Hitachi ADVANCED COLOR PC-ARFH2E Manuel D'installation Et D'utilisation page 92

1.18.7 Complementary Heating configuration
Heating Source:
• HP Only
• HP + Heater
• HP + Boiler
• HP + Heater + Boiler (Only for YUTAKI S
and YUTAKI S Combi)
Solar combination:
The solar combination will enable you to heat up your domestic water by means of the sun
whenever the sun is available.
• Set input 4, output 4 and sensor (see section
configuration").
• Deactivated: No solar Kit is installed.
• Input Demand: Alternative DHW tank operation is done by solar system or YUTAKI unit. Solar
input can disable DHW operations done by YUTAKI unit.
• DHW Hysteresis (OFF, 35 ~ 240 min).
• DHW Maximum Time (5 ~ 240 min).
• Total Control: YUTAKI units controls the solar operation for the system, based on different
temperatures: DHWT is heated by either the hot water that comes from the solar panels or
the hot water that comes from the heat pump, depending on the solar temperature. See
detailed information in
PMEN0597 rev.1 - 06/2023
"1.18.11 Inputs, Outputs and Sensors
"Solar combination - Total
Electrical heater: See detailed
information in "Electrical heater".
Boiler combination: Boiler will only
operate if unit is in Space Heating or Hot
Sanitary Water modes. It will always be
Deactivated in any other mode (Swimming
Pool and Cooling mode). Set output
3 and sensor 1 for boiler (see section
"1.18.11 Inputs, Outputs and Sensors
configuration").
See detailed information in
combination".
control".
1
"Boiler
83