111
Troubleshooting
1.1.5 Emergency Operation
(1) Emergency Mode Operation from Remote Control Switch for Compressor Failure
If one compressor is failed, emergency operation mode is available by the remote control switch after excluding the
failed compressor. Even if the compressor is failed, the air conditioning operation is continuously available until the
troubleshooting is performed.
*In case of following alarm codes, emergency
operation is available.
Inverter Compressor Failure
06: Abnormality of inverter voltage
23: Abnormality of discharge thermistor
48: Activation of over current protection device
51: Abnormality of inverter current sensor
53: Inverter error signal detection
54: Abnormality of inverter n temperature
Compressor
Compressor
Compressor
Even if one unit is failed, the others can keep operating
.
x
Failed Outdoor Unit
a . Procedure
<In case of HYXE-J01H>
By pressing “ ” for 3 seconds
simultaneously, emergency mode starts.
“Emerg.” can be displayed on the LCD
during this operation.
b . Operation Condition
This emergency operation
is NOT applicable to all the
compressors mounted in
the failed outdoor unit.
Press " " for 3 seconds.
[Emerg.] displays on the LCD
of the remote control switch
and the emergency operation
starts.
Emergency Operation Indication
<HYXE-J01H>
NOTE:
● Emergency operation is available only when all the indoor unit and remote control to be connected are for H-NET.
● Emergency operation is available only when the alarm codes above (*) display.
● The emergency operation is not available for the failures of inverter PCB or fan controller.
● This emergency operation is not a normal operation but a temporary one until the service people come. If the
alarm displays again during the emergency operation, it cannot be canceled.
● Do not perform emergency operation for more than 8 hours. Otherwise, the unit may be damaged.
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