Samsung AM080 XV Series - Compressor Discharge or TOP 1;2 Temperature Sensor Error

Troubleshooting
4-38 Samsung Electronics
4-3-20 Compressor Discharge or Top 1/2 Temperature sensor error
1.
Cause of problem
Yes
Compressor
discharge or Top temperature sensor
connector (CN43, CN45)
connected to PCB?
Is the resistor value matching with
“NOTE1” table?
After separating the Compressor Discharge or
Top Temperature sensor connector from the
PCB, measure the resistance value between
the two terminals.
Restart operation after replace the PCB
TOP1 : CN43 (3, 4)
TOP2 : CN45 (5, 6)
DIS1 : CN43 (1, 2)
DIS2 : CN45 (3, 4)
Restart operation after connecting
the connector to PCB
Replace this part as it is the defective
of the Compressor Discharge or
Top Temperature sensor itself.
Yes
No
No
Resistance value
measure part
Resistance value
measure part
TOP1 TOP2
TOP1
TOP2
NOTE1
Temperature(°C)Resistance(K)
130
120
100
80
60
25
20
10
0
8.9
11.2
18.5
32.0
59.0
200.0
242.0
362.0
553.0
Outdoor unit
display
(Compressor 1 Discharge) (Compressor 2 Discharge)
(Compressor 1 Top) (Compressor 2 Top)
Indoorunit
display
Duct, Cassette (1/2 Way),Console, Celing Cassette (4/Mini4 Way) Wall-mount ed (NeoForte)
Operation Defr ost Timer Fan Filter/MPI Operation Defrost Timer F ilter Operation Timer Turbo
◑××◑× ◑×◑×◑×◑
※ ●: ON ◑: Flash ×: OFF
Judgment
Method
 Refer to the judgment method below.
Cause of
problem
 Compressor Discharge or Top Temperature sensor defective. (Open/Short)