- The compressor will start automatically if it has stopped for 30
minutes even if the room temperature is below the compressor
OFF temperature.
Overload Protection Control
- If the temperature of the Outdoor Heat Exchanger less than -3°C,
Outdoor Fan is ON. The Outdoor Fan stop, when Outdoor Heat
Exchanger temperature is T
b
or more according to Outdoor Air
Temperature region as table below:
During starting of Heating mode and after deice, Outdoor Fan ON
for 90 sec. (Hi).
- If the Indoor heat exchanger becomes 68°C or more, the
compressor will stop and restart automatically.
(Time Delay Safety Control - 4 minutes waiting)
4-way Valve Control
- 4-way valve ON during Heating operation, except deicing operation.
- When the unit is switched to “OFF” during Heating operation, 4-
way valve stay at Heating position for 5 minutes.
Hot Start Control
When Heating operation starts, Indoor Fan will not start until the
indoor heat exchanger reaches 30°C as diagram shown.
15
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