Samsung AVXC2H056EE, Service Manual

Page: 129 / 508

Troubleshooting
4-38 Samsung Electronics
■
Indoor unit air temperature and Eva.In/Out temperature sensors auto inspect
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t*GJUJTEFUFSNJOFEUIBUBOJOTQFDUJPOPGUIFJOEPPSVOJUUFNQFSBUVSFJTSFRVJSFEQMFBTFQFSGPSNUIFJOTQFDUJPOJOUIFGPMMPXJOHPSEFS
- Error code: None. (Print the S-net pro result report “inspection required”)
●
An “Inspection required” may occur even if the outdoor unit runs cooling or heating operations normally 30 minutes before. In this case,
please run the auto inspect mode after running air modes for all installed indoor units for at least 10 minutes.
●
Air intake indoor units are exempted from auto inspections of the indoor temperature and Eva.In/Out temperature sensor.
Yes
Do the indoor
and Eva.in/out temperatures deviate by
more than 10°C?
Run air operation for more than
10 minutes
Yes
Yes
Yes
No
No
No
No
Is the temp, sensor
connector of the relevant indoor unit
working normally?
Is the temp. sensor
resistance value of the relevant indoor
unit normal?
Is the deviation of the
indoor and Eva.in/out temperatures
within 10°C?
End
Modify
Replace sensor
Check for loose sensor or replace PCB
Temperature
(°C)
Resistance
(KΩ)
70
60
50
40
30
21
10
0
-10
2.2
3.0
4.2
5.8
8.3
12.1
18.0
27.3
43.0
Temperature sensor
$9;&6+B$BaLQGG