Evi In Temperature Sensor Error (Open/Short) - Samsung AM080FXWANR Service Manual

Troubleshooting
4-3 Appropriate Measures for Different Symptom (cont.)

4-3-27 EVI In Temperature sensor error (Open/Short)

Outdoor unit
display
Duct, Cassette (1/2 Way),Console, Celing
Operation
Indoorunit
display
×
※ ● : ON ◑ : Flash ×: OFF
Judgment
∙ Detect according to temperature detected with the EVI-In pipe temperature thermistor.
Method
Cause of
∙ EVI-In temperature sensor is defective. (open/short)
problem
1. Cause of problem
sensor connector (CN44) connected
Separate the connector of the Outdoor EVI In
Temperature sensor from the PBA and measure
the resistance value between the 2 terminals.
Is the resistor value matching with
Restart operation after replace the PBA
Samsung Electronics
Defrost Timer Fan Filter/MPI
× ◑ ◑
Outdoor EVI IN
to PBA?
Yes
"NOTE1" table?
Yes
Cassette (4/Mini4 Way)
Operation Defrost
◑ × ◑
No
Restart operation after connecting
the connector to PBA
Resistance value measure part
EVI-IN
CN44 (3, 4)
No
Replace this part as it is the defective of the
Outdoor EVI In Temperature sensor itself.
Wall-mounted (NeoForte)
Timer Filter Operation
◑ ◑ ●
NOTE1
Temperature(°C) Resistance(KΩ)
70 2.2
60 3.0
50 4.2
40 5.8
30 8.3
20 12.1
10 18.0
0 27.3
-10 43.0
Timer Turbo
◑ ◑
EVI-IN
111