Hitachi UTOPIA R32 Series - Page 108

10 Electrical wiring
DIP and RSW switches settings
TCGB0136 rev.1 - 05/2021
100

DSW301: Test run mode
Setting before shipment
Cooling
Heating
Forced stop of compressor

DSW302: Piping Length Setting (Setting is required)
Setting before shipment
Pipe length (<5m)
Pipelength(≥30m)

DSW1: For test run
When set pin number 1 to ON, the electric current
detection is cancelled. Pin number 1 should be set
back to OFF after electrical work.

DSW2: Optional function setting
Factory setting
Optional function setting
External input / output setting mode
Annual cooling

DSW3: Capacity Setting (No setting is required)
Factory setting