Evi Out Temperature Sensor Error (Open/Short) - Samsung AM009FN1DCH/AA Service Manual

Troubleshooting

4-4-52 EVI Out Temperature sensor error (Open/Short)

Outdoor unit display
Indoorunit display
Judgment Method · Refer to the judgment method below.
· Disconnection or breakdown of relevant sensor.
Cause of problem
1. Cause of problem
the EVI Out Temperature sensor break away
Separate the connector of the Outdoor EVI Out
Temperature sensor from the PCB and measure the
resistance value between the 2 terminals.
significantly stray from the following
Restart operation after replace the PCB
4-78
(Operation) ×(Reservation)
Did the connector for
from the PCB?
Yes
Did the resistance value
temperature table?
Yes
(Blast) ×(Filter) ×(Defrost)
No
Restart operation after connecting
the connector to PCB
Resistance value measure part
EVI-OUT
No
Replace this part as it is the defective of the
Outdoor EVI Out Temperature sensor itself.
Temperature(°C) Resistance(KΩ)
70 2.2
60 3.0
50 4.2
40 5.8
30
8.3
20 12.1
10 18.0
0 27.3
-10 43.0
Samsung Electronics
EVI-OUT