Compressor Discharge Or Top 1/2 Temperature Sensor Error - Samsung AM080 XV Series Service Manual

Troubleshooting

4-3-20 Compressor Discharge or Top 1/2 Temperature sensor error

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