Hitachi RWH-4.0NFE Скачать руководство пользователя страница 328 | Manualshive

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Hitachi RWH-4.0NFE Скачать руководство пользователя страница 328

12 TROUBLESHOOTING

?

N O T E

•

(o): Option configurable from Unit controller. This alarm will be displayed if the system has been configured.

• o: Default. This alarm will be displayed in the Unit controller.
• –: No applicable.

12.1 ALARM CODE INDICATION ON REMOTE CONTROL SWITCH (PC-ARFH1E)

Alarm

indication

Alarm code

12.1.1 Alarms for Indoor units

Alarm

Code

Retry

Stop

Code

YUTAKI

S/SC

YUTAKI

S80

YUTAKI

M

Origin

Detail of Abnormality

Main Factors

3

-

o

o

o

Communication

Transmission Alarm (Not outdoor unit

detected)

Loose, disconnected, broken or

short-circuited connector

11

-

o

o

o

Indoor

Water inlet thermistor abnormally

(THMwi)

Loose, disconnected, broken or

short-circuited connector

12

-

o

o

o

Indoor

Water outlet thermistor abnormally

(THMwo)

Loose, disconnected, broken or

short-circuited connector

13

–

o

o

o

Indoor

Indoor Liquid Pipe Temp Thermistor

Abnormality (THMl)

Loose, disconnected, broken or

short-circuited connector

14

–

o

o

o

Indoor

Indoor Gas Pipe Temperature

Thermistor Abnormality (THMg)

Loose, disconnected, broken or

short-circuited connector

15

-

(o)

(o)

(o)

Indoor

Water Circuit 2 thermistor abnormally

(THMwo2)

Loose, disconnected, broken or

short-circuited connector

16

-

(o)

(o)

(o)

Indoor

Water DHW thermistor abnormally

(THMdhwt)

Loose, disconnected, broken or

short-circuited connector

17

-

(o)

(o)

(o)

Indoor

Auxiliary sensor 2 thermistor

abnormally (THMaux2)

Loose, disconnected, broken or

short-circuited connector

18

-

(o)

(o)

(o)

Indoor

Auxiliary sensor 1 thermistor

abnormally (THMaux1)

Loose, disconnected, broken or

short-circuited connector

19

-

o

-

-

Indoor

Water Plate HEX pipe thermistor

abnormally (THMwohp)

Loose, disconnected, broken or

short-circuited connector

19

-

o

-

Indoor

Suction R134a pipe thermistor

abnormally (THMs)

Loose, disconnected, broken or

short-circuited connector

23

-

o

-

Indoor

Discharge R134a pipe thermistor

abnormally (THMd)

Loose, disconnected, broken or

short-circuited connector

25

-

(o)

(o)

(o)

Indoor

Auxiliary sensor 3 thermistor

abnormally (THMaux3)

Loose, disconnected, broken or

short-circuited connector

40

-

o

o

o

Indoor

Incorrect LCD setting

Current LCD configuration does not

allow proper operation

TROUBLESHOOTING

PMML0575 rev.2 - 03/2022

314

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Содержание RWH-4.0NFE

Страница 1: ...S AND YUTAKI CASCADE CONTROLLER MODELS RWM 2 3 R1E RWM 4 10 N1E RWD 2 3 RW1E 220S K RWD 4 6 NW1E 220S K RWH 4 0 6 0 V NF W E DHWS 200 260 S 2 7H2E W RASM 2 3 VRE RASM 4 6 V NE RAS 2 3 WHVRP1 RAS 4 10 WH V NPE ATW YCC 01 03 PMML0575 rev 2 03 2022 ...

Страница 2: ......

Страница 3: ...ile per eventuali errori di stampa che esulano dal proprio controllo Português As especificações apresentadas neste manual estão sujeitas a alterações sem aviso prévio de modo a que a HITACHI possa oferecer aos seus clientes da forma mais expedita possível as inovações mais recentes Apesar de serem feitos todos os esforços para assegurar que todas as especificações apresentadas são correctas quais...

Страница 4: ...sull ambiente e sulla salute e favorisce il riciclo dei materiali di cui è composta l apparecchiatura Non tentate di smontare il sistema o l unità da soli poichè ciò potrebbe causare effetti dannosi sulla vostra salute o sull ambiente Vogliate contattare l installatore il rivenditore o le autorità locali per ulteriori informazioni Lo smaltimento abusivo del prodotto da parte dell utente può compor...

Страница 5: ...o di abbreviazione utilizzati nel manuale di istruzioni Questo Manuale di installazione e d uso è relativo alle unità YUTAKI CODIFICAÇÃO DE MODELOS Nota Importante de acordo com o nome do modelo verifique o tipo da sua bomba de calor e a respetiva abreviatura e menção neste manual de instruções Este manual de instalação e de funcionamento está relacionado com unidades YUTAKI MODELKODIFICERING Vigt...

Страница 6: ...te la version anglaise prévaudra IT La versione inglese è l originale e le versioni in altre lingue sono traduzioni dall inglese In caso di divergenze tra la versione inglese e quelle tradotte fa fede la versione inglese PT A versão inglesa é a original as versões em outras línguas são traduzidas do inglês Em caso de divergência entre a versão em língua inglesa e as versões traduzidas faz fé a ver...

Страница 7: ...tary system 7 1 3 2 Product list 7 1 3 2 1 Split system R32 Outdoor unit 7 1 3 2 2 Split system R410A Outdoor unit 7 1 3 2 3 Split system Indoor unit 8 1 3 2 4 Monobloc system 11 1 3 2 5 Complementary system 12 2 GENERAL SAFETY NOTES 13 2 1 Additional information about safety 13 2 2 Important notice 13 3 NAME OF PARTS AND DIMENSIONAL DATA 14 3 1 RAS 2WHVRP1 RAS 2 5WHVRP1 RAS 3WHVRP1 14 3 2 RAS 4 1...

Страница 8: ...ing Necessary cooling kit 34 5 3 R32 Temperature working range 35 5 3 1 Space heating 35 5 3 2 DHW 36 5 3 3 Swimming pool heating 36 5 3 4 Space cooling Necessary cooling kit 37 5 4 R410A Hydraulic working range 37 5 4 1 Hydraulic data 37 5 5 R32 Hydraulic working range 38 5 5 1 Hydraulic data 38 5 5 2 Pump performance curves 39 6 REFRIGERANT AND WATER PIPING 46 6 1 General notes before performing...

Страница 9: ...k 72 7 2 Electrical connection 76 7 2 1 Wiring size 76 7 2 2 Minimum requirements of the protection devices 80 7 3 Setting of DIP switches and RSW switches 84 7 3 1 Outdoor unit RAS 2 3 WHVRP1 RAS 4 10 WH V NPE and RASM 2 6 V N R E 84 7 3 2 Indoor units RWM 2 0 10 0 R N 1E RWD 2 0 6 0 R N W1E 220S K and RWH 4 0 6 0 V NF W E 88 7 3 3 YUTAKI CASCADE CONTROLLER ATW YCC 01 03 93 7 3 4 Location of DIP ...

Страница 10: ...e Heating Space Cooling configuration 155 8 8 2 5 Domestic Hot Water DHW configuration 157 8 8 2 6 Swimming Pool configuration 159 8 8 2 7 Complementary Heating configuration 160 8 8 2 8 Heat Pump configuration 162 8 8 2 9 Optional functions configuration 164 8 8 2 10 Inputs Outputs and Sensors configuration 167 8 8 3 Commissioning 168 8 8 4 Controller settings 169 8 8 5 About 169 8 8 6 Factory re...

Страница 11: ...guration 216 9 13 4 6 Complementary Heating configuration 217 9 13 4 7 Heat Pump configuration 219 9 13 4 8 Fan coils 221 9 13 4 9 Optional functions configuration 222 9 13 4 10 Inputs Outputs and Sensors configuration 226 9 13 5 Holiday mode 228 9 13 6 Controller settings 229 9 13 7 Commissioning 230 9 13 8 About 230 9 13 9 Factory reset 231 9 13 10 Installer access 231 9 13 11 Return to user mod...

Страница 12: ...configuration 260 10 6 2 9 Setup of inputs outputs and sensors 262 10 6 3 Controller settings 263 10 6 4 Commissioning 264 10 6 5 About 264 10 6 6 Factory reset 265 10 6 7 Return to user mode 265 11 YUTAKI CASCADE CONTROLLER ATW YCC 03 266 11 1 Definition of the switches 266 11 2 Description of the icons 267 11 3 cascade controller contents 269 11 4 CASCADE controller configuration 272 11 5 Main v...

Страница 13: ...1 13 8 Factory reset 312 11 13 9 Installer access 312 11 13 10 Return to user mode 313 11 13 11 Lock the controller 313 12 TROUBLESHOOTING 314 12 1 Alarm code indication on remote control switch PC ARFH1E 314 12 1 1 Alarms for Indoor units 314 12 1 2 Alarms for YUTAKI CASCADE CONTROLLER ATW YCC 01 02 317 12 1 3 Alarms for Outdoor units 317 12 1 4 Alarms for LCD 318 12 2 Alarm code indication on re...

Страница 14: ...2 General maintenance procedure for the indoor unit 337 14 COMMISSIONING 344 14 1 Before operation 344 14 2 Preliminary check 344 14 2 1 Checking the unit 344 14 2 2 Electrical checking 344 14 2 3 Hydraulic circuit checking space heating and DHW 344 14 3 Commissioning procedure 345 14 4 Test run air purge 346 ...

Страница 15: ... is enough to heat a home up to a comfortable temperature even on the coldest winter day Every kW of electricity used to power the heat pump can yield up to more than 5 kW of energy for heating this provides savings of up to 80 on heating expenses compared to a traditional fossil fuel boiler The new YUTAKI series based on state of the art technology does not only achieve an outstanding performance...

Страница 16: ...ot water enjoying the benefits of the high efficiency of the heat pump Monobloc system YUTAKI M R410A YUTAKI M R32 YUTAKI M R410A YUTAKI M R32 is a monobloc air to water heat pump system composed by only an special outdoor unit which carries out the function of an air to water heat pump This results in an excellent solution when installation space available is limited YUTAKI M R410A YUTAKI M R32 i...

Страница 17: ...s can also be operated in cooling operation The dedicated Cooling kit accessory has been designed for this purpose Combining the heating only models with these cooling kits the reversible models become available In this case combination with fan coils refreshing floor or both 2nd temperature area can be applied Combination with solar panels YUTAKI system can be combined with solar panels The solar...

Страница 18: ...could lead to serious very serious or even fatal injuries to you and others in the proximities of the unit In the texts following the danger symbol you can also find information on safety procedures during unit installation CAUTION The text following this symbol contains information and instructions relating directly to your safety in addition to hazards or unsafe practices which could result in m...

Страница 19: ...t Medium Low temperature Position separating hyphen fixed Compressor power of the combined outdoor unit HP 2 0 2 5 3 0 4 0 5 0 6 0 8 0 10 0 N R410A refrigerant R R32 refrigerant 1 series Made in Europe RWM X X X 1 E YUTAKI S COMBI Unit type YUTAKI S COMBI Split system Dual water module Indoor unit Domestic hot water tank Medium Low temperature Position separating hyphen fixed Compressor power of t...

Страница 20: ...rial Stainless steel Position separating hyphen fixed Electric heater of 2 7 kW Series Made in Europe W Without LCD Controller sold separately as accessory DHWS XXX S 2 7H 2 E W 1 3 1 3 Monobloc system YUTAKI M R32 Unit type YUTAKI M R32 Monobloc system Single water module Outdoor unit Low Medium temperature Position separating hyphen fixed Compressor power HP 2 0 3 0 V Single phase unit 1 230V 50...

Страница 21: ...ing hyphen fixed Language pack ATW YCC 01 03 1 3 2 Product list 1 3 2 1 Split system R32 Outdoor unit 1 230V 50Hz RAS 2WHVRP1 RAS 2 5WHVRP1 RAS 3WHVRP1 1 3 2 2 Split system R410A Outdoor unit 1 230V 50Hz 3N 400V 50Hz RAS 4WHVNPE RAS 4WHNPE RAS 5WHVNPE RAS 5WHNPE RAS 6WHVNPE RAS 6WHNPE RAS 8WHNPE RAS 10WHNPE GENERAL INFORMATION PMML0575 rev 2 03 2022 7 ...

Страница 22: ... 5R1E RWM 3 0R1E RWM 3 0R1E RWM 4 0N1E RWM 4 0N1E RWM 5 0N1E RWM 5 0N1E RWM 6 0N1E RWM 6 0N1E RWM 8 0N1E RWM 10 0N1E NOTE Icons between brackets means possible extra operations to the factory supplied operations For cooling operation refer to the Cooling kit accessory for YUTAKI S units GENERAL INFORMATION PMML0575 rev 2 03 2022 8 ...

Страница 23: ...5RW1E 220S RWD 2 5RW1E 220S RWD 3 0RW1E 220S RWD 3 0RW1E 220S RWD 4 0NW1E 220S RWD 4 0NW1E 220S RWD 5 0NW1E 220S RWD 5 0NW1E 220S RWD 6 0NW1E 220S RWD 6 0NW1E 220S Model for UK market 1 230V 50Hz 3N 400V 50Hz RWD 2 0RW1E 220S K RWD 2 0RW1E 220S K RWD 2 5RW1E 220S K RWD 2 5RW1E 220S K RWD 3 0RW1E 220S K RWD 3 0RW1E 220S K RWD 4 0NW1E 220S K RWD 4 0NW1E 220S K RWD 5 0NW1E 220S K RWD 5 0NW1E 220S K R...

Страница 24: ...W but with a remote tank the required unit controller PC ARFH1E has to be ordered as accessory In TYPE 2 Version for operation with Hitachi DHW tank the domestic hot water tank of model DHWS200S 2 7H2E W or DHWS260S 2 7H2E W is required The DHW tank has to be ordered separately The unit controller PC ARFH1E is factory supplied with DHWS200S 2 7H2E and DHWS260S 2 7H2E models integrated in the front...

Страница 25: ...E NOTE The unit controller has to be ordered as accessory PC ARFH1E YUTAKI M R410A 1 230V 50Hz 3N 400V 50Hz RASM 4VNE RASM 4NE RASM 5VNE RASM 5NE RASM 6VNE RASM 6NE NOTE The unit controller has to be ordered as accessory PC ARFH1E GENERAL INFORMATION PMML0575 rev 2 03 2022 11 ...

Страница 26: ...1 3 2 5 Complementary system YUTAKI CASCADE CONTROLLER ATW YCC 01 ATW YCC 02 ATW YCC 03 GENERAL INFORMATION PMML0575 rev 2 03 2022 12 ...

Страница 27: ...with the appliance Do not let any foreign body into the water inlet and outlet piping of the air to water heat pump 2 2 IMPORTANT NOTICE Verify in accordance with the manuals which appear in the outdoor and indoor units that all the information required for the correct installation of the system is included If this is not the case contact your distributor Hitachi pursues a policy of continuous imp...

Страница 28: ...U cut hole 3 Air suction inlet 4 Punched drain hole For drain pipe 5 Attachment hole for M10 anchor bolt 2 Long hole 6 Foot part 7 Air discharge outlet 8 Pipe cover 9 Service cover 10 Terminal board for power supply and transmission Terminal screw of power supply wire M5 Terminal screw of transmission wire M4 11 Terminal screw of earth wire M5 12 Connection of refrigerant liquid pipe With flare nu...

Страница 29: ...pressure switch for protection 6 Distributor 18 Sensor for refrigerant pressure 7 Reversing Valve 19 Pressure switch for control 8 Micro computer control expansion valve 20 Silencer 9 Solenoid valve 21 Crankcase heater 10 Check valve 22 Vibration absorbing rubber 4pcs 11 Stop valve for gas line 23 Air outlet 12 Stop valve for liquid line 24 Air inlet NAME OF PARTS AND DIMENSIONAL DATA PMML0575 rev...

Страница 30: ...ater strainer 17 Water outlet pipe connection G 1 Female 6 Air purger 18 Refrigerant gas pipe connection 15 88 5 8 7 Water pressure sensor 19 Refrigerant liquid pipe connection 2 0HP 6 35 1 4 2 5 3 0HP 9 52 3 8 8 Safety valve 20 Shut down valve Factory supplied accessory 9 Drain pipe for safety valve 21 Thermistor Water inlet pipe 10 Expansion valve 22 Thermistor Water outlet pipe 11 Manometer 23 ...

Страница 31: ...1 1 4 female 5 Water strainer 17 Water outlet pipe connection G 1 1 4 female 6 Air purger 18 Refrigerant gas pipe connection 15 88 5 8 7 Water pressure sensor 19 Refrigerant liquid pipe connection 9 52 3 8 8 Safety valve 20 Shut down valve Factory supplied accessory 9 Drain pipe for safety valve 21 Thermistor Water inlet pipe 10 Expansion valve 22 Thermistor Water outlet pipe 11 Manometer 23 Therm...

Страница 32: ... 5 Water strainer 17 Water outlet pipe connection G 1 1 4 Female 6 Air purger 18 Refrigerant gas pipe connection 25 4 1 7 Water pressure sensor 19 Refrigerant liquid pipe connection 8HP 9 52 3 8 10HP 12 7 1 2 8 Safety valve 20 Shut down valve factory supplied accessory 9 Drain pipe for safety valve 21 Thermistor Water inlet pipe 10 Expansion valve x2 22 Thermistor Water outlet pipe 11 Manometer 23...

