Hitachi YUTAKI S80 Series Technical Catalogue page 125

10. Electrical wiring
DSW2: Capacity setting
¡
No setting is required.
RWH-4.0FS(V)NFE
RWH-5.0FS(V)NFE
RWH-6.0FS(V)NFE
DSW3: Optional functions 1
¡
Factory setting
1 step heater for 3 phase unit
DSW4: Optional functions 2
¡
Factory setting
Optional functions enabled
Heater Forced OFF
Unit and installation pipes antifreeze protection
Standard / ECO water pump operation
Emergency operation heater / boiler
Outdoor unit refrigerant R410A recovery
Outdoor sensor accessory
DHW tank's heater enabled operation
125
TCGB0075 rev.0 - 11/2012
7 8
7 8
7 8
C A U T I O N
7 8
• Never turn all DSW4 dip switch pins
ON. If this happens, the software of
the unit will be removed.
7 8
• Never activate Heater Forced OFF
and Emergency operation heater at
the same time.
7 8
7 8
7 8
7 8
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