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6. DESCRIPTION OF LEDS DISPLAY AND EMERGENCY BUTTON
INDOOR UNITS 18 - 24
Indoor unit LED’s
•
GREEN LED
(1) shows the following conditions:
- Fault codes (diagnostic);
- During normal operation, the LED is lit.
Once a failure occurs, the LED flashes at intervals of 0.5 seconds. The fault code is deduced from the
number of times the LED flashes. Between one flash cycle and the next a pause of 5 seconds elapses.
If the timer mode is active and the unit is immediately restarted after a stop, this LED flashes until a
new signal is sent to the indoor unit.
•
YELLOW LED
(2) shows the operation in timer mode.
During this operation in this operating mode, the LED is lit.
If the time mode is active and the unit is immediately restarted after a stop, this LED flashes until a new
signal is sent to the indoor unit.
•
RED LED
(3) gives the following information:
- During normal operation, the LED is OFF;
- During defrost the LED is lit;
- During the test for wired connection, the LED
flashes at 1- second intervals.
Button (5) : “EMERGENCY”
Can be used when the remote control is lost or inoperative.
Use a screwdriver to press the push-button.
Emergency operation:
When the unit is in the OFF mode and the emergency is pressed for 5 seconds, the system will operate
as follows:
- Automatic mode.
- Temperature preset to 22ºC.
- Automatic fan speed.
- Louvers set automatically according to operating mode.
- Timer Functions are inactive.
When a signal is received by the remote control, system operates accordingly.
1 : Green Led
2 : Yellow Led
3 : Red Led
4 : Remote control
signal receiver
5 : “Emergency” button