Control of W-2WAY ECO-i SYSTEM
4. System Controller
Display
Description
A
B
C
D
E
F
G
H
I
J
K
A: When the unit is in heating standby status, the indicator appears.
B: The currently selected operation mode is displayed.
C: The currently selected FAN SPEED, Airflow Direction and SWEEP settings are displayed.
D: This indication appears when the filter needs cleaning.
E: This indication appears only when an abnormality occurs within a unit.
F: The currently selected mode (ALL, ZONE or GROUP), ZONE number and GROUP number are
displayed.
GROUP number display (no figure: no number registered)
GROUP state display ( : registered group, : currently selected
group)
Operation state display ( : on, no sign: off, : alarm)
G: The currently selected central control mode (1, 2, 3 or 4) is displayed.
H: Lights when any of the air conditioners under the system control is operating; turns off when
none of the air conditioners under the system control is operating. Blinks when any conditioner
is operating under abnormal conditions and its protection function is working.
I: When the button is pressed for more than 4 seconds, the TEST indicator appears.
J: This indication appears when the temperature is set.
K: When turning on the power switch of the system controller,
sign blinks for a few minutes.
While blinking, any controls using the system controller are inhibited. This is because the system
controller is verifying connected groups.
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