Friedrich M24DYFKIT Service Manual download pdf (Page 17)

OUTDOOR UNIT LEDS

LED 1 LED 2 LED 3 LED 4

Communication error (indoor unit A to outdoor unit)

Communication error (indoor unit B to outdoor unit)

Communication error (indoor unit C to outdoor unit)

Communication error (indoor unit D to outdoor unit)

Discharge pipe temperature sensor

Outdoor heat exchanger temperature sensor

Outdoor temperature sensor

Outdoor 2way valve(A) temperature sensor

Outdoor 2way valve(B) temperature sensor

Outdoor 2way valve(C) temperature sensor

Outdoor 2way valve(D) temperature sensor

Outdoor 3way valve(A) temperature sensor

Outdoor 3way valve(B) temperature sensor

Outdoor 3way valve(C) temperature sensor

Outdoor 3way valve(D) temperature sensor

Compressor temperature sensor

Heatsink temperature sensor

Pressure switch A abnormal

Pressure switch B abnormal

Indoor unit connection capacity error

IPM error

Comoressor loter location error

Compressor can not start to operate

Outdoor fan (upper) motor error

Outdoor fan (lower) motor error

Microcomputer error

: Slow flashing - : Off

1 time

2 times

3 times

4 times

5 times

6 times

7 times

8 times

9 times

10 times

11 times

12 times

13 times

14 times

15 times

16 times

17 times

2006.03.23

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Friedrich M24DYFKIT Service Manual Page 17

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