9.4 Trial run
• Turn on the power, start up the unit by the controller, after 30 seconds, the unit (compressor) start to work,
then observe whether the unit works normally.
• When you restart the unit, the compressor will start up after three minutes to protect the compressor.
9.5 Caution
When following happen during trial operation, please stop the unit immediately and cut off the power and contact
with our authorized agent or maintenance technician.
Fuse blown or protection activated frequently.
• The wire and switches are heated abnormally
• Abnormal sounds coming from the unit
• Abnormal smell comes out of the unit.
• Electricity leakage.
10. Control System
10.1 Controller position
The controller is positioned inside the unit before factory, open the front panel as following picture, you will find
the controller.
There is 8 meters cable for the controller, it is allowable to move the controller to outside the unit, but avoid a place
with sunshine and rain.
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