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Heat Pump, Split System, Single Service, 3 phase Clear 4: Heat pump capacity signal error Hydraulic Unit LED: Green 4 flashes / Red 1 flash Outdoor Unit LED: 22 flashes Probable causes: • Misconnection. • Sensor failure. • Interface PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 5: Hydraulic Unit Heat exchanger thermistor error Hydraulic Unit LED: Green 4 flashes / Red 2 flashes Outdoor Unit LED: 22 flashes Probable causes: • Misconnection. • Sensor failure. • Interface PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 7: Discharge thermistor error Hydraulic Unit LED: Green 7 flashes / Red 1 flash Outdoor Unit LED: 2 flashes Probable causes: • Misconnection. • Sensor failure. • Main PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 8: Heat-exchange thermistor (outlet) error : Hydraulic Unit LED: Green 7 flashes / Red 3 flashes Outdoor Unit LED: 4 flashes Probable causes: • Misconnection. • Sensor fault. • Main PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 9: Outdoor temperature thermistor error Hydraulic Unit LED: Green 7 flashes / Red 4 flashes Outdoor Unit LED: 7 flashes Probable causes: • Misconnection. • Sensor failure. • Main PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 10: Heat Sink Thermistor (inverter) error Hydraulic Unit LED: Green 7 flashes / Red 7 flashes Outdoor Unit LED: 9 flashes Probable causes: • Misconnection. • Sensor failure. • Inverter PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 11: Compressor thermistor error Hydraulic Unit LED: Green 7 flashes / Red 2 flashes Outdoor Unit LED: 8 flashes Probable causes: • Misconnection. • Sensor failure. • Main PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 12: Heat-exchange thermistor (intermediate) error Hydraulic Unit LED: Green 7 flashes / Red 3 flashes Outdoor Unit LED: 5 flashes Probable causes: • Misconnection. • Sensor failure. • Main PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 13: Heat sink thermistor (P.F.C.) error Hydraulic Unit LED: Green 7 flashes / Red 7 flashes Outdoor Unit LED: 10 flashes Probable causes: • Misconnection. • Sensor failure. • Main PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 14: Expansion valve thermistor error Hydraulic Unit LED: Green 7 flashes / Red 8 flashes Outdoor Unit LED: 6 flashes Probable causes: • Misconnection. • Sensor failure. • Main PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 15: Current trip (permanent stoppage) Hydraulic Unit LED: Green 9 flashes / Red 4 flashes Outdoor Unit LED: 13 flashes Probable causes: • Connection failure. • Outdoor Heat Exchanger clogged. • Outdoor Fan operation failure.
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Heat Pump, Split System, Single Service, 3 phase Clear 17: Compressor startup error (permanent stoppage) Hydraulic Unit LED: Green 9 flashes / Red 5 flashes Outdoor Unit LED: 15 flashes Probable causes: • Misconnection of the various electrical components. • Inverter PCB failure.
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Heat Pump, Split System, Single Service, 3 phase Clear 18: Fan motor error (permanent stoppage) Hydraulic Unit LED: Green 9 flashes / Red 7 flashes Outdoor Unit LED: 16 flashes (fan 1), 17 flashes (fan 2) Probable causes: • Fan motor failure. •...
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Heat Pump, Split System, Single Service, 3 phase Clear 20: Inverter error Hydraulic Unit LED: Green 6 flashes / Red 3 flashes Outdoor Unit LED: 18 flashes Probable causes: • Connection failure. • Main PCB failure. • Inverter PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 22: Discharge temperature protection (permanent stoppage) Hydraulic Unit LED: Green 10 flashes / Red 1 flashes Outdoor Unit LED: 11 flashes Probable causes: • Valve is close. • EEV failure. • Gas leak, less.
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Heat Pump, Split System, Single Service, 3 phase Clear 24: Pressure sensor error Hydraulic Unit LED: Green 8 flashes / Red 6 flashes Outdoor Unit LED: 3 flashes Probable causes: • Connector connection failure. • Pressure Sensor failure. • Main PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 25: Compressor temperature protection (permanent stoppage) Hydraulic Unit LED: Green 10 flashes / Red 3 flashes Outdoor Unit LED: 12 flashes Probable causes: • Valve is close. • EEV failure. • Gas leak, less.