Страница 33: ...re sensor 25 Refrigerant gas pipe connection Ø15 88 5 8 8 Safety valve 26 Drain port For DHW G 3 8 9 Drain pipe for safety valve 27 Shutdown valve Factory supplied accessory 10 Refrigerant strainer x2 28 Tank insulation 11 Expansion valve 29 DHW thermistor 1 12 3 way valve for space heating and DHW 30 DHW thermistor 2 13 Electrical box 31 Water inlet thermistor 14 Switch for DHW emergency operatio...

Страница 34: ...3 8 9 Low pressure sensor Ps 27 Water inlet pipe connection G 1 1 4 female 10 High pressure sensor Pd 28 Water outlet pipe connection G 1 1 4 female 11 High pressure switch PSH 29 Shutdown valve Factory supplied 12 Check joint R134a 30 Refrigerant gas pipe thermistor 13 Check valve R134a 31 Refrigerant liquid pipe thermistor 14 Electronic expansion valve R134a 32 Compressor suction thermistor 15 P...

Страница 35: ...r Ps 28 Refrigerant liquid pipe connection 9 52 3 8 10 High pressure sensor Pd 29 Water inlet pipe connection G 1 1 4 female 11 High pressure switch PSH 30 Water outlet pipe connection G 1 1 4 female 12 Check joint R134a 31 Shutdown valve Factory supplied 13 Check valve R134a 32 Refrigerant gas pipe thermistor 14 Electronic expansion valve R134a 33 Refrigerant liquid pipe thermistor 15 Plate heat ...

Страница 36: ...tch for DHW emergency operation 6 Expansion valve x2 20 Pressure switch for control Psc 7 Reversing valve 21 Ambient thermistor 8 Accumulator 22 Liquid temperature thermistor 9 High pressure switch HPS 23 Liquid temperature thermistor 10 Water pump 24 Refrigerant liquid pipe thermistor 11 Water outlet G 1 25 Refrigerant gas pipe thermistor 12 Water inlet G 1 26 Compressor discharge thermistor 13 W...

Страница 37: ...ressure switch for protection 6 Distributor 18 Sensor for refrigerant pressure 7 Reversing Valve 19 Pressure switch for control 8 Micro computer control expansion valve 20 Silencer 9 Solenoid valve 21 Crankcase heater 10 Check valve 22 Vibration absorbing rubber 4pcs 11 Stop valve for gas line 23 Air outlet 12 Stop valve for liquid line 24 Air inlet NAME OF PARTS AND DIMENSIONAL DATA PMML0575 rev ...

Страница 38: ...m current shown in the above table is the maximum total unit running current at the following conditions Supply voltage 90 of the rated voltage Unit capacity 100 at maximum operating conditions The power supply cables must be sized to cover this maximum current value Specifications in these tables are subject to change without notice in order that Hitachi may bring the latest innovations to their ...

Страница 39: ...UTAKI S80 Model Power supply Applicable voltage Compressor and fan motors MC A Max IPT kW Cooling Heating U max V U min V RNC A IPT KW RNC A IPT KW RAS 4WHVNPE 1 230V 50Hz 253 207 9 2 2 11 9 3 2 12 30 6 93 RAS 5WHVNPE 12 6 2 87 12 7 2 90 30 6 93 RAS 6WHVNPE 16 0 3 65 15 0 3 43 30 6 93 RAS 4WHNPE 3N 400V 50Hz 440 360 3 4 2 11 3 4 2 12 14 8 70 RAS 5WHNPE 4 6 2 87 4 6 2 90 14 8 70 RAS 6WHNPE 5 8 3 65...

Страница 40: ...z 440 360 Without electric heater 0 6 0 06 0 6 0 06 With electric heater 4 8 3 06 5 0 3 06 With DHW tank heater 4 5 3 06 13 7 3 06 With electric and DHW tank heaters 8 9 6 06 18 0 6 06 RWM 4 0 6 0 N1E 1 230V 50Hz 253 207 Without electric heater 0 6 0 08 0 7 0 08 With electric heater 26 7 6 08 26 7 6 08 With DHW tank heater 13 7 3 08 13 7 3 08 With electric and DHW tank heaters 39 8 9 08 39 8 9 08 ...

Страница 41: ... heater 0 6 0 06 0 63 0 06 With electric heater 13 7 3 06 13 7 3 06 With DHW tank heater 12 6 2 81 12 6 2 81 With electric and DHW tank heaters 25 6 5 81 25 6 5 81 RWD 2 5 3 0 RW1E 220S K 3N 400V 50Hz 440 360 Without electric heater 0 6 0 06 0 63 0 06 With electric heater 8 7 3 06 9 3 3 06 With DHW tank heater 12 5 2 81 12 6 2 81 With electric and DHW tank heaters 12 5 5 81 12 6 5 81 RWD 4 0 6 0 N...

Страница 42: ...23 31 6 91 With simultaneous operation of electric heater in DHW tank 27 6 6 23 45 9 91 RWH 4 0NFE 3N 400V 50Hz 440 360 Without simultaneous operation of electric heater in DHW tank 5 6 2 73 10 4 68 With simultaneous operation of electric heater in DHW tank 11 8 5 73 24 7 68 RWH 5 0NFE Without simultaneous operation of electric heater in DHW tank 5 7 2 78 10 4 68 With simultaneous operation of ele...

Страница 43: ... 400V 50Hz 440 360 Without simultaneous operation of electric heater in DHW tank 5 6 2 73 10 4 68 With simultaneous operation of electric heater in DHW tank 11 3 5 48 22 7 30 RWH 5 0NFWE Without simultaneous operation of electric heater in DHW tank 5 7 2 78 10 4 68 With simultaneous operation of electric heater in DHW tank 11 4 5 53 22 7 30 RWH 6 0NFWE Without simultaneous operation of electric he...

Страница 44: ... RNC A IPT KW RNC A IPT KW RASM 4VNE 1 230V 50Hz 253 207 Without DHW tank heater 9 7 2 20 9 6 2 18 30 8 7 01 With DHW tank heater 21 7 4 95 9 6 2 18 43 3 9 88 RASM 5VNE Without DHW tank heater 13 1 2 97 13 0 2 95 30 8 7 01 With DHW tank heater 25 1 5 72 12 9 2 95 43 3 9 88 RASM 6VNE Without DHW tank heater 15 4 3 50 16 4 3 72 30 8 7 01 With DHW tank heater 27 4 6 25 16 3 3 72 43 3 9 88 RASM 4NE 3N...

Страница 45: ...her than 85 of the nominal voltage 5 2 R410A TEMPERATURE WORKING RANGE MODEL 2 0HP 2 5HP 3 0HP 4 0HP 5 0HP 6 0HP 8 0HP 10 0HP Water temperature ºC Refer to the graphics for each case Indoor ambient temperature 5 30 5 2 1 Space heating YUTAKI S S COMBI 4 0 10 0 HP Water outlet temperature Cº Ambient temperature ºC DB Continuous working range Outdoor unit operation is possible but the capacity is no...

Страница 46: ...oor unit and back up heater are operating Only back up heater No outdoor unit operation YUTAKI S80 Water outlet temperature Cº Ambient temperature ºC DB Continuous working range Outdoor unit operation is possible but the capacity is not guaranteed Indoor unit and back up heater are operating Only back up heater No outdoor unit operation WORKING RANGE PMML0575 rev 2 03 2022 32 ...

Страница 47: ...3 0HP by itself but Hitachi recommends to set the temperature of the tank by heat pump only up to 55ºC 50ºC for 2 0 2 5 3 0HP and keep Thpoff default value In case of higher setting the tank s heater must be used to reach the setting temperature enabled by optional function For YUTAKI M DHW water temperature ºC Ambient temperature ºC DB Continuous working range Outdoor unit operation is possible b...

Страница 48: ...mming pool heating Swimming pool water temperature Cº Ambient temperature ºC DB Continuous working range Outdoor unit operation is possible but the capacity is not guaranteed Indoor unit and back up heater are operating Only back up heater No outdoor unit operation 5 2 4 Space cooling Necessary cooling kit Water outlet temperature Cº Ambient temperature ºC DB Refreshing floor working area Fan coil...

Страница 49: ...Heat Pump Starting only Back up Heater operation Maximum setting temperature Minimum setting temperature NOTE Items and only available if back up heater is enabled YUTAKI M 2 0 3 0 HP Water outlet temperature ºC Ambient temperature ºC DB 6 60 Continuous working range Operation not possible Starting heat pump Back up heater Starting Heat Pump Starting only Back up Heater operation Maximum setting t...

Страница 50: ...ange For YUTAKI M 2 0 3 0 HP Water outlet temperature ºC Ambient temperature ºC DB 75 35 5 46 Continuous working range Starting only Back up Heater operation Maximum setting temperature Minimum setting temperature NOTE In case of heating up the DHW tank with an outdoor ambient temperature lower than 5 ºC and without using the DHW electrical heater the setting temperature must not exceed the maximu...

Страница 51: ... MPa 0 3 YUTAKI S COMBI MODEL 2 0HP 2 5HP 3 0HP 4 0HP 5 0HP 6 0HP Minimum water flow rate 1 m3 h 0 5 0 6 0 6 1 0 1 1 1 2 Maximum water flow rate 1 m3 h 1 8 1 9 1 9 2 7 2 8 2 8 Minimum installation water volume 2 l 28 28 28 38 46 55 Minimum allowable water pressure MPa 0 1 Maximum allowable water pressure MPa 0 3 YUTAKI S80 MODEL 4 0HP 5 0HP 6 0HP Version for indoor unit alone Version for combinati...

Страница 52: ...e 1 m3 h 0 5 0 6 0 6 Maximum water flow rate 1 m3 h 1 9 2 0 2 1 Minimum installation water volume l 28 28 28 Minimum allowable water pressure MPa 0 1 Maximum allowable water pressure MPa 0 3 YUTAKI S COMBI MODEL 2 0HP 2 5HP 3 0HP Minimum water flow rate 1 m3 h 0 5 0 6 0 6 Maximum water flow rate 1 m3 h 1 8 1 9 1 9 Minimum installation water volume l 28 28 28 Minimum allowable water pressure MPa 0 ...

Страница 53: ...lfunction on the unit Please try to operate the pump within the minimum and maximum water flow of the indoor unit YUTAKI S 2 0HP 2 5HP Static pressure mwc Static pressure mwc Water flow m3 h Water flow m3 h 3 0HP 4 0HP Static pressure mwc Static pressure mwc Water flow m3 h Water flow m3 h WORKING RANGE PMML0575 rev 2 03 2022 39 ...

Страница 54: ...HP 6 0HP Static pressure mwc Static pressure mwc Water flow m3 h Water flow m3 h 8 0HP 10 0HP Static pressure mwc Static pressure mwc Water flow m3 h Water flow m3 h WORKING RANGE PMML0575 rev 2 03 2022 40 ...

Страница 55: ...tatic pressure mwc Water flow m3 h Water flow m3 h 3 0HP 4 0HP Static pressure mwc Static pressure mwc Water flow m3 h Water flow m3 h 5 0HP 6 0HP Static pressure mwc Static pressure mwc Water flow m3 h Water flow m3 h WORKING RANGE PMML0575 rev 2 03 2022 41 ...

Страница 56: ...TAKI S80 Version for indoor unit alone 4 0HP 5 0HP Static pressure mwc Static pressure mwc Water flow m3 h Water flow m3 h 6 0HP Static pressure mwc Water flow m3 h WORKING RANGE PMML0575 rev 2 03 2022 42 ...

Страница 57: ...SH Version for combination with DHW tank 4 0HP 5 0HP Static pressure mwc Static pressure mwc Water flow m3 h Water flow m3 h 6 0HP Static pressure mwc Water flow m3 h WORKING RANGE PMML0575 rev 2 03 2022 43 ...

Страница 58: ... YUTAKI M R410A 4 0HP 5 0HP Static pressure mwc Static pressure mwc Water flow m3 h Water flow m3 h 6 0HP Static pressure mwc Water flow m3 h WORKING RANGE PMML0575 rev 2 03 2022 44 ...

Страница 59: ...ENGLISH YUTAKI M R32 2 0HP 3 0HP Static pressure mWC Static pressure mWC Water flow m3 h Water flow m3 h WORKING RANGE PMML0575 rev 2 03 2022 45 ...

Страница 60: ...al injures due to excessive heat on piping surfaces Do not use insulation material that contains NH3 as it can damage copper pipe material and become a source of future leakage It is recommended to use flexible joints for the water piping inlet and outlet in order to avoid vibration transmission Refrigerant circuit and Water circuit must be performed and inspected by a licensed technician and must...

Страница 61: ...ing Front piping hole Side piping hole To use racking or conduit tubes check the size and remove part following the slit NOTE Place insulation field supplied to protect cables and pipes from being damaged by plate edges b For the downward piping Gas piping Knock out hole Bottom base Cables Liquid piping NOTE Cables shall not contact directly to the pipes c For the rear side piping Rear Cover NOTE ...

Страница 62: ...ewdriver to control the shaft Do not leave the ball valve partly open Closed upon factory shipping Tightening Torque N m Liquid valve 7 9 40 10HP 60 33 42 14 18 Gas valve 9 11 80 8 10HP 100 4 10 HP 20 25 Do not apply two spanners at this position If applied leakage will occur Stop valve Spindle type Flare nut Use two spanners here for pipe connection Do not work with two spanners here Refrigerant ...

Страница 63: ...ese types of tests cycle when performing a leakage test or an airtight test These types of gases are extremely dangerous Insulate the unions and flare nuts at the piping connection part completely Insulate the liquid piping completely to avoid a decrease of performance if not it will cause sweating on the surface of the pipe Charge refrigerant correctly Overcharging or insufficient charging could ...

Страница 64: ...ain boss set in a cold area because the drain water may freeze This drain boss is not sufficient to collect all the drain water If collecting drain water is completely required provide a drain pan that is bigger than the unit base and install it under the unit with drainage RAS 4 10 WH V NPE RASM 4 6 V NE Rubber cap Drain Boss Extruded portion Drain pipe Drain pipe Drain hole of Base RASM 2 3 VRE ...

Страница 65: ...al charge needed unit installation can achieve up to 30m 2 2 5HP 27m 3HP without any minimum floor area requirement 2HP 2 5HP 3HP Factory Charge kg 1 20 1 30 1 30 Charge less piping length m 10 10 10 Additional Charge needed g m 15 15 30 Maximum piping m 30 30 27 Maximum total refrigerant charge kg 1 50 1 60 1 81 Minimum room area requirement Amin m2 No requirement is needed Minimum piping length ...

Страница 66: ...ing size Piping connection size of outdoor unit indoor unit Outdoor unit Refrigerant pipe Indoor Unit Model Piping length Pipe Connection size Between Outdoor unit and Indoor unit Pipe Connection size Gas pipe Liquid pipe Gas pipe Liquid pipe Gas pipe Liquid pipe 2HP 3 50m Ø 12 7 1 2 Ø 6 35 1 4 Ø 12 7 Ø 6 35 Ø 15 88 5 8 Ø 6 35 1 4 2 5HP 3 50m Ø 9 52 3 8 3HP 3 27m Ø 15 88 5 8 Ø 9 52 3 8 Ø 15 88 Ø 6...

Страница 67: ...length between indoor unit and outdoor unit should be designed using the following chart Keep the design point within the area of the chart which is showing the applicable height difference according to piping length When outdoor unit is installed higher than indoor unit When outdoor unit is installed lower than indoor unit Height difference m Total length between outdoor unit and indoor unit H OU...

Страница 68: ...ks The installers and those responsible for drafting the specifications are obliged to comply with local safety codes and regulations in the case of refrigerant leakage CAUTION Check for refrigerant leakage in detail If a large refrigerant leakage occurred it would cause difficulty with breathing or harmful gases would occur if a fire were in the room If the flare nut is tightened too hard it may ...

Страница 69: ...resh air to circulate into the room 2 Provide a doorless opening of 0 15 or more of the floor area 3 There must be a ventilator fan connected to a gas leak detector with a ventilator capacity of 0 4 m3 min or higher per Japanese refrigeration ton compressor displacement volume 5 7 m3 h R410A or 14 4 m3 h R134a of the air conditioning system using the refrigerant Model Tonnes RAS 4 6 WH V NPE 2 27 ...

Страница 70: ...HP G 1 female G 1 female G 1 male G 1 male 4 0 10 0 HP G 1 1 4 female G 1 1 4 female G 1 1 4 male G 1 1 4 male YUTAKI S COMBI inches Model Space heating connection DHW connection Inlet connection Outlet connection Shut off valves Inlet connection Outlet connection Pressure and temperature relief valve 2 0 3 0 HP G 1 female G 1 female G 1 male G 1 male G 3 4 male G 3 4 male Ø15 mm 4 0 6 0 HP G 1 fe...

Страница 71: ...n DHWS 200 260 S 2 7H2E W G 1 male G 1 male G 3 4 male G 3 4 male DHW outlet Hot water from the tank DHW inlet Cold water to the tank Heating coil inlet connection Heating coil outlet connection FRONT SIDE Heating coil pipes Factory supplied with the DHW tank accessory DHWS 200 260 S 2 7H2E W The domestic hot water tank accessory for combination with YUTAKI S80 indoor unit is factory supplied with...

Страница 72: ... cables Flexible water pipes Gaskets It is necessary to identify the function of each water pipe Heating coil pipes for the indoor unit Item Connection 500 mm To connect to the 3 way valve heating coil inlet connection 400 mm To connect to the T branch heating coil outlet connection Heating coil pipes for the DHW tank accessory Item Connection 1 x2 360 mm 1 One pipe to connect to the heating coil ...

