D Series Modular Air-cooled Scroll Chillers
15
5.3 Wired Controller Operation Instructions
5.3.1 Turning on/off of the Unit
The unit under non-commissioning state can be turned on/off via the manual mode or the timing mode.
The manual mode is given priority to the timing mode.
◆
Manual mode
(1) Manual start: in the unit stop state, press the on/off button for 3 seconds and start the unit, and at
that time the operation indicator is on. When the compressor begins to run after a delay, the manual
starting process is nished.
(2) Manual stop: in the unit operation state, press the on/off button for 3 seconds and stop the unit, and at
that time the operation indicator is off.
When ambient temperature is lower than -16
℃
, and Run Mode is Heat ,pressing On/Off button, the
following prompt window comes up on the manual operator.
Press the Conrm button for acknowledgement.
If ambient temperature sensors of all linked units are at fault, and Run Mode is Heat, pressing on/off
button, the following prompt window comes up on the manual operator.
Press the Conrm button for acknowledgement.
In the manual defrosting mode, pressing the on/off button, the following prompt window comes up on
the manual operator.
Don’t ON/OFF under
manual defrost!
OK
Press the Conrm button for acknowledgement.
◆
Timer mode
After the unit is energized or reset, press the Manual Mode to turn on/off the unit.
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