Indoor Evap Out Sensor Error (Open/Short) - Samsung AM032MNQDCH/AA Service Manual

4-4-5 Indoor EVAP OUT sensor Error (Open/Short)

Outdoor unit display
Indoor unit display ◑(Operation)
Criteria • Refer to how to determine below
Cause of problem • The EVAP out sensor of No. XXX indoor unit has defective OPEN/SHORT
1. How to check
Is indoor EVAP OUT sensor
connector separated from the PCB?
After separating indoor EVAP OUT sensor
connector from the PCB, measure the resistance
values between both terminals
At that time,
is the resistance value significantly deviated
from the temp. table?
Re-start after replacing PCB.
Samsung Electronics
x x x ( x x x : The address of the error occurred indoor unit)
◑(Timer)
×(Fan) ×(Filter)
Yes
Part to measure resistance value
Yes
Yes
indoor EVAP OUT sensor defect, replace it.
×(Defrost)
No
Re-start after connecting
the connector to the PCB.
Temperature
No
As it is due to an
Troubleshooting
Resistance
(°C) (KΩ)
70 2.2
60
3.0
50
4.2
40
5.8
30
8.3
21
12.1
10 18.0
0 27.3
-10 43.0
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