Panasonic CU-B14DBE5, Service Manual, Page: 26 / 109

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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.
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.
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 & Compres-
sor ON/OFF
Thermostat &
Compressor ON
Thermostat &
Compressor OFF
Thermostat &
Compressor ON
Time 40 sec. 50 sec. - 20 sec. 120 sec. 20 sec. 40 sec. 50 sec. -
Cooling Auto Off Lo Hi Lo Off Lo Off Lo Me
Soft Dry Auto Off Lo Lo Lo Off Lo Off Lo Lo
Remote controller setting Manual Auto
Operation mode Display
Set 1 Set 2 Set 3 Set 4 Piping temp (heating)
A B C
Fan 20
°
35
°
50
°
70
°
20
°
- 70
°
Cooling Normal 20
°
35
°
50
°
70
°
20
°
- 70
°
(fan) Dew control 35
°
Thermostat off 20
°
35
°
50
°
70
°
20
°
- 70
°
Normal 35
°
Soft Dry Dew control 35
°
Thermostat off 20
°
35
°
50
°
70
°
20
°
- 70
°
Operation mode judge 20
°
35
°
50
°
70
°
20
°
Stop mode 70
°