Indoor Fan Motor Operation - Panasonic CS-NZ35YKE Service Manual

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14.1.5
Automatic Operation
This mode can be set using remote control and the operation is decided by remote control setting temperature,
remote control operation mode and indoor intake air temperature.
During operation mode judgment, indoor fan motor (with speed of Lo-) is running for 30 seconds to detect the
indoor intake air temperature.
Every 10 minutes, the indoor temperature is judged.
For the 1st judgment
If indoor intake temperature - remote control setting temperature ≥ 2.0°C, COOL mode is decided.
o
If -2.0°C ≤ indoor intake temperature - remote control setting temperature < 2.0°C, DRY mode is decided.
o
If indoor intake temperature - remote control setting temperature < -2.0°C, HEAT mode is decided.
o
For the 2nd judgment onwards
If indoor intake temperature - remote control setting temperature ≥ 3.0°C, if previous operate in DRY mode,
o
then continue in DRY mode. otherwise COOL mode is decided.
If -2.0°C ≤ indoor intake temperature - remote control setting temperature < 3.0°C, maintain with previous
o
mode.
If indoor intake temperature - remote control setting temperature < -2.0°C, HEAT mode is decided.
o
14.1.6
Fan Operation
Fan Operation is used to circulate air in a room.
During operation, indoor fan run continuously but outdoor fan and compressor stop.
Temperature setting is not applicable.

14.2 Indoor Fan Motor Operation

14.2.1
Basic Rotation Speed (rpm)
A. Basic Rotation Speed (rpm)
i. Manual Fan Speed
[Cooling, Dry]
Fan motor's number of rotation is determined according to remote control setting.
When thermostat is off, the fan speed will be limited to max Me fan.
In COOL mode, when the room temperature reaches near the set temperature, the compressor stops, then the
indoor unit fan speed reduced.
To prevent the room humidity rising, the indoor fan will resume running according to the set fan speed when
room temperature increase.
[Heating]
Fan motor's number of rotation is determined according to remote control setting.
Heat
-6.0
-5.0
-4.0
-3.0
-2.0
-1.0
Heat
-6.0
-5.0
-4.0
-3.0
-2.0
-1.0
Remote control
Tab
Hi
Remote control
Tab
SHi
Dry
Cool
0.0
1.0
2.0
3.0
4.0
5.0
Maintain
current mode
0.0
1.0
2.0
3.0
4.0
5.0
Me+
Me
Me-
Me+
Me
Me-
72
6.0
Cool
/Dry
6.0
Lo
Lo

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