Test Operation And Debugging - Gree FGR25Pd/DNa-X Service Manual

Duct type split Air conditioner Inverter Series

1.2.2 Test Operation and Debugging

Once the unit is energized and turned on for the first time, the display tube of outdoor unit displays
"A0", which indicates debugging standby status. At this time, hold SW3 button successively for 5s on the
main module to enter into the automatic debugging, and then the engineering debugging will perform
according to the set procedures. Step 4(conformation of outdoor unit' quantity) and step 4(conformation
of indoor unit' quantity) should be confirmed manually by pressing "SW3", while other procedures will be
performed automatically. Once the debugging for each step is finished, "oC" will be displayed; once all
engineering debugging are finished, "oF" will be displayed, which indicates the unit is under standby
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