Evi In Temperature Sensor Error (Open/Short) - Samsung AM017HN1DEH/EU Service Manual

4-4-53 EVI In Temperature sensor error (Open/Short)

Outdoor unit display
Indoor unit display
Criteria ∙ Refer to the judgment method below.
Cause of problem ∙ Disconnection or breakdown of relevant sensor.
1. Cause of problem
Did the connector for the EVI In
Temperature sensor break away from
Separate the connector of the Outdoor EVI In
Temperature sensor from the PCB and measure
the resistance value between the 2 terminals.
Did the resistance value
significantly stray from the following
temperature table?
Restart operation after replace the PCB
Samsung Electronics
the PCB?
Yes
Yes
No
Restart operation after connecting
the connector to PCB
Temperature(°C)
EVI-IN
No
Replace this part as it is the defective of the
Outdoor EVI In Temperature sensor itself.
Troubleshooting
EVI-IN
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
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