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CS-VG120KE / CU-VG120KE
2. Hot Start
∙ At the start of heating operation, the indoor fan stops and compressor operates at Fhmax frequency (124Hz). This is to heat
up the indoor heat exchanger in order to avoid cold air discharged.
∙ Hot Start ends when
a. Indoor heat exchanger temperature reaches over 15°C
b. 4 minutes after heating operation starts
∙ After Hot Start operation, compressor operates at Fhmax (124Hz) for 2 minutes.
8.4.3.
Deice Operation
Deice operation occurs when the deice operation starting signal is generated. This happens when one of the following conditions
occurs. However, the first deice operation will begin 1 hour after start of heating operation.
Case 1
Case 2
Case 3
Case 4
Note:
The above 4 cases are under compressor operating condition.
or
Outdoor Heat Exchanger
Temp. Th
3
120 minutes
continuously
80 minutes
continuously
40 minutes
continuously
40 minutes
continuously
Outdoor Heat Exchanger
Temp. (Th)
Th
-6
for 3 min
continuously
Th
-7
for 3 min
continuously
Th
-9
for 3 min
continuously
Th
-11
for 3 min
continuously
20
Outdoor Temp. (To)
To
-1
To
-1
To
-3
To
-3
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