9-14 Samsung Electronics
9-2 Amount of refrigerant automatically checking
Through the detect operation is the ability to verify automatically for the amount of refrigerant.
Start
"K2" Tact Switch : Press the 5 times. Signal input
Temperature conditions satisfied Temperature conditions satisfied
Check the amount of refrigerant Check the amount of refrigerant
Judge the a
mount of refrigerant
(Normal) (Excessive)
Complete
Normal
Excessive of
refrigerant
amount
Deficiency of
refrigerant
amount
Deficiency of
Over-cooling
Undetermined
(Deficienc
y) (Undetermined)
Judge the amount of refrigerant
S-CHECKER signal input
[Caution]
Ɣ If escape the warranty temperatures, can not get the accurate results.
- Indoor : 68~86 ˚F
- Outdoor : 41~109.4 ˚F
Ɣ If operation cycle is not stable, Checking the amount of refrigerant can be forced to shut down.
Ɣ If did not operation for a long time, or when running the heating operation, the accuracy may be lower.
Therefore carried out for more than 30 minutes cooling operation.
Ɣ Depending on the installation environment, system protection operation is performed, in this case, the check result may be inaccurate.
[How to troubleshoot the judged results]
Ɣ Excessive of refrigerant amount : After the 5% emissions of calculated total refrigerant amount, retry Checking the amount of refrigerant.
Ɣ Deficiency of refrigerant amount : After the 5% addition of calculated total refrigerant amount, retry Checking the amount of refrigerant.
Ɣ Deficiency of Over-cooling : After the 10% addition of calculated total refrigerant amount, retry Checking the amount of refrigerant.
Ɣ Undetermined : Checking the amount of refrigerant confirms that is performed in warranty temperatures area.
Ensure that there is no other problems in the system by Test Operation.
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