Automatic Operation; Indoor Fan Motor Operation - Panasonic CS-E18NKUA Service Manual

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
12.2

Indoor Fan Motor Operation

12.2.1 Basic Rotation Speed (rpm)
Manual Fan Speed
[Cooling, Dry]
Fan motor's number of rotation is determined according to remote control setting.
o
[Heating]
Fan motor's number of rotation is determined according to remote control setting.
o
Auto Fan Speed
[Cooling, Dry]
According to room temperature and setting temperature, indoor fan speed is determined automatically.
o
The indoor fan will operate according to pattern below.
o
During operation, indoor fan motor may stop due to odor prevention.
o
Remote control ○
Tab Hi
Remote control ○
Tab Shi
○ ○ ○
Me+ Me Me-
○ ○ ○
Me+ Me Me-
31
○
Lo
○
Lo