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Heat Pump, Split System, Single Service, 3 phase Clear 26: Low pressure abnormal Hydraulic Unit LED: Green 10 flashes / Red 5 flashes Outdoor Unit LED: 20 flashes Probable causes: • Connector connection failure. • Pressure Sensor failure. • Main PCB failure. •...
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Heat Pump, Split System, Single Service, 3 phase Clear 27: P.F.C. error Hydraulic Unit LED: Green 6 flashes / Red 4 flashes Outdoor Unit LED: 19 flashes Probable causes: • Connector connection failure. • Main PCB failure. • PFC PCB failure. Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 33: Detection of compressor position error (permanent stoppage) Hydraulic Unit LED: Green 9 flashes / Red 5 flashes Outdoor Unit LED: 14 flashes Probable causes: • Misconnection. • Inverter PCB failure. Check: 1.
Heat Pump, Split System, Single Service, 3 phase 4.2.2 Failures With No Error Code Clear 35: No voltage on Hydraulic Unit Probable causes: • Power supply fault. • External causes. • Faulty electrical components. Check: 1. Check the installation : - Is the circuit breaker cut off? - Check the wiring.
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Heat Pump, Split System, Single Service, 3 phase Clear 36: No voltage on outdoor unit Probable causes: • Power supply fault. • External cause. • Faulty electrical components. Check: 1. Check the installation - Is the circuit breaker cut off? - Check the wiring.
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Heat Pump, Split System, Single Service, 3 phase Clear 38: No heat Probable causes: • Hydraulic Unit error. • Outdoor unit error. • Influence from the outdoor environment. • Misconnections of connectors and cables. • Refrigeration system fault (not enough gas, clogging, dirty filters). Check: 1.
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Heat Pump, Split System, Single Service, 3 phase Clear 39: Abnormal noise Probable causes: • Abnormal installation (outdoor) • Fan failure • Compressor failure. Checks: 1. The noise comes from the outdoor unit: - Is the unit stable? - Is the protection screen properly mounted? - Is the propeller broken or distorted? - Has the propeller screw been lost? - Is any object blocking the propeller rotation?
Heat Pump, Split System, Single Service, 3 phase Service parts information 4.4.1 Service parts information 1 : Compressor Diagnosis method of compressor (if outdoor unit LED displays error, refer to Failures and clears) Does not start up Stops soon after starting up Abnormal noise Check if vibration noise by Is there open or loose...
Heat Pump, Split System, Single Service, 3 phase 4.4.2 Service parts information 2 : Inverter compressor Check point 1 : Check connection Check terminal connection of compressor Check connection of inverter PCB (Loose or incorrect wiring) (Loose or incorrect wiring) Check point 2 : check winding resistance Check winding resistance on each terminal If the resistance value is 0Ω...
Heat Pump, Split System, Single Service, 3 phase 4.4.3 Service parts information 3 : Outdoor unit electronic expansion valve (EEV, EEV(INJ)) Check point 1 : Check connection Check connection of connector (Loose connector or open cable) Check point 2 : Check coil of EEV Check point 3 : Check voltage from main PCB Remove connector, check each winding resistance of Remove connector and check voltage (DC12V)
Heat Pump, Split System, Single Service, 3 phase 4.4.4 Service parts information 4 : Outdoor unit solenoid valve (SV) Check point 1 : Check connections Check point 2 : Check solenoid coil Check connection of connector Remove connector and check if coil is open (Loose connector or open cable) (normal resistance value of each coil : 1495+/- If resistance value is abnormal, replace...
Heat Pump, Split System, Single Service, 3 phase Operating Limits WATERSTAGE WATERSTAGE WATERSTAGE HEAT PUMP Min/max OT in heat mode (°C)*** -20/35 Heating floor maximum water temperature (°C) LT radiator maximum water temperature (°C) Min/max OT in cooling mode(°C) 8/43 Cooling floor minimum water temperature (°C) Fan coil minimum water...
