Indoor Fan Speed Control - Panasonic CS-C18DKU Service Manual

8.5.

Indoor Fan Speed Control

• Indoor Fan Speed can be set using remote control.
8.5.1. Fan Speed Rotation Chart
8.5.2. Automatic Fan Speed Control
• When set to Auto Fan Speed, the fan speed is adjusted between maximum and minimum setting as shown in the table.
− Fan speed rotates in the range of Hi, Me and Lo-.
− Deodorizing Control will be activated.
• Auto Fan Speed during Cooling operation:
1. Indoor fan will rotate alternately between off and on as shown in below diagram.
2. At the beginning of each compressor start operation, indoor fan will increase fan speed gradually for deodorizing purpose.
3. For the first time the compressor operate, indoor fan will be switched to Hi fan speed from Lo- after 70 seconds from the
start of compressor. This cause the room temperture to achieve the setting temperature quickly.
4. During compressor stop, indoor fan will operate at Lo- for the beginning 20 seconds to prevent higher volume of refrigerant
in liquid form returning to the compressor.
5. After the compressor at turn off condition for 3 minutes, indoor fan will start to operate at Lo- to circulate the air in the room.
This is to obtain the actual reading of the intake air temperature.
6. For the resume of compressor operation, indoor fan will operate at Me fan speed to provide comfort and lesser noise
environment, after 70 seconds from the restart of compressor.
COOL/ DRY
S Hi
Hi
Me
Lo+
Lo
Lo-
S Lo
Q Hi
Q Me
Q Lo
CS-C24DKU
1620
1570
1450
1360
1260
1100
860
1470
1350
1160
23
CS-C18DKU CU-C18DKU / CS-C24DKU CU-C24DKU
CS-C18DKU
1420
1360
1250
1220
1150
980
780
1260
1150
1050