Airwell YFF045, Service Manual

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CONTROL SYSTEM
11-4 SM FSF045 1-A.0 GB
11.9 Indoor Unit Controllers and Indicators
Indicator Description
RUN
Lights up when the Air Conditioner is ON ,Blink when the unit is during
protection
TIMER/BLOW/SLEEP/AIR/E-HEATER/
AUTO(FAN) L M H/SAVE/ROOM/OFFICE/
RESTRANT/COMMON
The relative LED will Light up when the corresponding function is set
COOL/HEAT/AUTO/DRY/FAN
The corresponding LED will light up when the unit is running in one of
mode, if in AUTO mode, the AUTO LED and the actual running mode
LED will light up
Two 7-segment
•
The default display is room temperature
•
The SPT will display when the unit is on
•
H1 will display when the unit is during deicing
•
The fault code will display when the unit is under protection,
the error code will display circularly when multiple malfunction
is occurred
•
When timer is setting, the SPT, Timer, RAT will be displayed
in sequence, and every will display for 5 s
Button Description
ON/OFF Turn ON or OFF unit by pressing this button
Mode Select the mode by pressing this button, the sequence is Auto, cooling, dry, fan, heating
AMB. Press the AMB.button, the Save mode, room mode, office mode, restaurant mode, common
mode will be selected in sequence.
• In room mode, office mode, restaurant mode, The SPT, fan speed and louver will
run at the default status.
• In save mode, room mode, office mode, restaurant mode, the sleep function is
inactive
• In save mode, the SPT and fan speed will be adjusted automatically.
• When using RC the unit can only turn to Save and common mode.
UP/DOWN • Change SPT
• During function setting, choose or exit the function
• Press both up and down button, these button will be lock, press them again, unlock
these buttons
• Press up button for 20 sec, the unit will force to heating mode
• Press down button for 20 sec, the unit will force to cooling mode
Function Select the function(vertical louver/horizontal louver/blow/E-heater/timer/air/sleep/turbo, etc),
the function can be set or exit by up/down botton
Speed Select the fan speed by pressing this button, the sequence is Auto, low, medium, high