Heat Pump, Split System, Single Service, 3 phase 5 Failures Hydraulic, Electric and Refrigeration Systems 5.1.1 Hydraulic System If the installation is fitted with a heating floor, the most common failures are those listed below: APPLIED FAILURE CASES CONSEQUENCES SOLUTIONS Flow pressure too high clean filter or desludge Installer...
Heat Pump, Split System, Single Service, 3 phase 5.1.2 Electrical System Outdoor Unit Overvoltage Check for possible causes in the list below (this list is Steps to be followed before performing any work not exhaustive): on the Inverter module: • •...
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Heat Pump, Split System, Single Service, 3 phase 5.1.3 Refrigeration System Unit produces no heat The unit remains in continuous scanning mode. Initial checks: Check the settings Are the data sent by the user interface received by the heat pump? Hydraulic unit electronic circuit Hydraulic unit electronic system faulty...
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Heat Pump, Split System, Single Service, 3 phase Outdoor unit does not defrost • condensation drain properly discharged • (outdoor unit directly on the ground)? charge correct (refer • temperature/pressure curve)? Are the auxiliaries powered? Insufficient charging will result in frequent icing. •...
Heat Pump, Split System, Single Service, 3 phase b. Defrost ending conditions With all models, defrosting stops if the exchanger temperature is above 10 °C or if the defrosting time is over 15 minutes). Crankcase heater When the outdoor exchanger temperature is below When operation has started and the temperature -5°C and the heating mode has been stopped for becomes higher than -3°C, heating stops.
Heat Pump, Split System, Single Service, 3 phase 6 Control Settings General The settings described below are those which can be modified by the user. There are 4 access levels: We wish to remind you that changing the settings U: end-user level below may cause the heat pump to behave in an I: commissioning level (installer start-up) undesirable way.
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Heat Pump, Split System, Single Service, 3 phase COMMAND ACCESS FACTORY FUNCTION SETTING RANGE LINE LEVEL SETTING phase on 00:00…--:-- --:-- phase off 00:00…--:-- --:-- phase on 00:00…--:-- --:-- phase off 00:00…--:-- --:-- Default values No/yes Time program 4 / DHW Mon-Sun ¦...
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Heat Pump, Split System, Single Service, 3 phase COMMAND ACCESS FACTORY FUNCTION SETTING RANGE LINE LEVEL SETTING Actuator running time 30…873s 240s Floor curing function 0…5 Floor curing setpoint manually 0°C…95°C 25°C Floor curing day current 0…32 Floor curing days completed 0…32 Optg mode changeover Protection mode...
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Heat Pump, Split System, Single Service, 3 phase COMMAND ACCESS FACTORY FUNCTION SETTING RANGE LINE LEVEL SETTING 1156 Floor curing day current 0…32 1157 Floor curing days completed 0…32 1200 Optg mode changeover Protection mode Domestic hot water 1610 Nominal setpoint Thc…65°C 50°C 1612...
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Heat Pump, Split System, Single Service, 3 phase COMMAND ACCESS FACTORY FUNCTION SETTING RANGE LINE LEVEL SETTING HC+DHW op mode change HC op mode change Dewpoint HC1 op mode change 6046 Function Input H2 HC2 op mode change monitoring Error/alarm msg Dewpoint monitoring Pool release Normally closed...
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Heat Pump, Split System, Single Service, 3 phase COMMAND ACCESS FACTORY FUNCTION SETTING RANGE LINE LEVEL SETTING 7711 Voltage signal UX 0…10volt 0 volt No test All OFF 7720 Digital output test No test Digital output DO1 Digital output DO2 Cooling mode 7721 Digital output DO1...
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Heat Pump, Split System, Single Service, 3 phase COMMAND ACCESS FACTORY FUNCTION SETTING RANGE LINE LEVEL SETTING 8730 heating circuit pump 1 Off/on 8731 Heating circ mix valve 1 open Off/on 8732 Heat circ mix valve I close Off/on … °...
Heat Pump, Split System, Single Service, 3 phase Adjustment Function Details 6.3.1 Date and Time Functions The controller has an annual clock which contains the In order for the function to operate, the time and date time, the day of the week and the date. must be set properly on the clock.
