Control Specification Si04-306
60 Function and Control
3.14 Forced Operation Mode
Outline Forced operating mode includes only forced cooling.
Detail Forced Cooling
3.15 Additional Function
3.15.1 Powerful Operation Mode
Compressor operating frequency is increased to P1 Max. (Max. Hz of operating room) and
outdoor unit airflow rate is increased.
3.15.2 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 stand-by
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
Depending on the capacity of the
indoor unit.
3) Outdoor unit
adjustment
Compressor is in operation
4) Indoor unit
adjustment
Transmit the command of forced
draft 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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