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t If the temperature is out of the guaranteed range below, exact result will not be obtained.
- Indoor: 20~32 °C
- Outdoor: 5~43 °C
t If the operation cycle is not stable, the operation of refrigerant amount check may be forcibly finished.
t Accuracy of the result may decrease if the product has not been operated for a long period of time or heat mode
has been operated before running the function of refrigerant amount check. Therefore, use the function of
refrigerant amount check after operating the product in cool mode for at least 30 minutes.
t Product may trigger system protection operation depending on the installation environment. In this case, the
result of refrigerant amount check may not be accurate.
Actions to take for the check result
t Excessive amount of refrigerant
- Discharge 5% of total amount of refrigerant and restart the refrigerant amount check.
t Insufficient amount of refrigerant
- Add 5% of the total amount of refrigerant and restart the refrigerant amount check.
t Insufficient degree of supercooling
- Add 10 % of the total amount of refrigerant and restart the refrigerant amount check.
t Judgment not available
- Check if the function of refrigerant amount check is executed within the guaranteed temperature range. Run
trial operation to check if there are other problems on the system.
CAUTION
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