Heat Pump, Split System, Single Service, 3 phase 6.3.2 User Interface Functions LINE NO. PROGRAMMING LINE Language Info Operation lock Programming lock Direct adjustment Info (22): • Temporary Suspension of Programming • programming lock temporarily Temporary: deactivated at programming level. To do this, After pressing the Info key, the information display returns to the basic "predefined"...
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Heat Pump, Split System, Single Service, 3 phase Programming line Room unit 1 Heating circuit 1 Heating circuits 1 and 2 Heating circuits 1 and P All HCs Room unit 2 Room unit P Operator unit 1 Heating circuit 1 Heating circuits 1 and 2 Heating circuits 1 and P All HCs...
Heat Pump, Split System, Single Service, 3 phase 6.3.3 Time Program Functions (heating circuit 1 & 2, DHW, cooling) Several control programs are available for the heating Enter changeover times: circuits and the production of DHW. They are initiated Changeover times can be adjusted in a combined in "Automatic"...
Heat Pump, Split System, Single Service, 3 phase Holidays: Line no. Programming line Start Operating level The holiday program enables changing the heating Important ! circuits over to a selected operating level according to The holiday program can be used only in the the date (calendar).
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Heat Pump, Split System, Single Service, 3 phase Heating Curve Line no. Programming line 1020 Heating curve slope 1021 Heating curve displacement 1026 Heating curve adaptation Heating curve slope: Based on the heating characteristic, the controller Increase the setting: computes the flow temperature setpoint which will be The flow temperature is increased mainly when the used controlling...
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Heat Pump, Split System, Single Service, 3 phase Information: Heating curve displacement To ensure operation, the following requirements must be met: curve shift (offset) modifies flow A room sensor must be connected. temperature in a general and even manner over the The "room influence"...
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Heat Pump, Split System, Single Service, 3 phase 24-Hour heating limit The 24-hour heating limit is used to switch the Thus, in the following example the changeover heating on and of in the course of the day, depending temperature will be 18°C, computed as follows: on the outside temperature.This function is used mainly during intermediate seasons (spring and fall) to react rapidly in case of fluctuating temperatures.
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Heat Pump, Split System, Single Service, 3 phase The influence of the difference is defined as a percentage. The better the installation in the reference room (accurate room temperature, correct installation location, etc.) the higher will be the value that can be set. Example: Approx 60%: the reference room is appropriate...
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Heat Pump, Split System, Single Service, 3 phase Optimisation at switch-on and switch-off Line no. Programming line 1090 Optimum start control max 1091 Optimum stop control max Optimum start control max Optimum stop control max The change in temperature levels is optimised in The change in temperature levels is optimised in such a way as to reach the comfort setpoint during such a way as to reach the comfort setpoint -1/4 °C...
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Heat Pump, Split System, Single Service, 3 phase Mixing Valve Control Line no. Programming line 1130 Mixing valve boost 1134 Actuator running time Mixing valve boost The controller adds the increase set here to the current flow setpoint and uses the result as the temperature setpoint for the heat generator.
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Heat Pump, Split System, Single Service, 3 phase Heat pump flow temp Days Fh + Bh X : Starting day "Manual controlled curing" setpoint Current day of controlled curing The flow temperature setpoint for the "Manual" Displays the current day of the controlled floor drying controlled floor drying function can be adjusted function separately for each heating circuit.
Heat Pump, Split System, Single Service, 3 phase 6.3.5 Cooling Circuit 1 Functions The cooling sequence is automatically started when The following settings apply to the hydraulic circuit in the room temperature is higher than the comfort zone 1 (HC1). setpoint in cooling mode (line 902).
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Heat Pump, Split System, Single Service, 3 phase Cooling Characteristic Line no. Programming line Flow temp setp at OT 25°C Flow temp setp at OT 35°C The controller computes the flow temperature required for a given averaged outdoor temperature Flow temp setp at OT 35°C based on the cooling characteristic.
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Heat Pump, Split System, Single Service, 3 phase Summer Compensation Line no. Programming line Summer comp start at OT Summer comp end at OT Summer comp setp increase In summer the "cooling comfort setpoint" (902) is gradually increased according outdoor Summer compensation end at OT temperature.
