Hitachi UTOPIA RAS-4HVRP2E Service Manual page 113

6 Optional functions
RAS-3HVRC2
DSW301 PIN4 ON
DSW2 PIN5 ON
Circulator function at heating
Thermo-OFF
Night-Shift
Cancellation of outdoor ambient
temperature limit
Defrost for cold area (Change of
defrost condition)
SLo (Fan Speed)Defrost Setting
No Function
Priority capacity mode
Cooling capacity priority mode
Heating capacity priority mode
No Function
Indoor expansion valve opening
during heating operation stoppage
Indoor expansion valve
operating during heating
Thermo-OFF
4 After selecting the function setting, turn OFF DSW2 PIN5. The display will be back to the normal operation. Then turn
OFF DSW301 PIN4. The selected data is stored in the outdoor unit PCB and the "function setting" is completed. The
stored data is maintained even when the power source is cut OFF.
111 SMGB0136 rev.0 - 07/2021
Outdoor expansion valve
initial opening for heating
Low Noise Setting
Demand function setting
Wave function setting
Protection of Decrease
in Outlet Temperature for
Cooling
No Function
No Function
Thermo-OFF setting
for outdoor unit after
defrosting operation
Intermitent operation of
outdoor fan motor
No Function
No Function
No Function
Effectivity of
Alternation Defrost
Mode
No Function
No Function
No Function
Cancellation of Defrost
at Absence Judgment
No Function
No Function
Permit indoor fan
operation during
forced stoppage
No Function
No Function
6