Hitachi YUTAKI S COMBI Series Technical Catalogue

9 Electrical and control settings
Setting of DIP switches and RSW switches
TCGB0123 rev.2 - 10/2019
120

DSW1: Additional setting 0
Factory setting. No setting is required.
YUTAKI S (*)
YUTAKI S COMBI (*)
YUTAKI M (*)
? NOTE
(*): In case of installing the “Cooling kit” accessory, set the pin 4 of DSW1 to ON in order to enable the cooling operation.

DSW2: Unit capacity setting
Factory setting. No setting is required.
2.0 HP 2.5 HP 3.0 HP

DSW3: Additional setting 1
Setting before shipment

DSW4: Additional setting 2
Setting before shipment
87
DHW defrost
87
Heater forced OFF
87
Unit and installation pipes antifreeze protection
8
7
Standard / ECO water pump operation
8
7
Electric heater or boiler emergency mode
87
DHW tank’s heater operation
8
7

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