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The auto line correcting can be confirmed in the following way:
1
Turn OFF the power supply.
2
Turn ON the 4th Dip Switch of SW1 on the display P.C. board.
3
Turn ON the power supply.
4
Confirm the interchange by the blinking of LED.
5
Turn OFF the power supply after the confirmation, and turn OFF the 4th Dip Switch of SW1 on the diplay P.C. board.
6
Turn ON the power supply.
NOTE: This function does not work when the jumper wire JGO on the inverter P.C. board is cut.
OUTDOOR UNIT
INDOOR UNIT A
INDOOR UNIT B
<Incorrect piping>
A
B
A
B
ON
AUTO LINE CORRECTING
LED1(Red)
Once
3 times
LED2(Yellow)
Once
3 times
Number of blinks
Wiring line
not interchanged
interchanged
OB377--2.qxp 05.12.14 3:13 PM Page 52