Samsung AM036FXMDCH Service Manual page 58

Check Operation & Amount of Refriherant Automatically Checking
2) Outdoor Unit Temperature sensor
Inspection item : Outdoor temperature of each Outdoor Unit, Cond_Out, Suction, Liquid pipe temperature sensor
Error code: None (The resulting report "Undetermined")
Determine the status of the Temperature sensor of the each Outdoor Unit installed before the compressor start.
If the judgment of Outdoor Unit Temperature sensor is "Undetermined" : Checking in accordance with the following order.
Must wait more than 1 hour
Is deviations of the each
Outdoor Unit Temperature sensors,
more than 10 ?
Is Temperature sensor properly assembled ?
Is Temperature
sensor connector properly connect ?
Is Temperature sensor resistance value normal ?
Check the breakaway
of sensor or replace PCB
Is deviations of the each
No
Outdoor Unit Temperature sensors, less than 1 0 ?
Complete
[Caution]
- If the Outdoor Unit with a history of operation (Automatic commissioning inclusion) : Must be carried out Automatic Commissioning after 1
hour from final operation stopped.
58
No
Yes
No
Yes
No
Yes
No
Yes
Yes
Resistance measurement method After
Temperature sensor
resistance value]
Temperature( )
Replace sensor
separating the Temperature sensor connector
from the PCB, measure the resistance value
between the two terminals .
[Discharge
7 0 2 . 2
6 0 3 . 0
5 0 4 . 2
4 0 5 . 8
3 0 8 . 3
2 0 1 2 . 1
1 0 1 8 . 0
0 2 7 . 3
- 1 0 4 3 . 0
Samsung Electronics