Operation Control - Panasonic CS-F14DD3E5 Service Manual

9.6.3. Cooling Outdoor Fan Control
• During cooling operation, outdoor fan speed changes according to outdoor pipe temperature.
• The fan speed is controlled by the timing of turning the outdoor fan ON and OFF within an interval.
• When outdoor pipe temperature increases, internal timing also increases.
• Outdoor fan ON time is a variable with the range of 200ms to 2000ms.
• After 2 minutes, the outdoor pipe temperature is detected and the outdoor unit fan speed is changed automatically.
9.6.4. Heating Outdoor Fan Control
• During heating operation, the fan speed is controlled by indoor heat exchanger temperature.
• In case of twin operation, the higher indoor heat exchanger temperature is used to control the fan speed. During heating
operation, the fan speed is controlled by indoor heat exchanger temperature.
9.7.

Operation control

9.7.1. Thermostat Control
• Depending on differences between room temperature and setting temperature, compressor operation is decided and starts
operation.
• If temperature difference matches values shown below, thermostat switches off.
9.7.2. Odour Cut Control
• Odour cut operation removes the odour generated at indoor heat exchanger by using drain water come out from indoor heat
exchanger.
• Press "Odour" button at remote control to enable odour cut operation.
• Odour cut operation starts when compressor or thermostat is on.
Thermostat &
Compressor ON/OFF
Time 40 sec.
Cool Off
Soft Dry Off
9.7.3. Hot Start Control
• Hot start control operates at the starting of heating operation, where [PREHEAT] displayed at wired remote control.
• Indoor fan stops until hot start control ends (indoor heat exchanger temperature increases or 4 minutes past heating operation
starts), fan control resume.
Cool Mode
Soft Dry Mode
Heat Mode
Thermostat & Compressor ON
50 sec. -
Lo Normal
Operation
Lo Lo
-1.5°C
-2.5°C
3.5°C
Thermostat & Compressor OFF
20 sec. 120 sec. 20 sec.
Lo Off Lo
Lo Off Lo
26
Thermostat & Compressor ON
40 sec. 50 sec.
Off Lo Normal
Operation
Off Lo
-
Lo