Hitachi YUTAKI S80 R410A Series Installation And Operation Manual page 65

Mark
37
Output 3 (Auxiliary boiler or electric heater) (*)
38
39
Output 4 (Solar) (*)
40
(*): Inputs and outputs explained in the table are the factory-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.
PMEN0648 rev.0 - 03/2023
Part name Description
The boiler can be used to alternate with the heat
pump when the heat pump cannot achieve the
required temperature by itself.
A water electric heater (as accessory) can be used
to provide the additional heating required on the
coldest days of the year.
Output for solar combination with Domestic Hot
Water Tank.
6
56