Samsung AM056FN2DEH Series, Руководство по обслуживанию

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Troubleshooting
Samsung Electronics 473
4-4-53 EVI In Temperature sensor error (Open/Short)
1. Cause of problem
Did the connector for the EVI In
Temperature sensor break away from
the PCB?
Did the resistance value
significantly stray from the following
temperature table?
Separate the connector of the Outdoor EVI In
Temperature sensor from the PCB and measure
the resistance value between the 2 terminals.
Restart operation after replace the PCB
Restart operation after connecting
the connector to PCB
Replace this part as it is the defective of the
Outdoor EVI In Temperature sensor itself.
No
No
Yes
Yes
Temperature(°C)
70
60
50
40
30
20
10
0
-10
Resistance(KΩ)
2.2
3.0
4.2
5.8
8.3
12.1
18.0
27.3
43.0
저저저 저저저저
EVI-IN
EVI-IN
Outdoor unit display
Indoor unit display
Criteria
∙ Refer to the judgment method below.
Cause of problem
∙ Disconnection or breakdown of relevant sensor.