SiUS04-904 Control Specification (15/18/24 Class)
Function and Control 61
4.14 Forced Operation Mode
Outline Forced operating mode includes only forced cooling.
Detail Forced Cooling
4.15 Additional Functions
4.15.1 POWERFUL Operation Mode
Compressor operating frequency is increased to PI Max. (Max. Hz of operating room) and outdoor
unit airflow rate is increased.
4.15.2 Voltage Detection Function
Power supply voltage is detected each time equipment operation starts.
Item Forced Cooling
Forced operation
allowing conditions
1) The outdoor unit is not abnormal
and not in the 3-minute standby mode.
2) The operating mode of the outdoor
unit is the stop mode.
3) The forced operation is ON.
The forced operation is allowed when
the above “and” conditions are met.
Starting/adjustment If the forced operation switch is
pressed as the above conditions are
met.
1) Command
frequency
66 Hz
2) Electronic
expansion valve
opening
It depends on the capacity of the
indoor unit.
3) Outdoor unit
adjustment
Compressor is in operation
4) Indoor unit
adjustment
The command of forced operation is
transmitted to the indoor unit.
End 1) When the forced operation switch is
pressed again.
2) The operation is to end
automatically after 15 min.
Others The protect functions are prior to all
others in the forced operation.
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