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Heat Pump, Split System, Single Service, 3 phase Flow Setpoint Limitation Line no. Programming line Flow temp setp min at OT 25°C Flow temp setp min at OT 35°C It is possible to assign a lower limit to the cooling flow temperature.
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Heat Pump, Split System, Single Service, 3 phase Control according to outdoor conditions with Control according to room temperature only room influence The flow temperature is adjusted according to the The difference between the room temperature and room temperature setpoint, current room the setpoint value is measured and taken into...
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Heat Pump, Split System, Single Service, 3 phase Mixing Valve Control Line no. Programming line Mixing valve cooling offset Actuator running time Mixing valve in heating mode If there is a second zone, this reduction should Mixing valve cooling offset enable the second zone to be cooled.
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Heat Pump, Split System, Single Service, 3 phase Dewpoint Monitoring Line no. Programming line Lock time dewpoint limiter Flow temp setp incr hygro Flow setp incr start at r.h. Flow temp diff. dewpoint These settings are useful only when a dewpoint sensor (hygrostat).
Heat Pump, Split System, Single Service, 3 phase With prim controller/system pump Line no. Programming line With prim contr/system pump (no / yes) This setting specifies whether the cooling circuit is Warning: supplied from the primary controller or from the In the case of a radiator or any other emitter which primary pump (depending on the installation).
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Heat Pump, Split System, Single Service, 3 phase Release Line no. Programming line 1620 Release (24h/day / Heating circ time pgm / Time program 4/DHW / Low-tariff/ Time pgm 4/DHW or Low-tariff) 24h/day (Not recommended) Regardless of the time programs, the temperature of the domestic hot water is continuously maintained at the DHW nominal setpoint temperature.
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Heat Pump, Split System, Single Service, 3 phase DHW mode Holiday Release Time pgm Low tariff DHW mode level status (settings 1620) status (Pgm 4) status (Ex5) Frost protection Frost protection … … … Low tariff (OPK) Inactive Reduced Low tariff (OPK) Active Nominal Time pgm 4 or OPK...
Heat Pump, Split System, Single Service, 3 phase Circulation Pump Line no. Programming line 1660 Circulation pump release Circulation pump release "DHW release" setting switches circulation pump when DHW production is released. 6.3.7 Swimming Pool Functions Line no. Programming line 2056 Setpoint source heating The controller enables a swimming pool to be heated...
Heat Pump, Split System, Single Service, 3 phase 6.3.9 DHW Tank Functions DHW charging at the nominal setpoint temperature enough heat to reach the setpoint value, it switches (1610) always takes place in two stages. In the first on the DHW tank auxiliary if authorised. The auxiliary stage, only the heating pump heats the DHW tank.
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Heat Pump, Split System, Single Service, 3 phase Heater Line no. Programming line 5060 El imm heater optg mode 5061 Electric immersion heater release • Always El imm heater optg mode DHW charging is always carried out by means of the •...
Heat Pump, Split System, Single Service, 3 phase • Time program 4/DHW Time program 4/DHW of the local controller is taken into account for the heater. Information: Switch-on will actually be in effect only if the heater is able to operate according to the "heater operating mode"...
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Heat Pump, Split System, Single Service, 3 phase Input H2 Function Input H2 is available only on the control extension contact H2 will be assigned to the module with module. No more than two extension modules can be address 1. Only one function can be assigned to fitted into an installation.
Heat Pump, Split System, Single Service, 3 phase Installation Frost Protection Line no. Programming line 6120 Frost protection for the plant According to the outdoor temperature, the heating circuit pump and the condenser pump are switched on although there is no demand for heat Outdoor Pump Diagram...
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Heat Pump, Split System, Single Service, 3 phase Fault Indication Function Line no. Programming line 6740 Flow temp 1 alarm 6741 Flow temp 2 alarm 6745 DHW charging alarm 6746 Flow temp cooling 1 alarm The difference between the setpoint value and the current temperature value...