Страница 73: ... space heating hydraulic circuit see 6 7 Space heating and DHW 2 Make sure all the valves are open water inlet outlet shut off valves and the rest of valves of the space heating installation components 3 Ensure that the air purgers of the indoor unit and installation are open turn the indoor unit air purger twice at least 4 Check that the drain pipes connected to the safety valve and to the drain ...

Страница 74: ...uit to prevent the formation of air pockets Check carefully for leaks in the water circuit connections and circuit elements Domestic hot water tank If a domestic hot water tank has been installed perform the following operations Heating coil circuit Fill the DHW tank heating coil from the space heating circuit filling in point Follow the instructions explained in the 6 5 3 1 Water filling chapter ...

Страница 75: ...it at least one time per day during the first days after the installation has been performed Additionally flush the system with fresh water when there is no consumption of DHW during long periods of time Try to avoid long runs of water piping between the tank and the DHW installation in order to decrease possible temperature losses lf the domestic cold water entry pressure is higher than the equip...

Страница 76: ...efrigerant and water piping at certain points and prevent the refrigerant and water piping from being in direct contact with the building walls ceilings etc If there is direct contact between pipes abnormal sound may occur due to the vibration of the piping Pay special attention in cases of short piping lengths Do not fix the refrigerant and water pipes directly with the metal fittings refrigerant...

Страница 77: ...ed 5 Shut off valve The following hydraulic elements are necessary to correctly perform the space heating water circuit Two shut off valves factory supplied accessory 3 must be installed in the indoor unit One at the water inlet connection 1 and the other at the water outlet connection 2 in order to make easier any maintenance work A water check valve ATW WCV 01 accessory 4 with 1 shut off valve f...

Страница 78: ...f the installation Two water pipes field supplied 11 One pipe between 3 way valve and the heating coil inlet 3 of the DHW tank the other one between the T branch and the heating coil outlet 4 of the DHW tank Additionally the following elements are required for the DHW circuit Nature Nº Part name Piping connections 1 Water inlet DHW 2 Water outlet DHW Field supplied 3 Pressure and temperature relie...

Страница 79: ...nlet DHW 2 Water outlet DHW Accessories 3 Water check valve ATW WCV 01 accessory Field supplied 4 Water pump 5 Shut off valve 1 Recirculation water pump field supplied this water pump 3 will help to correctly recirculate the hot water to the DHW inlet 1 Water check valve ATW WCV 01 accessory this Hitachi accessory 3 is connected after the recirculation water pump 4 in order to ensure the non retur...

Страница 80: ...it Two shut down valves factory supplied accessory 3 must be installed in the indoor unit One at the water inlet connection 1 and the other at the water outlet connection 2 in order to make easier any maintenance work A water check valve ATW WCV 01 accessory 4 with 1 shut down valve field supplied 5 must be connected to the water filling point when filling the indoor unit The check valve acts as a...

Страница 81: ...turn function Shut down valve Filling Draining NOTE The discharge pipe should always be open to the atmosphere free of frost and in continuous slope to the down side in case that water leakage exists 6 7 2 3 Additional hydraulic optional elements For DHW In case of a recirculation circuit for the DHW circuit Nature Nº Part name Piping connections 1 Water inlet DHW 2 Water outlet DHW Accessories 3 ...

Страница 82: ...he DHW tank Additionally a Ø15 diameter pipe factory supplied is fitted to the outlet of the relief valve and drives the discharge to the tundish 4 1 Tundish 4 field supplied installed in a vertical position with no more than 600 mm of pipe between the valve outlet and the tundish 1 Tundish outlet pipe 2 field supplied with a vetical section at least 300 mm long below the tundish 4 before any elbo...

Страница 83: ...re back flow and back syphon of non potable water into drinking water supply net 6 7 3 2 Additional hydraulic necessary elements for DHW TYPE 1 Version for operation in DHW but with a remote tank Nature Nº Part name Piping connections 1 Water inlet Space heating 2 Water outlet Space heating 3 Heating coil inlet 4 Heating coil outlet 5 Water inlet DHW 6 Water outlet DHW Factory supplied 7 Shut off ...

Страница 84: ...tions depending on the DHW tank location integrated above the indoor unit or beside it For DHW tank integrated above the indoor unit use one of the factory supplied pipes 11 for the connection between 3 way valve and the heating coil inlet coil of the DHW tank and the other one for the connection between the T branch and the heating coil outlet coil of the DHW tank accessory For DHW tank beside th...

Страница 85: ...wing Pressure protection Non return function Shut down valve Filling Draining NOTE The discharge pipe should always be open to the atmosphere free of frost and in continuous slope to the down side in case that water leakage exists 6 7 3 3 Additional hydraulic optional elements For DHW In case of a recirculation circuit for the DHW circuit Nature Nº Part name Piping connections 1 Water inlet DHW 2 ...

Страница 86: ... RAS 5WHVNPE 0 25 RAS 6WHVNPE 0 25 RAS 4WHNPE 3N 400V 50Hz RAS 5WHNPE RAS 6WHNPE RAS 8WHNPE RAS 10WHNPE Split system R32 Outdoor unit Model Power supply Zmax Ω RAS 2WHVRP1 1 230V 50Hz RAS 2 5WHVRP1 RAS 3WHVRP1 0 43 Split system Indoor unit YUTAKI S Model Power supply Operation mode Zmax Ω RWM 2 0 3 0 R1E 1 230V 50Hz Without electric heater With electric heater With DHW tank heater With electric an...

Страница 87: ...aters With electric heater 0 28 With DHW tank heater With electric and DHW tank heaters 0 19 3N 400V 50Hz Without electric heaters With electric heater With DHW tank heater With electric and DHW tank heaters YUTAKI S80 Indoor unit alone Model Power supply Operation mode Zmax Ω RWH 4 0VNFE 1 230V 50Hz Without DHW tank heater 0 31 With DHW tank heater 0 20 RWH 5 0VNFE Without DHW tank heater 0 27 Wi...

Страница 88: ...on mode Zmax Ω RASM 4VNE 1 230V 50Hz Without DHW tank heater 0 24 With DHW tank heater 0 17 RASM 5VNE Without DHW tank heater 0 24 With DHW tank heater 0 17 RASM 6VNE Without DHW tank heater 0 24 With DHW tank heater 0 17 RASM 4NE 3N 400V 50Hz Without DHW tank heater With DHW tank heater 0 31 RASM 5NE Without DHW tank heater With DHW tank heater 0 31 RASM 6NE Without DHW tank heater With DHW tank ...

Страница 89: ...1 RWM 6 0N1E 1 RWD 2 0RW1E 220S RWD 2 5RW1E 220S RWD 3 0RW1E 220S RWD 4 0NW1E 220S RWD 5 0NW1E 220S RWD 6 0NW1E 220S RWH 4 0VNFE RWH 5 0VNFE RWH 6 0VNFE RWH 4 0VNFWE RWH 5 0VNFWE RWH 6 0VNFWE RWH 4 0NFWE RWH 5 0NFWE RWH 6 0NFWE RASM 4VNE RASM 5VNE RASM 6VNE Installation restrictions may be applied by supply authorities in relation to harmonics RAS 8WHNPE RAS 10WHNPE Check to ensure that existing i...

Страница 90: ...nation 60245 IEC 57 Split system R410A Outdoor unit Model Power supply Max current A Power supply cables Transmitting cables Actuator cables EN60335 1 EN60335 1 EN60335 1 RAS 4WHVNPE 1 230V 50Hz 30 2 x 6 0 mm2 GND 2 x 0 75 mm2 Shielded cable 2 x 0 75 mm2 GND RAS 5WHVNPE 30 2 x 6 0 mm2 GND RAS 6WHVNPE 30 2 x 6 0 mm2 GND RAS 4WHNPE 3N 400V 50Hz 14 4 x 2 5 mm2 GND RAS 5WHNPE 14 4 x 2 5 mm2 GND RAS 6W...

Страница 91: ...ND With DHW tank heater 14 4 x 4 0 mm GND With electric and DHW tank heaters 27 4 x 10 0 mm GND NOTE The data corresponding to DHW tank heater is calculated in combination with the domestic hot water tank accessory DHWT 200 300 S 3 0H2E YUTAKI S COMBI Model Power supply Operation mode Max current A Power supply cables Transmitting cables Actuator cables EN60335 1 EN60335 1 EN60335 1 RWD 2 5 3 0 RW...

Страница 92: ...ombination with DHW tank Model Power supply Operation mode Max current A Power supply cables Transmitting cables Actuator cables EN60335 1 EN60335 1 EN60335 1 RWH 4 0VNFWE 1 230V 50Hz Without DHW tank heater 24 2 x 6 0 mm GND 2 x 0 75 mm2 Shielded cable 2 x 0 75 mm2 GND With DHW tank heater 36 2 x 10 0 mm GND RWH 5 0VNFWE Without DHW tank heater 28 2 x 6 0 mm GND With DHW tank heater 40 2 x 10 0 m...

Страница 93: ...HW tank heater 27 4 x 6 0 mm GND RASM 6NE Without DHW tank heater 16 4 x 6 0 mm GND With DHW tank heater 29 4 x 10 0 mm GND NOTE The data corresponding to DHW tank heater is calculated in combination with the domestic hot water tank accessory DHWT 200 300 S 3 0H2E Monobloc system R32 YUTAKI M Model Power supply Operation mode Max current A Power supply cables Transmitting cables Actuator cables EN...

Страница 94: ...eaker RCCB The Circuit Breakers CB are also known as Thermal Magnetic Circuit Breakers or just Magnetic Circuit Breakers MCB Split system R410A Outdoor unit Model Power supply Applicable voltage MC A CB A ELB nº of poles A mA U max V U min V RAS 4WHVNPE 1 230V 50Hz 253 207 30 32 2 40 30 RAS 5WHVNPE 30 32 RAS 6WHVNPE 30 32 RAS 4WHNPE 3N 400V 50Hz 440 360 14 15 4 40 30 RAS 5WHNPE 14 15 RAS 6WHNPE 16...

Страница 95: ...ter 14 20 With DHW tank heater 14 20 With electric and DHW tank heaters 27 30 NOTE The data corresponding to DHW tank heater is calculated in combination with the domestic hot water tank accessory DHWT 200 300 S 3 0H2E YUTAKI S COMBI Model Power supply Applicable voltage Operation mode MC A CB A ELB nº of poles A mA U max V U min V RWD 2 0 3 0 RW1E 220 K 1 230V 50Hz 253 207 Without electric heater...

Страница 96: ...n for combination with DHW tank Model Power supply Applicable voltage Operation mode MC A CB A ELB nº of poles A mA U max V U min V RWH 4 0VNFWE 1 230V 50Hz 253 207 Without DHW tank heater 24 32 2 40 30 With DHW tank heater 36 40 RWH 5 0VNFWE Without DHW tank heater 28 32 With DHW tank heater 40 50 2 63 30 RWH 6 0VNFWE Without DHW tank heater 31 32 2 40 30 With DHW tank heater 43 50 2 63 30 RWH 4 ...

Страница 97: ...14 20 With DHW tank heater 27 30 RASM 6NE Without DHW tank heater 16 20 With DHW tank heater 29 40 4 63 30 NOTE The data corresponding to DHW tank heater is calculated in combination with the domestic hot water tank accessory DHWT 200 300 S 3 0H2E Monobloc system R32 YUTAKI M Model Power supply Applicable voltage Operation mode MC A CB A ELB nº of poles A mA U max V U min V RASM 2VRE 1 230V 50Hz 2...

Страница 98: ...ork 7 3 1 2 Function of DIP switches and rotary switches NOTE The mark indicates the position of dips switches No mark indicates pin position is not affecting The figures show the settings before shipment or after selection DANGER Before setting dips switches first turn the power source off and then set the position of the dips switches In case of setting the switches without turning the power sou...

Страница 99: ...tart within 20 seconds after setting DSW1 pin 1 to ON position DSW301 Only RAS 2 2 5 3 WHVRP1 and RASM 2 3 VRE Test run mode Setting before shipment Test run for pump down Test run for heating Forced stoppage of compressor DSW2 Optional Function setting Factory setting Control to support existing pipes or when using Ø19 05 gas pipe soft annealed switch ON DSW2 pin 4 in the outdoor unit PCB for RAS...

Страница 100: ...re shipment DSW5 End terminal resistance No setting is required Setting before shipment DSW6 No setting is required Do not change Factory setting for RAS 2 2 5 3 WHVRP1 and RASM 2 3 VRE Factory setting for RAS 4 10 WH V NPE and RASM 4 6 V NE DSW7 No setting is required Only RAS 2 2 5 3 WHVRP1 and RASM 2 3 VRE Do not change Factory setting DSW302 Piping Length Setting Only RAS 2 2 5 3 WHVRP1 and RA...

Страница 101: ...ection PCB2 LD1 Red For inspection LD2 Red For inspection LD3 Red For inspection LD4 Red For inspection RAS 4 10 WH V NPE and RASM 4 6 V NE LED Indication LED1 Red This LED indicates the transmission status between the indoor unit and the unit controller LED2 Yellow This LED indicates the transmission status between the indoor unit and the outdoor unit LED3 Green Power source for the PCB ELECTRICA...

Страница 102: ...indicates pin position is not affected The figures show the settings before shipment or after selection Not used means that the pin must not be changed A malfunction might occur if changed CAUTION Before setting dip switches first turn the power supply OFF and then set the position of dip switches If the switches are set without turning the power supply OFF the contents of the setting are invalid ...

Страница 103: ...installing the Cooling kit accessory set the pin 4 of DSW1 to ON in order to enable the cooling operation DSW2 Unit capacity setting Factory setting No setting is required 2 0HP 2 5HP 3 0HP 4 0HP 5 0HP 6 0HP 8 0HP 10 0HP DSW3 Additional setting 1 Setting before shipment 1 step heater for 3 phase unit ELECTRICAL AND CONTROL SETTINGS PMML0575 rev 2 03 2022 89 ...

Страница 104: ...c heater or boiler emergency mode 8 7 DHW tank s heater operation 8 7 Open SV1 2 for vacuum and R 410A refrigerant recovery function YUTAKI S80 DHW 3 way valve forced ON All models 8 7 Disabled R 134a compressor YUTAKI S80 Mirror function YUTAKI M 8 7 CAUTION Never turn all DSW4 dip switch pins ON If this happens the software of the unit will be removed Never activate Heater Forced OFF and Electri...

Страница 105: ...r circuit 2 Auxiliary sensor for circuit 1 Outdoor unit sensor for circuit 2 Auxiliary sensor instead of outdoor unit sensor for both circuits Use the maximum temperature value between Two3 boiler heater thermistor and Two water outlet thermistor for water control 4 20 mA setting temperature for RASM 4 6 V NE and RWH 4 0 6 0 V NF W E Only manual operation DSW6 Not used Factory setting Do not chang...

Страница 106: ...al SSW2 Heat Cool when SSW1 is in local setting Factory setting Heat operation Heat Cool Cooling operation when cooling kit installed Heat Cool 7 3 2 3 LED indication Name Colour Indication LED1 Green Power indication LED2 Red Power indication LED3 Red Heat pump operation thermo ON OFF LED4 Yellow Alarm flickering with 1 sec interval LED5 Green Not used LED6 Yellow H LINK transmission LED7 Yellow ...

Страница 107: ... 6 0 N1E x x o RWM 8 0 10 0 N1E x x o YUTAKI S COMBI RWD 2 0 3 0 RW1E 220S K x x x RWD 4 0 6 0 NW1E 220S K x x o YUTAKI M RASM 4 6 V NE o o x RASM 2 3 VRE o o x YUTAKI S80 RWH 4 0 6 0 V NFE o o x YUTAKI S80Combi RWH 4 0 6 0 V NFWE o o x 7 3 4 Location of DIP switches and rotary switches ELECTRICAL AND CONTROL SETTINGS PMML0575 rev 2 03 2022 93 ...

Страница 108: ...e contents of the setting are invalid DSW1 Model setting Setting is required in order to match with the model of the Sub YUTAKI installed YUTAKI S YUTAKI S COMBI YUTAKI S80 1 230V 50Hz 3N 400V 50Hz YUTAKI M NOTE In case of installing the Cooling kit accessory set the pin 4 of DSW1 to ON in order to enable the cooling operation DSW2 Unit capacity setting Setting is required in order to match with t...

Страница 109: ...e outdoor unit is installed into a location where its own outdoor ambient temperature sensor can not give a suitable temperature measurement to the system it is available the 2nd outdoor ambient temperature sensor as accessory By means of DSW1 2 setting the preferable sensor for each circuit can be selected Factory setting Outdoor unit sensor for circuits 1 and 2 Outdoor unit sensor for circuit 1 ...

Страница 110: ...nits PCB Set for each unit the same refrigerant cycle than its outdoor unit DSW15 and RSW2 DSW15 RSW2 Factory setting It is recommended to set the refrigerant cycle number from 0 and correlatively 1 2 3 per each module in order to match with the address number shown in the LCD remote controller If a different rule is used for assign the refrigerant cycle number it is necessary to set the is set th...

Страница 111: ...n local setting Factory setting Heat operation Heat Cool Cooling operation when cooling kit installed Heat Cool NOTE Don t change this setting otherwise malfunction will be occur 7 3 4 2 LED indication Name Colour Indication LED1 Green Power indication LED2 Red Power indication LED3 Red Heat pump operation thermo ON OFF LED4 Yellow Alarm flickering with 1 sec interval LED6 Yellow H Link transmissi...

