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Hitachi YUTAKI Series - Commissioning

Hitachi YUTAKI Series
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ENGLISH
List of available outputs:
Disabled
SWP 3WV: (Fixed in output 1 if swimming pool is enabled): Signal control of the 3-way valve of the swimming pool.
Water pump 3: (Fixed in output 2 if hydraulic separator or buffer tank is installed): Signal control of the water pump for hydraulic
separator or buffer tank.
Boiler: (Fixed in input 3 if boiler is enabled): Signal control of the boiler.
Solar Pump: (Fixed in input 4 if solar pump is enabled): Signal control of the solar pump.
Alarm: (By default in output 5):Signal is active if there is an alarm.
Operation: (By default in output 6): Signal active in case Thermo ON in any condition.
Cooling: (By default in output 7): Signal active when space cooling is operating.
Dem-ON C1: (By default in output 8): Signal active when there is Demand in circuit 1.
Heating: Signal active when space heating is operating.
DHW: Signal active when DHW is operating.
Solar overheat: Signal is active when solar overheat (only when solar combination status is total control)
Defrost: Signal active when outdoor unit is defrosting.
DHW Re-circulation: Signal active depending on option selected at chapter Circuit pump.
Heater relay 1: Signal control of the Space heating 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 in order to
monitor swimming pool temperature.
Solar panel sensor: Use this sensor when Total control is congured to monitor Solar Panel temperature.
C1 + C2 Ambient: Use this sensor when auxiliary ambient temperature sensor is used for C1 and C2.
C1 Ambient: Use this sensor when auxiliary ambient temperature sensor is used for C1.
C2 Ambient: Use this sensor when auxiliary ambient temperature sensor is used for C2.
Outdoor sensor (NTC): (By default sensor 3) To connect to the controller an auxiliary outside temperature sensor in case the
heat pump is located in a position not suitable for this measurement.
7.8.3 COMMISSIONING
Under the commissioning menu it is possible to adjust the several parameters:
Screed Drying:
Circuit 1 setting temperature
Circuit 2 setting temperature
Start screed drying
Air purge procedure:
Duration
Start air purge
Unit test run:
Duration
Mode (only for cooling mode)
Start test run
UNIT CONTROLLER
PMML0510 rev.1 - 10/2019
109

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