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Heat Pump, Split System, Single Service, 3 phase Table of error messages which can be displayed: Reset No. Designation of error Location HP oper. Priority Manual Automatic 0: No fault 10: Outdoor sensor 30: Flow sensor 1 31: Cooling flow sensor 1 32: Flow sensor 2 33: Heat pump flow temp sensor error...
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Heat Pump, Split System, Single Service, 3 phase Reset 360: no process reversing valve 364: Heat pump cooling system error 369: External fault 370: Outdoor unit fault Number* If such statuses or events occur for the first Only if the anomaly occurs repeatedly over a time, they will not directly generate a fault message, predefined time period and at a given frequency but only a status message.
Heat Pump, Split System, Single Service, 3 phase 6.3.12 Maintenance / Special Operating Mode Functions Maintenance Maintenance functions can be used as a preventive The controller automatically generates maintenance step for periodically monitoring the installation. All messages if the settings defined are either exceeded maintenance functions individually...
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Heat Pump, Split System, Single Service, 3 phase DHW stor tank since maint (7091): The time elapsed (in months) since the last maintenance. If the value is greater than the setting "DHW tank interval" (Line 7090), this symbol will be displayed and a maintenance message will appear in the Info section: 11: TWW DHW tank period (Priority 6)
Heat Pump, Split System, Single Service, 3 phase 6.3.13 Input / Output Testing Functions Input/output testing is used to ensure that the connected components are in working order. Relay Output Testing Selection of a setting from relay testing closes the check that the relays are in working order and that corresponding relay and therefore switches on the the wiring has been performed correctly.
Heat Pump, Split System, Single Service, 3 phase Input Testing Line no. Programming line 7914 Input EX4 7915 Input EX5 7916 Input EX6 If a test setting is selected, the associated input is "230 V" display indicates that a 230 V voltage is displayed and can thus be checked.
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Heat Pump, Split System, Single Service, 3 phase State heating circuit End user (Info level) Startup, heating engineer Thermostat response Thermostat response Manual action active Manual action active Controlled drying active Controlled drying active Heating mode restriction Overeating protection active Restriction, Boiler protection Restriction, DHW priority Restriction, storage tank...
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Heat Pump, Split System, Single Service, 3 phase State DHW (8003): End user (Info level) Startup, heating engineer Thermostat response Thermostat response Manual action active Manual action active Draw-off mode Draw-off mode Adiabatic cooling active Adiabatic cooling by collector adiabatic cooling via gen/HC Charging lock active Discharge protection active Charging duration limit.
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Heat Pump, Split System, Single Service, 3 phase State cooling circuit (8004): End user (Info level) Startup, heating engineer Dewpoint sensor activated Dewpoint sensor activated Manual action active Manual action active Fault Fault Frost protection active Flow frost protection active Cooling mode locked Locked, heating mode Lock time after heating...
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Heat Pump, Split System, Single Service, 3 phase State heat pump (8006): End user (Info level) Startup, heating engineer Emergency mode Emergency mode Fault Fault Locked Locked, outdoor temperature Locked, external Locked, economy mode Lim. time active Consumer flow rate controller Min outdoor temp use limit Max outdoor temp use limit Max switchoff temp lim...
Heat Pump, Split System, Single Service, 3 phase State supplementary source (8022): End user (Info level) Startup, heating engineer Locked Locked, solid fuel boiler Locked, outside temperature Locked, economy mode In operation for HC, DHW In operation for HC, DHW Released for HC, DHW Released for HC, DHW In operation for DHW...
Heat Pump, Split System, Single Service, 3 phase Setpoints and Measured Values Line no. Programming line 8410 Return temp HP 8412 Flow temp HP 8413 Compressor modulation 8425 Temp diff condenser These lines allow the various setpoints and measured values for the heat pump to be viewed. Hour / Startup Counter Line no.
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Heat Pump, Split System, Single Service, 3 phase Cooling Circuit Line no. Programming line 8756 Flow temperature cooling 1 The actual values of the cooling mode are displayed. The cooling mode room setpoint is displayed on programming line 8741. Domestic Hot Water Line no.