Страница 112: ...ole Transmission H LINK system Outdoor unit RAS WHV N R P 1 E YUTAKI S S COMBI Outdoor unit RAS WHNP 1 E Operating Line Twisted shielded pair cable or shielded pair cable DC5V Non Pole Transmission H LINK system Earth Earth Earth Earth YUTAKI S S COMBI YUTAKI M RASM 4 6 V NE x x YUTAKI M R410A RASM VNE YUTAKI M R410A RASM NE Earth Earth YUTAKI M RASM 2 3 VRE x x YUTAKI M R32 RASM VRE Earth ELECTRI...

Страница 113: ...rature the thermostat will turn the air to water heat pump system ON and OFF 15 Input 2 ECO mode Available signal which allows to reduce the water setting temperature of circuit 1 circuit 2 or both 16 Common line Terminal Line common for inputs 3 4 5 6 7 17 Input 3 Swimming pool Only for swimming pool installations It is necessary to connect an external input to the air to water heat pump to provi...

Страница 114: ...f the domestic hot water tank 6 Common thermistor Common terminal for thermistor 7 Thermistor for water outlet temperature of second cycle The sensor is used for the second temperature control and should be positioned after the mixing valve and the circulation pump 8 Thermistor for water outlet temperature after hydraulic separator Water sensor for hydraulic separator buffer tank or boiler combina...

Страница 115: ...at pump cannot achieve the required DHW temperature by itself 31 L 32 C Common line Common terminal for the 3 way valve for DHW tank 33 L 3 way valve for DHW tank The air to water heat pump can be used to heat DHW This output will be on when DHW is activated 34 N N common Neutral terminal common for 3 way valve of DHW tank and outputs 1 and 2 35 L Output 1 3 way valve for swimming pool The air to ...

Страница 116: ...combination with Domestic Hot Water Tank 19 Input 5 Smart function For the connection of an external tariff switch device to switch OFF the heat pump during peak electricity demand period Depending on the setting the heat pump or DHWT will be blocked when signal is open closed 20 Input 6 DHW boost Available input for an instantaneous heating of the domestic hot water of the tank 21 Input 7 Power m...

Страница 117: ...onnect the indoor unit with ATW RTU or Central devices like ATW TAG 02 ATW KNX 02 and ATW MBS 02 1 1 2 2 Indoor unit Outdoor unit ATW RTU Central Devices Use twist pair wires 0 75 mm for operation wiring between outdoor unit and indoor unit The wiring must consist of 2 core wires Do not use wire with more than 3 cores Use shielded wires for intermediate wiring to protect the units from noise inter...

Страница 118: ...done in terminals 3 and 4 as it is shown in the next picture 3 4 A B RCS H LINK PC ARFH1E OK 4 20mA Setting Temperature YUTAKI M R410A Not available 4 20mA Setting temperature 11 12 Earth YUTAKI M R32 Earth 12 DHWT Thermistor TDHWT For those cases in which a tank is installed as accessory a thermistor must be installed to control the water temperature The connection for this thermistor must be don...

Страница 119: ...to the indoor unit table board as shown in the next picture 1 2 1 2 H LINK ATW RTU Optional wireless ON OFF room thermostat ATW RTU 04 The heat pump system has been designed to allow the connection of a remote ON OFF thermostat to effectively control the home temperature Depending on the room temperature the thermostat will turn the system to ON or OFF a If no thermostat is installed Terminals 13 ...

Страница 120: ...rmostat or any other external device with that purpose Common Line ECO Input 2 13 15 Swimming pool Default for input 3 When it is necessary to control the temperature of the swimming pool water a connection between the heat pump and the corresponding sensor must be done on terminals 16 and 17 at the Terminal board input 4 16 17 Common Line SWPIN Input 3 Solar Default for input 4 This input comes f...

Страница 121: ...umption of the whole installation with one power meter device or 2 separate power meter one for indoor unit and another one for outdoor unit Common Line Power M input 7 16 21 Aquastat for circuit 1 Aquastat is a security accessory to control in order to prevent high water temperature entering into floor system Circuit 1 This devices must be connected to terminals 22 23 for circuit 1 When this devi...

Страница 122: ...rrent 500mA An auxiliary relay must be installed in case of high consumption of the water pump Electrical heater DHWT output In those cases where a DHW tank is installed with an electrical heater the Air to Water heat pump can activate the electric heater of the tank when the heat pump cannot achieve the required DHW temperature by itself N 31 Electrical Heater DHWT EH4 L 30 3kW CAUTION When using...

Страница 123: ...nfigured with the heat pump or needs an additional pump for the system a hydraulic separator or buffer tank must be used to ensure a correct hydraulic balance 34 N M 36 L Water pump III Output 2 Auxiliary boiler or heater Default for Output 3 The auxiliary boiler or heater in case of YUTAKI S80 or M can be used when the heat pump cannot achieve the require temperature by itself Auxiliary Heat Free...

Страница 124: ... can be used if required to have additional options 7 4 3 2 Summary of terminal board connections YUTAKI S RWM 2 0 10 0 N R 1E Mark Part name Description TERMINAL BOARD 1 TB1 N 1 230V 50Hz 3N 400V 50Hz Main power supply connection L1 L2 L3 TERMINAL BOARD 2 TB2 1 H LINK commutation The H LINK transmission has to be done between the indoor unit and the terminals 1 2 of either outdoor unit ATW RTU or...

Страница 125: ...ling water temperature of the circuit 1 23 24 C Mixing valve close When a mixing system is required for a second temperature control these outputs are necessary to control the mixing valve 25 O Mixing valve open 26 N N Common 27 L Water Pump 2 WP2 When there is a second temperature application a secondary pump is the circulating pump for the secondary heating circuit 28 Auxiliary power Power suppl...

Страница 126: ...lained in the manual of the Wireless intelligent room thermostat The Intelligent receiver is connected to the indoor unit table board as shown in the next picture 1 2 1 2 H LINK ATW RTU PC ARFH2E connection In cases where another PC ARFH2E must be connected as a second thermostat the connections between PC ARFH2E and the indoor unit must be done in terminals 3 and 4 and the connection of the power...

Страница 127: ...ation of the ATW RTU 04 In case of setting an installation with 2 circuits circuit 1 and circuit 2 and the same demand ON OFF is used for both of them remove the jumper between terminals 13 and 14 of the Terminal board 2 and connect the RF receiver as shown in the following picture Thermostat requirements Power supply 230V AC Contact voltage 230V 13 14 13 14 Jumper Common Line Demand ON OFF Receiv...

Страница 128: ...anel sensor The solar combination by input demand allows HSW to be heated by solar system when there is enough solar energy available The connection of this input signal has to be done between terminals 16 and 18 at TB2 Common Line SolarIN Input 4 16 18 Smart tariff Default for input 5 This function can be used to block or limit the heat pump It allows an external Smart switch device to switch off...

Страница 129: ...In case of YUTAKI S COMBI UK model Domestic Hot water tank security thermostat its connected to terminals 22 23 and this funcion is not available for circuit 1 Output terminals Default output functions Mixing valve for Circuit 2 The mixing valve is controlled to maintain the second heating temperature at the second heating temperature set point The control system decides how much to open or close ...

Страница 130: ...uirements Power supply 230V AC 50Hz Maximum running current 100mA Output terminals Optional output functions 3 Way valve for Swimming pool Default for Output 1 YUTAKI units can be used to heat the water of a swimming pool The signal is used on a 3 way motorized diverting valve and to provide control of supply water flow for the swimming pool This output is available when the function is enabled fr...

Страница 131: ...ault for output 4 This output is used when solar mode is enabled from Unit controller and the temperature in the solar panel rises above the water temperature in the domestic hot water tank DHWT The connection between terminals 39 and 40 shall be closed in order to activate the dedicated water pump for solar panel combination 39 40 Solar out Output 4 ELECTRICAL AND CONTROL SETTINGS PMML0575 rev 2 ...

Страница 132: ... the thermostat will turn the split air to water heat pump system ON and OFF 15 Input 2 ECO mode Available signal which allows to reduce the water setting temperature of circuit 1 circuit 2 or both 16 Common line Terminal Line common for inputs 3 4 5 6 7 17 Input 3 Swimming pool Only for swimming pool installations It is necessary to connect an external input to the air to water heat pump to provi...

Страница 133: ...set options By means of the unit controller some other inputs and outputs functions can be configured and used Please refer to the Service Manual for detailed information 7 4 3 5 Input terminals Default input functions Room thermostat communication cables There are two different room thermostat types as accessory Optional wireless intelligent room thermostat TB2 ATW RTU Only for wireless room ther...

Страница 134: ...ation of the ATW RTU 04 In case of setting an installation with 2 circuits circuit 1 and circuit 2 and the same demand ON OFF is used for both of them remove the jumper between terminals 13 and 14 of the Terminal board 2 and connect the RF receiver as shown in the following picture Thermostat requirements Power supply 230V AC Contact voltage 230V 13 14 13 14 Jumper Common Line Demand ON OFF Receiv...

Страница 135: ...ar panel sensor The solar combination by input demand allows HSW to be heated by solar system when there is enough solar energy available The connection of this input signal has to be done between terminals 16 and 18 at TB2 Common Line SolarIN Input 4 16 18 Smart tariff Default for input 5 This function can be used to block or limit the heat pump It allows an external Smart switch device to switch...

Страница 136: ...e of YUTAKI S COMBI UK model Domestic Hot water tank security thermostat its connected to terminals 22 23 and this funcion is not available for circuit 1 Output terminals Default output functions Mixing valve for Circuit 2 The mixing valve is controlled to maintain the second heating temperature at the second heating temperature set point The control system decides how much to open or close the mi...

Страница 137: ...be used to heat the water of a swimming pool The signal is used on a 3 way motorized diverting valve and to provide control of supply water flow for the swimming pool This output is available when the function is enabled from the Unit controller Using the appropriate wiring connect the valve cables as shown in the previous picture N M L 33 C Brown Black Blue 34 35 3WV SWP Output 1 Valve requiremen...

Страница 138: ...t for output 4 This output is used when solar mode is enabled from Unit controller and the temperature in the solar panel rises above the water temperature in the domestic hot water tank DHWT The connection between terminals 39 and 40 shall be closed in order to activate the dedicated water pump for solar panel combination 39 40 Solar out Output 4 ELECTRICAL AND CONTROL SETTINGS PMML0575 rev 2 03 ...

Страница 139: ...DEFINITION OF THE SWITCHES OK Liquid Crystal Display Screen where controller software is displayed OK button To select the variables to be edited and to confirm the selected values Arrows key It helps the user to move through the menus and views Run Stop button It works for all zones if none of the zones is selected or only for one zone when that zone is selected Menu button It shows the different...

Страница 140: ...s Value Displays the setting temperature of the circuit 1 circuit 2 DHW and swimming pool Circuit 1 Circuit 2 DHW or Swimming Pool are stopped by button or timer Alarm Existing alarm This icon appears with the alarm code Timer Simple timer Weekly timer Derogation When there is a derogation from the configured timer Installer mode Informs that user controller is logged on the installer mode which h...

Страница 141: ... Defrost Defrost function is active Central Local No icon means local mode Central mode Three types of control Water Air or Full Forced OFF When forced off Input is configured and its signal is received all the configured items on the comprehensive view C1 C2 DHW and or SWP are shown in OFF with this small icon below Auto ON OFF When daily average is over auto summer switch off temperature circuit...

Страница 142: ...s indicated below this icon End of holiday period The end hour of the holiday period is indicated below this icon Setting temperature This icon appears while the setting temperature is being changed and indicates the actual temperature Next screen When room thermostat has been configured for both circuit 1 and 2 this icon appears at the right side of the screen to indicated that there is a 2nd roo...

Страница 143: ... Simple Schedule Cooling Air Timer Type Simple Schedule Circuit 2 Heating Air Menu Contents Level 1 Level 2 Level 3 Level 4 Level 5 Level 6 Timer Type Simple Schedule Cooling Air Timer Type Simple Schedule Delete All Timer Configuration Space Heating Circuit 1 Circuit 2 Space Cooling Circuit 1 Circuit 2 DHW SWP Controller Settings Controller Options Room Names Date and Time Adjust Date and Time Eu...

Страница 144: ... Schedule Delete All Timer Configuration Menu Contents Level 1 Level 2 Level 3 Level 4 Level 5 Level 6 Space Heating Circuit 1 Water Calculation Mode Eco offset Working limits Circuit 2 Water Calculation Mode Eco offset Working limits Mixing valve Space Cooling Circuit 1 Water Calculation Mode Eco offset Working limits Circuit 2 Water Calculation Mode Eco offset Working limits Mixing valve DHW DHW...

Страница 145: ...liary sensors Controller Settings Controller Options Room Names Date and Time Adjust Date and Time European Summer Time UTC Zone Screen settings Language selection Commissioning Air purge procedure Start Air purge Unit test run Start test run Screed drying Start Screed Drying About System Information Contact Information Factory Reset Return to user mode UNIT CONTROLLER PC ARFH1E PMML0575 rev 2 03 ...

Страница 146: ...ple DHW Timer Type Simple Schedule Swimming Pool Timer Type Menu Contents Level 1 Level 2 Level 3 Level 4 Level 5 Level 6 Simple Schedule Delete All Timer Configuration Space Heating Circuit 1 Water Calculation Mode Eco offset Working limits Circuit 2 Water Calculation Mode Eco offset Working limits Mixing valve Space Cooling Circuit 1 Water Calculation Mode Eco offset Working limits Circuit 2 Wat...

Страница 147: ...menu is available only for installer a special user with higher access privileges to configure the system In order to access the controller as Installer OK and buttons must be pressed for 3 seconds OK After that the Enter password message is displayed The login password for the Installer is Right Down Left Right Press OK to confirm the password If the correct access code is entered the installer m...

Страница 148: ...OK button 8 6 1 Configuration Assistant Select the configuration assistant for an easy configuration Press OK button Select Yes when the device is controlling the unit which it is attached Jump to screen 6 Select No when the device is installed in a different site than the unit Press OK button UNIT CONTROLLER PC ARFH1E PMML0575 rev 2 03 2022 134 ...

Страница 149: ...1 Yes in zone 2 Yes in both zones depending on the number of circuits controlled When select Yes in both zones jump to screen 8 Press OK button Select the number of circuits 1 or 2 Press OK button Select the heat emitters on the circuit 1 Underfloor heating Fan coils or Radiators Repeat this step in case of circuit 2 Press OK button UNIT CONTROLLER PC ARFH1E PMML0575 rev 2 03 2022 135 ...

Страница 150: ...led Press OK button Select Yes if Swimming Pool is installed Press OK button Select Yes if Boiler is installed Press OK button Select Yes if an electrical backup heater is installed Press OK button UNIT CONTROLLER PC ARFH1E PMML0575 rev 2 03 2022 136 ...

Страница 151: ...n Select the type of room thermostat installed in circuit 1 or 2 depending on the previous setting None wired or wireless Repeat this step in case of circuit 2 Press OK button Configuration assistant is completed Press OK button to go to the main screen UNIT CONTROLLER PC ARFH1E PMML0575 rev 2 03 2022 137 ...

Страница 152: ...o Confort Timer Night shift Select Enabled or Disabled for European summer time Select Next and press OK button Configure circuit 1 and circuit 2 OTC Disabled Points Gradient Fix Enable or disable DHW and Swimming Pool Select the heating source HP only HP EH HP Boiler Configure electrical heater use Starting or Backup Configure Boiler type Parallel or Serial Configure Solar Combination options Dis...

Страница 153: ...available when Cascade Mode is disabled Configure thermostat 1 or 2 depending on previous settings None wired or wireless Check RT address if wired is selected Select Wireless binding ID 1 or 2 if wireless is selected Select Wizard complete and press OK button Select Yes to complete the advance configuration Press OK button to go to the main screen UNIT CONTROLLER PC ARFH1E PMML0575 rev 2 03 2022 ...

Страница 154: ...g room Zone 1 Bedroom Zone 2 Order FIRST SECOND THIRD Type Master Slave Slave Unit Circuit 1 Circuit 2 Questions Answers Is this device attached to the unit YES Is this device used as a Room Thermostat of a zone NO YES IN ZONE 1 YES IN ZONE 2 How many circuits do you have 2 Which are the emitters of circuit 1 Underfloor heating Which are the emitters of circuit 2 Underfloor heating Do you have dom...

Страница 155: ...Is this device attached to the unit NO Is this device controlling the unit YES Is this device used as a Room Thermostat of a zone YES IN ZONE 1 YES IN ZONE 2 How many circuits do you have 2 Which are the emitters of circuit 1 Underfloor heating Which are the emitters of circuit 2 Underfloor heating Do you have domestic hot water tank NO Do you have swimming pool NO Do you have boiler NO Do you hav...

Страница 156: ...f circuit 1 Underfloor heating Which are the emitters of circuit 2 Underfloor heating Do you have domestic hot water tank NO Do you have swimming pool NO Do you have boiler NO Do you have electric backup heater NO COMPLETED NOTE After finishing Configuration assistant go to Input Outputs Sensor menu and select which auxiliary sensor do you want to use for ambient temperature in Zone 2 Example Sens...

Страница 157: ...floor heating Which are the emitters of circuit 2 Underfloor heating Do you have domestic hot water tank NO Do you have swimming pool NO Do you have boiler NO Do you have electric backup heater NO COMPLETED NOTE After finishing Configuration assistant go to Input Outputs Sensor menu and select which auxiliary sensor do you want to use for ambient temperature in each zone Example REF Access Descrip...

