Samsung AM080xXV Series - Page 267

Test Operation
9-10 Samsung Electronics
7) Cycle status
Ŷ Inspection item : Cycle status of Outdoor Unit.
Ŷ Error code: None (The resulting report "Undetermined")
Ŷ Determine the Cycle status of the each Outdoor Unit.
Ŷ If the judgment of Cycle status is "Undetermined" : Checking in accordan
ce with the following order.
Yes
Check the corresponding Valve
/Sensor and Compressor.
No
Auto Trial Operation results,
is Valve and Pressure sensor normal?
Yes
Inspection and measures of
Discharge Temperature sensor.
(Assembly status, connector,
resistance, etc.)
No
Is Discharge Temperature
sensor of corresponding Outdoor Unit
normal?
Yes
Indoor ventilation
No
When Auto Trial Operation,
does maintain Thermo On status of
Indoor Unit?
Yes
Adjusts the refrigerant
(Addition / Emitted)
No
Is refrigerant in the system properly?
Complete
[Discharge
Temperature sensor
resistance value]
Temperature(
℃
)
Resistance(KΩ)
※
Resistance measurement method
After separating the Temperature sensor
connector from
the PCB
, measure
the resistance value between
the two terminals.
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