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Heat Pump, Split System, Single Service, 3 phase Status of Relays for Extension Modules 1 and 2 Line no. Programming line 9050 Relay output QX21 module 1 9051 Relay output QX22 module 1 9052 Relay output QX23 module 1 9053 Relay output QX21 module 2 9054 Relay output QX22 module 2...
Heat Pump, Split System, Single Service, 3 phase Disassembly Process of Outdoor Unit > Warning ! < Before servicing the unit, turn the power supply switch OFF, then, do not touch electric parts for 10 minutes due to the risk of electric shock. Appearance Service panel removal Insulation sheet removal...
Heat Pump, Split System, Single Service, 3 phase 9.15 COMPRESSOR removal Precautions for exchange of compressor. Do not allow moisture or debris to get inside refrigerant pipes during work. Procedure for compressor removal. 1 Turn off the power 2 Remove the service panel 3 Fully close the 3Way valve (gas) and 3Way valve (liquid) 4 Collect the refrigerant from the 3Way valve.
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Heat Pump, Split System, Single Service, 3 phase Procedure for compressor installation Reverse procedure to removing the compressor. Precautions for installation of compressor. 1 When brazing, do not apply the flame on the terminal. 2 When brazing, be sure to replace the air in the pipe with nitrogen gas to prevent forming oxidization scale.
Heat Pump, Split System, Single Service, 3 phase Accessories 11.1 DHW kit See installation instructions "DHW kit" no. 1316. 11.2 Swimming pool kit See installation instructions "Swimming Pool Kit" no. 1341. 11.3 2nd circuit kit Management of 2 heating circuits requires installation One or two room thermostats may be installed, on of the 2 zone kit, which includes a controller...
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Heat Pump, Split System, Single Service, 3 phase Connection: The room thermostat must be connected to one of If the cable is shielded, the shielding can be the terminals b (CL+, CL-) of the heat pump controller connected to the controller CL- terminal. It may under board.
Heat Pump, Split System, Single Service, 3 phase 11.4.2 Remote control The remote control includes the functions of the room status of the heat pump, to enter the pump settings unit together with those of the user interface mounted appropriate to the house and to the application's in series on the Hydraulic Unit.
Heat Pump, Split System, Single Service, 3 phase Connections The room central unit must be connected to terminal If the cable is shielded, the shielding can be b (CL+, CL-, G+) of the heat pump controller board. connected to the controller CL- terminal. It may under To do this, you can use a 0.5mm²...
Heat Pump, Split System, Single Service, 3 phase 12 Related Documents 12.1 Quick-Start Procedure Before switching on the Hydraulic Unit: 1. Check the electric wiring 2. Check the refrigeration circuit and make sure the gas supply has been performed 3. Check the hydraulic circuit, with 1-2 bar pressure, check that the heat pump is purged, as well as the rest of the installation.
Heat Pump, Split System, Single Service, 3 phase 12.2 Startup Checklist Date: ............ Installation identification: ....................................After Sales Service identification: Installer identification: ................................................... Unit reference number: ...... Serial number: ................BEFORE STARTING UP Sight Checks Outdoor unit: (See "Outdoor unit Installation"...
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Heat Pump, Split System, Single Service, 3 phase STARTING UP Switching On (See "Starting up" section of "Installation" instructions) NON COMPLIANT Switching on Initialisation for a few seconds Operation of the pumps Outdoor unit starts after 3mins Checks on Outdoor Unit NON COMPLIANT VALUE Operation of fan(s), compressor...
Heat Pump, Split System, Single Service, 3 phase 12.3 Settings Sheet Setting Description set to Menus Setting Description set to Menus Preliminary settings Boiler backup language 3700 Release below out. temp Op. section Suppl. source. hour / minutes 3705 Overrun time time and date Suppl.
Heat Pump, Split System, Single Service, 3 phase 12.4 Startup Data Sheet Site: Installer: Outdoor unit Serial no.: Hydraulic Unit Serial no.: Model: Model: Refrigerant type: Refrigerant charge: Checks Operating voltage and current on Outdoor Unit Compliance with positioning distances L1/N, L2/N, L3/N : Condensate evacuation correct L1/E, L2/E, L3/E :...