Страница 158: ... 2 Underfloor heating Do you have domestic hot water tank NO Do you have swimming pool NO Do you have boiler NO Do you have electric backup heater NO Which Thermostat do you have for Circuit 1 Wireless Which Thermostat do you have for Circuit 2 Wireless COMPLETED NOTE After finishing Configuration assistant proceed to wireless room thermostat binding procedure Refer to installation manual of room ...

Страница 159: ...der FIRST Type Master Unit Questions Answers Is this device attached to the unit NO Is this device controlling the unit YES Is this device installed on a controlled zone YES ZONE 1 How many circuits do you have 2 Which are the emitters of circuit 1 Underfloor heating Which are the emitters of circuit 2 Underfloor heating Do you have swimming pool NO Do you have boiler NO Do you have electric backu...

Страница 160: ...is displayed To configure it press OK to enter in quick actions Next operation In this area the end hour of the simple timer or holiday or next schedule action is indicated below its respective icon Next circuit It informs that there is a room thermostat view for a second circuit and it is possible to access by pressing the right key Icons notification This part of the screen displays all the noti...

Страница 161: ...The setting temperature can be modified using the arrows keys over this view Pressing the OK button the following quick actions are shown Timer In this menu simple timer or schedule timer can be selected and configured DHW boost It activates the DHW heater for an immediate DHW operation Status Some working conditions can be consulted If anti legionella operation is working its icon appears below t...

Страница 162: ... for circuit 1 and circuit 2 in Comprehensive view Eco Comfort Activation of the Eco Comfort Mode Only available for circuit 1 and circuit 2 Status Display of information related to current operation conditions DHW Boost Activation of the auxiliary DHW heater and Heat Pump if operation is possible to speed up DHW heating operation Only available for DHW Holiday Selection of a holiday period until ...

Страница 163: ...e Two3 Water Flow Level Water Pump Speed Outdoor Ambient temperature Outdoor Ambient 2 temperature Gas temperature Liquid T Discharge Gas temperature Discharge Gas temperature R134a Evaporation Gas temperature Suction Gas temperature R134a Discharge Pressure Discharge Pressure R134a Suction Pressure R134a Ind Exp Valve Open Ind Exp Valve 2 Open Out Exp Valve Open Inverter Op Freq Inverter Op Freq ...

Страница 164: ...settings Screen visible only for room thermostats Space Heating Space Cooling DHW Swimming Pool Timer and schedule configuration Circuit 1 Circuit 2 DHW Swimming Pool Delete all timers configuration Swimming Pool configuration Status Setting temperature Offset temperature 1 2 Optional functions configuration System Space functions DHW Emergency Operation I O and Sensor configuration Inputs Outputs...

Страница 165: ...water supplied to the circuits is lower Conversely the thermal demand of the building rises in the case of low outdoor temperature and therefore the temperature of the supplied water becomes higher The room temperature compensation control allows to modify the water temperature determined by OTC control according to the setting room temperature and the actual room temperature In the case of heatin...

Страница 166: ... Comfort to be applied during operation for a defined period after which operation returns to the previous settings This type of timer cannot be used to modify the operation state from ON to OFF which can be accomplished with a Schedule timer Starting time Use the arrow keys to select the starting time of the timer Stopping time Use the arrow keys to select the stopping time of the timer Configura...

Страница 167: ... only when circuit is Fix Mode uses Eco Comfort configurations Setting temperature Pressing the OK button with Timer Configuration being selected displays the detailed schedule screen The active schedule timers are shown in a weekly calendar Up to five timer events can be defined for each weekday and these can be used for turning the operation ON or OFF to change the setting temperature or the wor...

Страница 168: ...ture Selection of the temperature for Circuit 1 or Circuit 2 heating or cooling mode Only when water calculation mode is Fix Circuit 1 or Circuit 2 must be ON to configure this setting Curve Selection of the gradient curve for Circuit 1 or Circuit 2 only for heating mode Only when water calculation mode is Gradient Range 0 2 2 2 Circuit 1 or Circuit 2 must be ON to configure this setting DHW or Sw...

Страница 169: ...g Configure the offset water temperature for the ECO mode for Space Heating or Space Cooling By using this function current water temperature setting is reduced by the indicated parameter Range 10 10 Mixing valve To control the second water temperature only for circuit 2 Values are adjusted for the use with the 2nd zone mixing kit accessory ATW 2KT 05 It is highly recommended not to change these v...

Страница 170: ...keys Vertex offset High ambient temperature Low ambient temperature Set point at low ambient temperature Set point at high ambient temperature Gradient Configure the same variables as in the Points view but automatically User can only edit the gradient variable and it will automatically set the values for the other 4 variables on the chart Use the down arrow key to select the parameter to modify T...

Страница 171: ...ter temperature is set to HP Control setting HP Control setting can be only adjuested in case HP Control is Fix Maximum setting temperature Maximum value of DHW setting temperature permitted by the installer HP Control setting Selection of the DHW temperature for the Fix HP Control Status of DHW Disabled Enabled Mode Only available when DHW heater is activated DSW4 pin 3 ON Standard DHW heating op...

Страница 172: ... set point can be raised to a higher than normal temperature The Legionella protection only makes sense if there is a DHW electric heater to raise the DHW temperature to this high temperature See the possible configurable parameters below Space priority status If space priority function is enabled Heat Pump operation by DHW mode stops and continue with DHW heater if necessary This function is only...

Страница 173: ... and sensor 2 see section 8 8 2 10 Inputs Outputs and Sensors configuration Offset temperature The setting temperature is increased by the indicated parameter Setting temperature Adjustment of the swimming pool water temperature setting Range 24 33 ºC UNIT CONTROLLER PC ARFH1E PMML0575 rev 2 03 2022 159 ...

Страница 174: ... when heating source is configured as HP Heater or HP Heater Boiler See detailed information in Electrical heater Electrical heater Operation Starting Space Heating electric Heater is switched ON in case of low water temperature and low ambient temperature to provide extra capacity to HP Backup Space Heating Electric Heater is switched ON in case of low ambient temperature below Bivalent point in ...

Страница 175: ... Panel temperature to allow solar operation Solar operation is allowed in case Panel temperature is ΔT connection ºC above tank temperature ΔT disconnection Allows to specify a difference temperature between tank and Panel temperature to stop solar operation Solar operation is not allowed in case Panel temperature is ΔT connection ºC below tank temperature Boiler combination Bivalent point Boiler ...

Страница 176: ...FF cycles can be reduced by determining the time that must pass before accepting new Demand ON Seizure protection The pump seizure protection function prevents sticking of components due to long periods of inactivity by running the components during a short period every week Mixing valves and pumps are fully opened and then fully closed time depends on Mixing valve Run Time Factor Outdoor average ...

Страница 177: ...inimum time of the water pump OFF Only when Economic mode is active DSW Minimum ON Time Minimum time of the water pump ON Only when Economic mode is active DSW Overrun Time Added operation time of water pump after Demand OFF Stop conditions Standard Thermo OFF The water pump stops after Thermo OFF DSW5 pin 4 ON 2 2 1 2 Night Shift Starting time of Nigh Shift operation Ratio of reduction in heat pu...

Страница 178: ...ation Energy configuration Setup of power consumption readings See detailed information below Smart function To block or limit the heat pump or increase demand due to electricity availability See detailed information below Energy configuration Status Enable or disable energy configuration options Capacity configuration Due to usage of water temperature inlet and outlet water flow level an estimati...

Страница 179: ...ally Limitation by ampere Configure the ampere consumption limitation Only visible when smart action is set as HP Limited A Space optional functions Heating Auto On Off To stop automatically stop heating operation when the daily average outdoor temperature of the previous day is higher than the defined Switch OFF temperature Status Enable or disable heating auto on off function Switch Off temperat...

Страница 180: ...tion pump DHW Boost To force a one time heating of the DHW tank up to the temperature set as DHW Boost temperature This feature is useful to cover exceptional demand of DHW Trigger type Push favourite button Open NC or Closed NO Set input 6 for DHW Boost for trigger type open closed see section 8 8 2 10 Inputs Outputs and Sensors configuration Boost setting DHW temperature setting for the Boost fu...

Страница 181: ...it 1 to ECO mode when input is closed ECO C2 Switch Circuit 2 to ECO mode when input is closed Forced Off Forbid DHW space heating and space cooling Smart Act SG1 Fixed in input 5 if smart action is enabled To active Smart Function Swimming Pool Fixed in input 3 if swimming pool is enabled Consider Swimming pool in Demand ON when the signal is ON Solar Fixed in input 4 if solar is enabled To let Y...

Страница 182: ...ing heater 1 Only for YUTAKI S80 or YUTAKI M units Heater relay 2 Signal control of the Space heating heater 2 Only for YUTAKI S80 or YUTAKI M units List of available sensors Disabled Two3 Fixed in sensor 1 if boiler is installed Use this sensor to monitor water temperature when boiler is used Swimming Pool Fixed in sensor 2 if swimming pool is installed Use this sensor when swimming pool is used ...

Страница 183: ...ate and time European summer time Selection of the unit controller language Screen settings Screen brightness Backlight time Contrast ON led bright 8 8 5 About In this section of the LCD controller it is possible to find the following information System information Unit type Unit capacity Controller firmware Indoor PCB firmware Language package Refrigerant Contact information It is possible and re...

Страница 184: ...ible for the installer It asks for removing all the settings and returns to the factory setting configuration 8 8 7 Return to User Mode This function allows to getting out of the Installer mode UNIT CONTROLLER PC ARFH1E PMML0575 rev 2 03 2022 170 ...

Страница 185: ...nd later used in combination with PCB indoor unit software of version H 0114 and later 9 1 DEFINITION OF THE SWITCHES Liquid Crystal Display Screen where controller software is displayed OK button To select the variables to be edited and to confirm the selected values Arrows key It helps the user to move through the menus and views Run Stop button It works for all zones if none of the zones is sel...

Страница 186: ...ation from the configured timer Installer mode Informs that user controller is logged on the installer mode which has special privileges Menu lock It appears when menu is blocked from a central control When indoor communication is lost this icon disappears Holiday When some of the zones are set as holiday it has it s own holiday icon on their icons zone The holiday icon is also shown on the home s...

Страница 187: ...off Input is configured and its signal is received all the configured items C1 C2 DHW and or SWP are shown in OFF with this small icon below Auto ON OFF When daily average is over auto summer switch off temperature circuits 1 and 2 are forced to OFF Only if Auto ON OFF enabled Test Run Informs about the activation of the Test Run function Anti Legionella Activation of the Anti Legionella operation...

Страница 188: ...activated Timer configuration Reset configuration Override Configuration Menu Contents Level 1 Level 2 Level 3 Level 4 Level 5 Type Until next action Specific time Forever Override duration Delete all timers configuration System Configuration Room Thermostats Setting temperature range air Air Eco Offset Thermostat Configuration Check RT address Compensation Factors Room Temp Demand OFF Water setti...

Страница 189: ...ump Recirculation timer DHW Boost Emergency Operation I O and Sensors Inputs Standard outputs Outputs Auxiliary sensors Holiday mode Affected zones Start Holiday Mode Controller Settings Room Configuration Room Names Live view icons Date and Time European Summer Time Hour Format Screen settings Language selection Installer Access Commissioning Air purge procedure Start Air purge Unit test run Star...

Страница 190: ...assword If the correct access code is entered the installer mode icon appears on the notifications bar bottom line Installer mode icon After 30 minutes of inactivity it is necessary to repeat the log in process To exit the Installer mode and return to the unit menu go to the Return to user mode on the main menu NOTE The following chapters explain the special settings the Installer can edit It is i...

Страница 191: ...utton Select the date and time using the arrow keys Press OK button Select Yes when the device is controlling the unit which it is attached Jump to screen 6 Select No when the device is installed in a different site than the unit Press OK button UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 177 ...

Страница 192: ...es in zone 2 Yes in both zones depending on the number of circuits controlled When select Yes in both zones jump to screen 8 Press OK button Select the number of circuits 1 or 2 Press OK button Select the heat emitters on the circuit 1 Underfloor heating Fan coils or Radiators Repeat this step in case of circuit 2 Press OK button UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 178 ...

Страница 193: ...talled Press OK button Select Yes if Swimming Pool is installed Press OK button Select Yes if Boiler is installed Press OK button Select Yes if an electrical backup heater is installed Press OK button UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 179 ...

Страница 194: ... through the outputs Press OK button Select the type of room thermostat installed in circuit 1 or 2 depending on the previous setting None wired or wireless Repeat this step in case of circuit 2 Press OK button Configuration assistant is completed Press OK button to go to the main screen UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 180 ...

Страница 195: ... initial wizard Select Yes to launch the timer assistant for Room Thermostat 1 Press OK button If stay at home at weekend weekdays the following patterns are applied Heating 6 30h 20ºC 22 30h 18ºC Cooling 6 30h 23ºC 22 30h 25ºC If senstive to cold is marked as Yes an offset of 1ºC is applied for heating UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 181 ...

Страница 196: ...1 Circuit 2 Questions Answers Is this device attached to the unit YES Is this device controlling the unit YES Is this device used as a Room Thermostat of a zone YES IN ZONE 1 YES IN ZONE 2 How many circuits do you have 2 Which are the heat emitters of circuit 1 Underfloor heating Which are the heat emitters of circuit 2 Underfloor heating Which are the cool emitters of circuit 1 Which are the cool...

Страница 197: ... controlling the unit YES Is this device used as a Room Thermostat of a zone YES IN ZONE 1 YES IN ZONE 2 How many circuits do you have 2 Which are the heat emitters of circuit 1 Underfloor heating Which are the heat emitters of circuit 2 Underfloor heating Which are the cool emitters of circuit 1 Which are the cool emitters of circuit 2 Do you have domestic hot water tank NO Do you have swimming p...

Страница 198: ...e heat emitters of circuit 2 Underfloor heating Which are the cool emitters of circuit 1 Which are the cool emitters of circuit 2 Do you have domestic hot water tank NO Do you have swimming pool NO Do you have boiler NO Do you have electric backup heater NO COMPLETED NOTE After finishing Configuration assistant go to Input Outputs Sensor menu and select which auxiliary sensor do you want to use fo...

Страница 199: ...f circuit 2 Underfloor heating Which are the cool emitters of circuit 1 Which are the cool emitters of circuit 2 Do you have domestic hot water tank NO Do you have swimming pool NO Do you have boiler NO Do you have electric backup heater NO COMPLETED NOTE After finishing Configuration assistant go to Input Outputs Sensor menu and select which auxiliary sensor do you want to use for ambient tempera...

Страница 200: ...2 Underfloor heating Do you have domestic hot water tank NO Do you have swimming pool NO Do you have boiler NO Do you have electric backup heater NO Which Thermostat do you have for Circuit 1 Wireless Which Thermostat do you have for Circuit 2 Wireless COMPLETED NOTE After finishing Configuration assistant proceed to wireless room thermostat binding procedure Refer to installation manual of room t...

Страница 201: ...his device attached to the unit NO Is this device controlling the unit YES Is this device installed on a controlled zone YES ZONE 1 How many circuits do you have 2 Which are the heat emitters of circuit 1 Underfloor heating Which are the heat emitters of circuit 2 Underfloor heating Which are the cool emitters of circuit 1 Which are the cool emitters of circuit 2 Do you have swimming pool NO Do yo...

Страница 202: ...ews Home Mode Room 1 if space is small it shows R1 Room 2 if space is small it shows R2 Circuit 1 if space is small it shows C1 Circuit 2 if space is small it shows C2 Fan 1 if space is small it shows F1 Fan 2 if space is smaill it shows F2 DHW SWP Menu UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 188 ...

Страница 203: ...are shown when pressing the OK button at the selected zone in comprehensive view or room thermostat view Room 1 2 Timer ECO Holiday If Zone is enabled Status Circuit 1 2 Timer ECO Holiday If Zone is enabled Status UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 189 ...

Страница 204: ...er Boost If DHW is ON and Boost is availbable It can also be cancelled from quick actions Holiday If Zone is enabled Status Swimming Pool SWP Timer Holiday If Zone is enabled Status UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 190 ...

Страница 205: ...ll took them from the configured Rooms if no one is configured that temperature will not be displayed Outside temperature thermometer icon Water pressure indicator 9 6 1 Next schedule indication The indication of next schedule shows by priority Date of returning of absent mode Next schedule action If no derogation has been made shows next schedule action If derogation has been made it checks the c...

Страница 206: ...left side If it has been enabled the auto mode it is also available here 9 8 ROOM 1 2 VIEW Room thermostats view displays Ambient Temperature of the room This temperature is got from controller or external sensor When editing it shows the setting temperature On right side it has zone notifications for Next timer action Eco and timer icons UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 192 ...

Страница 207: ...ils Fan speeds Low Medium High and Auto Each fan has its independent on off 9 10 CIRCUIT 1 2 VIEW Circuit 1 or 2 view displays Water setting feedback When editing it shows the setting temperature On right side it has zone notifications for Next timer action Eco throughput summer switch off forced off and timer icons UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 193 ...

Страница 208: ...r action Boost throughput operating in comfort and timer icons During boost setting changed is the boost seeting 9 12 SWP VIEW SWP view displays Water setting feedback When editing if shows the setting temperature On right side it has zone notifications for Next timer action Throughput and timer icons UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 194 ...

