Protection Control For Heating Operation - Panasonic CS-E10KD3EA Service Manual

13.3. Protection Control For Heating Operation

13.3.1. Intake Air Temperature Control
Compressor will operate at maximum frequency if below conditions occur:
1. When the indoor intake air temperature is 30°C or above.
13.3.2. Outdoor Air Temperature Control
The maximum current value is regulated when the outdoor air temperature rises above 14°C in order to avoid compressor
overloading.
13.3.3. Overload Protection Control
The compressor operating frequency is regulated in accordance to indoor heat exchanger temperature as shown in below figures.
If the heat exchanger temperature exceeds 60°C, compressor will stop.
13.3.4. Cold Draught Operation
When indoor pipe temperature is low, cold draught operation start where indoor fan speed will be reduced.
13.3.5. Deice Operation
When outdoor pipe temperature and outdoor temperature is low, deice operation start where indoor fan motor and outdoor fan
motor stop and operation LED blinks.
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