Hitachi ADVANCED COLOR PC-ARFH2E Manuel D'installation Et D'utilisation page 98

◆ Water pump configuration
Operation mode : (Not available for YUTAKI Cascade Controller)
• ΔT: To control the pump speed to guarantee the ΔT between Two and Twi.
• Fix: The water pump works at the specified speed % at the space speed menu.
Water flow level :
Display of Current Water flow level to configure and check how it affects the operation.
DHW speed: (Not available for YUTAKI Cascade Controller)
Selection of the % for the pump speed when using DHW.
Space speed: (Not available for YUTAKI Cascade Controller)
Selection of the % for the pump speed when fix mode is selected.
PMEN0597 rev.1 - 06/2023
Pumps during DHW:
This option allows to stop Water Pumps
during DHW operation. Water pumps
that are allowed to stop are the ones
that are not directly involved to DHW
heating-up procedure. This is WP2
and WP3 depending on the hydraulic
configuration.
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