Страница 209: ...Hot Water Tank Swimming Pool Recent Status Register Table of the main variables of the system registered by steps of 5 minutes during 120min 1 4 Detailed information about DHW Operation Current temperature Only for YUTAKI S Top Sensor Only for YUTAKI S COMBI Bottom sensor Only for YUTAKI S COMBI Setting Temperature Electrical Heater Status Electrical Heater Operation Legionella Status Legionella O...

Страница 210: ...ion Operation Demand ON OFF Current temperature Setting temperature Detailed information about Solar combination Operation Demand ON OFF Solal Panel temperature Shows a list of the alarm history of the system 3 4 Detailed information about Communication status H Link H Link Central RCS Central Cascade Controller 4 4 UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 196 ...

Страница 211: ...only shown when defrosting TWO value is TWO HP when using a YUTAKI S COMBI or YUTAKI S otherwise it is normal TWO Water generation Considerations When operation status is COOL ON inlet pipe is orange outdoor pipe is blue When operaion status is HEAT ON SWP ON or DHW ON inlet pipe is blue outdoor pipe is orange otherwise pipe is in gray TWO value is TWO HP when using a YUTAKI S COMBI or YUTAKI S ot...

Страница 212: ...y shown when available on operation information exist wired or wireless thermostat for C1 The icon shown is defined on Room icon parameter under controller settings Circuit 2 Considerations When demand on inlet pipe is in orange outlet in blue When cooling inlet pipe is in blue outlet in orange If thermo off it is shown in gray Water pump 2 is shown if used Fan speed only shown when fan configured...

Страница 213: ... shown indicating if it is being execute or not TWO is TWHP when using a YUTAKI S COMBI otherwise If buffer tank is located after DHW use TWO if buffer tank is located before DHW use TWO3 Otherwise use TWO Second sensor temperature shown only for YUTAKI S COMBI Swimming Pool Considerations When demand off inlet and outlet pipes are gray When demand on TWO water is orange hot and TWI water is blue ...

Страница 214: ...main variables during the last hours Considerations Moving to left right variables shown change Moving up down we scroll through the registered time DHWT2 Only shown for YUTAKI S COMBI when not show DHWT1 and DHWT2 shown as when no tank is configured Icon Meaning Off Cool D OFF Cool T OFF Cool ON Heat D OFF Heat T OFF Icon Meaning Heat ON DHW OFF DHW ON SWP OFF SWP ON Alarm UNIT CONTROLLER PC ARFH...

Страница 215: ...d electronics As an estimation this value may differ from real consumption measured by means an external power meter When power meter is used YUTAKI considers consumption read from pulse power meter Main view is a chart comparing total input power or total capacity depending on the menu By pressing right left it can be changed between zones Total Space Heating Space Cooling DHW Swimming Pool By pr...

Страница 216: ...left it can be changed between zones Total Space Heating Space Cooling DHW Swimming Pool By pressing up down the different periods are shown By pressing OK or back we return to the chart view keeping the zone and comparison selected UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 202 ...

Страница 217: ...er to adjust the water working conditions for Circuit 1 2 Heating Cooling Air To set the timer to adjust the room temperature for Room 1 2 Only when using room thermostats Is possible to launch a timer assistant To set the timer to adjust the hot water tank temperature To set the timer to adjust the swimming pool temperature Press OK button to reset scheduled timers To set the Override type Until ...

Страница 218: ...e explanation below Pressing the OK button with Timer Configuration being selected displays the detailed schedule screen The active schedule timers are shown in a weekly calendar Up to six timer events can be defined for each weekday and these can be used for turning the operation ON or OFF or to change the setting temperature Pressing the OK key with one of the weekdays being selected in the week...

Страница 219: ...imer assistant asks if user stays at home during weekend and weekdays If stay at home at weekend weekdays the followning patterns are applied Heating 6 30h 20ºC 22 30h 18ºC Cooling 6 30h 23ºC 22 30h 25ºC Timer assistant asks if user is sensistive to cold If senstive to cold is marked as Yes an offset of 1ºC is applied for heating UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 205 ...

Страница 220: ...e timer See explanation below Pressing the OK button with Timer Configuration being selected displays the detailed schedule screen The active schedule timers are shown in a weekly calendar Up to six timer events can be defined for each weekday and these can be used for turning the operation ON or OFF or operation mode ECO or Comfort Pressing the OK key with one of the weekdays being selected in th...

Страница 221: ...ing the OK button with Timer Configuration being selected displays the detailed schedule screen The active schedule timers are shown in a weekly calendar Up to six timer events can be defined for each weekday and these can be used for turning the operation ON or OFF or to change the setting temperature Pressing the OK key with one of the weekdays being selected in the weekly calendar screen displa...

Страница 222: ...one it is possible to override the timer configuration during a specific time Until next action derogation remains until next action of the timer Specific Time derogation status remains for the specified minutes Forever Derogation status is never released UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 208 ...

Страница 223: ...figuration Compensation factors Room temperature demand OFF 1 3 Swimming Pool configuration Status Setting temperature Offset temperature Optional functions configuration Hydraulic separator Energy configuration Smart function Heating auto on off Auto heat cool Hot water tank Emergency operation I O and Sensor configuration Inputs Standard outputs Optional outputs Auxiliary sensors Complementary H...

Страница 224: ...lding rises in the case of low outdoor temperature and therefore the temperature of the supplied water becomes higher The room temperature compensation control allows to modify the water temperature determined by OTC control according to the setting room temperature and the actual room temperature In the case of heating if the difference between room temperature and setting temperature is large th...

Страница 225: ... the temperature for Circuit 1 or Circuit 2 heating or cooling mode Only when water calculation mode is Fix setting in Main device Circuit 1 or Circuit 2 must be ON to configure this setting Curve Selection of the gradient curve for Circuit 1 or Circuit 2 only for heating mode Only when water calculation mode is Gradient setting in Main device Range 0 2 2 2 Circuit 1 or Circuit 2 must be ON to con...

Страница 226: ...Configure the offset water temperature for the ECO mode for Space Heating or Space Cooling By using this function current water temperature setting is reduced by the indicated parameter Range 0 10 Mixing valve To control the second water temperature only for circuit 2 Values are adjusted for the use with the 2nd zone mixing kit accessory ATW 2KT 05 It is highly recommended not to change these valu...

Страница 227: ... arrow keys Vertex offset High ambient temperature Low ambient temperature Set point at low ambient temperature Set point at high ambient temperature Gradient Configure the same variables as in the Points view but automatically User can only edit the gradient variable and it will automatically set the values for the other 4 variables on the chart Use the down arrow key to select the parameter to m...

Страница 228: ...perature measurement is done at higher tank position Due to this fact number of DHW operations decrease and its duration becomes longer which becomes more efficiency High Demand DHW heating operation starts if water temperature and setting temperature difference is larger than differential temperature DHW can be heated up using the heater the heat pump or a combination of both Only available when ...

Страница 229: ... it means that heater will we switched ON after configured minutes since the moment HP has been switched ON 3 3 Smart Configuration Option to allow the tank to be heated to an intermediate temperature of comfort in conditions of water consumption in order to avoid heating to the traditional setting temperature Only available in Economic mode Comfort setting Intermediate target temperature of tank ...

Страница 230: ... sensor 2 See section 9 13 4 10 Inputs Outputs and Sensors configuration Offset temperature The setting temperature is increased by the indicated parameter Setting temperature Adjustment of the swimming pool water temperature setting Range 24 33 ºC UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 216 ...

Страница 231: ...n Electrical heater Electrical heater Operation Starting Space Heating electric Heater is switched ON in case of low water temperature and low ambient temperature to provide extra capacity to HP Backup Space Heating Electric Heater is switched ON in case of low ambient temperature below Bivalent point in order to provide extra capacity to HP at coldest days of winter Bivalent point Electric heater...

Страница 232: ...to allow solar operation Solar operation is allowed in case Panel temperature is ΔT connection ºC above tank temperature ΔT disconnection Allows to specify a difference temperature between tank and Panel temperature to stop solar operation Solar operation is not allowed in case Panel temperature is ΔT connection ºC below tank temperature Boiler combination Bivalent point Boiler is allowed to opera...

Страница 233: ...nd OFF cycles can be reduced by determining the time that must pass before accepting new Demand ON Seizure protection The pump seizure protection function prevents sticking of components due to long periods of inactivity by running the components during a short period every week Mixing valves and pumps are fully opened and then fully closed time depends on Mixing valve Run Time Factor Outdoor aver...

Страница 234: ...ed operation time of water pump after Demand OFF Stop conditions Standard Thermo OFF The water pump stops after Thermo OFF DSW5 pin 4 ON Pump Setup This option allows user to select hydraulic configuration of the system when hydraulic separator is used Standard WP2 is connected after WP3 by means an hydraulic separator or directly by means Hitachi mixing kit accessory Whenever WP2 is switched ON W...

Страница 235: ...or cooling operations Configure the Demand OFF action for Heating or Cooling operation in Room 1 or Room 2 Nothing Stop fan Controlled fan zones Fan coil usage assignation in function of Mode and Room Deactivated Heating Cooling Heating Cooling Delay ON time Delay time to start Fan operation for Fan 1 or Fan 2 only in heating operation Purpose of this control is to make sure water temperature at f...

Страница 236: ... temperature See detailed information below Auto Heat Cool Allows to set automatic switch over to heating and cooling operation using the same daily average outdoor temperature of the previous day as in Heating auto ON OFF Smart function To block or limit the heat pump or increase demand due to electricity availability See detailed information on Smart function chapter 1 2 2 2 Hydraulic separator ...

Страница 237: ...m has been blocked due to HP Block Smart Action Check that Smart Act SG1 is set in input 5 see section 9 13 4 10 Inputs Outputs and Sensors configuration HP Block Heat Pump is forbidden in any condition Space Heating Cooling DHW when signal is active HP Limited A Limitation of power consumption up to a limit of x amperes to be set up in Limitation of amperage SG Ready The SG Grid is awarded to hea...

Страница 238: ...e Switch On Differential Differential temperature between average outdoor temperature of the previous day and the Switch Off temperature Auto Heat Cool Only available in units capable of heating and cooling operation and when cooling operation is enabled Switch to Heat temperature Operation switches to heating in case that the measured outdoor temperature value is lower than the threshold for swit...

Страница 239: ...rculation pump DHW Boost To force a one time heating of the DHW tank up to the temperature set as DHW Boost temperature This feature is useful to cover exceptional demand of DHW Trigger type Push favourite button Open NC or Closed NO Set input 6 for DHW Boost for trigger type open closed see section 9 13 4 10 Inputs Outputs and Sensors configuration Boost setting DHW temperature setting for the Bo...

Страница 240: ... 1 in the installation Switch Circuit 1 to ECO mode when input is closed ECO C2 Switch Circuit 2 to ECO mode when input is closed Forced Off Forbid DHW space heating and space cooling Smart Act SG1 Fixed in input 5 if smart action is enabled To active Smart Function Swimming Pool Fixed in input 3 if swimming pool is enabled Consider Swimming pool in Demand ON when the signal is ON Solar Fixed in i...

Страница 241: ...ircuit 1 is set to Medium Fan 1 High Signal is active when fan coil speed selected for Circuit 1 is set to High Fan 2 Low Signal is active when fan coil speed selected for Circuit 2 is set to Low Fan 2 Medium Signal is active when fan coil speed selected for Circuit 2 is set to Medium Fan 2 High Signal is active when fan coil speed selected for Circuit 2 is set to High Constant Heating Signal is a...

Страница 242: ...oliday Mode Configure holiday come back Year Month Day Returning time Affected zones Enable switch off or disable switch on the zones during the holiday period Circuit 1 2 Room 1 2 Room 1 2 Setting temperature Hot water tank Swimming pool Start Stop holiday mode 1 2 2 2 UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 228 ...

Страница 243: ...To apply an offset to the room temperature read by the in build sensor of the controller in order to match real room temperature Selection of the unit controller language Screen settings Display theme light dark auto Backlight time Backlight bright Contrast Brightness ON LED bright Beep on touch volume Display theme Light Dark Auto When Dark theme is selected background is changed to black text an...

Страница 244: ...r purge Unit test run Duration Mode not available for heating only Start test run 9 13 8 About In this section of the LCD controller it is possible to find the following information System information Unit type Unit capacity Serial number Controller firmware Indoor PCB firmware Language package Refrigerant Contact information It is possible and recommendable to fill this information providing a co...

Страница 245: ...tem The login password for the Installer is Right Down Left Right Press OK to confirm the password If the correct access code is entered the installer mode icon appears on the notifications bar bottom line After 30 minutes of inactivity it is necessary to repeat the log in process To exit the Installer mode and return to the unit menu go to the Return to user mode on the main menu UNIT CONTROLLER ...

Страница 246: ...is only visible for the installer and allows to lock the menu in case of exhibition This action can also be launched from central When the controller is locked the lock icon appears insted the icon menu The password requested to unblock the controller is Right Down Left Right UNIT CONTROLLER PC ARFH2E PMML0575 rev 2 03 2022 232 ...

Страница 247: ...oller software is displayed OK button To select the variables to be edited and to confirm the selected values Arrows key It helps the user to move through the menus and views Run Stop button It works for all zones if none of the zones is selected or only for one zone when that zone is selected Menu button It shows the different configuration options of the user controller Return button To return t...

Страница 248: ...e Displays the setting temperature of the circuit 1 circuit 2 DHW and swimming pool Circuit 1 Circuit 2 DHW or Swimming Pool are stopped by button or timer Alarm Existing alarm This icon appears with the alarm code Timer Simple timer Weekly timer Derogation When there is a derogation from the configured timer Installer mode Informs that user controller is logged on the installer mode which has spe...

Страница 249: ...informs about some cost conditions of the consumption of the system Local Full No icon means local mode Full mode Forced OFF When forced off Input is configured and its signal is received all the configured items on the comprehensive view C1 C2 DHW and or SWP are shown in OFF with this small icon below Auto ON OFF When daily average is over auto summer switch off temperature circuits 1 and 2 are f...

Страница 250: ...DHW Timer Type Simple Schedule Swimming Pool Timer Type Menu Contents Level 1 Level 2 Level 3 Level 4 Level 5 Level 6 Simple Schedule Delete All Timer Configuration Water settings Space Heating Circuit 1 Circuit 2 Space Cooling Circuit 1 Circuit 2 DHW SWP Cascade configuration Modules configuration Space Heating Circuit 1 Water Calculation Mode Eco offset Working limits Circuit 2 Water Calculation...

Страница 251: ...con means that this menu is available only for installer a special user with higher access privileges to configure the system In order to access the controller as Installer OK and buttons must be pressed for 3 seconds OK After that the Enter password message is displayed The login password for the Installer is Right Down Left Right Press OK to confirm the password If the correct access code is ent...

Страница 252: ... button Select the date and time using the arrow keys Press OK button 10 4 1 Configuration Assistant Select the configuration assistant for an easy configuration Press OK button Select the number of circuits 1 or 2 Press OK button YUTAKI CASCADE CONTROLLER ATW YCC 01 02 PMML0575 rev 2 03 2022 238 ...

Страница 253: ...Repeat this step in case of circuit 2 Press OK button Select Yes if Domestic Hot Water tank is installed Press OK button Select Yes if Swimming Pool is installed Press OK button Select Yes if Boiler is installed Press OK button YUTAKI CASCADE CONTROLLER ATW YCC 01 02 PMML0575 rev 2 03 2022 239 ...

Страница 254: ...oint for boiler or electric backup heater from 20 ºC to 20 ºC Press OK button Select the type of room thermostat installed in circuit 1 None wired or wireless Repeat this step in case of circuit 2 Press OK button Select the number of modules installed from 1 to 8 Select OK button YUTAKI CASCADE CONTROLLER ATW YCC 01 02 PMML0575 rev 2 03 2022 240 ...

Страница 255: ...ed Configuration Select the advance configuration for a complete configuration Press OK button Select the favourite action Eco Comfort Timer DHW Boost Select Enabled or Disabled for European summer time Select Next and press OK button YUTAKI CASCADE CONTROLLER ATW YCC 01 02 PMML0575 rev 2 03 2022 241 ...

Страница 256: ...bled Input Demand Total Control only in case DHW is enabled Enable or disable Hydraulic separator status Select Next and press OK button Configure circuit 1 and circuit 2 options Disabled Points Gradient Fix Only available for cooling mode Enable or disable the desired modules module 1 is enabled by default Select Next and press OK button Enable or disable the individual DHW for each module Select...

Страница 257: ...less Check RT address if wired is selected Select Wireless binding ID 1 or 2 if wireless is selected Select Wizard complete and press OK button Select Yes to complete the advance configuration Press OK button to go to the main screen YUTAKI CASCADE CONTROLLER ATW YCC 01 02 PMML0575 rev 2 03 2022 243 ...

Страница 258: ...imer or schedule timer can be selected and configured DHW boost It activates the DHW heater for an immediate DHW operation Status Some working conditions can be consulted If anti legionella operation is working its icon appears below the setting temperature Swimming pool control It gives information about the swimming pool setting temperature and displays a throughput icon indicating the percentag...

Страница 259: ... Only available for circuit 1 and circuit 2 in Comprehensive view Eco Comfort Activation of the Eco Comfort Mode Only available for circuit 1 and circuit 2 Status Display of information related to current operation conditions DHW Boost Activation of the auxiliary DHW heater and Heat Pump if operation is possible to speed up DHW heating operation Only available for DHW YUTAKI CASCADE CONTROLLER ATW...

