Fan Operation; Normal Control - Panasonic CU-J50DBE8 Service Manual

9.4.

Fan Operation

• Fan operation can be set using remote control.
• The indoor fan is operated at High, Medium or Low speed according to remote control setting.
9.5.

Normal Control

9.5.1. Cooling Indoor Fan Control
• Manual Fan Speed
Operation starts at High, Medium or Low speed set by remote control.
• Auto Fan Speed
When operation start, or shifting to thermostat ON condition from thermostat OFF condition, indoor fan operates as below.
Thermostat & Compres-
sor ON/OFF
Time
Cooling Auto
Soft Dry Auto
9.5.2. Louver control
• When power is on, at the same time, louver initialize 2 times.
• During operation, stopping, thermostat is off condition, louver angle change as below table by manual setting or auto setting of
remote controller.
Remote controller setting
Operation mode Display
Fan
Cooling Normal
(fan) Dew control
Thermostat off
Normal
Soft Dry Dew control
Thermostat off
Operation mode judge
Stop mode
9.5.3. Cooling Outdoor Fan Control
• During cooling operation, outdoor fan speed changes according to outdoor pipe temperature.
• The fan speed is controlled by the timing of turning the outdoor fan ON and OFF within an interval.
• When outdoor pipe temperature increase, interval timing increased.
• Outdoor fan ON time is a variable with the range of 200ms to 2000ms.
• After 2 minutes, the outdoor pipe temperature is detected and the outdoor unit fan speed is changed automatically.
Thermostat &
Compressor ON
40 sec. 50 sec. -
Off Lo Hi
Off Lo Lo
Set 1
20°
20°
20°
20°
20°
Thermostat &
Compressor OFF
20 sec. 120 sec. 20 sec.
Lo Off
Lo Off
Manual
Set 2 Set 3
35° 50°
35° 50°
35°
35° 50°
35°
35°
35° 50°
35° 50°
70°
40
Thermostat &
Compressor ON
40 sec. 50 sec.
Lo Off Lo
Lo Off Lo
Set 4 Piping temp (heating)
70° 20° - 70°
70° 20° - 70°
70° 20° - 70°
70° 20° - 70°
70°
-
Me
Lo
Auto
20°