Panasonic CS-E15CKP Service Manual page 19

8.1.4. Cooling Mode Automatic Indoor Fan Speed
The automatic fan speed for cooling operation is as shown in below patterns (a → b → c → → h) with each pattern 10 seconds.
The fan speed for each level (X or Y or Z) is as below table.
Model No.
Level
Normal Operation Fan Speed No.
Powerful Mode Fan Speed No.
(a) During cooling operation, if all the following conditions occur, indoor fan speed will be shifted to Shi internally.
(i) Indoor intake air temperature
(ii) Instructed frequency = 39 Hz (E9CKP) or 52 Hz (E12CKP/E15CKP).
(iii) Remote controller setting temperature = 16°C.
(iv) Remote controller setting fan speed = Hi.
(v) Outdoor air temperature
(vi) Operation starts 30 minutes.
8.1.5. Heating Mode Indoor Fan Motor Operation (Anti Cold draft Control)
Indoor fan speed varies in accordance to indoor heat exchanger temperature, based on type of air volume and direction, as shown
below.
1. Manual Fan Speed
E9CKP
X Y
11 9
13 11
24°C.
30°C.
Z X
7 10
9 12
19
CS-E15CKP CU-E15CKP5
E12CKP/E15CKP
Y Z
9 7
10 9