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Installation Manual

1. BLANK OFF Installation Manual Hot water cylinder connection optional Please refer to Electrical supply cable specifications for fuse cable size and for connection details Electrical Connection Hot Water Cylinder Electric Heater e The electric heater incorporated in the hot water cylinder requires a separate supply to Hydro Unit Connect the hot water cylinder heater electrical supply in accordance with shown below Live conductor Terminal L on Terminal Block 03 Neutral conductor Terminal N on Terminal Block 03 Earth Conductor Earth terminal on Terminal Block 03 Connect the hot water cylinder heater to the Hydro Unit as shown below Live conductor to hot water cylinder Terminal 1 on Terminal Block 03 Neutral conductor to hot water cylinder Terminal 2 on Terminal Block 03 Earth conductor to hot water cylinder Earth terminal on Terminal Block 03 Y Fig 7 30 INPUT Power 220 230 V 50 Hz Earth leakage breaker Hot water Terminal block 03 cylinder 24 24 25 Hydro Unit Electrical Connection Hot Water Cylinder temperature Sensor Connect the hot water cylinder temperature sensor as shown below to terminals A amp B on Terminal Block 06 in the Hydro Unit Please ensure that the interconnecting cable between the Hydro Unit and the hot water cylinder is connected to earth at both ends of the cable using the shield wire Y Fig 7 31 Instal
2. F11 TWO sensor error Check the resistance value and connection of the water outlet temperature sensor TWO 41 Hydro Unit Installation Manual O Possible x Not possible PAN Diagnostic functional operation ec NT i Determination and action code Backup Automatic Operational cause present reset TTW sensor error 1 Check the resistance value and connection of the hot F14 x water cylinder sensor TTW TFI sensor error 1 Check the resistance value and connection of the F17 x floor inlet temperature sensor TFI THO sensor error 1 Check the resistance value and connection of the F18 x heater outlet temperature sensor THO Detection of THO disconnection 1 Check for any disconnection of the heater outlet F19 temperature sensor TFI sensor error 1 Check the connection of the floor inlet temperature F20 sensor Low pressure sensor error 1 Check the connection body or connection wiring of the low pressure sensor F23 2 Check the resistance value of the low pressure sensor F29 EEROM error x x 1 Replace the P C board Hydro unit F30 Extended IC error x x 1 Replace the P C board Hydro unit L02 Combination error x x 1 Check the model name of the outdoor unit 107 Communication error x x 1 Replace the P C board Hydro unit
3. Remove the M5a screws to detach the fixing angles Y Fig 7 05 10 10 Secure the Hydro Unit with plain washers and nuts Install the Hydro Unit so that its tilting angle falls within the range below Y Fig 7 06 Y Fig 7 07 1 A Installation Manual B Refrigerant piping N WARNING THIS SYSTEM ADOPTS HFC REFRIGERANT R410A WHICH DOES NOT DESTROY THE OZONE LAYER The characteristics of R410A refrigerant are ease to absorb water oxidizing membrane or oil and its pressure is approximately 1 6 times higher that of R22 Accompanied with the new refrigerant the oil has also been changed Therefore during installation work prevention of the invasion of water dust former refrigerant or oil is of a paramount importance To prevent the charging of incorrect refrigerants into the system the service valve connection ports have also increased in size The use of R410A tools is required for correct installation of the system The use of the correct pipe sizes and wall thicknesses of copper pipe work is required for the correct installation of the system N CAUTION Ensure all refrigerant pipes are protected from the invasion of dust and water Ensure all pipe work connections are tightened to the required torque settings detailed in this section Perform an air tight using Oxygen Free Nitrogen OFN only Evacuate the air in the pipe work using
4. lt EU Eau Z 1 N ww M NA IT C T Bes j 2 Set the function code CODE No with the TEMP CY buttons CODE No 01 to 91 Set data DATA with the TIME CY 4 buttons 4 Press the SET button to determine the settings The button is enabled only before the SET button is pressed and the function code is changed 6 Press the TEST button to end the settings Setting Remote controller Function Code 1 Press the TEST 2 CL O TEMP buttons for four seconds or more to enter the remote controller function code setting mode N sa COBENo DIL mes SETTING M 721 N 21 Installation Manual Set the function code CODE No with the TEMP Y CA buttons CODE No 01 to 13 Set data DATA with the TIME CY 4 buttons Press the SET button to determine the settings The button is enabled only before the SET button is pressed and the function code is changed Press the TEST button to end the settings Hydro Unit Main setting items 1 Setting Temperature Range function code 18 to 1F Set the temperature range for heating zone 1 zone 2 cooling and hot water e The upper limit and lower limit temperatures of each mode can be set 2 Setting Heat Pump Operation Conditions for Hot Water Supply function code 20 and 21 Se
5. for hot water cylinder heater 220 230V 50Hz option Leaving water Heating C 20 60 temperature Cooling 725 Hot Water Cylinder option Hot water cylinder option HWS 1501CSHM3 UK HWS 2101CSHM3 UK HWS 3001 CSHMS UK Water volume liter 150 210 300 Power supply 220 230V 50Hz Max water temperature C 75 Electric heater KW 2 7 Height mm 1 090 1 474 2 040 Diameter mm 550 Material Stainless steel 2 Accessory parts No Parts name Quantity 1 Installation Manual this document 1 2 Owner s Manual 1 Insulator for cooling 3 5 Insulator Hydro Unit Installation Manual 3 Preparations for installation Parts required to connect this product Common items Category Part Specification Quantity Strainer water filter 1 1 4 30 to 40 meshes 1 Water piping Drain cock for water charge 1 1 1 4 Isolating ball valves for service 1 1 4 2 Earth leakage breaker for main power supply 30 mA 1 Earth leakage breaker for backup heater 30 mA 1 Electrical system s Option Earth leakage breaker for hot water cylinder 30 mA 1 heater B Options required for each function In the Hydro Unit Purchased part Purpose Part name Model name Part name Prescribed specification _ Radiator s Fan coil s Under Heating floor heating
6. Large resistance on the hydro side Widen water path to the hydro unit or adopt a bypass valve Malfunction of motorized 3 way valve for hot water supply Check wiring and parts Hot water leaks from pressure relief valve Excessive hydraulic pressure Insufficient capacity of expansion tank Set hydraulic pressure considering pipe height and replenish water until manometer shows a value of set hydraulic pressure or more Check expansion tank capacity compared to total water amount If it is insufficient install another expansion tank Expansion tank failure Defect mode detected by the Hydro Unit Check the air pressure O Possible x Not possible Check Diagnostic functional operation ec T code Backup Automatic Determination and action Operational cause present reset Pump or flowing quantity error 1 Almost no or little water flow 1 Detected by TC sensor Not enough vent air 2 Detected by flow switch abnormality Dirt clogging in the water piping system A01 3 Detection of chattering abnormality x x sane Water piping is too long in the flow switch input Installation of buffer tank and secondary pump 4 Disconnection of the flow switch 1 Disconnection of the flow switch connector connector 2 Defect of the flow switch Temperature increase error Heating 1 Check the water inlet water outlet and heater outlet Anm heating TWI TWO sensors
7. procured Checking water volume and initial pressure of expansion vessel The expansion vessel of the Hydro Unit has a capacity of 12 liters The initial pressure of the expansion vessel is 0 15 MPa 1 5 bar The pressure of the safety valve is 0 3 MPa 3 bar Verify whether the capacity of the expansion vessel is sufficient using the following expression If the volume is insufficient add the capacity locally Installation Manual Expression for expansion vessel selection E X Vs Pr Pa V Necessary total tank capacity e Water expansion coefficient at each hot water temperature Vs Total water amount in the system P1 System pressure at tank setting position MPaabs water supply pressure 0 3 MPaabs recommended valve P2 Maximum pressure used during operation at tank setting position MPaabs safety valve setting pressure 0 4 MPaabs The absolute pressure value abs is obtained by adding the atmospheric pressure 0 1 MPa 1 bar to the gauge pressure Vie lt m Y Tank selection method Water temperature and expansion coefficient Hot water Hot water temperature m temperature 0 0 0002 50 0 0121 4 0 0000 55 0 0145 5 0 0000 60 0 0171 10 0 0003 65 0 0198 15 0 0008 70 0 0229 20 0 0017 75 0 0258 25 0 0029 80 0 0292 30 0 0043 85 0 0324 35 0 0050 90 0 0361 40 0 0078 45 0
