Download SYSTEM AIR CONDITIONER

Test Operation
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 accordance with the following order.
Auto Trial Operation results,
is Valve and Pressure sensor normal?
No
Check the corresponding Valve
/Sensor and Compressor.
Yes
Is Discharge Temperature
sensor of corresponding Outdoor Unit
normal?
No
Inspection and measures of
Discharge Temperature sensor.
(Assembly status, connector,
resistance, etc.)
[Discharge
Temperature sensor
resistance value]
Temperature(℃)
Yes
When Auto Trial Operation,
does maintain Thermo On status of
Indoor Unit?
No
Indoor ventilation
Yes
Is refrigerant in the system properly?
※ Resistance measurement method
After separating the Temperature sensor
connector from the PCB, measure
the resistance value between
the two terminals.
No
Adjusts the refrigerant
(Addition / Emitted)
Resistance(KΩ)
130
8.9
120
11.2
100
18.5
80
32.0
60
59.0
25
200.0
20
242.0
10
362.0
0
553.0
Yes
Complete
9-10
Samsung Electronics