Samsung AM009FN1DCH/AA, Руководство по обслуживанию

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Troubleshooting
Samsung Electronics 4-77
4-4-51 EVI In Temperature sensor error (Open/Short)
ስ
(Operation) ×(Reservation)
ስ
(Blast) ×(Filter) ×(Defrost)
· Disconnection or breakdown of relevant sensor.
· Refer to the judgment method below.
Indoorunit display
Judgment Method
Cause of problem
Outdoor unit display
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
EVI-IN
EVI-IN