8. TWI TWO THO Hot water 2 Defect of the backup heater defect automatic x reset thermostat Temperature increase error hot Heating A03 water supply 1 Check the hot water cylinder sensor TTW TTW Hot water 2 Check the hot water cylinder thermal cut out x 40 40 41 Hydro Unit Installation Manual O Possible x Not possible Check code Diagnostic functional operation Operational cause Backup present Automatic reset Determination and action A04 Antifreeze operation 1 Almost no or little water flow Dirt clogging in the water piping system The water piping is too long or too short 2 Check the heater power circuit Power supply voltage breaker power supply connection e Set the presence of the backup heater 4 Check the water inlet water outlet and heat exchange TWI TWO TC sensors and Flow Switch A05 Piping antifreeze operation Check the heater power circuit Power supply voltage breaker power supply connection N Check the water inlet water outlet and heater outlet sensors TWI TWO THO Disconnection of the backup heater A08 A09 Low pressure sensor operation error Overheat protection operation Thermostat of the backup heater Almost no or little water flow Defect of the flow switch On load cooling or prolonged defrosting a lot of frost formation under the above con
9. or more o O NV PJ20 PJ20 ln ciel ne nidi A 2nd remote controller 3Way Valve for hot 3 4 water cylinder Max 12 m non voltage 0 75 mm EX li ela Alert output Boiler operation Defrost output Compressor local local local operation output local Y Fig 7 20 oRRRRNRHRRARANAnE O o lo zre 4 51 52 53 s4 55 56 57 58 59 41 42 43 44 WPM 2WV BH 3WV DI 03 UC Jol e 19 N Ge i OI E WE HL 1 2 3 IL alls Se 106 B sC sD Ba eh 1 Dx m J so fa Hof WATE F 01 C to Outdoor unit Hot Input power Input power Input power water 220 230 V 220 230 V 380 400 V 3N cylinder 50 Hz 50 Hz 50Hz Sensor Outdoor unit connection connection Rid Hot water cylinder power supply 18 yer Backup heater power supply 18 EN 19 Hydro Unit Electrical supply cable specifications Y Wiring specifications Installation Manual Sepe Model name POWER Maximum Installation A Description HWS SUPPLY Currant fuse rating Power wire Connection destination PHO4HR E 220230V7 22gA 25 2 5 mm or more i input 220 230 V power P804HR E 50 Hz 22 8 A 25A 2 5 mm or more P1104XWHM3 E 220 230 7 16 1
10. 0100 Y Fig 7 15 e g 18r 9 16 14 o x 12 1 S s 8 6 gt 5 4 2 2 0 1 1 1 i 1 2 0 50 100 150 200 250 300 Vs Total water amount system In case the maximum hot water temperature is 60 C Install an external expansion vessel when the capacity of the expansion vessel is insufficient 15 Hydro Unit Pump operation configuration Y Fig 7 16 Installation Manual 10 Hydraulic heat exchanger 8 kW QH characteristics Minimum flow rate Hydro unit QH Characteristics 220 230 V Out of range Pump duty 100 Pump duty Pump duty 60 80 0 5 10 15 20 25 30 35 Flow rate L min Y Fig 7 17 Head m Hydraulic heat exchanger 11 kW QH characteristics Minimum flow rate Out of range Pump duty 100 Hydro unit QH Characteristics 220 230 60 80 10 20 30 Flow rate L min 16 40 50 16 EN Hydro Unit Water charging Charge water until the pressure gauge shows recommended valve 0 2 MPa 2 bar Hydraulic pressure may drop when the trial run begins In that case add water Air may enter if the charged hydraulic pressure is low Loosen the purge valve cap by two turns to release air Y Fig 7 18 Loosen 2
11. Heating amp Cooling all E Fan coil s rooms Heating amp Cooling _ Motorized 2 way valve for Refer to Control parts partly heating only cooling specifications on page 20 Hot water cylinder HWS 1501CSHM3 E 150L I HWS 1501CSHM3 UK Motorized 3 way valve Refer to Control parts Hot water supply 2101 HWS 2101CSHM3 E Earth leakage breaker specifications on page 20 HWS 2101CSHM3 UK HWS 3001CSHM3 E 300 L HWS 3001CSHM3 UK T Refer to Control parts Motorized mixing valve specifications on page 20 2 zone control E Circulator pump Other power supply Buffer tank Output control board Other power supply Interlocking with boiler kit 1 Signal 12 V input function is required for boiler E Optional parts No Part name Model name Application Remarks Boiler linked output Alarm output Up to two boards dines o two boards according to 1 External output board TCB PCIN3E Defrost signal output compressor operation signal applications output Cooling heating thermostat input i 2 Externalinputboard TCB PCMO3E 3 3 2 wo boards according to Emergency stop signal input applications Use specified products for the outdoor unit Hydro Unit and hot water cylinder Do not use commercially available products Use parts that conform to prescribed specifications for parts to be connected to the Hydro Unit If unspecified pr
12. PE 40 1 EN 1 Hydro Unit 1 General information E System combination Outdoor Unit Hydro Unit HWS P804HR E HWS P1104HR E Backup heater HWS P804XWHM3 E 3kW HWS P804XWHT6 E 3N 6kW HWS P804XWHT9 E 3N 9kW HWS P1104XWHM3 E O 3kW HWS P1104XWHT6 E O 3N 6kW HWS P1104XWHT9 E O 3N 9kW General specifications 220 230V model Outdoor Unit Single Phase model Outdoor unit HWS P804HR E HWS P1104HR E Power supply 220 230V 50Hz Type INVERTER Function Heating amp Cooling Capacity kW 8 0 11 2 Heating Input kW 1 68 2 30 COP W W 4 76 4 88 Capacity kW 6 0 10 0 Cooling Input kW 1 64 3 33 EER W W 3 66 3 00 Refrigerant R410A Dimension HxWxD mm 1 340x900x320 Installation Manual 2 EN 3 Hydro Unit Installation Manual Hydro Unit 80 class Hydro Unit HWS P804XWHM3 E HWS P804XWHT6 E HWS P804XWHT9 E Back up heater capacity 3 0 6 0 9 0 for back up heater 220 230V 50Hz 380 400V 3N 50Hz 380 400V 3N 50Hz Power supply for hot water cyli ylinder heater M option 220 230V 50Hz Leaving water Heating C 20 60 temperature Cooling C 7 25 112 class Hydro Unit HWS P1104XWHM3 E HWS P1104XWHT6 E HWS P1104XWHT9 E Back up heater capacity 3 0 6 0 9 0 Power supply for back up heater 220 230V 50Hz 380 400V 3N 50Hz 380 400V 3N 50Hz
13. Setting for cooling not used e When the hot water supply function is not used set DIP SW12 1 on the Hydro Unit board to ON Refer to page 29 For Hydro Units that do not perform cooling those for floor heating etc procure a motorized 2 way valve for cooling refer to Control parts specifications on page 20 for the details locally and attach it to the water pipe that is not used for cooling Connect the valve cables to terminals TB05 3 and 4 of the Hydro Unit 36 36 EN 37 Hydro Unit Stick the optional insulator for cooling to the bottom of the Hydro Unit Settings for hot water supply Prepare the optional hot water cylinder Procure a motorized 3 way valve refer to Control parts specifications on page 20 for the details locally and perform piping Connect the valve cables to terminals TBO5 7 8 and 9 of the Hydro Unit Set DIP SW12 1 on the Hydro Unit board to OFF Refer to page 29 Connect the power supply unit for the hot water cylinder heater to terminals L and of the Hydro Unit Connect cables between the Hydro Unit and the hot water cylinder as follows Hydro Unit terminals 1 2 and earth Hot water cylinder 1 2 and earth 06 A B and earth Hot water cylinder and earth Settings for 2 zone temperature control Procure a motorized mixing valve refer to Control parts
14. by changing DIP switch 13_1 for cooling Motorized 2 way valve 230 V 100 mA spring return type normally open for 2 zone Motorized mixing valve AC 230 V 100 mA Default Drive time 60sec to 90 Note 3 wire SPST or SPDT valves with drive times between 30 and 240 seconds can be used Valve drive time can be changed using function code 0 Y Output line specifications el Maximum Maximum Description Output current voltage length External pump No 1 AC230V 1A 12 Output as required when outdoor air External boost heater AC230V 1A 12 temperature is 20 C or less 0 5 A AC230 V 12m Output as required when outdoor air temperature is 10 C or less The Boiler control outdoor air temperature when the 1 DC24 V 12m boiler output is enabled can be changed using function code 23 0 5 230 V 12 ALARM Output contacis 1A DC24 V 12m Compressor operation Non voltage 9 5 A AC230 V 12m output contacts 1A DC24 V 12m 0 5 A AC230 V 12m Defrost Output En contacis 1A DC24 V 12m Input line specifications Description Input Maximum length Emergency stop control Non voltage 12m Cooling thermostat input Non voltage 12m Heating thermostat input Non voltage 12m CAUTION Earthing arrangements The Hydro Unit and related equipment must be earthed in accordance with your local and national
15. e roperly er oe property F1 Hot water compressor ON accumulation time x 100h Press the TEST CL buttons for four seconds S 1 5 F2 Cooling compressor ON accumulation time 100h or more 5 Select the function code with the TEMP Cv CA g F3 Heating compressor ON accumulation time x 100h 2 F4 ee AC pump operation accumulation x 100h ime Press the TEST 4 button to exit the test mode 5 Hot water cylinder heater operation x 100h Item accumulation time code Data name Unit F6 Backup heater operation accumulation time 100h 00 Control temperature Hot water cylinder F7 Booster heater operation accumulation time x 100h 01 Control temperature Zone1 C 02 Control temperature Zone2 C 5 5 03 Remote controller sensor temperature C 04 Condensed temperature TC C 5 06 Water inlet temperature TWI G s 07 Water outlet temperature TWO C 08 Water heater outlet temperature THO C 09 Floor inlet temperature C OA Hot water cylinder temperature TTW C OB Mixing valve position step OE Low pressure Ps x 10kPa Item code Data name Unit 60 Heat exchange temperature TE C 61 Outside air temperature TO C 62 Discharge temperature TD C 8 63 Suction temperature TS C 65 Heatsink temperature THS 5 Current 9 6D exchanger temperat
