Hitachi YUTAKI S COMBI Series Installation And Operation Manual

42
PMEN0645 rev.0 - 04/2023
6
SETTINGOFDIPSWITCHESANDRSWSWITCHES
ELECTRICAL AND CONTROL SETTINGS
◆ DSW18: Not used
DSW18
Factory seng (Do not change)
For Nordic models RWD‑(1.5‑3.0)RW2E‑220S‑6H: DSW18#1 ON
◆ SSW1: Remote/Local
SSW1
Factory seng
Remote operaon
Remote
Local
Local operaon
Remote
Local
◆ SSW2: Heat/Cool (when SSW1 is in local seng)
SSW2
Factory seng
Heat operaon
Heat
Cool
Cooling operaon (when cooling kit installed)
Heat
Cool
6.3.2.3 LED indicaon
Name Colour Indicaon
LED1 Green Power indicaon
LED2 Red Power indicaon
LED3 Red Heat pump operaon (Thermo ON/OFF)
LED4 Yellow Alarm (ickering with 1 sec interval)
LED5 Green Not used
LED6 Yellow H‑LINK transmission
LED7 Yellow H‑LINK transmission for unit controller

Hitachi YUTAKI S COMBI Series Specifications

General

Type	Air-to-Water Heat Pump
Energy Efficiency Class (Cooling)	A++
Refrigerant	R32
Operating Temperature Range (Heating)	-20°C to 35°C
Energy Efficiency Class (Heating)	A+++
Integrated DHW Tank	190 liters
Dimensions (Indoor Unit)	Varies by model
Dimensions (Outdoor Unit)	Varies by model
Weight (Indoor Unit)	Varies by model
Weight (Outdoor Unit)	Varies by model
Operating Temperature Range (Cooling)	+10°C to +46°C