Страница 260: ...tlet temperature Individual DHW Enable or disable Type Master or Slave Detailed information about Circuit 1 2 Operation Demand ON OFF Mode Eco Confort Room temperature Room setting temperature Current water temperature Water setting temperature Water OTC setting temperature Mixing valve position only for circuit 2 1 2 Detailed information about Electrical Heater Operation Demand ON OFF Current tem...

Страница 261: ...peration Timer and schedule configuration Circuit 1 Circuit 2 DHW Swimming Pool Delete all timers configuration Cascade configuration Supply setting offset Modules configuration Swimming Pool configuration Status Setting temperature Offset temperature 1 2 Optional functions configuration System Space functions DHW Emergency Operation I O and Sensor configuration Inputs Outputs Auxiliary sensors Co...

Страница 262: ...se of low outdoor temperature and therefore the temperature of the supplied water becomes higher The room temperature compensation control allows to modify the water temperature determined by OTC control according to the setting room temperature and the actual room temperature In the case of heating if the difference between room temperature and setting temperature is large then water temperature ...

Страница 263: ...omfort to be applied during operation for a defined period after which operation returns to the previous settings This type of timer cannot be used to modify the operation state from ON to OFF which can be accomplished with a Schedule timer Starting time Use the arrow keys to select the starting time of the timer Stopping time Use the arrow keys to select the stopping time of the timer Configurati...

Страница 264: ... circuit is Fix Mode uses Eco Comfort configurations Setting temperature Pressing the OK button with Timer Configuration being selected displays the detailed schedule screen The active schedule timers are shown in a weekly calendar Up to five timer events can be defined for each weekday and these can be used for turning the operation ON or OFF to change the setting temperature or the working mode ...

Страница 265: ...dule number Refrigerant cycle address Set the refrigerant cycle address for each module making sure that the setting is common with that of the outdoor DSW4 RSW1 and indoor DSW15 RSW2 units which are part of the module Indoor unit address It must be always set to 0 factory default Individual DHW Configure the status and type of individual DHW for the selected module Supply setting offset To set YU...

Страница 266: ... the offset water temperature for the ECO mode for Space Heating or Space Cooling By using this function current water temperature setting is reduced by the indicated parameter Range 10 10 Mixing valve To control the second water temperature only for circuit 2 Values are adjusted for the use with the 2nd zone mixing kit accessory ATW 2KT 05 It is highly recommended not to change these values In ca...

Страница 267: ...s Vertex offset High ambient temperature Low ambient temperature Set point at low ambient temperature Set point at high ambient temperature Gradient Configure the same variables as in the Points view but automatically User can only edit the gradient variable and it will automatically set the values for the other 4 variables on the chart Use the down arrow key to select the parameter to modify Then...

Страница 268: ...ature is set to HP Control setting HP Control setting can be only adjuested in case HP Control is Fix Maximum setting temperature Maximum value of DHW setting temperature permitted by the installer HP Control setting Selection of the DHW temperature for the Fix HP Control Status of DHW Disabled Enabled Mode Only available when DHW heater is activated DSW4 pin 3 ON Standard DHW heating operation st...

Страница 269: ...t point can be raised to a higher than normal temperature The Legionella protection only makes sense if there is a DHW electric heater to raise the DHW temperature to this high temperature See the possible configurable parameters below Space priority status If space priority function is enabled Heat Pump operation by DHW mode stops and continue with DHW heater if necessary This function is only pe...

Страница 270: ...sor 2 see section 10 6 2 9 Setup of inputs outputs and sensors Offset temperature The setting temperature is increased by the indicated parameter Setting temperature Adjustment of the swimming pool water temperature setting Range 24 33 ºC YUTAKI CASCADE CONTROLLER ATW YCC 01 02 PMML0575 rev 2 03 2022 256 ...

Страница 271: ...en heating source is configured as HP Heater or HP Heater Boiler See detailed information in Electrical heater Electrical heater Operation Starting Space Heating electric Heater is switched ON in case of low water temperature and low ambient temperature to provide extra capacity to HP Backup Space Heating Electric Heater is switched ON in case of low ambient temperature below Bivalent point in ord...

Страница 272: ...operation Solar operation is allowed in case Panel temperature is ΔT connection ºC above tank temperature ΔT disconnection Allows to specify a difference temperature between tank and Panel temperature to stop solar operation Solar operation is not allowed in case Panel temperature is ΔT connection ºC below tank temperature Boiler combination Bivalent point Boiler is allowed to operate in case ambi...

Страница 273: ...s of inactivity by running the components during a short period every week Mixing valves and pumps are fully opened and then fully closed time depends on Mixing valve Run Time Factor Outdoor average temperature OTC average is used to neutralise the effect of occasional temperature variations The average value of outdoor temperature sampled over a selected period between 1 and 24 hours is used for ...

Страница 274: ...ion when input is open Start boiler Permission to use the boiler in case that the system has been blocked due to HP Block Start DHW Heater Permission to use the DHW heater in case that the system has been blocked due to HP Block Smart Action Check that Smart Act SG1 is set in input 5 see section 10 6 2 9 Setup of inputs outputs and sensors HP Block Heat Pump is forbidden in any condition Space Hea...

Страница 275: ...tions Circuit Pump By using this output user can heat all the water inside DHW piping system Output must be configured at the I O and sensors menu see section 10 6 2 9 Setup of inputs outputs and sensors Disabled Demand Enable DHW recirculation Anti Legionella Allows DHW recirculation while anti legionella is active Timer A timer can be programmed in order to start or stop the water recirculation ...

Страница 276: ...cuit 2 in Demand ON when the signal is ON Demand ON OFF C1 Consider Circuit 1 in Demand ON when the signal is ON Demand ON OFF C2 Consider Circuit 2 in Demand ON when the signal is ON ECO C1 C2 Switch both Circuit 1 and Circuit 2 to ECO mode when input is closed ECO C1 by default in input 2 if there is circuit 1 in the installation Switch Circuit 1 to ECO mode when input is closed ECO C2 Switch Ci...

Страница 277: ...er relay 2 Signal control of the Space heating heater 2 Only for YUTAKI S80 or YUTAKI M units List of available sensors Disabled Two3 Fixed in sensor 1 if boiler is installed Use this sensor to monitor water temperature when boiler is used Swimming Pool Fixed in sensor 2 if swimming pool is installed Use this sensor when swimming pool is used in order to monitor swimming pool temperature Solar pan...

Страница 278: ... 10 6 5 About In this section of the LCD controller it is possible to find the following information System information Type Modules type System capacity Controller firmware Indoor PCB firmware Language package Contact information It is possible and recommendable to fill this information providing a contact phone to the user YUTAKI CASCADE CONTROLLER ATW YCC 01 02 PMML0575 rev 2 03 2022 264 ...

Страница 279: ...e for the installer It asks for removing all the settings and returns to the factory setting configuration 10 6 7 Return to user mode This function allows to getting out of the Installer mode YUTAKI CASCADE CONTROLLER ATW YCC 01 02 PMML0575 rev 2 03 2022 265 ...

Страница 280: ... 11 1 DEFINITION OF THE SWITCHES Liquid Crystal Display Screen where controller software is displayed OK button To select the variables to be edited and to confirm the selected values Arrows key It helps the user to move through the menus and views Run Stop button It works for all zones if none of the zones is selected or only for one zone when that zone is selected Return button To return to the ...

Страница 281: ... timer Derogation When there is a derogation from the configured timer Installer mode Informs that user controller is logged on the installer mode which has special privileges Menu lock It appears when menu is blocked from a central control When indoor communication is lost this icon disappears Holiday When some of the zones are set as holiday it has it s own holiday icon on their icons zone The h...

Страница 282: ...is configured and its signal is received all the configured items C1 C2 DHW and or SWP are shown in OFF with this small icon below Auto ON OFF When daily average is over auto summer switch off temperature circuits 1 and 2 are forced to OFF Only if Auto ON OFF enabled Test Run Informs about the activation of the Test Run function Anti Legionella Activation of the Anti Legionella operation DHW boost...

Страница 283: ...ction Specific time Forever Override duration Delete all timers configuration Menu Contents Level 1 Level 2 Level 3 Level 4 Level 5 System Configuration Room Thermostats Setting temperature range air Air Eco Offset Thermostat Configuration Check RT address Compensation Factors Room Temp Demand OFF Water settings Space Heating Space Cooling Circuit 1 Circuit 2 DHW SWP Cascade configuration Supply s...

Страница 284: ... Water Tank Circuit pump Recirculation timer DHW Boost Emergency Operation I O and Sensors Inputs Standard outputs Outputs Auxiliary sensors Holiday mode Affected zones Start Holiday Mode Controller Settings Room Configuration Room Names Date and Time European Summer Time Hour Format Screen settings Language selection Installer Access Commissioning Screed drying Start Screed Drying About System In...

Страница 285: ...sword If the correct access code is entered the installer mode icon appears on the notifications bar bottom line Installer mode icon After 30 minutes of inactivity it is necessary to repeat the log in process To exit the Installer mode and return to the unit menu go to the Return to user mode on the main menu NOTE The following chapters explain the special settings the Installer can edit It is imp...

Страница 286: ... button Select the controller type Unit the device controls the unit Room the device acts as a room thermostat of a zone Unit Room the device controls the unit and acts as a room thermostat Select the display theme Light normal view Dark black background with white icons Auto changes automatically to light at 08 00 am and turns to dark at 20 00 pm YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev ...

Страница 287: ...l or Serial Configure Solar Combination options Deactivated Input Demand Total Control only in case DHW is enabled Select Next and press OK button Configure circuit 1 and circuit 2 options Only available for cooling mode Deactivated Points Gradient Fix Select Next and press OK button Enable or disable the desired modules module 1 is enabled by default Select Next and press OK button YUTAKI CASCADE...

Страница 288: ...ss if wired is selected Select Wireless binding ID 1 or 2 if wireless is selected Configure Fan coils Deactivated cooling heating or heat cool if wired is selected Select Wizard complete and press OK button Select Yes to complete the configuration Press OK button to go to the main screen YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022 274 ...

Страница 289: ...ws Home Mode Room 1 if space is small it shows R1 Room 2 if space is small it shows R2 Circuit 1 if space is small it shows C1 Circuit 2 if space is small it shows C2 Fan 1 if space is small it shows F1 Fan 2 if space is smaill it shows F2 DHW SWP Menu YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022 275 ...

Страница 290: ... when pressing the OK button at the selected zone in comprehensive view or room thermostat view Room 1 2 Timer ECO Holiday If Zone is enabled Status Circuit 1 2 Timer ECO Holiday If Zone is enabled Status YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022 276 ...

Страница 291: ... Boost If DHW is ON and Boost is availbable It can also be cancelled from quick actions Holiday If Zone is enabled Status Swimming Pool SWP Timer Holiday If Zone is enabled Status YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022 277 ...

Страница 292: ...hem from the configured Rooms if no one is configured that temperature will not be displayed Outside temperature thermometer icon Water pressure indicator 11 6 1 Next schedule indication The indication of next schedule shows by priority Date of returning of absent mode Next schedule action If no derogation has been made shows next schedule action If derogation has been made it checks the configure...

Страница 293: ...eft side If it has been enabled the auto mode it is also available here 11 8 ROOM 1 2 VIEW Room thermostats view displays Ambient Temperature of the room This temperature is got from controller or external sensor When editing it shows the setting temperature On right side it has zone notifications for Next timer action Eco and timer icons YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022...

Страница 294: ...eeds Low Medium High and Auto Each fan has its independent on off 11 10 CIRCUIT 1 2 VIEW Circuit 1 or 2 view displays Water setting feedback When editing it shows the setting temperature On right side it has zone notifications for Next timer action Eco throughput summer switch off forced off and timer icons YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022 280 ...

Страница 295: ... action Boost throughput operating in comfort and timer icons During boost setting changed is the boost seeting 11 12 SWP VIEW SWP view displays Water setting feedback When editing if shows the setting temperature On right side it has zone notifications for Next timer action Throughput and timer icons YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022 281 ...

Страница 296: ...perature Mixing valve position only for circuit 2 1 3 Detailed information modules Operation status Water inlet temperature Water outlet temperature Individual DHW Enable or disable Type Main or Sub Detailed information about DHW Operation Current temperature Only for YUTAKI S Top Sensor Only for YUTAKI S COMBI Bottom sensor Only for YUTAKI S COMBI Setting Temperature Electrical Heater Status Elec...

Страница 297: ... date and time before using the timer function Select the desired area to apply the timer function or delete all timers configuration Heating Cooling Water To set the timer to adjust the water working conditions for Circuit 1 2 Heating Cooling Air To set the timer to adjust the room temperature for Room 1 2 Only when using room thermostats Is possible to launch a timer assistant To set the timer t...

Страница 298: ...ss OK button to reset scheduled timers Timer status Disable Enable Timer configuration New screen appears to configure a schedule timer See explanation below Pressing the OK button with Timer Configuration being selected displays the detailed schedule screen The active schedule timers are shown in a weekly calendar Up to six timer events can be defined for each weekday and these can be used for tu...

Страница 299: ...tant It is possible to set the timer for Room thermostats with a timer assistant When launching the timer assistant the current timer will be deleted Timer assistant asks if user stays at home during weekend and weekdays If stay at home at weekend weekdays the followning patterns are applied Heating 6 30h 20ºC 22 30h 18ºC Cooling 6 30h 23ºC 22 30h 25ºC YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575...

Страница 300: ...Timer assistant asks if user is sensistive to cold If senstive to cold is marked as Yes an offset of 1ºC is applied for heating YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022 286 ...

Страница 301: ... timer See explanation below Pressing the OK button with Timer Configuration being selected displays the detailed schedule screen The active schedule timers are shown in a weekly calendar Up to six timer events can be defined for each weekday and these can be used for turning the operation ON or OFF or operation mode ECO or Comfort Pressing the OK key with one of the weekdays being selected in the...

Страница 302: ...K button with Timer Configuration being selected displays the detailed schedule screen The active schedule timers are shown in a weekly calendar Up to six timer events can be defined for each weekday and these can be used for turning the operation ON or OFF or to change the setting temperature Pressing the OK key with one of the weekdays being selected in the weekly calendar screen displays the de...

Страница 303: ...ne it is possible to override the timer configuration during a specific time Until next action derogation remains until next action of the timer Specific Time derogation status remains for the specified minutes Forever Derogation status is never released YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022 289 ...

Страница 304: ...rature demand OFF 1 3 Swimming Pool configuration Status Setting temperature Offset temperature Optional functions configuration Hydraulic separator Energy configuration Smart function Heating auto on off Auto heat cool Hot water tank Emergency operation I O and Sensor configuration Inputs Standard outputs Optional outputs Auxiliary sensors Complementary Heating configuration Heating Source HP Onl...

Страница 305: ...ding rises in the case of low outdoor temperature and therefore the temperature of the supplied water becomes higher The room temperature compensation control allows to modify the water temperature determined by OTC control according to the setting room temperature and the actual room temperature In the case of heating if the difference between room temperature and setting temperature is large the...

Страница 306: ...perature for Circuit 1 or Circuit 2 heating or cooling mode Only when water calculation mode is Fix setting in Main device Circuit 1 or Circuit 2 must be ON to configure this setting Curve Selection of the gradient curve for Circuit 1 or Circuit 2 only for heating mode Only when water calculation mode is Gradient setting in Main device Range 0 2 2 2 Circuit 1 or Circuit 2 must be ON to configure t...

Страница 307: ...he Main module number Refrigerant cycle address Set the refrigerant cycle address for each module making sure that the setting is common with that of the outdoor DSW4 RSW1 and indoor DSW15 RSW2 units which are part of the module Indoor unit address It must be always set to 0 factory default Individual DHW Configure the status and type of individual DHW for the selected module Supply setting offset...

Страница 308: ...igure the offset water temperature for the ECO mode for Space Heating or Space Cooling By using this function current water temperature setting is reduced by the indicated parameter Range 0 10 Mixing valve To control the second water temperature only for circuit 2 Values are adjusted for the use with the 2nd zone mixing kit accessory ATW 2KT 05 It is highly recommended not to change these values I...

Страница 309: ... keys Vertex offset High ambient temperature Low ambient temperature Set point at low ambient temperature Set point at high ambient temperature Gradient Configure the same variables as in the Points view but automatically User can only edit the gradient variable and it will automatically set the values for the other 4 variables on the chart Use the down arrow key to select the parameter to modify ...

Страница 310: ...ure measurement is done at higher tank position Due to this fact number of DHW operations decrease and its duration becomes longer which becomes more efficiency High Demand DHW heating operation starts if water temperature and setting temperature difference is larger than differential temperature DHW can be heated up using the heater the heat pump or a combination of both Only available when Hot W...

Страница 311: ...tion to allow the tank to be heated to an intermediate temperature of comfort in conditions of water consumption in order to avoid heating to the traditional setting temperature Only available in Economic mode Comfort setting Intermediate target temperature of tank heating under water consumption conditions Comfort cycles Number of operations allowed to heat water to the comfort temperature Anti L...

Страница 312: ...or 2 see section 11 13 3 11 Inputs Outputs and Sensors configuration Offset temperature The setting temperature is increased by the indicated parameter Setting temperature Adjustment of the swimming pool water temperature setting Range 24 33 ºC YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022 298 ...

Страница 313: ...ectrical heater See detailed information in Electrical heater Electrical heater Operation Starting Space Heating electric Heater is switched ON in case of low water temperature and low ambient temperature to provide extra capacity to HP Backup Space Heating Electric Heater is switched ON in case of low ambient temperature below Bivalent point in order to provide extra capacity to HP at coldest day...