16. electrical regulations It is essential that the equipment is earthed to prevent the electric shock and damage to the equipment 20 20 21 Hydro Unit Electrical connection to hydro unit Remove the front cover and the electrical box cover from the Hydro Unit The Hydro Unit power cable must be sized in accordance with refer to Electrical supply cable specifications Connect the Hydro Unit power cable to Terminal 02 as shown below Y Fig 7 21 Backup heater Backup heater 220 230V type 380 400 3N 3 kW type type 6 9 kW type 1 Input power i Input power 220 230V i 220 230V 3N 50Hz SOHz 1 1 Leakage i Leakage breaker i breaker I 30mA i 30mA I I LYN CILILIN TB02 TB02 I e Ensure the Hydro Unit power cable is secured using the cable clamp fitted in the electrical box Ensure the Hydro Unit power cable connection terminals are tight Installation Manual Outdoor unit to hydro unit electrical connection Y Fig 7 22 Outdoor unit Hydro unit Ensure electrical circuits are isolated before commencing work The Outdoor Unit to Hydro Unit interconnecting cable must be sized in accordance with refer to Electrical supply cable specifications Connect the Outdoor Unit to Hydro Unit interconnecting cable as shown in the diagram above Ensure the Outdoo
17. specifications on page 20 for the details locally and perform piping Connect the valve cables to terminals TB04 1 2 3 and 4 of the Hydro Unit Procure a buffer tank locally Procure a water pump locally and connect its cables to terminals 05 1 and 2 of the Hydro Unit To inhibit interlocking the water pump with the internal pump of the Hydro Unit set DIP SW10 3 on the Hydro Unit board to OFF Set DIP SW12 3 on the Hydro Unit board to ON Refer to page 29 Attach the temperature sensor TFI connected to terminals 06 C and D of the Hydro Unit near the hot water inlet of the Hydro Unit Fix TFI sensor on the room heating supply pipe by using the connector procured in locally Cover the cables with insulation tube minimum 1 mm or conduit so that the user cannot touch them directly Installation Manual Cover the TFI sensor s cables and sensor with insulation tube minimum 1 mm shown in the diagram on the right Y Fig 8 03 Zone 2 Under floor Heating 2 Way Valve Control Direct Buffer tank for Under Floor Heating Y Fig 8 04 Insulation tube minimum 1 mm TFI Sensor Z Tying up 2 Zone hot water supply pipe More than 4mm Setting for second remote controller Prepare the optional second remote controller e Connect the cable to terminals TB07 A B of the Hydro unit and remote controller Set DIP switch1 on the second remote controller board to
18. the beginning of hot water supply operation If a long period is set it takes long time for heating water 17 Setting Cooling ON OFF Set this function when performing cooling operation 18 Remote controller time indication 24 hour or 12 hour notation is selected for the timer 19 Setting Nighttime Quiet Operation ssue an instruction for low noise mode operation to the outdoor unit Enabling disabling of this function start time and end time can be set 20 Setting Alarm Tone The remote controller alarm tone can be set 21 Second Remote controller and room temperature thermostat Set the initial temperature setting Installation Manual 22 Selection of mode of operation by external input Select the logic of an external input signal option 23 Hydro Unit Capacity setting 24 Second Remote controller target temperature setting 25 Room temperature sensor setting 26 Synchronization control at low outside temperature 27 P1 pump speed control 33 Hydro Unit Installation Manual Function code settings Location amp FC Number FC Description Hydro RC Range Default oom 2 Heating Upper Limit Zone 1 1A 37 60 60 Heating Lower Limit Zone 1 1B 20 37 20 Heating Upper Limit Zone 2 1C 37 60 60 Setting Heating Lower Limit Zone 2 1D 20 37 C 20 Temperature Rang
19. turns for proper venting Loosen the air vent screw of the pump pull out air in the pump and tighten again Loosen the cap of the pressure relief valve to release air Water may come out of the pressure relief valve Release the air completely from the water circuit Failure to do so may disable correct operation Water quality The water used must satisfy EN directive 98 83 EC Piping insulation It is recommended that insulation treatment be applied to all pipes To perform optional cooling operation apply insulation treatment of 20 t or more to all pipes 17 EN Installation Manual B Electrical installation N WARNING Ensure electrical circuits are isolated before commencing the electrical installation The electrical installation must be completed by a qualified electrician The electrical installation must comply to all Local National and International electrical installation regulations This product must be earthed in accordance with Local National and International electrical installation regulations CAUTION The Hydro Unit must be connected to a dedicated power supply for the back up heater circuit The electrical supply must be protected by a suitably sized over current protection device fuse MCB etc and an earth leakage protection device The Hydro Unit must be connected to the mains power supply using a isolating switch which disconnects all poles and has a conta
20. 04 CAUTION Do not install the unit in a place where water freezes Do not install the Hydro Unit in a place where combustible gas may leak Do notinstall the Hydro Unit in a place exposed to rain or water Do not install the Hydro Unit near equipment which generates heat Do not install the Hydro Unit to a movable object Do not install the Hydro Unit in a place exposed to vibration The unit must be installed in accordance with national wiring regulation The Hydro Unit must not be installed in a high humidity condition area m Handling unpacking and checking the Hydro Unit Theunit should be checked when it is delivered and any damage reported immediately to the courier claims the department Installation Manual B Positioning Service space Secure a service space for the Hydro Unit Do not install the Hydro Unit in a place where heat stagnates Y Fig 7 01 Mounting Install M10 bolts at the positions shown below and secure them with nuts M10 960 mm NOTE If customer worried about vibration of ESTIA please insert vibration isolating material between the product and the wall when installing the product 11 Hydro Unit The Hydro Unit can be installed directly without using the fixing angles However the back side of the Hydro Unit can be highly heated therefore the installing surface must be heat resistant Y Fig 7 03
21. 5mm ormore 380 400V 3N P1104XWHT6 E 13 A 13 Ax 2P 16 A 1 5 mm or more 50Hz Power P1104XWHT9 E 380 400 3 13 A43 Ax 3P 16 1 5mm ormore 9 09 input for inlet heater P804XWHM3 E 720 230V 7 13A 16 1 5 P804XWHT6 E 380 400 3 13 A 13 A x 2P 16 A 15mmormore GO P804XWHT9 E 380 400 43 A 13 A x 3P 16 A is mormora 2 05 ee tee 12 16 1 5 8 Outdoor Hydro unit Connection 1 5 Q 2 3 Hydro Cylinder Connection 15mm or more 7 TB03 Y Wiring specifications control line Maximum Connection Description Line spec Current Maximum length destination 3 way valve control 2 line or 3 line 100 mA 12m 0 75 mm or more d 9 2 way valve control 2 line 100 mA 12m 0 75 mm or more 3 4 TB05 Mixing valve control 3 line 100 mA 12m 0 75 mm or more 97 TB04 2 zone thermo sensor 2 line 100 MA 5m 0 75 mm or more 06 2 GND shielded Cylinder thermo sensor wire 100 mA 5m 0 75 mm or more 06 Second remote controller 2 line 50 mA 50m 0 5 mm or more Q 2 TB07 19 Hydro Unit Y Control parts specifications Installation Manual Power Maximum current Type for hot water Motorized 3 way valve AC 230 V 100 mA Default 2 wire spring return valve or 3 wire SPST valve Note 3 wire SPDT valve can be used
22. Communication error 1 Check the setting of the FC01 capability Pob gt specifications HWS P804xx E 0012 HWS P1104xx E 0015 Setting error L16 When ZONE1 has not been set while x x 1 Check the body DP SW12 2 3 ZONE2 has been set Defect mode detected by the Outdoor Unit check Diagnostic functional operation ec ENT A i Determination and action code Backup Automatic Operational cause present reset TD sensor error 1 Check the resistance value and connection of the F04 x 4 discharge sensor TD TE sensor error 1 Check the resistance value and connection of the 06 heat exchange temperature sensor TL sensor error 1 Check the resistance value and connection of the F07 heat exchange temperature sensor TL TO sensor error 1 Check the resistance value and connection of the F08 outdoor temperature sensor TS sensor error 1 Check the resistance value and connection of the F12 suction temperature sensor TS TH sensor error 1 Check the resistance value and connection of the F13 heat sink temperature sensor TH TE TS sensors error 1 Check for any wrong installation of the heat exchange F15 x temperature sensor TE and the suction temperature sensor TS F24 PD sensor error 1 Check the value of PD sensor by the remote controller F31 EEPROMerror X 42 42 43 Hydro Unit In
23. I TOSHIBA ESTIRA Leading Innovation gt gt gt AIR TO WATER HEAT PUMP HFC Installation Manual Hydro Unit Model name HWS P804XWHM3 E HWS P804XWHT6 E HWS P804XWHT9 E HWS P1104XWHM3 E HWS P1104XWHT6 E HWS P1104XWHT9 E Hydro Unit Installation Manual Please read this Installation Manual carefully before installing the Air to Water Heat Pump This Manual describes the installation method of the hydro unit For installation of the outdoor unit follow the Installation Manual attached to the outdoor unit REFRIGERANT This Air to Water Heat Pump uses an HFC refrigerant R410A in order to prevent destruction of the ozone layer Contents 1 General information 2 2 Accessory parts Mam 3 3 Preparations for installation 4 4 Precautions for safety 5 5 Example of Hydro Unit installation 7 6 Main components of Hydro Unit 9 7 Hydro Unit installation 11 8 Start and 29 ENI 2d rM 38 10 Maintenance ll eased de iu iR e Rc de 38 11 Sensor temperature monitoring function 39 12 Troubleshooting emer
