Defrost Flow Chart
The defrosting shall proceed by the integrating operation time
and outdoor heat exchanger temperature as follows.
(Not defrosted for 10 minutes)
Compressor OFF
Outdoor fan motor OFF
30 sec later 4 - way valve OFF
36 sec later compressor ON
Heating operation start : Compressor ON
Outdoor heat exchanger temperature:
Over 16°C or
Compressor ON time: Over 15 minutes
01-15
Compressor integrating
operation:
Over 25 minutes to
below 240 minutes
Compressor integrating
operation:
Over 240 minutes
Outdoor heat exchanger
temperature:
Below - 6°C
Outdoor heat exchanger
temperature:
Below - 3°C
Defrost start
Defrost Indicator:
[Operation lamp]
7 sec ON / 2 sec OFF
Defrost end
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