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17. Digital Tube Display
Main function instruction:
By setting the rotary switch, the digital tube will display the unit parameters, the data is inform
of decimal integer. During the process of installation, adjustion and maintenance, the whole
system's operating parameters can be tested conveniently which can help to check and solve
problems quickly and correctly.
SW1 SW2 SW3 Segment digital tube display content LD2~4
0
0
0
Err code: "000" means no err happen
0
2
0
Operating mode: Stop:OFF; Cooling mode: CCC; Heating mode: HHH;
0
3
0
Outdoor fan 1 motor speed(rpm) "345" means 345rpm.
0
4
0
Outdoor fan 2 motor speed(rpm)
SW1
SW2
SW3
•Motor speed can be set through pressing "ENTER(SW7)"
with 3 seconds, in which "111" will be displayed and the speed
and speed class will be showed in turn. Speed class can be
increased a grade through pressing "UP"once and can be
decreased a grade through pressing "DOWN"once;
•"000" will be showed through pressing "Exit(SW6)" with 3
seconds and setting mode will be exit.
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