24. ON e lt Room thermo control gt Press long the TEST amp SET SELECT switches on the remote controller to change the Hydro Unit function code and change address 40 to 1 and then press the SET button to enable the function _ 37 Hydro Unit 9 Test run Use operation buttons usually to conduct a test run If the outside air temperature or water temperature is outside the setting value range press the TEST button on the remote controller and then start a test run Since the protection setting is disabled in the TEST mode do not continue a test run longer than 10 minutes Press the TEST 4 button on the remote controller An indication TEST appears on the remote controller Press the ZONE1 2 button and select heating with the OPERATE MODE button The pump is activated in 30 seconds If air is not released completely the flow rate switch is activated to stop operation Release air again according to the piping procedure Little air bite is discharged from the purge valve e Check that the air bite sound disappears e Check that the hydraulic pressure has become the predetermined pressure 0 1 to 0 2 MPa 1 to 2 bar If the hydraulic pressure is insufficient replenish water Heating operation starts Check that the hydro unit starts heating Press the OPERATE MODE button and select cooling Cooling operation starts Check that the hydro unit starts cooling and that the floor
25. a vacuum pump Check for refrigerant gas leaks at all connections throughout the pipe work NOTE The Air to Water Heat Pump system uses R410A refrigerant It is important that copper pipes used for refrigerant piping have the following wall thickness 0 8 mm for 26 4 mm 09 5 mm and 012 7 mm 1 0 mm for 215 9 mm 12 12 EN 13 Hydro Unit Refrigeration pipe The length and height of the refrigeration pipe must be within the following values As long as the Hydro Unit is installed within these ranges no additional refrigerant is required Y Fig 7 08 H Max 30 m above or below L Max 30m Min 5 m Refrigerant pipe sizes Hydro Unit Model Gas Side mm m Y 8 amp 11 kW Hydro Unit 0 15 88 0 9 52 Flaring e Cut the refrigerant pipes to the correct length using pipe cutter Remove any burrs that may be on the pipes as these may cause refrigerant leaks or component failure in the refrigeration cycle Place the correct size flare nuts onto the pipes use the flare nuts supplied with the Hydro Unit or use flare nuts designed specifically for 410 refrigerant and then flare the pipes using the correct flaring tool Installation Manual Tightening Connect the refrigerant pipes from the outdoor unit to the Hydro Unit as shown below Gas line 15 88 Y Fig 7 09 SS Liquid line 9 52 Align the flare connection on each pipe with the c
26. ad fastening and heat sink grease between the outdoor control board and the heat sink 7 2 Check the heat sink fan duct 3 Check the resistance value of the heat sink temperature sensor TH Detection of gas leak 1 Check the refrigeration cycle gas leak 2 Check that the service valve is fully open 3 Defect of the pulse motor valve 4 Check for kinked piping P15 0 x 5 Check the resistance value of the discharge temperature sensor TD the suction temperature sensor TS 6 Check the value of PD sensor by the remote controller 43 Hydro Unit Check code Diagnostic functional operation Operational cause Backup present Automatic reset Installation Manual Determination and action P19 The 4 way valve inversion error Check the operation of the 4 way valve unit or the coil characteristics Defect of the pulse motor valve Check the resistance value of the heat exchange temperature sensor TE and the suction temperature sensor TS P20 High pressure protection operation Q N Check that the service valve is fully open Defect of the pulse motor valve Check the outdoor fan system including clogging Over filling of refrigerant Check the resistance value of the heat exchange temperature sensor TL and the water outlet temperature sensor TWO Check the value of PD sensor by the remote controller P22 Outdoor fan system e
27. and before operation If the compressor is operated with no pipe work connected and valves open the compressor will suck air which would result in over pressurization of the system which may result in bursting or injury Observe the same precautions for refrigerant recovery work pump back procedure to outdoor unit and do not disconnect pipe work until refrigerant is recovered and valves closed N WARNING Installation precautions Askan authorized dealer or qualified installation professional to install maintain the Air to Water Heat Pump System Inappropriate installation may result in water leaks electric shock or fire Electrical work must be performed by a qualified electrician in accordance with the installation manual An inappropriate power supply capacity or installation may result in fire When completing any electrical works to the system ensure that all Local National and International regulations are satisfied Inappropriate grounding may result in electric shock Ensure all electrical cables used for the ESTIA installation comply with all Local and National regulations Check all electrical terminations are secure and tight Earth wire connections Install an earth leakage breaker without fail Incomplete grounding can cause electric shock Do not earth wires to gas pipes water pipes lightning rods or telephone cable earth wires This unit must be connected to the main power supply using a circuit breaker or swit
28. ater supply control S2 Heating control This function is valid only when DIP switch 2_3 is OFF FC61 is set to 3 and is set to 1 Operation by external input can be switched over with FC52 Y Fig 7 35 Locally procured COM s 3 1 CN210 PJ17 Ho Connection Cable N CAUTION Be sure to prepare a non voltage continuous contact for each terminal Supplementary Insulation must be added to user touchable part of switches Electrical safety checks The electrical safety checks must be completed before turning on the electrical supplies to the Air to Water heat pump system The electrical safety checks should be completed by a qualified electrician All results measured should comply with your local national electrical installation regulations Installation Manual Earth continuity test On completion of the electrical installation a resistance test should be completed on the earth conductor to ensure continuity between all pieces of equipment on the earth conductor Insulation resistance test This test must be completed using a 500 V D C insulation resistance tester Insulation resistance tests should be completed between each live terminal and earth E Second remote controller Installation place Install the remote controller 1 m 1 5 m above floor level average room tempe
29. ay Valve Use it when do not operate cooling Hydro Unit m Example of 2 zone temperature control system The following shows an example of the 2 zone temperature control Installation Manual and hot water supply A buffer tank and a water pump are required for the 2 zone temperature control Y Fig 5 02 Hi Pressure By Pass Valve N N Strainer 40 mesh 0 4 mm Drain Cock for water Charge and Drain Isolating Valves Diverting 3 Way Valve for Sanitary Hot gt lt Cylinder lt gt Indirect Sanitary Hot Water Cylinder Temperature Regulating Valve Mechanical Regulating Valve Mechanical Zone 1 Fan Coil Unit Heating or Cooling Motorized 2 Way Valve is required if fan coil units are in cooling operation Mixing 3 Way Valve for Under Floor Heating External Pump for Under Floor Heating Zone 2 Under floor Heating 2 Way Valve Control 8 EN 9 Hydro Unit 6 Main components of Hydro Unit E Exploded view and description for Hydro Unit Y Fig 6 01 N a aa dai ai di dai a da dia da cto O Expansion vessel Temperature sensor for Heat pump outlet TWO Pressure sensor Heat exchanger Flow switch 13 L min 8 kW 18 L min 11 kW Temperature sensor for refrigerant TC Temperature sensor for water inlet TWI Drain
30. ch with a contact separation of at least 3 mm Be sure to turn off all main power supply switches or the circuit breaker before starting any electrical work Ensure all power switches are off failure to do so can cause electric shock Use an exclusive power circuit for the Air to Water Heat Pump system using the rated voltage Ensure correct connection of interconnecting wire between Outdoor Unit and Hydro Unit Incorrect connection of the interconnecting cable may result in the damage of electrical parts Ensure refrigeration system remains sealed to external gases and air Should air or other gases contaminate the refrigeration circuit high system pressures could result in burst pipes and injuries Do not modify or bypass any of safety guards or switches in this system After unpacking the outdoor unit examine the unit carefully for any possible damage Do not install in any place that might increase the vibration of the unit To avoid personal injury with sharp edges be careful when handling parts LB Hydro Unit J Installation Manual Perform installation work properly in accordance with the installation manual Inappropriate installation may result in water leaks electric shock or fire Tighten all flare nuts with a torque wrench in the specified manner Excessive tightening of the flare nut may result in cracking of the pipe work or flare nut which may result in a refrigerant leakage Wear heavy duty gloves during installat
