Haier AB182ACERA Service Manual page 40

TIMER ON: RUN LED is off, compressor LED is off, and TIMER LED is on, the unit is in stop state.
When timer is over, the unit begins to run, and the timer LED is off. The unit operation begins from
receiving the timer signal for the last time. The SLEEP function only can be set before the TIMER
ON begins.
TIMER OFF: the unit running, the timer LED on, while the timer is over, timer LED off, the unit will
stop, the sleep can be set, the sleep time will replace the original time of TIMER ON/OFF.
TIMER ON/OFF set at the same time: when the timer on/off is set, the timer LED will be off; the
sleep function can be set, the sleep time will replace the original time of TIMER ON/OFF.
9.2 SLEEP function (energy saving function at night)
9.2.1 Standard sleep function: in cooling or dry mode, after running at SLEEP mode for 1 hour, the
set temperature will rise 1℃, another 1 hour later, the set temperature will rise another 1℃; the unit
continues running for 6 hours, then the unit will stop.
9.2.2 Standard sleep function: in heating mode, after running at SLEEP mode for 1 hour, the set
temperature reduces 2℃, another 1 hour later, the set temperature will reduce 2℃, and another 3
hours later, the set temperature rises 1℃; the unit continues running for 3 hours, then the unit will
stop.
9.2.3 Non-standard SLEEP function: the sleep function can realize 1~8 hours sleep mode when
being combined with the TIMER function.
1） When in Auto mode, the unit will make SLEEP operation due to the setting.
2） After setting SLEEP function, the clock can not be adjusted.
3） If sleep time is no more than 8 hours, when the time arrives, the unit wil shut off.
4） If sleep function is set after setting TIMER OFF function, the unit will execute as the SLEEP
function.
5） If SLEEP function is set, the TIMER function can not be set.
6） If sleep function is set after setting TIMER ON function, the sleep function only can be set
befroe the TIMER ON time arrives.
After setting sleep function, press CLOCK button to check the clock; press TEMP button to display
the set temperature, and press again to change the set temperature.
9.3 Emergency operation
Press emergency button for over 1 second continuously, when loosing it, the buzzer will sound
once.
Emergency operation: AUTO cooling state, the set temperature 24℃, indoor motor at high speed,
not adjusting the temperature sensor abnormal and the protection, the thermostat ON, 3 minutes
later, the compressor starts up, and another 3 minutes later, quit the trial running and enter the
normal operation as the setting;
Press again, enter the shutoff state.
9.4 Compulsory cooling operation
In OFF state, press compulsory button for over 10 seconds continuously, loose it and the buzzer will
sound twice, then the unit enters the compulsory cooling operation, or after the panel receives the
compulsory cooling signal, the unit enters the compulsory cooling state. For the first time, there is
no compressor 3-minute protection, the unit will run for 5 minutes in cooling mode, and
indoor/outdoor motors are in high speed; in the 5 minutes, the system will not adjust the protection
and not be limited by the ambient temperature, but the compressor will be limited by 3-minute
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Commercial Air Conditioner
Model: AB182ACERA
AC182ACERA