Gree Versati III Series Owner's Manual page 54

Air-to-water Heat Pump Split Versati
21.4 Notice before Seasonal Use
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(3)If unit starts up after not operating for a long time, it should be power on 8 hours before operation starts so as
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(4)Precautions for Freeze Protection in Winter
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Concentration Freezing Temp
4.6
8.4
12.2
16
Note: "Concentration" listed in the table above indicates the mass concentration.
Concentration
°C
-2 19.8
-4 23.6
-5 27.4
-7 31.2
Freezing Temp Concentration
°C
-10
-13
-15
-17
50
SPLIT TYPE
Freezing Temp
°C
35 -21
38.8 -26
42.6 -29
46.4 -33