31. controller P C boards to Second Optional remote controller is preset as Second DIP SW1 28 EN Hydro Unit Installation Manual Set DIP SW2 to ON Room temperature on the remote controller which you will control the room temperature with DIP SW2 of optional remote controller is preset to ON Room temperature Either one of header or second remote controller must be set as room temperature control To control room temperature instead of water temperature with this remote controller set function code 40 of hydro unit to 1 8 Start up and configuration Set the DIP switches and function codes E Setting DIP switches on the board the Hydro Unit Detach the front cover and the electrical control box cover of the Hydro Unit Set the DIP switches on the main board Y Fig 8 01 SW No DIP No Description Default co After ning Change 1 Change 2 Change 3 ommissioning Boiler install location 1 OFF Heating side after 3 way valve OFF ON Before 3 way valve 2 Not Used Used to when external cylinder thermostat is 02 connected OFF OFF No external cylinder thermostat ON External tank thermostat connected Used to when an external room thermostat is connected OFF No external room thermostat ON External room thermostat connected OFF P1 Pump operation for hot water 1 OFF synchronised with heat pump OFF ON Normally run P1 Pump
32. ct separation of at least 3 mm The cord clamps attached to the Hydro Unit must be used to secure the electrical cables Wrong connection of electrical cables may result in electrical component failure or fire Ensure the electrical cables are sized in accordance with the installation instructions 17 Hydro Unit Control line Y Fig 7 19 Pump local D Max 12 4 230 V 1 Va 7 2Way Valve for Max 12 1230 V 100 mA Li 10 75 mm or more 1 Booster heater I 0 75 mm or more Mixing Valve type 2 for 2 zone control Installation Manual ee Mixing Valve type 1 for 2 zone control Max 12m 1 230 V 100 mA 0 75 mm or more Temp sensor in hot water cylinder Max 5 m shielded wire IN 04 e 0 75 mm or more OAOA 5 shielded i wire 0 75 more I Temp sensor for 2 zone control local i 50 m shielded wire A OPTION OPTION 0 50 mm
33. ditions Defect in the low pressure sensor Check the refrigeration cycle gas leak ON No water heating without water or no water flow Defect of the flow switch Defect of the backup heater poor automatic reset thermostat V N gt ja A A10 Antifreeze operation 2 Almost no or little water flow Check the water inlet water outlet and heat exchange TWO TC sensors N A11 Operation of the release protection Heating Cooling Hot water O Almost no water flow Defect of the flow switch Check the water outlet temperature sensor TWO oN A12 Heating hot water heater error Activated by a large load of heating or hot water supply 2 Check the heater power circuit backup or hot water cylinder heater Power supply voltage breaker power supply connection E03 Regular communication error between hydro unit and remote controller Check remote controller connection Defect in the remote controller N E04 Regular communication error between hydro unit and outdoor unit Check the serial circuit Miswiring of the crossover between the hydro unit and the outdoor unit TC sensor error Check the resistance value and connection of the heat exchange temperature sensor TC F10 TWI sensor error Check the resistance value and connection of the water inlet temperature sensor TWI
34. e response time 32 32 33 Hydro Unit 10 Setting Night Setback function code 26 remote controller function code OE to OF Setthe function when the NIGHT button on the remote controller is pressed Setenabling disabling of this function reduction temperature start time and end time If disabling is set the night setback operation is not performed even when the NIGHT button is pressed 12 Hydro 2 Way Diverting valve operation control When using both cooling and heating operations and there is an indoor unit only for heating such as floor heating install the 2 way valve and set this function code 13 Setting 3way Valve Operation function code 54 This setting is not necessary for normal installation Make this setting to invert the logic circuit in case ports A and B of the 3 way valve are wrongly attached and it cannot be rectified on site 14 Mixing valve operation setting Setthe time period from full close to full open of the 2 zone control mixing valve Set a value that is 1 10 of the actual time And setting the interval control time minutes 15 Setting Heating Hot Water Switching when Boiler Is Used function code 3E When boiler is used make this setting to operate the Hydro Unit by the instruction from the boiler 16 Setting Heat Pump Operating Time for Hot Water Supply Operation Setthe time period from the start of heat pump run to the start of heater energization at
35. e Cooling Upper Limit 18 18 30 25 Cooling Lower Limit 19 7 20 7 Hot Water Upper limit 1E 60 75 75 Hot Water Lower limit 1F 40 60 40 Hot Water Heat Pump Start Temperature 20 20 45 38 Operation Heat Pump Stop Temperature 21 40 50 C 45 Temperature Compensation 4n Hot Water Outside Air Temperature 24 20 10 C 0 Temperature Compensation Compensation Temperature 25 _ 0 15 C 3 C Operation Time x10 min 08 3 18 6 Hot Water Boost Setting Temperature C 09 40 75 75 Setting Temperature C 0A 65 75 75 Start Cycle Day oD 1 10 7 Anti Bacteria Start Time Hour 0 0 23 22 Operation Time min 0B 0 60 30 Hot Water amp Heating Switching Temperature 22 B 20 20 0 Priority Mode RETI ui oiler amp Heat Pump Switching Temperature C 23 20 20 10 Outside Temperature 1 30 20 20 Outside Temperature 1 C 29 15 0 C 10 Outside Temperature T2 C 0 0 Outside Temperature T3 C 2B 0 15 10 Setting Temperature A at eNe C ZONE 1 2C 20 60 40 Setting Temperature at 1 eNe C ZONE 1 2D 20 60 35 Setting Temperature at 2 Rhe C ZONE 1 2E 20 60 30 Setting Temperature D at eNe C ZONE 1 2F 20 60 25 Heating Auto Setting Temperature E at 20 C Curve Settings C NE 1 30 20 60 C 20 ZONE2 temperature setting 0 Percentage FC 31 A2 0 41 0 1 Fixed
36. heating system is not cooled Press the ZONE1 2 button to stop operation Press the HOT WATER button to start hot water supply operation e Check that there is no air bite Check that hot water is present at the connection port of the hot water cylinder Press the HOT WATER button to stop the hot water supply operation Press the TEST button to exit the test mode Installation Manual 10 Maintenance Execute periodic maintenance at least once a year Check points e Check all electrical connections and make adjustments if they are necessary Check the water pipes of the heating systems in particular any evidence of leakage Check the expansion tank inner pressure If it is insufficient enclose nitrogen or dry air in the tank Check that the hydraulic pressure is 0 1 MPa 1 bar or more with a water manometer If it is insufficient replenish tap water Pull the lever of the pressure relief valve and check operation Clean the strainer Check the pump for an abnormal sound or other abnormalities 38 38 EN Hydro Unit Installation Manual 1 1 Sensor temperature monitoring function The sensor sensing temperature is displayed on the Item remote controller Code Data name Unit This 4 you i make sure whether the FO Micro computer energized accumulation time x 100h ensor IS IN
37. ion work to avoid injury Install the outdoor unit securely in a location where the base can sustain the weight adequately In enclosed areas if the refrigerant leaks during installation vacate and ventilate immediately After installation is complete ensure and confirm that refrigerant does not leak If refrigerant leaks into a room and flows near a fire source noxious gas may be generated Do not block any drain hoses Hoses may come off and electric shocks may occur Do not hit the manometer because it is made of glass It is breakable m Notes on system design The inlet water temperature to the Hydro Unit must be 60 C or less Especially be careful when there is an external heating source such as a boiler When hot water over 60 C returns it may result in a failure of the unit or water leakage The flow rate of the circulating water must meet the following range 11 kW 18 L minute or more 8 kW 13 L minute or more If the flow rate becomes less than the minimum the protective device is activated to stop the operation To ensure the minimum flow rate of the water system install a bypass valve on one water circuit Please note this circuit must contain a minimum of 20 liters If total water amount is not enough the unit may not function fully due to protective operation Do not drive water by power other than the pump built in the Hydro Unit The back up heaters in the hydro unit are designed to assist the heat pump during period
38. is set for temperature setting on the remote controller e The outside air temperature TO T1 can be set individually The target temperature can be set to a value from 20 to 60 C Installation Manual However A gt B gt C gt D gt E Y Fig 8 02 Zone 1 Default setting FC2C 40 A Auto curve shift adjust 5 C FC27 FC2D 35 B FC2E 30 C FC2F 25 D FC30 20 E 25 TO TI 2 T3 20 20 10 0 10 FCA1 FC29 FC2B Outdoor Temperature The entire curve can be adjusted plus and minus 5 by function code 27 Zone 2 You can choose either a percentage or a fixed value as the setting method of zone 2 FCA2 0 percentage FC31 FCA2 1 fixed value FCA3 FCA4 FCA5 However zone 1 gt zone 2 E Auto curve shift adjust 5 C FC27 FCA4 35 HE 25 TO TI 20 20 10 FCA1 29 Outdoor Temperature C 8 Setting Frost Protection Temperature function code 3A to 3B Set the function when the FROST PROTECTION button on the remote controller is pressed Set enabling disabling of this function and the target water temperature If disabling is set the frost protection operation is not performed even when the FROST PROTECTION button is pressed 9 Setting Frequency of Output to Internal Heater function code 33 to 34 The increase decrease time is used to set th
