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CHECK THE INSTALLATION STATUS
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LED
Item
Diagnostic method
Location image
F
R
Comp location
detection error
Check the Compressor connections .
Check the voltage of Resistance of R2
[0.09Ohm]
Check the soldering status of the MAIN
PCB. (Check if any parts have short-
circuited)
Check the Compressor and the Cycle.
Comp motor
constraint error
Compressor locking Error.
Check the Compressor and the Cycle.
Check the compressor wire connections.
Comp low
voltage error
Check the input voltage.
- AC 60V (Input Power AC110~127V)
- AC 106V (Input Power AC 220~240V)
Check PCB bottom side soldering state.
Comp over
voltage error
Check the input voltage.
- AC 155V (Input Power AC110~127V)
- AC 310V (Input Power AC 220~240V)
Check PCB bottom side soldering state.
Comp IPM Shut Down
Error
Check the soldering status of the
inverter PCB. (Check if any parts have
short-circuited).
Check IPM, PBA case, Compressor
Temperature.
If IPM or Discrete IC Temperature 120℃
over, blinking LED.
* Self-diagnosis CHECK LIST
Содержание RF18A Series
Страница 102: ...102 PCB DIAGRAM This document cannot be usedwithout Samsung s authorization 7 2 ConnectorLayoutwith part position ...
Страница 103: ...103 This document cannot be usedwithout Samsung s authorization 8 WIRING DIAGRAM ...
Страница 104: ...104 This document cannot be usedwithout Samsung s authorization 9 BLOCKDIAGRAM 9 1 Whole block diagram ...