Airwell YUDE024, Service Manual

Page: 43 / 72

CONTROL SYSTEM
SM YUDE 2-A.1 GB 11-11
Power indication Lights up when the unit is connected to power
Timer indication Lights up when the Timer is set
Cool indication Lights up when the unit is running in cooling mode
Heat indication Lights up when the unit is running in heat mode
2x7-Segments display 3. In normal situation, the setting temperature is displayed.
4. Shows indoor temperature when receiving the corresponding demand
from controller. It resumes displaying setting temperature 5s later
3.Shows the alarm code whenever there is an alarm. (Refer to Diagnostics
part)
11.11 Forced Mode (Compulsory operating function)
.
Entering into forced mode :
After the unit is powered for 5mins, press the light button on remote controller for 3 times in 3s
successively to enter into Freon recovery mode. Fo will be displayed. When Freon recovery mode
operated for 25mins, all loads will operate in cooling mode. (The setting fan speed is high fan
speed and the setting temperature is 16C )
Exiting forced mode:
Any signal from remote controller or button will exit the forced mode, and then the unit will operate
at the current setting command.
Forced mode will also be exited after operating for 25mins and then the unit will be turned off.
11.12 Test Mode (To check the pressure and current)
.
Perform the test mode with 5 min after unit power on.
Cool mode:
To set the remote control with Cool mode, temperature setting =25C
Press
“Lignt” button 5 times in 5 sec to enter into the test mode
The indoor unit display will show P9
Heat mode:
To set the remote control with Heat mode, temperature setting =29C
Press
“Lignt” button 5 times in 5 sec to enter into the test mode
The indoor unit display will show P9