39. k 05 The contactor will energize in the event of low ambient conditions e A separate dedicated electrical supply must be used for the external booster heater This must be connected through the contacts on the field supplied contactor Y Fig 7 23 pumps The Hydro Unit has the facility to connect an additional circulating pump if required into the heating or cooling system There is an output available from the Hydro Unit AC230 V 1 A maximum is available from each output The output for each additional pump is synchronized with the operation of the main circulating pump inside the Hydro Unit e Connect the additional pumps as shown in the diagram below e Connect external pump 1 to terminals 1 amp 2 on Terminal Block 05 Install external pumps so that their motive power does not affect the internal pump Y Fig 7 24 22 22 EN 23 Hydro Unit 3 way valve diverter connection Required Valve Specification Electrical Specification 230 V 50 Hz lt 100 mA Valve Diameters Port A Port 1 1 4 Return Mechanism 3 types of 3 way valve diverter can be used Set the 3 way valve in use with the DIP switch SW13 1 on the Hydro Unit board SW13 1 Type 1 2 wire spring return OFF Type 2 3 wire SPST OFF Type 3 3 wire SPDT ON NOTE Continuous operation of the valve motor at the fully open position is not recommended The 3 way diverter valve i
40. lation Manual Additional hydro unit outputs Alarm and Boiler Outputs Alarm Output L1 Alarm output Output enabled when the system is in alarm fault condition Volt free contact specification shown below AC230 V 0 5 A maximum DC24 V 1 A maximum e Connection details Terminals 1 and 2 OPERATION on MCC 1217 TB Refer to Fig 7 32 Boiler Control Output L2 Boiler drive permission output Output enabled when outdoor ambient temperature lt 10 C Volt free contact specification shown below AC230 V 0 5 A maximum DC24 V 1 A maximum Connection details Terminals 3 and 4 EMG on MCC 1217 TB Refer to Fig 7 32 Y Fig 7 32 Connection Cable TCBPCINE Power Display pa Supply Relay K1 s 4 gt Boller 1 I i CN208 PJ20 EMG rO gt output ali i Power OPERATION i Supply o 2 71 Alarm Display 1 1 CO gt j output elay K2 pe Hydro unit i HOUR coeno Locally procured Defrost and Compressor operation Outputs Defrost output Display relay is ON when the system defrost Volt free contact AC230 V 0 5 A maximum DC24 V 1 A maximum Connection details Terminals 1 and 2 OPERATION on MCC 1217 TB Refer to Fig 7 33 95 Hydro Unit Compressor operation output Display relay is ON with outdoor unit compressor operation Vo
41. lt free contact AC230 V 0 5 A maximum DC24 V 1 A maximum Connection details Terminals 3 and 4 EMG on MCC 1217 TB Refer to Fig 7 33 Y Fig 7 33 Connection Cable TCB PCIN3E Power Supply 77 Display 2 pg Compressor Clay RI 5 operation 2 gt output CN209 PJ20 EMG i ei 1 1 Power 1 T i Supply _ 5 20TH gt i Defrost Reyka HO Hydro unit ac MAIN cone Locally procured 1 Available to change the output signal by function code 67 Default FC67 0 1 2 Defrost output 3 4 Compressor operation output Setting value FC67 1 1 2 Alarm output 3 4 During operation CAUTION Be sure to prepare a non voltage contact for each terminal Display Relay capacity of EMG and OPERATION Below AC230 V 0 5 A COS 100 When connecting loads such as relay coil to L1 L2 load insert noise surge absorber Below DC24 V 1 A Non inductive load When connecting load such as relay coil to L1 L2 load insert the bypass circuit Installation Manual Optional inputs to hydro unit Room Thermostat Input 2 3 Room thermostat input for cooling mode 1 3 Room thermostat input for heating mode Output enabled when either heating or cooling mode selected on room thermostat locally supplied Volt free contac
42. nect the wires from the Hydro unit to the remote controller terminal block Refer to How to wire the remote controller Connect the wires of the remote controller following the terminal numbering convention of the Hydro unit to prevent miss wiring Do not apply AC 208 230V mains voltage to the remote controller as it will be damaged 28 Installation Manual Remote controller wiring Connection diagram Use 0 5 mm wire Can not use the closed end wire joint Wood screws Remote controller A AAA EEA Terminal block ea TB07 for remote controller wiring in Remote controller wiring Hydro unit Locally procured Terminals A and B are non polar Second remote controller installation requirements Remote controller inside rear 0000 DIP switch DIP switch switch 1 2 1 2 1 2 I I O e Header remote Headerremote Secondremote Secondremote controller Hot controller controller Hot controller water Room water Room temperature temperature temperature temperature DIP switch 1 2 i Installation For a dual remote controller system install the remote controllers in the following way 1 Set one of remote controllers as the header remote controller Remote controller of hydro unit is preset as Header DIP SW1 2 Set the DIP switch on all other remote
43. nipple Water inlet connection Refrigerant liquid connection Air relief valve Pressure relief valve 0 3 MPa 3 bar Thermal protector auto Temperature sensor for water outlet THO Thermal protector Single operation Water pump Backup heater 3 kW 3 kW x 2 3 kW x 3 Manometer Water outlet connection Refrigerant gas connection 2 TT ERI Installation Manual Hydro Unit B E box layout Y Fig 6 02 External output P C board MCC 1217 Option External output P C board MCC 1217 Option Relay P C board MCC 1431 Main P C board MCC 1511 00 e m 00000000 Fuse Relay F9 F10 RY06 10 07 Installation Manual SSS tt MG SW RY04 MG SW RY02 External input P C board MCC 1214 Option 10 EN 11 Hydro Unit 7 Hydro Unit installation N WARNING To protect yourself from injury always use PPE Personal Protective Equipment that is wear gloves Install the Hydro Unit by at least two persons Install the Hydro Unit in a place strong enough to withstand the following weights Hydro Unit weight with no water 60 kg P804 65 kg P1104 Hydro Unit weight with full water 80 kg P804 85 kg P11
44. oducts or parts are used a malfunction failure or fire may be caused 4 4 5 Hydro Unit Installation Manual 4 Precautions for safety General safety precautions Ensure that all Local National and International regulations are satisfied Read the Precautions for safety carefully before installation The precautions described below include the important items regarding safety Observe them without fail After the installation work has been completed perform a test run to check for any problems Follow the Owner s Manual to explain how to use and maintain the unit to the customer Turn off the main power supply switch or breaker before unit maintenance Ask the customer to keep the Installation Manual along with the Owner s Manual E Refrigerant precautions If a refrigerant leak is suspected contact the dealer who supplied the system in the case of a recharge of refrigerant ask service personnel for details of the leak and confirmation of the repairs completed The refrigerant used in the system is harmless Generally the refrigerant does not leak however if the refrigerant should leak into a room and a heater or stove burner in the room is lit toxic gas may be generated Do not install the system in a location subject to a risk of exposure to a combustible gas If a combustible gas leaks and stays around the unit a fire may occur Install the refrigerant pipe securely during installation
45. operation for heating 2 OFF Normally run OFF ON Stopped at the outside temperature over 20 C 10 Synchronisation of Pump P2 3 OFF P1 synchronised with pump P1 OFF ON P2 continuous operation pump off when remote controller switched off Pump P1 power of regular When long term thermo off OFF None operation OFF ON regular power 29 EN 29 Hydro Unit Installation Manual SW No DIP No Description Default c After nina Change 1 Change 2 Change 3 ommissioning Used to activate Hydro Unit back up heaters 1 OFF Back up heaters activated OFF ON back up heaters de activated Used to activate hot water cylinder electrical heater 2 OFF hot water cylinder heater activated OFF 11 ON hot water cylinder heater de activated Used to activate external booster heater output 3 OFF external booster heater output activated OFF ON external booster heater output de activated 4 Not Used Used when a hot water cylinder is connected to 1 system OFF OFF hot water cylinder connected ON hot water cylinder not connected Used to activate Zone 1 Operation 12 2 OFF Zone 1 activated OFF ON Zone 1 de activated Used to activate Zone 2 Operation 3 OFF Zone 2 de activated OFF ON Zone activated 4 Not Used Used to determine type of 3 way diverting valve 1 used on system OFF OFF 2 wire spring return or SPST
46. orresponding outlet connection on the Hydro Unit Tighten the flare nuts using fingers to secure the pipes in place Tighten the flare nuts using a torque wrench to the tightening torques shown below Outer a Pipe Tightening Torque N m 9 5 33 to 42 15 9 63 to 77 To prevent damage to the refrigerant pipes use two spanners to tighten the flare nut connections to the required torque Water pipe N WARNING Install water pipes according to the regulations of respective countries Install water pipes in a freeze free place Make sure that water pipes have sufficient pressure resistance The setting value of the pressure relief valve is 0 3 MPa 3 bar CAUTION Do not use zinc plated water pipes When steel pipes are used insulate both ends of the pipes 13 Hydro Unit The water to be used must meet the water quality standard specified in EN directive 98 83 EC Water pipe Design the water pipe length within the QH characteristics of the pump Refer to Fig 7 16 and Fig 7 17 on page 16 The height of the pipe must be 7 m or less Y Fig 7 10 H lt 7m um Water circuit Install a strainer with 30 to 40 meshes locally procured at the water inlet of the Hydro Unit Install drain cocks locally procured for water charge and discharge at the lower part of the Hydro Unit Make the piping route a closed circuit An open water circ
