SiBE041012_B
Main Functions
Function and Control
25
1.3
Operation Starting Control
Outline
The system carries out the following control at the beginning to conduct every functional parts
properly.
1. Opening the front panel fully
2. Output of the
∆
D signal after the front panel starts moving
3. Opening the flap fully after the front panel opens fully
4. Making the fan rotate when the flap passes over the fan-banned area
Control Flow
Timing Chart
(1)
Opening the front panel fully
Start
Running
(2)
Output of the
∆
D signal after
the front panel starts moving
(4)
Making the fan rotate when
the flap passes over the
fan-banned area
(3)
Opening the flap fully
(R14049)
Fully close
OFF
Start
ON
Flap
Under running control
Under operation mode control
Under operation mode control
Fan
∆
D
Fully open
Fully open
Fully close
ON
OFF
OFF
Output
ON
∆
0
Fan-banned area
(R11910)
Front
panel
Force supply
(from the
outdoor unit)
The outdoor unit provides force
when it receives the
∆
D signal.
Operation
starting control
: Actual position
of panel or flap
: Additional
control of motor