Страница 314: ...low solar operation Solar operation is allowed in case Panel temperature is ΔT connection ºC above tank temperature ΔT disconnection Allows to specify a difference temperature between tank and Panel temperature to stop solar operation Solar operation is not allowed in case Panel temperature is ΔT connection ºC below tank temperature Boiler combination Bivalent point Boiler is allowed to operate in...

Страница 315: ...efore accepting new Demand ON Seizure protection The pump seizure protection function prevents sticking of components due to long periods of inactivity by running the components during a short period every week Mixing valves and pumps are fully opened and then fully closed time depends on Mixing valve Run Time Factor Outdoor average temperature OTC average is used to neutralise the effect of occas...

Страница 316: ...ns an hydraulic separator or directly by means Hitachi mixing kit accessory Whenever WP2 is switched ON WP3 is also switched ON in order to transfer heat to C2 Parallel WP2 is directly connected to the buffer tank in parallel with WP3 Operation of WP3 is independent of the operation of WP2 When this configuration is used Hitachi mixing kit accessory cannot be used 2 2 1 2 11 13 3 9 Fan coils Deman...

Страница 317: ...tdoor temperature of the previous day is higher than the defined Switch OFF temperature See detailed information below Auto Heat Cool Allows to set automatic switch over to heating and cooling operation using the same daily average outdoor temperature of the previous day as in Heating auto ON OFF Smart function To block or limit the heat pump or increase demand due to electricity availability See ...

Страница 318: ...d to heat pump series This control technology integrates the system in a smart grid by using two digital inputs establishing an unidirectional connection See Service Manual for detailed information It is necessary to configure an input for SG2 DHW Block DHW Operation is forbidden when signal is active DHW only Heat pump operation for any condition except DHW is forbidden when signal is active DHW ...

Страница 319: ...Switch On Differential Differential temperature between average outdoor temperature of the previous day and the Switch Off temperature Auto Heat Cool Only available in units capable of heating and cooling operation and when cooling operation is enabled Switch to Heat temperature Operation switches to heating in case that the measured outdoor temperature value is lower than the threshold for switch...

Страница 320: ... pump DHW Boost To force a one time heating of the DHW tank up to the temperature set as DHW Boost temperature This feature is useful to cover exceptional demand of DHW Trigger type Push favourite button Open NC or Closed NO Set input 6 for DHW Boost for trigger type open closed see section 11 13 3 11 Inputs Outputs and Sensors configuration Boost setting DHW temperature setting for the Boost func...

Страница 321: ...cuit 2 to ECO mode when input is closed ECO C1 by default in input 2 if there is circuit 1 in the installation Switch Circuit 1 to ECO mode when input is closed ECO C2 Switch Circuit 2 to ECO mode when input is closed Forced Off Forbid DHW space heating and space cooling Smart Act SG1 Fixed in input 5 if smart action is enabled To active Smart Function Swimming Pool Fixed in input 3 if swimming po...

Страница 322: ...High Signal is active when fan coil speed selected for Circuit 1 is set to High Fan 2 Low Signal is active when fan coil speed selected for Circuit 2 is set to Low Fan 2 Medium Signal is active when fan coil speed selected for Circuit 2 is set to Medium Fan 2 High Signal is active when fan coil speed selected for Circuit 2 is set to High Constant Heating Signal is active in case operation mode of ...

Страница 323: ...liday Mode Configure holiday come back Year Month Day Returning time Affected zones Enable switch off or disable switch on the zones during the holiday period Circuit 1 2 Room 1 2 Room 1 2 Setting temperature Hot water tank Swimming pool Start Stop holiday mode 1 2 2 2 YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022 309 ...

Страница 324: ...t date and time European summer time Temp sensor offset Selection of the unit controller language Screen settings Display theme light dark auto Backlight time Backlight bright Contrast Brightness ON LED bright Beep on touch volume Display theme Light Dark Auto When Dark theme is selected background is changed to black text and icons to white When Auto theme is selected it changes automatically bet...

Страница 325: ... About In this section of the LCD controller it is possible to find the following information System information Type Modules type System capacity Serial number Controller firmware Indoor PCB firmware Language package Refrigerant Contact information It is possible and recommendable to fill this information providing a contact phone to the user YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03...

Страница 326: ...ogin password for the Installer is Right Down Left Right Press OK to confirm the password If the correct access code is entered the installer mode icon appears on the notifications bar bottom line After 30 minutes of inactivity it is necessary to repeat the log in process To exit the Installer mode and return to the unit menu go to the Return to user mode on the main menu YUTAKI CASCADE CONTROLLER...

Страница 327: ...is only visible for the installer and allows to lock the menu in case of exhibition This action can also be launched from central When the controller is locked the lock icon appears insted the icon menu The password requested to unblock the controller is Right Down Left Right YUTAKI CASCADE CONTROLLER ATW YCC 03 PMML0575 rev 2 03 2022 313 ...

Страница 328: ...stor Abnormality THMg Loose disconnected broken or short circuited connector 15 o o o Indoor Water Circuit 2 thermistor abnormally THMwo2 Loose disconnected broken or short circuited connector 16 o o o Indoor Water DHW thermistor abnormally THMdhwt Loose disconnected broken or short circuited connector 17 o o o Indoor Auxiliary sensor 2 thermistor abnormally THMaux2 Loose disconnected broken or sh...

Страница 329: ...ot detected in the hydraulic cycle or Pump defective 83 P83 o o o Indoor Hydraulic alarm pressure Water pressure is not detected in the hydraulic cycle 72 o Indoor Thermostat Heater Alarm High temperature is detected in Electric Heater 73 o o o Indoor Mixing over temperature limit protection for Mixed circuit Circuit 2 supply temperature Target temperature offset 74 P74 o o o Indoor Unit over temp...

Страница 330: ...e gas pressure sensor Loose disconnected broken or short circuited connector 130 o Indoor Failure of suction gas pressure sensor Loose disconnected broken or short circuited connector 132 o Indoor Transmission error between Inverter PCB and Main PCB Described in inverter abnormal stop control 134 o Indoor Abnormality of Power Supply Phase Reverse Open Phase 135 o Indoor Incorrect PCB Setting Wrong...

Страница 331: ... is no communication for 1 hour with on or two RF receives which are bound to the RF Bridge 80 Indoor LCD H link RCS transmission error No H link communication for a continuous period of 1 minute between Indoor and LCD User control by connection wiring breaking wiring error etc LCD If no H LINK RCS has no power 21X Slave unit Module X is in alarm state X stands for the module number A module is de...

Страница 332: ...e protection from vacuum operation Shortage or leakage of refrigerant piping clogging expansion valve close locked fan motor locked 48 Activation of overcurrent protection Overload overcurrent Failure of Inverter PCB heat exchanger clogged locked compressor EVI EVO failure 51 Inverter Abnormal operation of the current sensor Incorrect wiring of current sensor Failure of control PCB or Inverter PCB...

Страница 333: ...HMaux2 Loose disconnected broken or short circuited connector 18 o o Indoor Auxiliary sensor 1 thermistor abnormally THMaux1 Loose disconnected broken or short circuited connector 19 o o Indoor Water Plate HEX pipe thermistor abnormally THMwohp Loose disconnected broken or short circuited connector 25 o o Indoor Auxiliary sensor 3 thermistor abnormally THMaux3 Loose disconnected broken or short ci...

Страница 334: ... H link communication for a continuous period of 1 minute between Indoor and LCD User control by connection wiring breaking wiring error etc LCD If no H LINK RCS has no power 81 o o Indoor Momentary Power interruption or Low voltage detected 83 o o Indoor Low water pressure Water pressure of the system is below 0 5 bar 84 o o Indoor High water pressure Water pressure of the system has increased ab...

Страница 335: ...mit protection for Mixed circuit Circuit 2 supply temperature Target temperature offset 74 P74 Indoor Unit over temperature limit protection Two Tmax 5K 75 Indoor Freeze Protection by Cold water inlet outlet temperature detection 77 Indoor LCD Receiver Communication failure No Opentherm Hlink communication for a continuous period of 10 minutes 78 Indoor LCD RF Communication failure There is no com...

Страница 336: ...broken cable short circuit 21 High pressure sensor 22 Thermistor for outdoor ambient temperature THM7 24 Thermistor for evaporating temperature THM8 Incorrect Wiring Disconnected Wiring Wire Breaking Short Circuit Fan Motor Locking at Heating Operation 31 System Incorrect capacity setting or combined capacity between outdoor and indoor units Incorrect Capacity Code Setting Excessive or Insufficien...

Страница 337: ...ess or refrigerant cycle Over 64 indoor units setting by number or indoor unit address b5 Incorrect setting of indoor unit number for H LINK type The number of indoor units connected to the H LINK II of one system is 17 or higher 12 2 4 Alarms for LCD Alarm Code Retry Stop Code YUTAKI S SC Origin Detail of Abnormality Main Factors 202 o LCD Wrong settings of PC ARFH2E 203 o LCD Sub PC ARFH2E stops...

Страница 338: ...OTE The indoor unit service cover needs to be removed for any task inside the indoor unit 1 Remove the screws which fix the service cover x2 Both sides 2 Slide the service cover slightly upward and remove it pulling to back CAUTION Pay attention of no falling off the service cover Take care when removing service cover the parts inside the unit could be hot MAINTENANCE PMML0575 rev 2 03 2022 324 ...

Страница 339: ...dling the electrical box Keep the position of this switch in factory setting position Automatic operation Switch SW1 Indicative label Remove the electrical box cover RWM 2 0 3 0 R1E 1 Remove the indoor unit service cover as explained above 2 Unscrew the 2 front screws of the electrical box cover and then rotate it CAUTION Take care with the electrical box components in order to avoid damaging it M...

Страница 340: ...ery practical to connect the indoor unit to the heating system by using the factory supplied gaskets just below the valves G 1 connection for 2 0 3 0HP G 1 1 4 connection for 4 0 10 0HP Then the space heating installation can be carried out Gaskets Shut off valves 13 1 1 4 Drain pipes connection For a correct drainage connect the drain pipe for the safety valve to the general draining system NOTE ...

Страница 341: ...r on the electrical box 2 Place the holes on the right side of the indoor unit cover over the back plate hooks x2 locations When the right side is centred repeat the operation on the left side Put the holes on the left side of the indoor unit cover into the back plate frame hooks x2 locations 3 Once the 4 hooks are placed into their corresponding cover holes adjust the cover to the end of the hook...

Страница 342: ...ved for any task inside the indoor unit Back left and right covers do not need to be removed Removing the indoor unit front cover 1 Remove the 2 screws of the indoor unit front cover 2 Slide the service cover slightly upward and remove it pulling to back CAUTION Pay attention of no falling off the service cover Take care when removing service cover the parts inside the unit could be hot MAINTENANC...

Страница 343: ...r operation when handling the electrical box Keep the position of this switch in factory setting position Automatic operation Switch SW1 Indicative label Open the electrical box cover 1 Remove the indoor unit front cover 2 Unscrew the 2 front screws of the electrical box cover and then open it CAUTION Take care with the electrical box components in order to avoid damaging it MAINTENANCE PMML0575 r...

Страница 344: ... be installed 2 Install also a shut down valve field supplied in the DHW outlet connection in order to make easier any maintenance work NOTE For more details refer to the section 14 2 3 Hydraulic circuit checking space heating and DHW 13 1 2 5 Drain pipes connection For a correct drainage connect the drain pipe for the safety valve located at the top rear side of the unit to the general draining s...

Страница 345: ...fic details about refrigerant charge tasks DANGER Do not connect the power supply to the indoor unit prior to filling the space heating circuit and DHW circuit if it were the case with water and checking water pressure and the total absence of any water leakage 13 1 4 YUTAKI S80 13 1 4 1 Removing the indoor unit covers NOTE The pictures shown correspond to the YUTAKI S80 TYPE 1 but the procedure f...

Страница 346: ...the indoor unit upper cover forward and then remove it Removing the indoor unit lateral cover NOTE Pictures refer to the left side cover but the removal procedure is exactly the same for the right side cover 1 Remove the indoor unit front cover 2 Remove the indoor unit upper cover 3 Unscrew the screws which fix the cover to the indoor unit MAINTENANCE PMML0575 rev 2 03 2022 332 ...

Страница 347: ...ENGLISH TYPE 1 5 screws TYPE 2 6 screws 4 Remove the indoor unit lateral cover MAINTENANCE PMML0575 rev 2 03 2022 333 ...

Страница 348: ...nit front cover 2 Unscrew the 2 front screws and the 2 lower screws which fixes the electrical box to the unit structure 3 Take out the electrical box from the indoor unit until it has passed the edge Choose one of the following steps a Electrical box can be rotated 90º approximately making easy the indoor unit component s accessibility without the necessity to remove all the electrical box b If i...

Страница 349: ...es it is very practical to connect the indoor unit to the heating system by using the factory supplied gaskets just below the valves G 1 1 4 connection Then the space heating installation can be carried out Shut off valves Gaskets 13 1 6 Drain pipes connection For a correct drainage connect the drain pipe for the safety valve to the general draining system Safety valve Drain pipe for safety valve ...

Страница 350: ...e operations must be done with appropriate materials and following this manual 13 2 1 General maintenance procedure for the outdoor unit 1 Fan and fan motor Lubrication All the fan motors are pre lubricated and sealed at factory Therefore no lubrication maintenance is required Sound and vibration Check for abnormal sounds and vibrations Rotation Check the clockwise rotation and the rotating speed ...

Страница 351: ... technicians at least once a year 1 Cabinet Stain Check for any stain and remove it cleaning if it is the case Fixing screw Check for any loosened screw or any lost screw Tighten the loosened screws and replace the lost screws Insulation material Check for any peeled thermal insulator on the indoor part of the covers Repair the thermal insulator 2 Water piping connection Leakage Check there are no...

Страница 352: ...d and vibration Check for abnormal sounds and vibrations Activation Check that the voltage drop of the power supply line is within 15 at the start and within 2 during the operation 9 YUTAKI S80 Oil heater Crankcase heater of the compressor Activation The oil heater should be activated at least twelve hours before the start up by turning ON the main switch The manometer is placed at different posit...

Страница 353: ... there is no loss of pressure and ensure that DHW pressure is not higher than 6 bars Connect a gauge to the DHW drain port for this purpose 10 Security water valve for DHW if used Operation Check the correct operation of the security water valve pressure and temperature relief valve at the DHW inlet connection Remember that this element must ensure that the following functions are pro vided Pressu...

Страница 354: ...aning position Ball ready to clean cut with flush An extra 22º is needed to rotate the ball At this position the mesh can be removed from the filter ball for maintenance tasks Water flow 90º Close INLET OUTLET INLET OUTLET 22º NOTE The draining port must be connected to the sewage system by means of a hose or a pipe CAUTION Take care when draining the unit Ensure the connection of the hose or drai...

Страница 355: ...is caused by the loosened terminal connections the oxidized contacts the foreign matter and other items Check the electrical insulation resistance 19 Control device and protection device Setting Do not readjust the setting in the field unless the setting is maintained at a point that is different from the point listed in the Service Manual 20 Ground wire Ground line Check for the continuity to ear...

Страница 356: ...for indoor unit water CAUTION When draining the indoor unit water from its drain port the leaved water could be hot and could keep in pressure Perform the draining procedure carefully DHWT Drain Indoor unit Drain DHWT Drain Indoor unit Drain RWD 2 0 3 0 RW1E 220S K RWD 4 0 6 0 NW1E 220S K Draining of the DHW circuit 1 Switch OFF the main power supply of the indoor unit 2 Close the main DHW inlet v...

Страница 357: ...e draining procedure carefully Draining operation for YUTAKI M YUTAKI M has no drain port factory supplied It is highly recommended to install a drain port valve attached to the water outlet of the YUTAKI M unit in order to ease the operation of draining When the drain port is installed the draining procedure for the YUTAKI M follows the next steps 1 Switch OFF the main power of the unit 2 Close t...

Страница 358: ... than 1 MΩ by measuring the resistance between ground and electrical parts terminal If not do not operate the system until the electrical leakage is found and repaired Do not impress the voltage on the terminals for transmission and sensors Check to ensure that the switch on the main power source has been ON for more than 12 hours in order to give the oil heater time to warm the compressor In thre...

Страница 359: ...zard configuration in the user controller Make a test run as shown in item 14 4 Test run air purge After test run is completed start the entire unit or the selected circuit by pressing the OK button Initial start up at low outdoor ambient temperatures During commissioning and when water temperature is very low it is important for the water to be heated gradually Additional optional function can be...

Страница 360: ...ump in a way for evacuating air bubbles in the installation Example for PC ARFH2E This menu shows the following test to be launched Unit Test Run Air Purge Screed Drying Pump down procedure After Test Run Air Purge or Pump down procedure option is selected the YUTAKI user controller asks for the duration of the test Example for PC ARFH2E COMMISSIONING PMML0575 rev 2 03 2022 346 ...

Страница 361: ...s taken from H LINK When test run has finished an information message is displayed in the screen and pressing accept the user returns to the global view NOTE When commissioning and installing the unit it is very important to use the Air purge function to remove all the air in the water circuit When the air purge function is running the water pump starts the automatic air venting routine which cons...

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Страница 364: ...n Johnson Controls Hitachi Air Conditioning Spain S A U Ronda Shimizu 1 Políg Ind Can Torrella 08233 Vacarisses Barcelona Spain Copyright 2022 Johnson Controls Hitachi Air Conditioning Spain S A U All rights reserved ...

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