Heating Operation; Automatic Operation; Indoor Fan Motor Operation - Panasonic CS-E9SD3UAW Service Manual

12.1.4

Heating Operation

12.1.4.1 Thermostat control

Compressor is OFF when Intake Air Temperature - Internal Setting Temperate > +3.6°F.

Compressor is ON after waiting for 3 minutes, if the Intake Air Temperature - Internal Setting Temperature <
Compressor OFF point.
12.1.5

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 ≥ 3.6°F, COOL mode is decided.
o
If -3.6°F ≤ indoor intake temperature - remote control setting temperature < 3.6°F, DRY mode is decided.
o
If indoor intake temperature - remote control setting temperature < -3.6°F, HEAT mode is decided.
o

For the 2nd judgment onwards
If indoor intake temperature - remote control setting temperature ≥ 5.4°F, if previous operate in DRY mode,
o
then continue in DRY mode. Otherwise COOL mode is decided.
If -3.6°F ≤ indoor intake temperature - remote control setting temperature < 5.4°F, maintain with previous
o
mode.
If indoor intake temperature - remote control setting temperature < -3.6°F, HEAT mode is decided.
o
12.1.6

Indoor Fan Motor Operation

A. Basic Rotation Speed (rpm)
i. Manual Fan Speed
[Cooling, Dry]

Fan motor's number of rotation is determined according to remote control setting.
[Heating]

Fan motor's number of rotation is determined according to remote control setting.
ii. Auto Fan Speed
[Cooling, Dry]

According to room temperature and setting temperature, indoor fan speed is determined automatically.
Heat
-10.8 -9 -7.2 -5.4 -3.6 -1.8
Heat
-10.8 -9 -7.2 -5.4 -3.6 -1.8
Remote Control O
Tab (rpm) Hi
Remote Control O
Tab (rpm) Shi
Dry Cool
0 1.8 3.6 5.4 7.2 9
Maintain Cool/Dry
0 1.8 3.6 5.4 7.2
O O O
Me+ Me Me-
O O O
Me+ Me Me-
49
10.8
9 10.8
O
Lo
O
Lo