47. ote controller Automatic reset the abnormality controller is detected 1 Check the remote controller crossover E01 2 Check the remote controller 3 Check the hydro power supply wiring 4 Check the water heat exchanger board Defect in the signal transmission Stop Displayed when Defect in the transmission of the remote to the hydro unit Automatic reset the abnormality controller E02 Detected on the remote controller is detected 1 Check the transmitter circuit inside the side remote controller Replace the remote controller Several remote controller base Stop Displayed when 1 2 Check several base units with the units The handset the abnormality remote controller E09 Detected on the remote controller continues is detected The base unit is only one and others are handsets 45 99808601
48. r Unit to Hydro Unit interconnecting cable is secured using the cable clamp fitted in the electrical box Ensure the Outdoor Unit to Hydro Unit interconnecting cable connection terminals are tight 21 Hydro Unit Electrical connection for external booster Installation Manual Electrical connection for external additional heater CAUTION The maximum current available from the booster heater output is 1 A Do not connect the booster heater directly to Terminal Block 05 on the Hydro Unit A separate contactor supplied locally must be used to supply the booster heater The booster heater can be installed only for room heating and cannot be used for hot water supply Install the booster heater downstream of the 3 way valve on the indoor unit side The booster heater is an external heater supplied locally used to assist the Hydro Unit during low ambient conditions The AC230 V 1 A output from the Hydro Unit must only be used to energize an external contactor Supplied locally The output from the Hydro Unit is only enabled when the outdoor air temperature is less than 20 C Ensure the external booster heater is installed and set up in accordance with all Local National and International regulations e Connect the external booster heater to the Hydro Unit in accordance with the diagram shown below Connect the coil of the field supplied contactor to terminals 5 amp 6 on Terminal Bloc
49. rature area Do not install the remote controller in a place exposed to direct sunlight or outside air such as a window etc Do not install the remote controller where ventilation is poor Do not install the remote controller in a freezing or refrigerated area the remote controller is not water or splash proof Install the remote controller in a vertical position Remote controller installation dimension Be sure to follow the installation dimension as shown in the figure 1 when you install the remote controller on the wall mm 27 Hydro Unit Remote controller installation NOTE The remote controller wire should not be bundled with other wires mains etc or installed with other wires in the same conduit as malfunction may result Install the remote controller away from sources of electrical interference and electromagnetic fields If electrical interference is unavoidable countermeasures such as appropriate filtering should be employed Remote controller Rear gt Wiring slot Lower case Remote controller Rear case Cover 1 For removal of the remote controller s lower case rear case insert the tip of a straight blade screwdriver or the like into the two openings at the bottom of the remote controller to open the lower case 2 Fix the remote controller s rear case by wood screws 2 pcs Do not over tighten as it may damage the rear case 3 Con
50. rror Check the lock status of the motor fan Check the connection of the fan motor cable connector Check the power supply voltage P26 P29 Short circuit of the compressor driver element error Compressor rotor position error Abnormality occurs when operating with the compressor wiring disconnected Check the control board No abnormality occurs when operating with the compressor wiring disconnected Compressor rare short Even if the connection lead wire of the compressor is disconnected it stops due to an abnormality in the position detection Replace the inverter control board Check the wire wound resistor of the compressor Short circuit Replace the compressor 44 44 45 Hydro Unit Defect mode detected by the remote controller Installation Manual Diagnostic functional operation side Check code inati i Operational cause ina Condition No communication between hydro Stop Defect in the remote controller power Not unit an remote controller supply displaying at 1 Check the remote controller wiring all 2 Check the remote controller cannot operate by 3 Check the hydro unit power supply the remote wiring controller 4 Check the water heat exchange control board No communication between hydro Stop Displayed when Defect the reception of the remote unit and rem
51. s of low ambient conditions Ensure the Hydro unit and the connecting water pipes are installed in a location that is not exposed to low ambient temperatures which could result in the water circuit freezing The system operation is designed around a closed water circuit Do not use an open circuit design Circulating water must be 20 liters or more Please turn on the main power supply to up to 12 hours before the start of the operation and don t turn off the power all the time during the period of use 6 EN 7 Hydro Unit Installation Manual GEN COECUUCIOUNE OLIO MS 5 Example of Hydro Unit installation E Example of installation for cooling and heating When both cooling and heating modes are required a 2 way valve must be installed to isolate the radiator or under floor heating circuit Y Fig 5 01 Isolating Ball Valves LN A Strainer 40 mesh 0 4 mm Drain Cock for water Charge and Drain gt lt V lt 2 OE Valve Use the 2 way valve to isolate the heating rw circuit when ni in cooling Indirect Sanitary Hot Water Cylinder Alternative to Radiators Under floor Heating Heating Only 2 Way Valve Control Fan Coil Units Cooling or Heating Radiators Way Valve Control Only Way Valve Control Way Valve Control Diverting 3 Way Valve for Sanitary Hot Water Cylinder mode 2 W
52. s used to select either domestic hot water or space heating Connect the 3 way diverter valve to terminals 7 8 and 9 on Terminal Block 05 Connect the 3 way diverter valve in accordance with the diagram below Y Fig 7 25 Type 1 SPRING RETURN port A to Hot water cylinder Hydro Unit TB 05 port AB to Hydro unit port B to Room heating or cooling Installation Manual Y Fig 7 26 Type 2 SPST port A to Hot water cylinder port AB to Hydro unit port B to Room heating or cooling Y Fig 7 27 Type 3 SPDT port A to Hot water cylinder port AB to Hydro unit port B to Room heating or cooling 23 Hydro Unit 3 way mixing valve connection Required Actuator Specification Electrical Specification 230 V 50 Hz lt 100 mA The 3 way mixing valve is used to achieve the temperature differential needed in a 2 zone heating system e Connect the 3 way mixing valve to terminals 2 3 and 4 on Terminal Block 04 for Type 1 mixing valve or on terminals 1 2 and 3 on Terminal Block 04 for Type 2 mixing valve Connect the 3 way mixing valve in accordance with the diagrams below V Fig 7 28 Type 1 SPDT port A to Zone 2 Heating port AB to Hydro unit port B BLANK OFF Y Fig 7 29 Type 2 SPST port A to Zone 2 Heating lente hello sesta TB 04 port AB to Hydro unit port
53. stallation Manual Check Diagnostic functional operation ec sli i Determination and action code Backup Automatic Operational cause present reset Compressor breakdown 1 Check the power supply voltage H01 2 Over loaded condition of the refrigeration cycle 3 Check that the service valve is fully open Compressor lock 1 Defect of compressor lock H02 Replace the compressor 2 Defect of compressor wiring open phase Defect in the current detection H03 SE i X 1 Replace the outdoor inverter control board circuit Operation of case thermostat 1 Check the refrigeration cycle gas leak 2 Check the case thermostat and connector H04 X 3 Check that the service valve is fully open 4 Defect of the pulse motor valve 5 Check for kinked piping Unset service PC board jumper L10 1 outdoor PC board jumper wire for service Jumpers have not been cut L15 Combination error O X 1 Check the model name of the hydro unit The communication between the L29 SE w 1 the outdoor control board outdoor PC board MUCs error The outlet temperature error 1 Check the refrigeration cycle gas leak P03 x 2 Defect of the pulse motor valve 3 Check the resistance value of the discharge temperature sensor TD P04 The high pressure switch error X PO5 The power supply voltage error X 1 Check the power supply voltage Overheating of heat sink error 1 Check the thre
