Hitachi YUTAKI S COMBI Series Installation And Operation Manual

57
PMEN0645 rev.0 - 04/2023
7
REMOVING THE COVERS
MAINTENANCE
7.1.0.2 Removing indoor unit electrical box
! DANGER
• Disconnect the unit from the power supply before touching any of the parts in order to avoid
an electrical shock.
• Do not touch the switch for DHW tank heater operaon when handling the electrical box.
Keep the posion of this switch in factory seng posion (“Automac” operaon).
Switch
(SW1)
Indicave
label
◆ Open the electrical box cover
1 Remove the indoor unit front cover.
2 Unscrew the 2 front screws of the electrical box cover and then, open it.
! CAUTION
Take care with the electrical box components in order to avoid damaging it.

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