54. stem restart with remote controller 2 Contacts high gt low system stop Contacts low gt high system restart 3 Contacts low gt high system stop Contacts low gt high second time system restart 52 0 Restart hot water and heating 1 Restart in the mode when stopping 2 Restart hot water 3 Restart heating 4 Tempo control 1 without heater 5 Tempo control 2 without HP and heater Changing the control of S1 CN210 0 none 1 Hot water supply control In addition it is enabled only when switch 2_3 is set to OFF and FC61 is set to 3 61 B6 23 Hydro Unit Capacity Setting 0012 P804XWH 0015 P1104XWH Factory set but function code is needed for PCB replacement or function code reset procedure has been completed 01 Depends 2 Hydro Unit Second Remote controller 24 Target temperature Setting 0 Water temperature 1 Room thermo temperature 40 Room 25 Temperature Sensor Setting Temperature shift for heating Temperature shift for cooling 02 10 10 1 03 10 10 1 Synchronization 26 control at low outside temperature 0 HP Boiler 1 Boiler 2 Backup heater 3 Boiler Pump P1 stop 5B P1 pump speed 27 control duty of the PWM 0 100 1 90 2 80 3 70 4 60 5 50 AO 100 50 Settings by purpose Settings when hot water supply function is
55. t the heat pump start water temperature and heat pump stop water temperature e The heat pump starts working when the water temperature lowers below the set start water temperature It is recommended that the default value be used 3 Compensating Hot Water Temperature function code 24 and 25 e Compensate the target temperature from the remote controller set temperature when the hot water temperature lowers below the set outside air temperature 4 Setting Hot Water Boost function code 08 and 09 Set the control time and target temperature when the HOT WATER BOOST button on the remote controller is pressed 5 Setting Anti Bacteria Set the control for the hot water cylinder when ANTI BACTERIA is set with the remote controller Set the target temperature control period start time 24 hour notation and target temperature retention period Make this control setting according to regulations and rules of respective countries 6 Setting Priority Mode Temperature Set the outside air temperature that changes the preferred operation mode Hot Water Heating Switching Temperature Heating operation takes precedence when the temperature lowers the set temperature Boiler HP Switching Temperature When the temperature lowers the set temperature the external boiler output is made 7 Setting Heating Auto Mode Temperature function code 27 to 31 A1 to A5 e Compensate the target temperature when Auto
56. ts Connection details Cooling Connection Terminals 3 COM and 2 COOL on MCC 1214TB Refer to Fig 7 34 Heating Connection Terminals 3 COM and 1 HEAT on MCC 1214TB Refer to Fig 7 34 Y Fig 7 34 Locally procured TCB PCMO3E Thermostat COM 5 OMEN GN DET CN211 PJ17 iCool J Hot j COOL 15 I ee eee dl HEAT EN Connection d Cable Thermostat operation Cooling Heating on off on off 2 3 open close 1 3 close open CAUTION Be sure to prepare a non voltage continuous contact for each terminal Supplementary Insulation must be added to user touchable part of switches 26 26 Hydro Unit Emergency Shutdown input S2 Emergency stop input Tempo control input This function can be switched over with FC21 and FC61 e Non voltage contacts Connection details Emergency stop Tempo control ON Terminals 3 COM and 1 HEAT on MCC 1214TB Refer to Fig 7 35 a price contract provided by French electric power company EDF Hot water tank thermostat input S1 Local hot water tank thermostat input This function is used with DIP switch 2_3 is ON when the customer use the local hot water tank Close Not reached setting temperature Open Reached setting temperature Refer to Fig 7 35 Control of force stop and restart S1 Hot w
57. type valve ON SPDT type valve Used to activate external boiler output 2 OFF external boiler output de activated OFF 13 ON external boiler output activated Used to activate system auto restart after power 3 failure OFF OFF auto restart activated ON auto restart de activated 4 Not Used ON E Setting DIP switches the board in second remote controller option Detach the front cover of the Remote controller Set the DIP switches on the main board DIP No Description Default oo ter ning Change 1 Change 2 Change 3 ommissioning Used to when a second remote controller is connected 1 OFF Header remote controller ON Second remote OFF controller Used to determine control target when use second 2 remote controller OFF OFF water temperature ON room temperature Not Used Not Used 30 30 EN Hydro Unit E Setting function codes for Hydro Unit and remote controller Set function codes for various operation modes with the remote controller There are two types of setting 1 Hydro Unit function code setting 2 Remote controller function code setting Setting remote controller mode lt Setting Hydro Unit Function Code gt Press the TEST 2 SET SELECT buttons for four seconds or more to enter the remote controller function code setting mode X B N
58. uit may cause a failure Installation Manual Y Fig 7 11 Attention To avoid water leak exchange the seal tapes to new one Attention Water used at test in factory before shipping may be found in the caps Water inlet connection 11 4 Y Fig 7 12 Strainer 30 to 40 meshes Drain cock for water charge and discharge trasse CLE I eee aap aS maa w p a p Ses See Local arrangement 14 14 EN 15 Hydro Unit Piping to hot water cylinder option Water supplied to the hot water cylinder is branched by a motorized 3 way valve locally procured For the specifications of the motorized 3 way valve refer to Control parts specifications on page 20 Connect the hot water cylinder to port A open when energized of the valve Y Fig 7 13 to hydro unit to hot water cylinder AB room heating or cooling Open when de energized Open when energized Piping to 2 zone operation To perform 2 zone temperature control circulate water by another pump locally procured through a motorized mixing valve locally procured and a buffer tank locally procured For the specifications of the motorized mixing valve Refer to Control parts specifications on page 20 Y Fig 7 14 Motorized mixing valve locally procured from hydro A unit Water pump locally E to hydro unit Buffer tank locally
59. ure TL C 70 operation Hz 2 Number of revolutions of outdoor fan 72 rpm lower 73 Number of revolutions of outdoor fan rpm upper 74 Outdoor PMV position x 1 10 pls Discharge pressure PD x 10kPa 39 EN 29 Hydro Unit 1 2troubleshooting E Fault symptoms Installation Manual Symptom Possible cause Corrective action Room is not heated or cooled Water is not hot enough Nothing is displayed on the remote controller Incorrect remote controller setting Check remote controller operation and temperature setting Incorrect function code setting Check function code setting with the function code table Backup heater disconnected Check backup heater and bimetal thermostat Insufficient capacity Check selection of equipment Sensor defect Power is not supplied Check whether temperature sensor is installed at the normal position Check power supply wiring Incorrect setting Check DIP switch setting on the Hydro Unit board Check the setting with the function code table Flow rate switch is activated Error code A01 Air bite in the pump Release air completely according to the procedure Low hydraulic pressure Set hydraulic pressure considering pipe height and replenish water until manometer shows a value of set hydraulic pressure or more Strainer is clogged Clean the strainer
60. value FCA3 A5 Ratio Of Zone 2 In Zone 1 Auto Mode 31 0 100 80 Setting Temperature A at TO eNe C ZONE 2 A3 20 60 40 Setting Temperature at T1 eNe C ZONE 2 A4 20 60 35 Setting Temperature E at eNe 20 C C ZONE 2 AS 20 60 20 Auto Curve Temperature Shift C 27 5 5 C 0 34 34 EN 5 Installation Manual Hydro Unit Location amp FC Number FC Description Hydro RC Range Default oom uu kr Function 0 Invalid 1 Valid 3A 0 1 1 Frost Protection Setting 3B 10 20 15 8 FrostProtection Temperature Schedule date 12 0 20 Schedule time 13 0 23 Downtime Back Up Heater 0 5min 33 0 3 1 Back Up Heater 1 10min 2 15min 3 20min Control Uptime Back Up Heater 0 10min 1 20min 2 30min 34 _ 0 3 0 3 40min Change Setback Temperature 26 3 20 5 Zone selection 0 Zone 1 amp 2 58 0 1 0 10 Night Setback 1 Zone 1 Only Start Time Hour 0 0 23 22 End Time Hour 0 23 06 Cooling 2 Way Valve Hydro 2 Way paneer peration Logic 0 Activated w 12 Operation during cooling 1 Not 3C 0 activated during cooling 3 Way Diverting Valve Hydro 3 Way Operation Logic 0 Activated 13 Diverting Valve during hot water operation 54 0 1 0 Operation Control 1 not activated during hot
61. water operation Specified Drive Time for 0 3 24 6 PA 2 Zone Mixing Mixing Valve x10sec Valve Drive Time Mixing valve OFF control time si E me 4 mins External Boiler Heat Pump 15 Boiler Heat Pump Synchronisation 3E 0 1 0 Synchronisation 0 Synchronised 1 Not synchronised Maximum Maximum Heat Pump Operation Time Of Operation Time In Hot Water 16 Hot Water Heat Operation Priority Mode 07 gt 1 120 30 Pump minutes 0 Cooloing amp Heating 17 Cooling Operation Operation 1 Heating Only 02 0 41 0 Remote controller 24h or 12h Time Indication 0 18 Indication 24h 1 12h a id E 0 Low Noise Operation CDU Night Time 0 Invalid 1 Valid 09 0 1 0 19 Low Noise Start Time Hour 0 0 23 22 End Time Hour 0B 0 23 06 20 Alarm Tone Tone Switching 0 OFF 1 ON 11 0 1 1 Choice of the initial setting temperature Second Remote 9 The fixed temperature by B5 _ 0 1 0 controller and FC9D 21 room temperature 1 The calculated temperature thermostat by Auto curve Fixed initial temperature eNe setting 9D 20 60 40 35 Hydro Unit Location amp Number Installation Manual FC FC Description Hydro After Change Change RC Range Default commissioning 1 2 Operation by 22 external input option 0 Contacts low gt high system stop System restart with remote controller 1 Contacts high gt low system stop Sy

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